Re: [PATCH v2] kunit: tool: improve compatibility of kunit_parser with KTAP specification

From: Rae Moar
Date: Mon Aug 30 2021 - 16:15:41 EST


On Mon, Aug 30, 2021 at 4:08 PM <Tim.Bird@xxxxxxxx> wrote:
>
>
>
> > -----Original Message-----
> > From: Rae Moar <rmoar@xxxxxxxxxx>
> >
> > On Thu, Aug 26, 2021 at 7:49 PM Daniel Latypov <dlatypov@xxxxxxxxxx> wrote:
> > >
> > > On Thu, Aug 26, 2021 at 12:55 PM 'Rae Moar' via KUnit Development
> > > <kunit-dev@xxxxxxxxxxxxxxxx> wrote:
> > > >
> > > > Update to kunit_parser to improve compatibility with KTAP
> > > > specification including arbitrarily nested tests. Patch accomplishes
> > > > three major changes:
> > > >
> > > > - Use a general Test object to represent all tests rather than TestCase
> > > > and TestSuite objects. This allows for easier implementation of arbitrary
> > > > levels of nested tests and promotes the idea that both test suites and test
> > > > cases are tests.
> > > >
> > > > - Print errors incrementally rather than all at once after the
> > > > parsing finishes to maximize information given to the user in the
> > > > case of the parser given invalid input and to increase the helpfulness
> > > > of the timestamps given during printing. Note that kunit.py parse does
> > > > not print incrementally yet. However, this fix brings us closer to
> > > > this feature.
> > > >
> > > > - Increase compatibility for different formats of input. Arbitrary levels
> > > > of nested tests supported. Also, test cases and test suites are now
> > > > supported to be present on the same level of testing.
> > > >
> > > > This patch now implements the KTAP specification as described here:
> > > > https://lore.kernel.org/linux-kselftest/CA+GJov6tdjvY9x12JsJT14qn6c7NViJxqaJk+r-K1YJzPggFDQ@xxxxxxxxxxxxxx/.
> > > >
> > > > This patch adjusts the kunit_tool_test.py file to check for
> > > > the correct outputs from the new parser and adds a new test to check
> > > > the parsing for a KTAP result log with correct format for multiple nested
> > > > subtests (test_is_test_passed-all_passed_nested.log).
> > > >
> > > > This patch also alters the kunit_json.py file to allow for arbitrarily
> > > > nested tests.
> > > >
> > > > Signed-off-by: Rae Moar <rmoar@xxxxxxxxxx>
> > > > Reviewed-by: Brendan Higgins <brendanhiggins@xxxxxxxxxx>
> > >
> > > Acked-by: Daniel Latypov <dlatypov@xxxxxxxxxx>
> > >
> > > Looks good to me, some more bikeshedding about comments below.
> > > pytype does find a minor error (which was actually my fault since I'd
> > > suggested you annotate `build_dir: str` off-list).
> > > Also, this patch accidentally adds kunit_parser.raw_output() back in.
> > >
> >
> > Thanks for pointing out the pytype error! I will change the annotation in
> > v3. I will also remove kunit_parser.raw_output() in v3.
> >
> > > >
> > > > ---
> > > >
> > > > Change log from v1:
> > > > https://lore.kernel.org/linux-kselftest/20210820200032.2178134-1-rmoar@xxxxxxxxxx/
> > > > - Rebase onto kselftest/kunit branch
> > > > - Add tests to kunit_tool_test.py to check parser is correctly stripping
> > > > hyphen, producing correct json objects with nested tests, correctly
> > > > passing kselftest TAP output, and correctly deals with missing test plan.
> > > > - Fix bug to correctly match test name in instance of a missing test plan.
> > > > - Fix bug in kunit_tool_test.py pointed out by Daniel where it was not
> > > > correctly checking for a proper match to the '0 tests run!' error
> > > > message. Reverts changes back to original.
> > > > - A few minor changes to commit message using Daniel's comments.
> > > > - Change docstrings using Daniel's comments to reduce:
> > > > - Shortens some docstrings to be one-line or just description if it is
> > > > self explanatory.
> > > > - Remove explicit respecification of types of parameters and returns
> > > >
this is already specified in the function annoations. However,
> > > > some descriptions of the parameters and returns remain and some contain
> > > > the type for context. Additionally, the types of public attributes of
> > > > classes remain.
> > > > - Remove any documentation of 'Return: None'
> > > > - Remove docstrings of helper methods within other methods.
> > > > ---
> > > > tools/testing/kunit/kunit_json.py | 55 +-
> > > > tools/testing/kunit/kunit_parser.py | 1056 ++++++++++++-----
> > > > tools/testing/kunit/kunit_tool_test.py | 134 ++-
> > > > .../test_is_test_passed-all_passed_nested.log | 34 +
> > > > .../test_is_test_passed-kselftest.log | 14 +
> > > > .../test_is_test_passed-missing_plan.log | 31 +
> > > > .../kunit/test_data/test_strip_hyphen.log | 16 +
> > > > 7 files changed, 951 insertions(+), 389 deletions(-)
> > > > create mode 100644 tools/testing/kunit/test_data/test_is_test_passed-all_passed_nested.log
> > > > create mode 100644 tools/testing/kunit/test_data/test_is_test_passed-kselftest.log
> > > > create mode 100644 tools/testing/kunit/test_data/test_is_test_passed-missing_plan.log
> > > > create mode 100644 tools/testing/kunit/test_data/test_strip_hyphen.log
> > > >
> > > > diff --git a/tools/testing/kunit/kunit_json.py b/tools/testing/kunit/kunit_json.py
> > > > index f5cca5c38cac..e7317b4fad9d 100644
> > > > --- a/tools/testing/kunit/kunit_json.py
> > > > +++ b/tools/testing/kunit/kunit_json.py
> > > > @@ -11,47 +11,46 @@ import os
> > > >
> > > > import kunit_parser
> > > >
> > > > -from kunit_parser import TestStatus
> > > > -
> > > > -def get_json_result(test_result, def_config, build_dir, json_path) -> str:
> > > > - sub_groups = []
> > > > -
> > > > - # Each test suite is mapped to a KernelCI sub_group
> > > > - for test_suite in test_result.suites:
> > > > - sub_group = {
> > > > - "name": test_suite.name,
> > > > - "arch": "UM",
> > > > - "defconfig": def_config,
> > > > - "build_environment": build_dir,
> > > > - "test_cases": [],
> > > > - "lab_name": None,
> > > > - "kernel": None,
> > > > - "job": None,
> > > > - "git_branch": "kselftest",
> > > > - }
> > > > - test_cases = []
> > > > - # TODO: Add attachments attribute in test_case with detailed
> > > > - # failure message, see https://api.kernelci.org/schema-test-case.html#get
> > > > - for case in test_suite.cases:
> > > > - test_case = {"name": case.name, "status": "FAIL"}
> > > > - if case.status == TestStatus.SUCCESS:
> > > > +from kunit_parser import Test, TestResult, TestStatus
> > > > +from typing import Any, Dict
> > > > +
> > > > +JsonObj = Dict[str, Any]
> > > > +
> > > > +def _get_group_json(test: Test, def_config: str, build_dir: str) -> JsonObj:
> > >
> > >
> > > Ah, pytype complains about this.
> > > Looks like the unit test passes None here.
> > >
> > > We can either make this annotation say `build_dir: Optional[str]` or
> > > change the unit test to pass '' instead of None.
> > > The former might be preferable to keep this change more focused.
> > >
> >
> > Thanks for finding this! I also like 'build_dir: Optional[str]' to keep the
> > changes limited to the files already being updated.
> >
> > >
> > > > + sub_groups = [] # List[JsonObj]
> > > > + test_cases = [] # List[JsonObj]
> > > > +
> > > > + for subtest in test.subtests:
> > > > + if len(subtest.subtests):
> > > > + sub_group = _get_group_json(subtest, def_config,
> > > > + build_dir)
> > > > + sub_groups.append(sub_group)
> > > > + else:
> > > > + test_case = {"name": subtest.name, "status": "FAIL"}
> > > > + if subtest.status == TestStatus.SUCCESS:
> > > > test_case["status"] = "PASS"
> > > > - elif case.status == TestStatus.TEST_CRASHED:
> > > > + elif subtest.status == TestStatus.TEST_CRASHED:
> > > > test_case["status"] = "ERROR"
> > > > test_cases.append(test_case)
> > > > - sub_group["test_cases"] = test_cases
> > > > - sub_groups.append(sub_group)
> > > > +
> > > > test_group = {
> > > > - "name": "KUnit Test Group",
> > > > + "name": test.name,
> > > > "arch": "UM",
> > > > "defconfig": def_config,
> > > > "build_environment": build_dir,
> > > > "sub_groups": sub_groups,
> > > > + "test_cases": test_cases,
> > > > "lab_name": None,
> > > > "kernel": None,
> > > > "job": None,
> > > > "git_branch": "kselftest",
> > > > }
> > > > + return test_group
> > > > +
> > > > +def get_json_result(test_result: TestResult, def_config: str, build_dir: str,
> > > > + json_path: str) -> str:
> > > > + test_group = _get_group_json(test_result.test, def_config, build_dir)
> > > > + test_group["name"] = "KUnit Test Group"
> > > > json_obj = json.dumps(test_group, indent=4)
> > > > if json_path != 'stdout':
> > > > with open(json_path, 'w') as result_path:
> > > > diff --git a/tools/testing/kunit/kunit_parser.py b/tools/testing/kunit/kunit_parser.py
> > > > index 6310a641b151..4b6086159c7f 100644
> > > > --- a/tools/testing/kunit/kunit_parser.py
> > > > +++ b/tools/testing/kunit/kunit_parser.py
> > > > @@ -1,11 +1,15 @@
> > > > # SPDX-License-Identifier: GPL-2.0
> > > > #
> > > > -# Parses test results from a kernel dmesg log.
> > > > +# Parses KTAP test results from a kernel dmesg log and incrementally prints
> > > > +# results with reader-friendly format. Stores and returns test results in a
> > > > +# Test object.
> > > > #
> > > > # Copyright (C) 2019, Google LLC.
> > > > # Author: Felix Guo <felixguoxiuping@xxxxxxxxx>
> > > > # Author: Brendan Higgins <brendanhiggins@xxxxxxxxxx>
> > > > +# Author: Rae Moar <rmoar@xxxxxxxxxx>
> > > >
> > > > +from __future__ import annotations
> > > > import re
> > > >
> > > > from collections import namedtuple
> > > > @@ -14,33 +18,55 @@ from enum import Enum, auto
> > > > from functools import reduce
> > > > from typing import Iterable, Iterator, List, Optional, Tuple
> > > >
> > > > -TestResult = namedtuple('TestResult', ['status','suites','log'])
> > > > -
> > > > -class TestSuite(object):
> > > > - def __init__(self) -> None:
> > > > - self.status = TestStatus.SUCCESS
> > > > - self.name = ''
> > > > - self.cases = [] # type: List[TestCase]
> > > > -
> > > > - def __str__(self) -> str:
> > > > - return 'TestSuite(' + str(self.status) + ',' + self.name + ',' + str(self.cases) + ')'
> > > > -
> > > > - def __repr__(self) -> str:
> > > > - return str(self)
> > > > -
> > > > -class TestCase(object):
> > > > +TestResult = namedtuple('TestResult', ['status','test','log'])
> > > > +
> > > > +class Test(object):
> > > > + """
> > > > + A class to represent a test parsed from KTAP results. All KTAP
> > > > + results within a test log are stored in a main Test object as
> > > > + subtests.
