353 lines
13 KiB
Python
Executable File
353 lines
13 KiB
Python
Executable File
#!/usr/bin/python3
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# SPDX-License-Identifier: GPL-2.0
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#
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# A collection of tests for tools/testing/kunit/kunit.py
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#
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# Copyright (C) 2019, Google LLC.
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# Author: Brendan Higgins <brendanhiggins@google.com>
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import unittest
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from unittest import mock
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import tempfile, shutil # Handling test_tmpdir
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import os
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import kunit_config
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import kunit_parser
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import kunit_kernel
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import kunit
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test_tmpdir = ''
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def setUpModule():
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global test_tmpdir
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test_tmpdir = tempfile.mkdtemp()
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def tearDownModule():
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shutil.rmtree(test_tmpdir)
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def get_absolute_path(path):
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return os.path.join(os.path.dirname(__file__), path)
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class KconfigTest(unittest.TestCase):
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def test_is_subset_of(self):
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kconfig0 = kunit_config.Kconfig()
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self.assertTrue(kconfig0.is_subset_of(kconfig0))
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kconfig1 = kunit_config.Kconfig()
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kconfig1.add_entry(kunit_config.KconfigEntry('TEST', 'y'))
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self.assertTrue(kconfig1.is_subset_of(kconfig1))
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self.assertTrue(kconfig0.is_subset_of(kconfig1))
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self.assertFalse(kconfig1.is_subset_of(kconfig0))
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def test_read_from_file(self):
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kconfig = kunit_config.Kconfig()
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kconfig_path = get_absolute_path(
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'test_data/test_read_from_file.kconfig')
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kconfig.read_from_file(kconfig_path)
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expected_kconfig = kunit_config.Kconfig()
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('UML', 'y'))
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('MMU', 'y'))
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('TEST', 'y'))
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('EXAMPLE_TEST', 'y'))
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('MK8', 'n'))
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self.assertEqual(kconfig.entries(), expected_kconfig.entries())
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def test_write_to_file(self):
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kconfig_path = os.path.join(test_tmpdir, '.config')
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expected_kconfig = kunit_config.Kconfig()
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('UML', 'y'))
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('MMU', 'y'))
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('TEST', 'y'))
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('EXAMPLE_TEST', 'y'))
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expected_kconfig.add_entry(
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kunit_config.KconfigEntry('MK8', 'n'))
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expected_kconfig.write_to_file(kconfig_path)
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actual_kconfig = kunit_config.Kconfig()
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actual_kconfig.read_from_file(kconfig_path)
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self.assertEqual(actual_kconfig.entries(),
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expected_kconfig.entries())
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class KUnitParserTest(unittest.TestCase):
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def assertContains(self, needle, haystack):
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for line in haystack:
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if needle in line:
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return
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raise AssertionError('"' +
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str(needle) + '" not found in "' + str(haystack) + '"!')
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def test_output_isolated_correctly(self):
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log_path = get_absolute_path(
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'test_data/test_output_isolated_correctly.log')
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file = open(log_path)
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result = kunit_parser.isolate_kunit_output(file.readlines())
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self.assertContains('TAP version 14\n', result)
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self.assertContains(' # Subtest: example', result)
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self.assertContains(' 1..2', result)
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self.assertContains(' ok 1 - example_simple_test', result)
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self.assertContains(' ok 2 - example_mock_test', result)
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self.assertContains('ok 1 - example', result)
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file.close()
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def test_output_with_prefix_isolated_correctly(self):
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log_path = get_absolute_path(
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'test_data/test_pound_sign.log')
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with open(log_path) as file:
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result = kunit_parser.isolate_kunit_output(file.readlines())
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self.assertContains('TAP version 14\n', result)
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self.assertContains(' # Subtest: kunit-resource-test', result)
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self.assertContains(' 1..5', result)
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self.assertContains(' ok 1 - kunit_resource_test_init_resources', result)
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self.assertContains(' ok 2 - kunit_resource_test_alloc_resource', result)
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self.assertContains(' ok 3 - kunit_resource_test_destroy_resource', result)
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self.assertContains(' foo bar #', result)
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self.assertContains(' ok 4 - kunit_resource_test_cleanup_resources', result)
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self.assertContains(' ok 5 - kunit_resource_test_proper_free_ordering', result)
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self.assertContains('ok 1 - kunit-resource-test', result)
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self.assertContains(' foo bar # non-kunit output', result)
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self.assertContains(' # Subtest: kunit-try-catch-test', result)
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self.assertContains(' 1..2', result)
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self.assertContains(' ok 1 - kunit_test_try_catch_successful_try_no_catch',
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result)
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self.assertContains(' ok 2 - kunit_test_try_catch_unsuccessful_try_does_catch',
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result)
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self.assertContains('ok 2 - kunit-try-catch-test', result)
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self.assertContains(' # Subtest: string-stream-test', result)
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self.assertContains(' 1..3', result)
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self.assertContains(' ok 1 - string_stream_test_empty_on_creation', result)
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self.assertContains(' ok 2 - string_stream_test_not_empty_after_add', result)
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self.assertContains(' ok 3 - string_stream_test_get_string', result)
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self.assertContains('ok 3 - string-stream-test', result)
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def test_parse_successful_test_log(self):
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all_passed_log = get_absolute_path(
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'test_data/test_is_test_passed-all_passed.log')
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file = open(all_passed_log)
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual(
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kunit_parser.TestStatus.SUCCESS,
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result.status)
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file.close()