> > > > +
> > > > + Attributes:
> > > > + status : TestStatus - status of the test
> > > > + name : str - name of the test
> > > > + expected_count : int - expected number of subtests (0 if single
> > > > + test case and None if unknown expected number of subtests)
> > > > + subtests : List[Test] - list of subtests
> > > > + log : List[str] - log of KTAP lines that correspond to the test
> > > > + counts : TestCounts - counts of the test statuses and errors of
> > > > + subtests or of the test itself if the test is a single
> > > > + test case.
> > > > + """
> > > > def __init__(self) -> None:
> > > > + """Constructs the default attributes of a Test class object.
> > > > + """
> > >
> > > Optional: I think we can still drop documents like this on __init__()
> > > and __str__() since these are well-known functions.
> > > __init__() could have a comment if it did anything non-obvious, but
> > > that's not the case here.
> > >
> >
> > I would prefer to keep docstrings for all public methods in classes,
> > including __init__() and __str__(). This best follows the docstring
> > conventions (https://www.python.org/dev/peps/pep-0257/#specification).
> > I have attempted to make the docstrings for simple methods quite simplistic.
> > I may even change this docstring to be: 'Creates Test object with default
> > attributes' in order to not refer to the low-level details of constructing the
> > attributes.
> >
> > > > self.status = TestStatus.SUCCESS
> > > > self.name = ''
> > > > + self.expected_count = 0 # type: Optional[int]
> > > > + self.subtests = [] # type: List[Test]
> > > > self.log = [] # type: List[str]
> > > > + self.counts = TestCounts()
> > > >
> > > > def __str__(self) -> str:
> > > > - return 'TestCase(' + str(self.status) + ',' + self.name + ',' + str(self.log) + ')'
> > > > + """Returns string representation of a Test class object."""
> > > > + return ('Test(' + str(self.status) + ', ' + self.name +
> > > > + ', ' + str(self.expected_count) + ', ' +
> > > > + str(self.subtests) + ', ' + str(self.log) + ', ' +
> > > > + str(self.counts) + ')')
> > > >
> > > > def __repr__(self) -> str:
> > > > + """Returns string representation of a Test class object."""
> > > > return str(self)
> > > >
> > > > + def add_error(self, error_message: str) -> None:
> > > > + """Adds error to test object by incrementing the error count
> > > > + and printing the error message.
> > > > + """
> > >
> > > nit: this comment explains the low-level details of what the function
> > > does, which isn't as necessary.
> > >
> > > We'd want to document more what the intent of the function is, e.g. perhaps:
> > > Records an error that occured while parsing this test.
> > >
> > > In the future, we might want to change how errors are printed, hence
> > > why I don't want to include that in a comment, per se.
> > >
> > > E.g. I've seen a case where a user was getting truncated TAP output,
> > > but it was hard to tell.
> > > The error message was logged at the top but got lost after the parser
> > > went on to print out all the test results.
> > >
> > > The parser will behave the same way after this patch.
> > > So we might eventually want to have a follow-up that includes a
> > > summary of all the encountered errors at the end, for example.
> >
> > I like this change. I will update the docstring to be:
> > 'Records an error that occurred while parsing this test' in v3.
> >
> > >
> > > > + self.counts.errors += 1
> > > > + print_error('Test ' + self.name + ': ' + error_message)
> > > > +
> > > > class TestStatus(Enum):
> > > > + """An enumeration class to represent the status of a test."""
> > > > SUCCESS = auto()
> > > > FAILURE = auto()
> > > > SKIPPED = auto()
> > > > @@ -48,381 +74,769 @@ class TestStatus(Enum):
> > > > NO_TESTS = auto()
> > > > FAILURE_TO_PARSE_TESTS = auto()
> > > >
> > > > +class TestCounts:
> > > > + """
> > > > + A class to represent the counts of statuses and test errors of
> > > > + subtests or of the test itself if the test is a single test case with
> > > > + no subtests. Note that the sum of the counts of passed, failed,
> > > > + crashed, and skipped should sum to the total number of subtests for
> > > > + the test.
> > >
> > > optional: can tersen this a bit. e.g. I don't think we need to
> > > reiterate that this is a class, for example :)
> > > I'd personally write it a bit more like
> > >
> > > Tracks the number of tests that had each status.
> > > This includes the test itself and all its subtests.
> > >
> >
> > I agree this can be shortened. I will definitely be removing the
> > second sentence.
> > That can be described in the total() method. I will likely change the
> > docstring to be:
> > 'Tracks the counts of statuses of all test cases and any errors within a Test.'
> >
> > This correctly describes that the TestCounts object only tracks the
> > statuses of test
> > cases with no subtests. So if the test itself had subtests, it's
> > status would not be
> > counted. However, this does use the phrase 'test case', which we were attempting
> > to move away from. What do you think of this change?
> >
> > > > +
> > > > + Attributes:
> > > > + passed : int - the number of tests that have passed
> > > > + failed : int - the number of tests that have failed
> > > > + crashed : int - the number of tests that have crashed
> > > > + skipped : int - the number of tests that have skipped
> > > > + errors : int - the number of errors in the test and subtests
> > > > + """
> > > > + def __init__(self):
> > > > + """Contructs the default attributes of a TestCounts class
> > > > + object. Sets the counts of all test statuses and test
> > > > + errors to be 0.
> > > > + """
> > > > + self.passed = 0
> > > > + self.failed = 0
> > > > + self.crashed = 0
> > > > + self.skipped = 0
> > > > + self.errors = 0
> > > > +
> > > > + def __str__(self) -> str:
> > > > + """Returns the string representation of a TestCounts object.
> > > > + """
> > >
> > > Echoing the comment above, I think comments can be dropped for
> > > functions like __str__.
> >
> > See comment above on docstrings.
> >
> > >
> > > > + return ('Passed: ' + str(self.passed) +
> > > > + ', Failed: ' + str(self.failed) +
> > > > + ', Crashed: ' + str(self.crashed) +
> > > > + ', Skipped: ' + str(self.skipped) +
> > > > + ', Errors: ' + str(self.errors))
> > > > +
> > > > + def total(self) -> int:
> > > > + """Returns total number of subtests or 1 if the test object
> > > > + has no subtests to represent the test itself. This number is
> > > > + calculated by the sum of the passed, failed, crashed, and
> > > > + skipped subtests.
> > >
> > > I think the first sentence would be sufficient here, e.g.
> > > Returns the number of subtests, or 1 if the test had none.
> >
> > I will either just use the first sentence. Or I will change this to be:
> > 'Returns the total number of test cases within a test object.'
> > I think this more clearly depicts what this method returns.
> > I may add: 'where a test case is a test with no subtests.' See
> > above comment on class docstring. Again
> > is this an issue to be using the term test case?
> >
> > >
> > > > + """
> > > > + return (self.passed + self.failed + self.crashed +
> > > > + self.skipped)
> > > > +
> > > > + def add_subtest_counts(self, counts: TestCounts) -> None:
> > > > + """
> > > > + Adds the counts of another TestCounts object to the current
> > > > + TestCounts object. Used to add the counts of a subtest to the
> > > > + parent test.
> > > > +
> > > > + Parameters:
> > > > + counts - a different TestCounts object whose counts
> > > > + will be added to the counts of the TestCounts object
> > > > + """
> > > > + self.passed += counts.passed
> > > > + self.failed += counts.failed
> > > > + self.crashed += counts.crashed
> > > > + self.skipped += counts.skipped
> > > > + self.errors += counts.errors
> > > > +
> > > > + def get_status(self) -> TestStatus:
> > > > + """Returns the expected status of a Test using test counts."""
> > >
> > > nit: would "aggregated status" be a bit more accurate than "expected status" ?
> > >
> >
> > I like the change to "aggregated status". I will change this is v3 :)
> >
> > > > + if self.crashed:
> > > > + # If one of the subtests crash, the expected status
> > > > + # of the Test is crashed.
> > > > + return TestStatus.TEST_CRASHED
> > > > + elif self.failed:
> > > > + # Otherwise if one of the subtests fail, the
> > > > + # expected status of the Test is failed.
> > > > + return TestStatus.FAILURE
> > > > + elif self.passed:
> > > > + # Otherwise if one of the subtests pass, the
> > > > + # expected status of the Test is passed.
> > > > + return TestStatus.SUCCESS
> > > > + else:
> > > > + # Finally, if none of the subtests have failed,
> > > > + # crashed, or passed, the expected status of the
> > > > + # Test is skipped.
> > > > + return TestStatus.SKIPPED
> > > > +
> > > > + def add_status(self, status: TestStatus) -> None:
> > > > + """
> > > > + Given inputted status, increments corresponding attribute of
> > > > + TestCounts object.
> > > > +
> > > > + Parameters:
> > > > + status - status to be added to the TestCounts object
> > > > + """
> > > > + if status == TestStatus.SUCCESS or \
> > > > + status == TestStatus.NO_TESTS:
> > > > + # if status is NO_TESTS the most appropriate
> > > > + # attribute to increment is passed because
> > > > + # the test did not fail, crash or get skipped.
> > > > + self.passed += 1
> > > > + elif status == TestStatus.FAILURE:
> > > > + self.failed += 1
> > > > + elif status == TestStatus.SKIPPED:
> > > > + self.skipped += 1
> > > > + else:
> > > > + self.crashed += 1
> > > > +
> > > > class LineStream:
> > > > - """Provides a peek()/pop() interface over an iterator of (line#, text)."""
> > > > + """
> > > > + A class to represent the lines of kernel output.
> > > > + Provides a peek()/pop() interface over an iterator of
> > > > + (line#, text).
> > > > + """
> > > > _lines: Iterator[Tuple[int, str]]
> > > > _next: Tuple[int, str]
> > > > _done: bool
> > > >
> > > > def __init__(self, lines: Iterator[Tuple[int, str]]):
> > > > + """Set defaults for LineStream object and sets _lines
> > > > + attribute to lines parameter.
> > >
> > > nit: this "initializes" more than "set[s] defaults".
> > > Perhaps:
> > > Creates a new LineStream that wraps the given iterator.
> > >
> >
> > Thanks for this suggestion! I will definitely change this in v3.
> > I prefer this description much more.
> >
> > >
> > > > + """
> > > > self._lines = lines
> > > > self._done = False
> > > > self._next = (0, '')
> > > > self._get_next()
> > > >
> > > > def _get_next(self) -> None:
> > > > + """Advances the LineSteam to the next line or sets the _done
> > > > + attribute if the LineStream has reached the end of the lines.
> > > > + """
> > > > try:
> > > > self._next = next(self._lines)
> > > > except StopIteration:
> > > > self._done = True
> > > >
> > > > def peek(self) -> str:
> > > > + """Returns the next line in the LineStream without advancing
> > > > + the LineStream.
> > >
> > > Looks good to me, thanks!
> > >
> > > But perhaps saying "the current line" would be more clear?
> > >
> > > I.e.
> > > peek()
> > > Returns the current line, without advancing the LineStream.
> > >
> > > pop()
> > > Returns the current line and advances the LineStream to the next line.
> > >
> > > line_number()
> > > Returns the line number of the current line.
> > >
> >
> > I like all of these changes. Will change in v3.
> >
> > > > + """
> > > > return self._next[1]
> > > >
> > > > def pop(self) -> str:
> > > > + """Returns the next line in the LineStream and advances the
> > > > + LineStream to the next line.
> > > > + """
> > > > n = self._next
> > > > self._get_next()
> > > > return n[1]
> > > >
> > > > def __bool__(self) -> bool:
> > > > + """Returns whether the LineStream has reached the end of the
> > > > + lines.
> > > > + """
> > >
> > > Perhaps this (a bit shorter):
> > > Checks whether there's any more lines in the stream.
> >
> > I do think this could be shorter. However, I think 'checks' is a bit inexact.
> > I prefer 'Returns if stream has any more lines' or
> > 'Returns if stream is at end of lines.'
>
> These have opposite meanings. Does True mean there are moremy m
> lines, or there are no more lines? You should pick the wording
> that makes sense according to the value. I would recommend
> to include the word "True" in the description. As in:
> "Returns True if stream has more lines".
>

My mistake. Thanks for catching this! I like 'Returns True if stream
has more lines.'

> >
> > >
> > > > return not self._done
> > > >
> > > > # Only used by kunit_tool_test.py.
> > > > def __iter__(self) -> Iterator[str]:
> > > > + """Empties all lines stored in LineStream object into
> > > > + Iterator object and returns the Iterator object.
> > > > + """
> > >
> > > Nit: it doesn't really return an iterator object.
> > > Given this is another __ function, I think we can leave off the comment.
> > >
> > > The behavior is about what one would expect for __iter__().
> > >
> >
> > I think it is best to keep the simplistic docstrings for all public methods
> > (see comment above). However, I thought this function did return an Iterator.
> > I may be mistaken but since this method uses the yield keyword, this
> > function would return a generator, which is a type of iterator. Since I
> > would like to keep the docstring, could you explain further?
> >
> > > > while bool(self):
> > > > yield self.pop()
> > > >
> > > > def line_number(self) -> int:
> > > > + """Returns the line number of the next line in the
> > > > + LineStream.
> > > > + """
> > > > return self._next[0]
> > > >
> > > > -kunit_start_re = re.compile(r'TAP version [0-9]+$')
> > > > -kunit_end_re = re.compile('(List of all partitions:|'
> > > > - 'Kernel panic - not syncing: VFS:|reboot: System halted)')
> > > > +# Parsing helper methods:
> > > > +
> > > > +KTAP_START = re.compile(r'KTAP version ([0-9]+)$')
> > > > +TAP_START = re.compile(r'TAP version ([0-9]+)$')
> > > > +KTAP_END = re.compile('(List of all partitions:|'
> > > > + 'Kernel panic - not syncing: VFS:|reboot: System halted)')
> > > >
> > > > def extract_tap_lines(kernel_output: Iterable[str]) -> LineStream:
> > > > - def isolate_kunit_output(kernel_output: Iterable[str]) -> Iterator[Tuple[int, str]]:
> > > > + """Extracts KTAP lines from inputted kernel output in LineStream
> > > > + object."""
> > > > + def isolate_ktap_output(kernel_output: Iterable[str]) \
> > > > + -> Iterator[Tuple[int, str]]:
> > > > line_num = 0
> > > > started = False
> > > > for line in kernel_output:
> > > > line_num += 1
> > > > - line = line.rstrip() # line always has a trailing \n
> > > > - if kunit_start_re.search(line):
> > > > + line = line.rstrip() # remove trailing \n
> > > > + if not started and KTAP_START.search(line):
> > > > + # start extracting KTAP lines and set prefix
> > > > + # to number of characters before version line
> > > > + prefix_len = len(
> > > > + line.split('KTAP version')[0])
> > > > + started = True
> > > > + yield line_num, line[prefix_len:]
> > > > + elif not started and TAP_START.search(line):
> > > > + # start extracting KTAP lines and set prefix
> > > > + # to number of characters before version line
> > > > prefix_len = len(line.split('TAP version')[0])
> > > > started = True
> > > > yield line_num, line[prefix_len:]
> > > > - elif kunit_end_re.search(line):
> > > > + elif started and KTAP_END.search(line):
> > > > + # stop extracting KTAP lines
> > > > break
> > > > elif started:
> > > > - yield line_num, line[prefix_len:]
> > > > - return LineStream(lines=isolate_kunit_output(kernel_output))
> > > > -
> > > > -DIVIDER = '=' * 60
> > > > -
> > > > -RESET = '\033[0;0m'
> > > > -
> > > > -def red(text) -> str:
> > > > - return '\033[1;31m' + text + RESET> -
> > > > -def yellow(text) -> str:
> > > > - return '\033[1;33m' + text + RESET
> > > > -
> > > > -def green(text) -> str:
> > > > - return '\033[1;32m' + text + RESET
> > > > -
> > > > -def print_with_timestamp(message) -> None:
> > > > - print('[%s] %s' % (datetime.now().strftime('%H:%M:%S'), message))
> > > > -
> > > > -def format_suite_divider(message) -> str:
> > > > - return '======== ' + message + ' ========'
> > > > -
> > > > -def print_suite_divider(message) -> None:
> > > > - print_with_timestamp(DIVIDER)
> > > > - print_with_timestamp(format_suite_divider(message))
> > > > -
> > > > -def print_log(log) -> None:
> > > > - for m in log:
> > > > - print_with_timestamp(m)
> > > > -
> > > > -TAP_ENTRIES = re.compile(r'^(TAP|[\s]*ok|[\s]*not ok|[\s]*[0-9]+\.\.[0-9]+|[\s]*# (Subtest:|.*: kunit test case crashed!)).*$')
> > > > -
> > > > -def consume_non_diagnostic(lines: LineStream) -> None:
> > > > - while lines and not TAP_ENTRIES.match(lines.peek()):
> > > > - lines.pop()
> > > > -
> > > > -def save_non_diagnostic(lines: LineStream, test_case: TestCase) -> None:
> > > > - while lines and not TAP_ENTRIES.match(lines.peek()):
> > > > - test_case.log.append(lines.peek())
> > > > - lines.pop()
> > > > -
> > > > -OkNotOkResult = namedtuple('OkNotOkResult', ['is_ok','description', 'text'])
> > > > -
> > > > -OK_NOT_OK_SKIP = re.compile(r'^[\s]*(ok|not ok) [0-9]+ - (.*) # SKIP(.*)$')
> > > > -
> > > > -OK_NOT_OK_SUBTEST = re.compile(r'^[\s]+(ok|not ok) [0-9]+ - (.*)$')
> > > > -
> > > > -OK_NOT_OK_MODULE = re.compile(r'^(ok|not ok) ([0-9]+) - (.*)$')
> > > > -
> > > > -def parse_ok_not_ok_test_case(lines: LineStream, test_case: TestCase) -> bool:
> > > > - save_non_diagnostic(lines, test_case)
> > > > - if not lines:
> > > > - test_case.status = TestStatus.TEST_CRASHED
> > > > - return True
> > > > - line = lines.peek()
> > > > - match = OK_NOT_OK_SUBTEST.match(line)
> > > > - while not match and lines:
> > > > - line = lines.pop()
> > > > - match = OK_NOT_OK_SUBTEST.match(line)
> > > > - if match:
> > > > - test_case.log.append(lines.pop())
> > > > - test_case.name = match.group(2)
> > > > - skip_match = OK_NOT_OK_SKIP.match(line)
> > > > - if skip_match:
> > > > - test_case.status = TestStatus.SKIPPED
> > > > - return True
> > > > - if test_case.status == TestStatus.TEST_CRASHED:
> > > > - return True
> > > > - if match.group(1) == 'ok':
> > > > - test_case.status = TestStatus.SUCCESS
> > > > - else:
> > > > - test_case.status = TestStatus.FAILURE
> > > > - return True
> > > > + # remove prefix and any indention and yield
> > > > + # line with line number
> > > > + line = line[prefix_len:].lstrip()
> > > > + yield line_num, line
> > > > + return LineStream(lines=isolate_ktap_output(kernel_output))
> > > > +
> > > > +def raw_output(kernel_output: Iterable[str]) -> None:
> > > > + """Prints all lines of kernel output."""
> > > > + for line in kernel_output:
> > > > + print(line.rstrip())
> > >
> > > This accidentally adds back in the raw_output() function.
> > > We'll want to drop it, since it's no longer used by kunit.py.
> > >
> >
> > Great catch! Will remove this for v3. Didn't realize this was
> > supposed to be removed.
> >
> > > > +
> > > > +KTAP_VERSIONS = [1]
> > > > +TAP_VERSIONS = [13, 14]
> > > > +
> > > > +def check_version(version_num: int, accepted_versions: List[int],
> > > > + version_type: str, test: Test) -> None:
> > >
> > > Optional: we can make it clearer that this is an internal function by
> > > prefixing with a _
> > > E.g. def _check_version
> > >
> > > Same can go for all the other helpers here.
> > > pytype should be able to catch any missed names, so it should be low risk.
> > >
> > > But it's also fairly low reward, since we don't really have any other
> > > users, so the need to clamp down on what's "visible" to other packages
> > > is small.
> > >
> >
> > I might leave off the _ prefix because it would require almost all of the
> > methods to be prefixed. However, this is reasonable so if others think
> > this is necessary, I am happy to change all of the methods.
> >
> > > > + """
> > > > + Adds error to test object if version number is too high or too
> > > > + low.
> > > > +
> > > > + Parameters:
> > > > + version_num - The inputted version number from the parsed KTAP or TAP
> > > > + header line
> > > > + accepted_version - List of accepted KTAP or TAP versions
> > > > + version_type - 'KTAP' or 'TAP' depending on the type of
> > > > + version line.
> > > > + test - Test object for current test being parsed
> > > > + """
> > > > + if version_num < min(accepted_versions):
> > > > + test.add_error(version_type +
> > > > + ' version lower than expected!')
> > > > + elif version_num > max(accepted_versions):
> > > > + test.add_error(
> > > > + version_type + ' version higher than expected!')
> > > > +
> > > > +def parse_ktap_header(lines: LineStream, test: Test) -> bool:
> > > > + """
> > > > + If the next line in LineStream matches the format of KTAP or TAP
> > > > + header line, the version number is checked, the line is popped,
> > > > + and returns True. Otherwise the method returns False.
> > > > +
> > > > + Accepted formats:
> > > > + - 'KTAP version [version number]'
> > > > + - 'TAP version [version number]'
> > > > +
> > > > + Parameters:
> > > > + lines - LineStream of KTAP output to parse
> > > > + test - Test object for current test being parsed
> > > > +
> > > > + Return:
> > > > + Boolean that represents if the next line in the LineStream was parsed
> > > > + as the KTAP or TAP header line
> > >
> > > I think we can simplify these "Boolean that represents" with
> > >
> > > Return:
> > > True if we parsed a KTAP or header line
> > >
> >
> > I like this change a lot. I was struggling to get the right wording
> > with the methods
> > that returned booleans. I will change this for v3.
> >
> > > > + """
> > > > + ktap_match = KTAP_START.match(lines.peek())
> > > > + tap_match = TAP_START.match(lines.peek())
> > > > + if ktap_match:
> > > > + version_num = int(ktap_match.group(1))
> > > > + check_version(version_num, KTAP_VERSIONS, 'KTAP', test)
> > > > + elif tap_match:
> > > > + version_num = int(tap_match.group(1))
> > > > + check_version(version_num, TAP_VERSIONS, 'TAP', test)
> > > > else:
> > > > return False
> > > > -
> > > > -SUBTEST_DIAGNOSTIC = re.compile(r'^[\s]+# (.*)$')
> > > > -DIAGNOSTIC_CRASH_MESSAGE = re.compile(r'^[\s]+# .*?: kunit test case crashed!$')
> > > > -
> > > > -def parse_diagnostic(lines: LineStream, test_case: TestCase) -> bool:
> > > > - save_non_diagnostic(lines, test_case)
> > > > - if not lines:
> > > > + test.log.append(lines.pop())
> > > > + return True
> > > > +
> > > > +TEST_HEADER = re.compile(r'^# Subtest: (.*)$')
> > > > +
> > > > +def parse_test_header(lines: LineStream, test: Test) -> bool:
> > > > + """
> > > > + If the next line in LineStream matches the format of a test
> > > > + header line, the name of test is set, the line is popped,
> > > > + and returns True. Otherwise the method returns False.
> > > > +
> > > > + Accepted format:
> > > > + - '# Subtest: [test name]'
> > > > +
> > > > + Parameters:
> > > > + lines - LineStream of ktap output to parse
> > > > + test - Test object for current test being parsed
> > > > +
> > > > + Return:
> > > > + Boolean that represents if the next line in the LineStream was parsed
> > > > + as a test header
> > >
> > > ditto above, this could be
> > > True if we parsed a test header line.
> >
> > See above. Will change this for v3.
> >
> > >
> > > > + """
> > > > + match = TEST_HEADER.match(lines.peek())
> > > > + if not match:
> > > > return False
> > > > + test.log.append(lines.pop())
> > > > + test.name = match.group(1)
> > > > + return True
> > > > +
> > > > +TEST_PLAN = re.compile(r'1\.\.([0-9]+)')
> > > > +
> > > > +def parse_test_plan(lines: LineStream, test: Test) -> bool:
> > > > + """
> > > > + If the next line in LineStream matches the format of a test
> > > > + plan line, the expected number of subtests is set in test object, an
> > > > + error is thrown if there are 0 tests, the line is popped,
> > > > + and returns True. Otherwise the method adds an error that the test
> > > > + plan is missing to the test object and returns False.
> > >
> > > nit: "missing to the test object" => missing for?
> > >
> > > Perhaps we can rewrite this as something more like:
> > >
> > > Parses a test plan and stores the expected number of subtests in `test`.
> > > Returns False if the current line doesn't look like a test plan.
> > >
> > > It reports an error if the expected count is 0.
> > >
> >
> > I definitely agree that 'missing for' is better than 'missing to'.
> > However, overall
> > this comment does seem confusing and does not match some of the updated
> > docstrings. This confusing format is shared by all of the parsing methods.
> > Thus, I would like to update the parsing method docstrings in v3. For example,
> > this docstring would be changed to:
> >
> > Parses test plan line and stores the expected number of subtests in `test`.
> > Reports an error if expected count is 0.
> > Returns False and reports missing test plan error if fails to parse test plan.
> >
> > > > +
> > > > + Accepted format:
> > > > + - '1..[number of subtests]'
> > > > +
> > > > + Parameters:
> > > > + lines - LineStream of ktap output to parse
> > > > + test - Test object for current test being parsed
> > > > +
> > > > + Return:
> > > > + Boolean that represents if the next line in the LineStream was parsed
> > > > + as a test plan
> > > > + """
> > > > + match = TEST_PLAN.match(lines.peek())
> > > > + if not match:
> > > > + test.expected_count = None
> > > > + test.add_error('missing plan line!')
> > > > + return False
> > > > + test.log.append(lines.pop())
> > > > + expected_count = int(match.group(1))
> > > > + test.expected_count = expected_count
> > > > + if expected_count == 0:
> > > > + test.status = TestStatus.NO_TESTS
> > > > + test.add_error('0 tests run!')
> > > > + return True
> > > > +
> > > > +TEST_RESULT = re.compile(r'^(ok|not ok) ([0-9]+) (- )?(.*)$')
> > > > +
> > > > +TEST_RESULT_SKIP = re.compile(r'^(ok|not ok) ([0-9]+) (- )?(.*) # SKIP(.*)$')
> > > > +
> > > > +def peek_test_name_match(lines: LineStream, test: Test) -> bool:
> > > > + """
> > > > + If the next line in LineStream matches the format of a test
> > > > + result line and the name of the result line matches the name of the
> > > > + current test, the method returns True. Otherwise it returns False.
> > > > +
> > > > + Accepted format:
> > > > + - '[ok|not ok] [test number] [-] [test name] [optional skip
> > > > + directive]'
> > > > +
> > > > + Parameters:
> > > > + lines - LineStream of KTAP output to parse
> > > > + test - Test object for current test being parsed
> > > > +
> > > > + Return:
> > > > + Boolean that represents if the next line in the LineStream matched a
> > > > + test result line and the name matched the expected test name
> > > > + """
> > > > line = lines.peek()
> > > > - match = SUBTEST_DIAGNOSTIC.match(line)
> > > > - if match:
> > > > - test_case.log.append(lines.pop())
> > > > - crash_match = DIAGNOSTIC_CRASH_MESSAGE.match(line)
> > > > - if crash_match:
> > > > - test_case.status = TestStatus.TEST_CRASHED
> > > > - return True
> > > > - else:
> > > > + match = TEST_RESULT.match(line)
> > > > + if not match:
> > > > return False
> > > > + name = match.group(4)
> > > > + return (name == test.name)
> > > > +
> > > > +def parse_test_result(lines: LineStream, test: Test,
> > > > + expected_num: int) -> bool:
> > > > + """
> > > > + If the next line in LineStream matches the format of a test
> > > > + result line, the status in the result line is added to the test
> > > > + object, the test number is checked to match the expected test number
> > > > + and if not an error is added to the test object, and returns True.
> > > > + Otherwise it returns False.
> > > > +
> > > > + Note that the skip diirective is the only
> > >
> > > nit: diir => dir
> > >
> >
> > Oops. Thanks for catching that. Will change in v3.
> >
> > >
> > > > + directive that causes a change in status and otherwise the directive
> > > > + is included in the name of the test.
> > > > +
> > > > + Accepted format:
> > > > + - '[ok|not ok] [test number] [-] [test name] [optional skip
> > > > + directive]'
> > > > +
> > > > + Parameters:
> > > > + lines - LineStream of KTAP output to parse
> > > > + test - Test object for current test being parsed
> > > > + expected_num - expected test number for current test
> > > > +
> > > > + Return:
> > > > + Boolean that represents if the next line in the LineStream was parsed
> > > > + as a test result line.
> > > > + """
> > > > + line = lines.peek()
> > > > + match = TEST_RESULT.match(line)
> > > > + skip_match = TEST_RESULT_SKIP.match(line)
> > > >
> > > > -def parse_test_case(lines: LineStream) -> Optional[TestCase]:
> > > > - test_case = TestCase()
> > > > - save_non_diagnostic(lines, test_case)
> > > > - while parse_diagnostic(lines, test_case):
> > > > - pass
> > > > - if parse_ok_not_ok_test_case(lines, test_case):
> > > > - return test_case
> > > > - else:
> > > > - return None
> > > > -
> > > > -SUBTEST_HEADER = re.compile(r'^[\s]+# Subtest: (.*)$')
> > > > + # Check if line matches test result line format
> > > > + if not match:
> > > > + return False
> > > > + test.log.append(lines.pop())
> > > >
> > > > -def parse_subtest_header(lines: LineStream) -> Optional[str]:
> > > > - consume_non_diagnostic(lines)
> > > > - if not lines:
> > > > - return None
> > > > - match = SUBTEST_HEADER.match(lines.peek())
> > > > - if match:
> > > > - lines.pop()
> > > > - return match.group(1)
> > > > + # Set name of test object
> > > > + if skip_match:
> > > > + test.name = skip_match.group(4)
> > > > else:
> > > > - return None
> > > > + test.name = match.group(4)
> > > >
> > > > -SUBTEST_PLAN = re.compile(r'[\s]+[0-9]+\.\.([0-9]+)')
> > > > + # Check test num
> > > > + num = int(match.group(2))
> > > > + if num != expected_num:
> > > > + test.add_error('Expected test number ' +
> > > > + str(expected_num) + ' but found ' + str(num))
> > > >
> > > > -def parse_subtest_plan(lines: LineStream) -> Optional[int]:
> > > > - consume_non_diagnostic(lines)
> > > > - match = SUBTEST_PLAN.match(lines.peek())
> > > > - if match:
> > > > - lines.pop()
> > > > - return int(match.group(1))
> > > > - else:
> > > > - return None
> > > > -
> > > > -def max_status(left: TestStatus, right: TestStatus) -> TestStatus:
> > > > - if left == right:
> > > > - return left
> > > > - elif left == TestStatus.TEST_CRASHED or right == TestStatus.TEST_CRASHED:
> > > > - return TestStatus.TEST_CRASHED
> > > > - elif left == TestStatus.FAILURE or right == TestStatus.FAILURE:
> > > > - return TestStatus.FAILURE
> > > > - elif left == TestStatus.SKIPPED:
> > > > - return right
> > > > - else:
> > > > - return left
> > > > -
> > > > -def parse_ok_not_ok_test_suite(lines: LineStream,
> > > > - test_suite: TestSuite,
> > > > - expected_suite_index: int) -> bool:
> > > > - consume_non_diagnostic(lines)
> > > > - if not lines:
> > > > - test_suite.status = TestStatus.TEST_CRASHED
> > > > - return False
> > > > - line = lines.peek()
> > > > - match = OK_NOT_OK_MODULE.match(line)
> > > > - if match:
> > > > - lines.pop()
> > > > - if match.group(1) == 'ok':
> > > > - test_suite.status = TestStatus.SUCCESS
> > > > - else:
> > > > - test_suite.status = TestStatus.FAILURE
> > > > - skip_match = OK_NOT_OK_SKIP.match(line)
> > > > - if skip_match:
> > > > - test_suite.status = TestStatus.SKIPPED
> > > > - suite_index = int(match.group(2))
> > > > - if suite_index != expected_suite_index:
> > > > - print_with_timestamp(
> > > > - red('[ERROR] ') + 'expected_suite_index ' +
> > > > - str(expected_suite_index) + ', but got ' +
> > > > - str(suite_index))
> > > > + # Set status of test object
> > > > + status = match.group(1)
> > > > + if test.status == TestStatus.TEST_CRASHED:
> > > > return True
> > > > + elif skip_match:
> > > > + test.status = TestStatus.SKIPPED
> > > > + elif status == 'ok':
> > > > + test.status = TestStatus.SUCCESS
> > > > else:
> > > > - return False
> > > > -
> > > > -def bubble_up_errors(status_list: Iterable[TestStatus]) -> TestStatus:
> > > > - return reduce(max_status, status_list, TestStatus.SKIPPED)
> > > > + test.status = TestStatus.FAILURE
> > > > + return True
> > > > +
> > > > +def parse_diagnostic(lines: LineStream) -> List[str]:
> > > > + """
> > > > + If the next line in LineStream does not match the format of a test
> > > > + case line or test header line, the line is checked if the test has
> > > > + crashed and if so adds an error message, pops the line and adds it to
> > > > + the log.
> > > > +
> > > > + Line formats that are not parsed:
> > > > + - '# Subtest: [test name]'
> > > > + - '[ok|not ok] [test number] [-] [test name] [optional skip
> > > > + directive]'
> > > > +
> > > > + Parameters:
> > > > + lines - LineStream of KTAP output to parse
> > > > +
> > > > + Return:
> > > > + Log of diagnostic lines
> > > > + """
> > > > + log = [] # type: List[str]
> > > > + while lines and not TEST_RESULT.match(lines.peek()) and not \
> > > > + TEST_HEADER.match(lines.peek()):
> > > > + log.append(lines.pop())
> > > > + return log
> > > > +
> > > > +DIAGNOSTIC_CRASH_MESSAGE = re.compile(r'^# .*?: kunit test case crashed!$')
> > > > +
> > > > +def parse_crash_in_log(test: Test) -> bool:
> > > > + """
> > > > + Iterate through the lines of the log to parse for crash message.
> > > > + If crash message found, set status to crashed and return True.
> > > > + Otherwise return False.
> > > > +
> > > > + Parameters:
> > > > + test - Test object for current test being parsed
> > > > +
> > > > + Return:
> > > > + Boolean that represents if crash message found in log
> > > > + """
> > > > + for line in test.log:
> > > > + if DIAGNOSTIC_CRASH_MESSAGE.match(line):
> > > > + test.status = TestStatus.TEST_CRASHED
> > > > + return True
> > > > + return False
> > > >
> > > > -def bubble_up_test_case_errors(test_suite: TestSuite) -> TestStatus:
> > > > - max_test_case_status = bubble_up_errors(x.status for x in test_suite.cases)
> > > > - return max_status(max_test_case_status, test_suite.status)
> > > > +# Printing helper methods:
> > > >
> > > > -def parse_test_suite(lines: LineStream, expected_suite_index: int) -> Optional[TestSuite]:
> > > > - if not lines:
> > > > - return None
> > > > - consume_non_diagnostic(lines)
> > > > - test_suite = TestSuite()
> > > > - test_suite.status = TestStatus.SUCCESS
> > > > - name = parse_subtest_header(lines)
> > > > - if not name:
> > > > - return None
> > > > - test_suite.name = name
> > > > - expected_test_case_num = parse_subtest_plan(lines)
> > > > - if expected_test_case_num is None:
> > > > - return None
> > > > - while expected_test_case_num > 0:
> > > > - test_case = parse_test_case(lines)
> > > > - if not test_case:
> > > > - break
> > > > - test_suite.cases.append(test_case)
> > > > - expected_test_case_num -= 1
> > > > - if parse_ok_not_ok_test_suite(lines, test_suite, expected_suite_index):
> > > > - test_suite.status = bubble_up_test_case_errors(test_suite)
> > > > - return test_suite
> > > > - elif not lines:
> > > > - print_with_timestamp(red('[ERROR] ') + 'ran out of lines before end token')
> > > > - return test_suite
> > > > - else:
> > > > - print(f'failed to parse end of suite "{name}", at line {lines.line_number()}: {lines.peek()}')
> > > > - return None
> > > > +DIVIDER = '=' * 60
> > > >
> > > > -TAP_HEADER = re.compile(r'^TAP version 14$')
> > > > +RESET = '\033[0;0m'
> > > >
> > > > -def parse_tap_header(lines: LineStream) -> bool:
> > > > - consume_non_diagnostic(lines)
> > > > - if TAP_HEADER.match(lines.peek()):
> > > > - lines.pop()
> > > > - return True
> > > > - else:
> > > > - return False
> > > > +def red(text: str) -> str:
> > > > + """Returns inputted string with red color code."""
> > > > + return '\033[1;31m' + text + RESET
> > > >
> > > > -TEST_PLAN = re.compile(r'[0-9]+\.\.([0-9]+)')
> > > > +def yellow(text: str) -> str:
> > > > + """Returns inputted string with yellow color code."""
> > > > + return '\033[1;33m' + text + RESET
> > > >
> > > > -def parse_test_plan(lines: LineStream) -> Optional[int]:
> > > > - consume_non_diagnostic(lines)
> > > > - match = TEST_PLAN.match(lines.peek())
> > > > - if match:
> > > > - lines.pop()
> > > > - return int(match.group(1))
> > > > - else:
> > > > - return None
> > > > -
> > > > -def bubble_up_suite_errors(test_suites: Iterable[TestSuite]) -> TestStatus:
> > > > - return bubble_up_errors(x.status for x in test_suites)
> > > > -
> > > > -def parse_test_result(lines: LineStream) -> TestResult:
> > > > - consume_non_diagnostic(lines)
> > > > - if not lines or not parse_tap_header(lines):
> > > > - return TestResult(TestStatus.FAILURE_TO_PARSE_TESTS, [], lines)
> > > > - expected_test_suite_num = parse_test_plan(lines)
> > > > - if expected_test_suite_num == 0:
> > > > - return TestResult(TestStatus.NO_TESTS, [], lines)
> > > > - elif expected_test_suite_num is None:
> > > > - return TestResult(TestStatus.FAILURE_TO_PARSE_TESTS, [], lines)
> > > > - test_suites = []
> > > > - for i in range(1, expected_test_suite_num + 1):
> > > > - test_suite = parse_test_suite(lines, i)
> > > > - if test_suite:
> > > > - test_suites.append(test_suite)
> > > > - else:
> > > > - print_with_timestamp(
> > > > - red('[ERROR] ') + ' expected ' +
> > > > - str(expected_test_suite_num) +
> > > > - ' test suites, but got ' + str(i - 2))
> > > > - break
> > > > - test_suite = parse_test_suite(lines, -1)
> > > > - if test_suite:
> > > > - print_with_timestamp(red('[ERROR] ') +
> > > > - 'got unexpected test suite: ' + test_suite.name)
> > > > - if test_suites:
> > > > - return TestResult(bubble_up_suite_errors(test_suites), test_suites, lines)
> > > > - else:
> > > > - return TestResult(TestStatus.NO_TESTS, [], lines)
> > > > +def green(text: str) -> str:
> > > > + """Returns inputted string with green color code."""
> > > > + return '\033[1;32m' + text + RESET
> > > >
> > > > -class TestCounts:
> > > > - passed: int
> > > > - failed: int
> > > > - crashed: int
> > > > - skipped: int
> > > > +ANSI_LEN = len(red(''))
> > > >
> > > > - def __init__(self):
> > > > - self.passed = 0
> > > > - self.failed = 0
> > > > - self.crashed = 0
> > > > - self.skipped = 0
> > > > +def print_with_timestamp(message: str) -> None:
> > > > + """Prints message with timestamp at beginning."""
> > > > + print('[%s] %s' % (datetime.now().strftime('%H:%M:%S'), message))
> > > >
> > > > - def total(self) -> int:
> > > > - return self.passed + self.failed + self.crashed + self.skipped
> > > > -
> > > > -def print_and_count_results(test_result: TestResult) -> TestCounts:
> > > > - counts = TestCounts()
> > > > - for test_suite in test_result.suites:
> > > > - if test_suite.status == TestStatus.SUCCESS:
> > > > - print_suite_divider(green('[PASSED] ') + test_suite.name)
> > > > - elif test_suite.status == TestStatus.SKIPPED:
> > > > - print_suite_divider(yellow('[SKIPPED] ') + test_suite.name)
> > > > - elif test_suite.status == TestStatus.TEST_CRASHED:
> > > > - print_suite_divider(red('[CRASHED] ' + test_suite.name))
> > > > +def format_test_divider(message: str, len_message: int) -> str:
> > > > + """
> > > > + Returns string with message centered in fixed width divider.
> > > > +
> > > > + Example:
> > > > + '===================== message example ====================='
> > > > +
> > > > + Parameters:
> > > > + message - message to be centered in divider line
> > > > + len_message - length of the message to be printed such that
> > > > + any characters of the color codes are not counted
> > > > +
> > > > + Return:
> > > > + String containing message centered in fixed width divider
> > > > + """
> > > > + default_count = 3 # default number of dashes
> > > > + len_1 = default_count
> > > > + len_2 = default_count
> > > > + difference = len(DIVIDER) - len_message - 2 # 2 spaces added
> > > > + if difference > 0:
> > > > + # calculate number of dashes for each side of the divider
> > > > + len_1 = int(difference / 2)
> > > > + len_2 = difference - len_1
> > > > + return ('=' * len_1) + ' ' + message + ' ' + ('=' * len_2)
> > > > +
> > > > +def print_test_header(test: Test) -> None:
> > > > + """
> > > > + Prints test header with test name and optionally the expected number
> > > > + of subtests.
> > > > +
> > > > + Example:
> > > > + '=================== example (2 subtests) ==================='
> > > > +
> > > > + Parameters:
> > > > + test - Test object representing current test being printed
> > > > + """
> > > > + message = test.name
> > > > + if test.expected_count:
> > > > + message += ' (' + str(test.expected_count) + ' subtests)'
> > > > + print_with_timestamp(format_test_divider(message, len(message)))
> > > > +
> > > > +def print_log(log: Iterable[str]) -> None:
> > > > + """
> > > > + Prints all strings in saved log for test in yellow.
> > > > +
> > > > + Parameters:
> > > > + log - Iterable object with all strings saved in log for test
> > > > + """
> > > > + for m in log:
> > > > + print_with_timestamp(yellow(m))
> > > > + print_with_timestamp('')
> > > > +
> > > > +def format_test_result(test: Test) -> str:
> > > > + """
> > > > + Returns string with formatted test result with colored status and test
> > > > + name.
> > > > +
> > > > + Example:
> > > > + '[PASSED] example'
> > > > +
> > > > + Parameters:
> > > > + test - Test object representing current test being printed
> > > > +
> > > > + Return:
> > > > + String containing formatted test result
> > > > + """
> > > > + if test.status == TestStatus.SUCCESS:
> > > > + return (green('[PASSED] ') + test.name)
> > > > + elif test.status == TestStatus.SKIPPED:
> > > > + return (yellow('[SKIPPED] ') + test.name)
> > > > + elif test.status == TestStatus.TEST_CRASHED:
> > > > + print_log(test.log)
> > > > + return (red('[CRASHED] ') + test.name)
> > > > + else:
> > > > + print_log(test.log)
> > > > + return (red('[FAILED] ') + test.name)
> > > > +
> > > > +def print_test_result(test: Test) -> None:
> > > > + """
> > > > + Prints result line with status of test.
> > > > +
> > > > + Example:
> > > > + '[PASSED] example'
> > > > +
> > > > + Parameters:
> > > > + test - Test object representing current test being printed
> > > > + """
> > > > + print_with_timestamp(format_test_result(test))
> > > > +
> > > > +def print_test_footer(test: Test) -> None:
> > > > + """
> > > > + Prints test footer with status of test.
> > > > +
> > > > + Example:
> > > > + '===================== [PASSED] example ====================='
> > > > +
> > > > + Parameters:
> > > > + test - Test object representing current test being printed
> > > > + """
> > > > + message = format_test_result(test)
> > > > + print_with_timestamp(format_test_divider(message,
> > > > + len(message) - ANSI_LEN))
> > > > +
> > > > +def print_summary_line(test: Test) -> None:
> > > > + """
> > > > + Prints summary line of test object. Color of line is dependent on
> > > > + status of test. Color is green if test passes, yellow if test is
> > > > + skipped, and red if the test fails or crashes. Summary line contains
> > > > + counts of the statuses of the tests subtests or the test itself if it
> > > > + has no subtests.
> > > > +
> > > > + Example:
> > > > + "Testing complete. Passed: 2, Failed: 0, Crashed: 0, Skipped: 0,
> > > > + Errors: 0"
> > > > +
> > > > + test - Test object representing current test being printed
> > > > + """
> > > > + if test.status == TestStatus.SUCCESS or \
> > > > + test.status == TestStatus.NO_TESTS:
> > > > + color = green
> > > > + elif test.status == TestStatus.SKIPPED:
> > > > + color = yellow
> > > > + else:
> > > > + color = red
> > > > + counts = test.counts
> > > > + print_with_timestamp(color('Testing complete. ' + str(counts)))
> > > > +
> > > > +def print_error(error_message: str) -> None:
> > > > + """
> > > > + Prints error message with error format.
> > > > +
> > > > + Example:
> > > > + "[ERROR] Test example: missing test plan!"
> > > > +
> > > > + Parameters:
> > > > + error_message - message describing error
> > > > + """
> > > > + print_with_timestamp(red('[ERROR] ') + error_message)
> > > > +
> > > > +# Other methods:
> > > > +
> > > > +def bubble_up_test_results(test: Test) -> None:
> > > > + """
> > > > + If the test has subtests, add the test counts of the subtests to the
> > > > + test and check if any of the tests crashed and if so set the test
> > > > + status to crashed. Otherwise if the test has no subtests add the
> > > > + status of the test to the test counts.
> > > > +
> > > > + Parameters:
> > > > + test - Test object for current test being parsed
> > > > + """
> > > > + parse_crash_in_log(test)
> > > > + subtests = test.subtests
> > > > + counts = test.counts
> > > > + status = test.status
> > > > + for t in subtests:
> > > > + counts.add_subtest_counts(t.counts)
> > > > + if counts.total() == 0:
> > > > + counts.add_status(status)
> > > > + elif test.counts.get_status() == TestStatus.TEST_CRASHED:
> > > > + test.status = TestStatus.TEST_CRASHED
> > > > +
> > > > +def parse_test(lines: LineStream, expected_num: int, log: List[str]) -> Test:
> > > > + """
> > > > + Finds next test to parse in LineStream, creates new Test object,
> > > > + parses any subtests of the test, populates Test object with all
> > > > + information (status, name) about the test and the Test objects for
> > > > + any subtests, and then returns the Test object. The method accepts
> > > > + three formats of tests:
> > > > +
> > > > + Accepted test formats:
> > > > +
> > > > + - Main KTAP/TAP header
> > > > +
> > > > + Example:
> > > > +
> > > > + KTAP version 1
> > > > + 1..4
> > > > + [subtests]
> > > > +
> > > > + - Subtest header line
> > > > +
> > > > + Example:
> > > > +
> > > > + # Subtest: name
> > > > + 1..3
> > > > + [subtests]
> > > > + ok 1 name
> > > > +
> > > > + - Test result line
> > > > +
> > > > + Example:
> > > > +
> > > > + ok 1 - test
> > > > +
> > > > + Parameters:
> > > > + lines - LineStream of KTAP output to parse
> > > > + expected_num - expected test number for test to be parsed
> > > > + log - list of strings containing any preceding diagnostic lines
> > > > + corresponding to the current test
> > > > +
> > > > + Return:
> > > > + Test object populated with characteristics and any subtests
> > > > + """
> > > > + test = Test()
> > > > + test.log.extend(log)
> > > > + parent_test = False
> > > > + main = parse_ktap_header(lines, test)
> > > > + if main:
> > > > + # If KTAP/TAP header is found, attempt to parse
> > > > + # test plan
> > > > + test.name = "main"
> > > > + parse_test_plan(lines, test)
> > > > + else:
> > > > + # If KTAP/TAP header is not found, test must be subtest
> > > > + # header or test result line so parse attempt to parser
> > > > + # subtest header
> > > > + parent_test = parse_test_header(lines, test)
> > > > + if parent_test:
> > > > + # If subtest header is found, attempt to parse
> > > > + # test plan and print header
> > > > + parse_test_plan(lines, test)
> > > > + print_test_header(test)
> > > > + expected_count = test.expected_count
> > > > + subtests = []
> > > > + test_num = 1
> > > > + while main or expected_count is None or test_num <= expected_count:
> > > > + # Loop to parse any subtests.
> > > > + # If test is main test, do not break until no lines left.
> > > > + # Otherwise, break after parsing expected number of tests or
> > > > + # if expected number of tests is unknown break when found
> > > > + # test result line with matching name to subtest header.
> > > > + if not lines:
> > > > + if expected_count and test_num <= expected_count:
> > > > + test.add_error('missing expected subtests!')
> > > > + break
> > > > + sub_log = parse_diagnostic(lines)
> > > > + if not expected_count and not main and \
> > > > + peek_test_name_match(lines, test):
> > > > + test.log.extend(sub_log)
> > > > + break
> > > > + subtests.append(parse_test(lines, test_num, sub_log))
> > > > + test_num += 1
> > > > + test.subtests = subtests
> > > > + if not main:
> > > > + # If not main test, look for test result line
> > > > + test.log.extend(parse_diagnostic(lines))
> > > > + if (parent_test and peek_test_name_match(lines, test)) or \
> > > > + not parent_test:
> > > > + parse_test_result(lines, test, expected_num)
> > > > else:
> > > > - print_suite_divider(red('[FAILED] ') + test_suite.name)
> > > > - for test_case in test_suite.cases:
> > > > - if test_case.status == TestStatus.SUCCESS:
> > > > - counts.passed += 1
> > > > - print_with_timestamp(green('[PASSED] ') + test_case.name)
> > > > - elif test_case.status == TestStatus.SKIPPED:
> > > > - counts.skipped += 1
> > > > - print_with_timestamp(yellow('[SKIPPED] ') + test_case.name)
> > > > - elif test_case.status == TestStatus.TEST_CRASHED:
> > > > - counts.crashed += 1
> > > > - print_with_timestamp(red('[CRASHED] ' + test_case.name))
> > > > - print_log(map(yellow, test_case.log))
> > > > - print_with_timestamp('')
> > > > - else:
> > > > - counts.failed += 1
> > > > - print_with_timestamp(red('[FAILED] ') + test_case.name)
> > > > - print_log(map(yellow, test_case.log))
> > > > - print_with_timestamp('')
> > > > - return counts
> > > > + test.add_error('missing subtest result line!')
> > > > + # Add statuses to TestCounts attribute in Test object
> > > > + bubble_up_test_results(test)
> > > > + if parent_test:
> > > > + # If test has subtests and is not the main test object, print
> > > > + # footer.
> > > > + print_test_footer(test)
> > > > + elif not main:
> > > > + print_test_result(test)
> > > > + return test
> > > >
> > > > def parse_run_tests(kernel_output: Iterable[str]) -> TestResult:
> > > > - counts = TestCounts()
> > > > + """
> > > > + Using kernel output, extract KTAP lines, parse the lines for test
> > > > + results and print condensed test results and summary line .
> > > > +
> > > > + Parameters:
> > > > + kernel_output - Iterable object contains lines of kernel output
> > > > +
> > > > + Return:
> > > > + TestResult - Tuple containg status of main test object, main test
> > > > + object with all subtests, and log of all KTAP lines.
> > > > + """
> > > > + print_with_timestamp(DIVIDER)
> > > > lines = extract_tap_lines(kernel_output)
> > > > - test_result = parse_test_result(lines)
> > > > - if test_result.status == TestStatus.NO_TESTS:
> > > > - print(red('[ERROR] ') + yellow('no tests run!'))
> > > > - elif test_result.status == TestStatus.FAILURE_TO_PARSE_TESTS:
> > > > - print(red('[ERROR] ') + yellow('could not parse test results!'))
> > > > + test = Test()
> > > > + if not lines:
> > > > + test.add_error('invalid KTAP input!')
> > > > + test.status = TestStatus.FAILURE_TO_PARSE_TESTS
> > > > else:
> > > > - counts = print_and_count_results(test_result)
> > > > + test = parse_test(lines, 0, [])
> > > > + if test.status != TestStatus.NO_TESTS:
> > > > + test.status = test.counts.get_status()
> > > > print_with_timestamp(DIVIDER)
> > > > - if test_result.status == TestStatus.SUCCESS:
> > > > - fmt = green
> > > > - elif test_result.status == TestStatus.SKIPPED:
> > > > - fmt = yellow
> > > > - else:
> > > > - fmt =red
> > > > - print_with_timestamp(
> > > > - fmt('Testing complete. %d tests run. %d failed. %d crashed. %d skipped.' %
> > > > - (counts.total(), counts.failed, counts.crashed, counts.skipped)))
> > > > - return test_result
> > > > + print_summary_line(test)
> > > > + return TestResult(test.status, test, lines)
> > > > diff --git a/tools/testing/kunit/kunit_tool_test.py b/tools/testing/kunit/kunit_tool_test.py
> > > > index 619c4554cbff..e527b90de8ea 100755
> > > > --- a/tools/testing/kunit/kunit_tool_test.py
> > > > +++ b/tools/testing/kunit/kunit_tool_test.py
> > > > @@ -106,10 +106,10 @@ class KUnitParserTest(unittest.TestCase):
> > > > with open(log_path) as file:
> > > > result = kunit_parser.extract_tap_lines(file.readlines())
> > > > self.assertContains('TAP version 14', result)
> > > > - self.assertContains(' # Subtest: example', result)
> > > > - self.assertContains(' 1..2', result)
> > > > - self.assertContains(' ok 1 - example_simple_test', result)
> > > > - self.assertContains(' ok 2 - example_mock_test', result)
> > > > + self.assertContains('# Subtest: example', result)
> > > > + self.assertContains('1..2', result)
> > > > + self.assertContains('ok 1 - example_simple_test', result)
> > > > + self.assertContains('ok 2 - example_mock_test', result)
> > > > self.assertContains('ok 1 - example', result)
> > > >
> > > > def test_output_with_prefix_isolated_correctly(self):
> > > > @@ -117,28 +117,28 @@ class KUnitParserTest(unittest.TestCase):
> > > > with open(log_path) as file:
> > > > result = kunit_parser.extract_tap_lines(file.readlines())
> > > > self.assertContains('TAP version 14', result)
> > > > - self.assertContains(' # Subtest: kunit-resource-test', result)
> > > > - self.assertContains(' 1..5', result)
> > > > - self.assertContains(' ok 1 - kunit_resource_test_init_resources', result)
> > > > - self.assertContains(' ok 2 - kunit_resource_test_alloc_resource', result)
> > > > - self.assertContains(' ok 3 - kunit_resource_test_destroy_resource', result)
> > > > - self.assertContains(' foo bar #', result)
> > > > - self.assertContains(' ok 4 - kunit_resource_test_cleanup_resources', result)
> > > > - self.assertContains(' ok 5 - kunit_resource_test_proper_free_ordering', result)
> > > > + self.assertContains('# Subtest: kunit-resource-test', result)
> > > > + self.assertContains('1..5', result)
> > > > + self.assertContains('ok 1 - kunit_resource_test_init_resources', result)
> > > > + self.assertContains('ok 2 - kunit_resource_test_alloc_resource', result)
> > > > + self.assertContains('ok 3 - kunit_resource_test_destroy_resource', result)
> > > > + self.assertContains('foo bar #', result)
> > > > + self.assertContains('ok 4 - kunit_resource_test_cleanup_resources', result)
> > > > + self.assertContains('ok 5 - kunit_resource_test_proper_free_ordering', result)
> > > > self.assertContains('ok 1 - kunit-resource-test', result)
> > > > - self.assertContains(' foo bar # non-kunit output', result)
> > > > - self.assertContains(' # Subtest: kunit-try-catch-test', result)
> > > > - self.assertContains(' 1..2', result)
> > > > - self.assertContains(' ok 1 - kunit_test_try_catch_successful_try_no_catch',
> > > > + self.assertContains('foo bar # non-kunit output', result)
> > > > + self.assertContains('# Subtest: kunit-try-catch-test', result)
> > > > + self.assertContains('1..2', result)
> > > > + self.assertContains('ok 1 - kunit_test_try_catch_successful_try_no_catch',
> > > > result)
> > > > - self.assertContains(' ok 2 - kunit_test_try_catch_unsuccessful_try_does_catch',
> > > > + self.assertContains('ok 2 - kunit_test_try_catch_unsuccessful_try_does_catch',
> > > > result)
> > > > self.assertContains('ok 2 - kunit-try-catch-test', result)
> > > > - self.assertContains(' # Subtest: string-stream-test', result)
> > > > - self.assertContains(' 1..3', result)
> > > > - self.assertContains(' ok 1 - string_stream_test_empty_on_creation', result)
> > > > - self.assertContains(' ok 2 - string_stream_test_not_empty_after_add', result)
> > > > - self.assertContains(' ok 3 - string_stream_test_get_string', result)
> > > > + self.assertContains('# Subtest: string-stream-test', result)
> > > > + self.assertContains('1..3', result)
> > > > + self.assertContains('ok 1 - string_stream_test_empty_on_creation', result)
> > > > + self.assertContains('ok 2 - string_stream_test_not_empty_after_add', result)
> > > > + self.assertContains('ok 3 - string_stream_test_get_string', result)
> > > > self.assertContains('ok 3 - string-stream-test', result)
> > > >
> > > > def test_parse_successful_test_log(self):
> > > > @@ -148,6 +148,13 @@ class KUnitParserTest(unittest.TestCase):
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.SUCCESS,
> > > > result.status)
> > > > + def test_parse_successful_nested_tests_log(self):
> > > > + all_passed_log = test_data_path('test_is_test_passed-all_passed_nested.log')
> > > > + with open(all_passed_log) as file:
> > > > + result = kunit_parser.parse_run_tests(file.readlines())
> > > > + self.assertEqual(
> > > > + kunit_parser.TestStatus.SUCCESS,
> > > > + result.status)
> > > >
> > > > def test_parse_failed_test_log(self):
> > > > failed_log = test_data_path('test_is_test_passed-failure.log')
> > > > @@ -162,17 +169,31 @@ class KUnitParserTest(unittest.TestCase):
> > > > with open(empty_log) as file:
> > > > result = kunit_parser.parse_run_tests(
> > > > kunit_parser.extract_tap_lines(file.readlines()))
> > > > - self.assertEqual(0, len(result.suites))
> > > > + self.assertEqual(0, len(result.test.subtests))
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.FAILURE_TO_PARSE_TESTS,
> > > > result.status)
> > > >
> > > > + def test_missing_test_plan(self):
> > > > + missing_plan_log = test_data_path('test_is_test_passed-'
> > > > + 'missing_plan.log')
> > > > + with open(missing_plan_log) as file:
> > > > + result = kunit_parser.parse_run_tests(
> > > > + kunit_parser.extract_tap_lines(
> > > > + file.readlines()))
> > > > + self.assertEqual(2, result.test.counts.errors)
> > > > + self.assertEqual(
> > > > + kunit_parser.TestStatus.SUCCESS,
> > > > + result.status)
> > > > +
> > > > def test_no_tests(self):
> > > > - empty_log = test_data_path('test_is_test_passed-no_tests_run_with_header.log')
> > > > - with open(empty_log) as file:
> > > > + header_log = test_data_path('test_is_test_passed-'
> > > > + 'no_tests_run_with_header.log')
> > > > + with open(header_log) as file:
> > > > result = kunit_parser.parse_run_tests(
> > > > - kunit_parser.extract_tap_lines(file.readlines()))
> > > > - self.assertEqual(0, len(result.suites))
> > > > + kunit_parser.extract_tap_lines(
> > > > + file.readlines()))
> > > > + self.assertEqual(0, len(result.test.subtests))
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.NO_TESTS,
> > > > result.status)
> > > > @@ -182,15 +203,17 @@ class KUnitParserTest(unittest.TestCase):
> > > > print_mock = mock.patch('builtins.print').start()
> > > > with open(crash_log) as file:
> > > > result = kunit_parser.parse_run_tests(
> > > > - kunit_parser.extract_tap_lines(file.readlines()))
> > > > - print_mock.assert_any_call(StrContains('could not parse test results!'))
> > > > + kunit_parser.extract_tap_lines(
> > > > + file.readlines()))
> > > > + print_mock.assert_any_call(StrContains('invalid KTAP input!'))
> > > > print_mock.stop()
> > > > file.close()
> > > >
> > > > def test_crashed_test(self):
> > > > crashed_log = test_data_path('test_is_test_passed-crash.log')
> > > > with open(crashed_log) as file:
> > > > - result = kunit_parser.parse_run_tests(file.readlines())
> > > > + result = kunit_parser.parse_run_tests(
> > > > + file.readlines())
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.TEST_CRASHED,
> > > > result.status)
> > > > @@ -216,6 +239,23 @@ class KUnitParserTest(unittest.TestCase):
> > > > result.status)
> > > > file.close()
> > > >
> > > > + def test_ignores_hyphen(self):
> > > > + hyphen_log = test_data_path('test_strip_hyphen.log')
> > > > + file = open(hyphen_log)
> > > > + result = kunit_parser.parse_run_tests(file.readlines())
> > > > +
> > > > + # A skipped test does not fail the whole suite.
> > > > + self.assertEqual(
> > > > + kunit_parser.TestStatus.SUCCESS,
> > > > + result.status)
> > > > + self.assertEqual(
> > > > + "sysctl_test",
> > > > + result.test.subtests[0].name)
> > > > + self.assertEqual(
> > > > + "example",
> > > > + result.test.subtests[1].name)
> > > > + file.close()
> > > > +
> > > >
> > > > def test_ignores_prefix_printk_time(self):
> > > > prefix_log = test_data_path('test_config_printk_time.log')
> > > > @@ -224,7 +264,7 @@ class KUnitParserTest(unittest.TestCase):
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.SUCCESS,
> > > > result.status)
> > > > - self.assertEqual('kunit-resource-test', result.suites[0].name)
> > > > + self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
> > > >
> > > > def test_ignores_multiple_prefixes(self):
> > > > prefix_log = test_data_path('test_multiple_prefixes.log')
> > > > @@ -233,7 +273,7 @@ class KUnitParserTest(unittest.TestCase):
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.SUCCESS,
> > > > result.status)
> > > > - self.assertEqual('kunit-resource-test', result.suites[0].name)
> > > > + self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
> > > >
> > > > def test_prefix_mixed_kernel_output(self):
> > > > mixed_prefix_log = test_data_path('test_interrupted_tap_output.log')
> > > > @@ -242,7 +282,7 @@ class KUnitParserTest(unittest.TestCase):
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.SUCCESS,
> > > > result.status)
> > > > - self.assertEqual('kunit-resource-test', result.suites[0].name)
> > > > + self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
> > > >
> > > > def test_prefix_poundsign(self):
> > > > pound_log = test_data_path('test_pound_sign.log')
> > > > @@ -251,16 +291,16 @@ class KUnitParserTest(unittest.TestCase):
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.SUCCESS,
> > > > result.status)
> > > > - self.assertEqual('kunit-resource-test', result.suites[0].name)
> > > > + self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
> > > >
> > > > def test_kernel_panic_end(self):
> > > > panic_log = test_data_path('test_kernel_panic_interrupt.log')
> > > > with open(panic_log) as file:
> > > > result = kunit_parser.parse_run_tests(file.readlines())
> > > > self.assertEqual(
> > > > - kunit_parser.TestStatus.TEST_CRASHED,
> > > > + kunit_parser.TestStatus.SUCCESS,
> > > > result.status)
> > > > - self.assertEqual('kunit-resource-test', result.suites[0].name)
> > > > + self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
> > > >
> > > > def test_pound_no_prefix(self):
> > > > pound_log = test_data_path('test_pound_no_prefix.log')
> > > > @@ -269,7 +309,7 @@ class KUnitParserTest(unittest.TestCase):
> > > > self.assertEqual(
> > > > kunit_parser.TestStatus.SUCCESS,
> > > > result.status)
> > > > - self.assertEqual('kunit-resource-test', result.suites[0].name)
> > > > + self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
> > > >
> > > > class LinuxSourceTreeTest(unittest.TestCase):
> > > >
> > > > @@ -291,6 +331,14 @@ class LinuxSourceTreeTest(unittest.TestCase):
> > > > pass
> > > > tree = kunit_kernel.LinuxSourceTree('', kunitconfig_path=dir)
> > > >
> > > > + def test_kselftest_nested(self):
> > > > + kselftest_log = test_data_path('test_is_test_passed-kselftest.log')
> > > > + with open(kselftest_log) as file:
> > > > + result = kunit_parser.parse_run_tests(file.readlines())
> > > > + self.assertEqual(
> > > > + kunit_parser.TestStatus.SUCCESS,
> > > > + result.status)
> > > > +
> > > > # TODO: add more test cases.
> > > >
> > > >
> > > > @@ -322,6 +370,12 @@ class KUnitJsonTest(unittest.TestCase):
> > > > result = self._json_for('test_is_test_passed-no_tests_run_with_header.log')
> > > > self.assertEqual(0, len(result['sub_groups']))
> > > >
> > > > + def test_nested_json(self):
> > > > + result = self._json_for('test_is_test_passed-all_passed_nested.log')
> > > > + self.assertEqual(
> > > > + {'name': 'example_simple_test', 'status': 'PASS'},
> > > > + result["sub_groups"][0]["sub_groups"][0]["test_cases"][0])
> > > > +
> > > > class StrContains(str):
> > > > def __eq__(self, other):
> > > > return self in other
> > > > @@ -380,7 +434,7 @@ class KUnitMainTest(unittest.TestCase):
> > > > self.assertEqual(e.exception.code, 1)
> > > > self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
> > > > self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
> > > > - self.print_mock.assert_any_call(StrContains(' 0 tests run'))
> > > > + self.print_mock.assert_any_call(StrContains('invalid KTAP input!'))
> > > >
> > > > def test_exec_raw_output(self):
> > > > self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
> > > > @@ -388,7 +442,7 @@ class KUnitMainTest(unittest.TestCase):
> > > > self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
> > > > for call in self.print_mock.call_args_list:
> > > > self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
> > > > - self.assertNotEqual(call, mock.call(StrContains(' 0 tests run')))
> > > > + self.assertNotEqual(call, mock.call(StrContains(' 0 tests run!')))
> > > >
> > > > def test_run_raw_output(self):
> > > > self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
> > > > @@ -397,7 +451,7 @@ class KUnitMainTest(unittest.TestCase):
> > > > self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
> > > > for call in self.print_mock.call_args_list:
> > > > self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
> > > > - self.assertNotEqual(call, mock.call(StrContains(' 0 tests run')))
> > > > + self.assertNotEqual(call, mock.call(StrContains(' 0 tests run!')))
> > > >
> > > > def test_run_raw_output_kunit(self):
> > > > self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
> > > > diff --git a/tools/testing/kunit/test_data/test_is_test_passed-all_passed_nested.log
> > b/tools/testing/kunit/test_data/test_is_test_passed-all_passed_nested.log
> > > > new file mode 100644
> > > > index 000000000000..9d5b04fe43a6
> > > > --- /dev/null
> > > > +++ b/tools/testing/kunit/test_data/test_is_test_passed-all_passed_nested.log
> > > > @@ -0,0 +1,34 @@
> > > > +TAP version 14
> > > > +1..2
> > > > + # Subtest: sysctl_test
> > > > + 1..4
> > > > + # sysctl_test_dointvec_null_tbl_data: sysctl_test_dointvec_null_tbl_data passed
> > > > + ok 1 - sysctl_test_dointvec_null_tbl_data
> > > > + # Subtest: example
> > > > + 1..2
> > > > + init_suite
> > > > + # example_simple_test: initializing
> > > > + # example_simple_test: example_simple_test passed
> > > > + ok 1 - example_simple_test
> > > > + # example_mock_test: initializing
> > > > + # example_mock_test: example_mock_test passed
> > > > + ok 2 - example_mock_test
> > > > + kunit example: all tests passed
> > > > + ok 2 - example
> > > > + # sysctl_test_dointvec_table_len_is_zero: sysctl_test_dointvec_table_len_is_zero passed
> > > > + ok 3 - sysctl_test_dointvec_table_len_is_zero
> > > > + # sysctl_test_dointvec_table_read_but_position_set: sysctl_test_dointvec_table_read_but_position_set passed
> > > > + ok 4 - sysctl_test_dointvec_table_read_but_position_set
> > > > +kunit sysctl_test: all tests passed
> > > > +ok 1 - sysctl_test
> > > > + # Subtest: example
> > > > + 1..2
> > > > +init_suite
> > > > + # example_simple_test: initializing
> > > > + # example_simple_test: example_simple_test passed
> > > > + ok 1 - example_simple_test
> > > > + # example_mock_test: initializing
> > > > + # example_mock_test: example_mock_test passed
> > > > + ok 2 - example_mock_test
> > > > +kunit example: all tests passed
> > > > +ok 2 - example
> > > > diff --git a/tools/testing/kunit/test_data/test_is_test_passed-kselftest.log b/tools/testing/kunit/test_data/test_is_test_passed-
> > kselftest.log
> > > > new file mode 100644
> > > > index 000000000000..65d3f27feaf2
> > > > --- /dev/null
> > > > +++ b/tools/testing/kunit/test_data/test_is_test_passed-kselftest.log
> > > > @@ -0,0 +1,14 @@
> > > > +TAP version 13
> > > > +1..2
> > > > +# selftests: membarrier: membarrier_test_single_thread
> > > > +# TAP version 13
> > > > +# 1..2
> > > > +# ok 1 sys_membarrier available
> > > > +# ok 2 sys membarrier invalid command test: command = -1, flags = 0, errno = 22. Failed as expected
> > > > +ok 1 selftests: membarrier: membarrier_test_single_thread
> > > > +# selftests: membarrier: membarrier_test_multi_thread
> > > > +# TAP version 13
> > > > +# 1..2
> > > > +# ok 1 sys_membarrier available
> > > > +# ok 2 sys membarrier invalid command test: command = -1, flags = 0, errno = 22. Failed as expected
> > > > +ok 2 selftests: membarrier: membarrier_test_multi_thread
> > > > diff --git a/tools/testing/kunit/test_data/test_is_test_passed-missing_plan.log b/tools/testing/kunit/test_data/test_is_test_passed-
> > missing_plan.log
> > > > new file mode 100644
> > > > index 000000000000..5cd17b7f818a
> > > > --- /dev/null
> > > > +++ b/tools/testing/kunit/test_data/test_is_test_passed-missing_plan.log
> > > > @@ -0,0 +1,31 @@
> > > > +KTAP version 1
> > > > + # Subtest: sysctl_test
> > > > + # sysctl_test_dointvec_null_tbl_data: sysctl_test_dointvec_null_tbl_data passed
> > > > + ok 1 - sysctl_test_dointvec_null_tbl_data
> > > > + # sysctl_test_dointvec_table_maxlen_unset: sysctl_test_dointvec_table_maxlen_unset passed
> > > > + ok 2 - sysctl_test_dointvec_table_maxlen_unset
> > > > + # sysctl_test_dointvec_table_len_is_zero: sysctl_test_dointvec_table_len_is_zero passed
> > > > + ok 3 - sysctl_test_dointvec_table_len_is_zero
> > > > + # sysctl_test_dointvec_table_read_but_position_set: sysctl_test_dointvec_table_read_but_position_set passed
> > > > + ok 4 - sysctl_test_dointvec_table_read_but_position_set
> > > > + # sysctl_test_dointvec_happy_single_positive: sysctl_test_dointvec_happy_single_positive passed
> > > > + ok 5 - sysctl_test_dointvec_happy_single_positive
> > > > + # sysctl_test_dointvec_happy_single_negative: sysctl_test_dointvec_happy_single_negative passed
> > > > + ok 6 - sysctl_test_dointvec_happy_single_negative
> > > > + # sysctl_test_dointvec_single_less_int_min: sysctl_test_dointvec_single_less_int_min passed
> > > > + ok 7 - sysctl_test_dointvec_single_less_int_min
> > > > + # sysctl_test_dointvec_single_greater_int_max: sysctl_test_dointvec_single_greater_int_max passed
> > > > + ok 8 - sysctl_test_dointvec_single_greater_int_max
> > > > +kunit sysctl_test: all tests passed
> > > > +ok 1 - sysctl_test
> > > > + # Subtest: example
> > > > + 1..2
> > > > +init_suite
> > > > + # example_simple_test: initializing
> > > > + # example_simple_test: example_simple_test passed
> > > > + ok 1 - example_simple_test
> > > > + # example_mock_test: initializing
> > > > + # example_mock_test: example_mock_test passed
> > > > + ok 2 - example_mock_test
> > > > +kunit example: all tests passed
> > > > +ok 2 - example
> > > > diff --git a/tools/testing/kunit/test_data/test_strip_hyphen.log b/tools/testing/kunit/test_data/test_strip_hyphen.log
> > > > new file mode 100644
> > > > index 000000000000..92ac7c24b374
> > > > --- /dev/null
> > > > +++ b/tools/testing/kunit/test_data/test_strip_hyphen.log
> > > > @@ -0,0 +1,16 @@
> > > > +KTAP version 1
> > > > +1..2
> > > > + # Subtest: sysctl_test
> > > > + 1..1
> > > > + # sysctl_test_dointvec_null_tbl_data: sysctl_test_dointvec_null_tbl_data passed
> > > > + ok 1 - sysctl_test_dointvec_null_tbl_data
> > > > +kunit sysctl_test: all tests passed
> > > > +ok 1 - sysctl_test
> > > > + # Subtest: example
> > > > + 1..1
> > > > +init_suite
> > > > + # example_simple_test: initializing
> > > > + # example_simple_test: example_simple_test passed
> > > > + ok 1 example_simple_test
> > > > +kunit example: all tests passed
> > > > +ok 2 example
> > > > --
> > > > 2.33.0.259.gc128427fd7-goog
> > > >
> > > > --
> > > > You received this message because you are subscribed to the Google Groups "KUnit Development" group.
> > > > To unsubscribe from this group and stop receiving emails from it, send an email to kunit-dev+unsubscribe@xxxxxxxxxxxxxxxx.
> > > > To view this discussion on the web visit https://groups.google.com/d/msgid/kunit-dev/20210826195505.3066755-1-
> > rmoar%40google.com.