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def test_parse_failed_test_log(self):
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failed_log = get_absolute_path(
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'test_data/test_is_test_passed-failure.log')
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file = open(failed_log)
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual(
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kunit_parser.TestStatus.FAILURE,
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result.status)
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file.close()
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def test_no_tests(self):
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empty_log = get_absolute_path(
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'test_data/test_is_test_passed-no_tests_run.log')
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file = open(empty_log)
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result = kunit_parser.parse_run_tests(
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kunit_parser.isolate_kunit_output(file.readlines()))
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self.assertEqual(0, len(result.suites))
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self.assertEqual(
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kunit_parser.TestStatus.NO_TESTS,
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result.status)
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file.close()
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def test_no_kunit_output(self):
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crash_log = get_absolute_path(
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'test_data/test_insufficient_memory.log')
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file = open(crash_log)
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print_mock = mock.patch('builtins.print').start()
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result = kunit_parser.parse_run_tests(
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kunit_parser.isolate_kunit_output(file.readlines()))
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print_mock.assert_any_call(StrContains("no kunit output detected"))
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print_mock.stop()
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file.close()
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def test_crashed_test(self):
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crashed_log = get_absolute_path(
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'test_data/test_is_test_passed-crash.log')
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file = open(crashed_log)
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual(
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kunit_parser.TestStatus.TEST_CRASHED,
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result.status)
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file.close()
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def test_ignores_prefix_printk_time(self):
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prefix_log = get_absolute_path(
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'test_data/test_config_printk_time.log')
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with open(prefix_log) as file:
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual('kunit-resource-test', result.suites[0].name)
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def test_ignores_multiple_prefixes(self):
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prefix_log = get_absolute_path(
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'test_data/test_multiple_prefixes.log')
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with open(prefix_log) as file:
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual('kunit-resource-test', result.suites[0].name)
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def test_prefix_mixed_kernel_output(self):
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mixed_prefix_log = get_absolute_path(
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'test_data/test_interrupted_tap_output.log')
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with open(mixed_prefix_log) as file:
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual('kunit-resource-test', result.suites[0].name)
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def test_prefix_poundsign(self):
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pound_log = get_absolute_path('test_data/test_pound_sign.log')
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with open(pound_log) as file:
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual('kunit-resource-test', result.suites[0].name)
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def test_kernel_panic_end(self):
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panic_log = get_absolute_path('test_data/test_kernel_panic_interrupt.log')
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with open(panic_log) as file:
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual('kunit-resource-test', result.suites[0].name)
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def test_pound_no_prefix(self):
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pound_log = get_absolute_path('test_data/test_pound_no_prefix.log')
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with open(pound_log) as file:
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result = kunit_parser.parse_run_tests(file.readlines())
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self.assertEqual('kunit-resource-test', result.suites[0].name)
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class StrContains(str):
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def __eq__(self, other):
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return self in other
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class KUnitMainTest(unittest.TestCase):
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def setUp(self):
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path = get_absolute_path('test_data/test_is_test_passed-all_passed.log')
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file = open(path)
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all_passed_log = file.readlines()
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self.print_patch = mock.patch('builtins.print')
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self.print_mock = self.print_patch.start()
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self.linux_source_mock = mock.Mock()
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self.linux_source_mock.build_reconfig = mock.Mock(return_value=True)
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self.linux_source_mock.build_um_kernel = mock.Mock(return_value=True)
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self.linux_source_mock.run_kernel = mock.Mock(return_value=all_passed_log)
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def tearDown(self):
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self.print_patch.stop()
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pass
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def test_config_passes_args_pass(self):
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kunit.main(['config', '--build_dir=.kunit'], self.linux_source_mock)
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assert self.linux_source_mock.build_reconfig.call_count == 1
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assert self.linux_source_mock.run_kernel.call_count == 0
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def test_build_passes_args_pass(self):
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kunit.main(['build'], self.linux_source_mock)
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assert self.linux_source_mock.build_reconfig.call_count == 0
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self.linux_source_mock.build_um_kernel.assert_called_once_with(False, 8, '.kunit', None)
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assert self.linux_source_mock.run_kernel.call_count == 0
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def test_exec_passes_args_pass(self):
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kunit.main(['exec'], self.linux_source_mock)
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assert self.linux_source_mock.build_reconfig.call_count == 0
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assert self.linux_source_mock.run_kernel.call_count == 1
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self.linux_source_mock.run_kernel.assert_called_once_with(build_dir='.kunit', timeout=300)
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self.print_mock.assert_any_call(StrContains('Testing complete.'))
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def test_run_passes_args_pass(self):
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kunit.main(['run'], self.linux_source_mock)
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assert self.linux_source_mock.build_reconfig.call_count == 1
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assert self.linux_source_mock.run_kernel.call_count == 1
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self.linux_source_mock.run_kernel.assert_called_once_with(
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build_dir='.kunit', timeout=300)
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self.print_mock.assert_any_call(StrContains('Testing complete.'))
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def test_exec_passes_args_fail(self):
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self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
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with self.assertRaises(SystemExit) as e:
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kunit.main(['exec'], self.linux_source_mock)
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assert type(e.exception) == SystemExit
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assert e.exception.code == 1
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def test_run_passes_args_fail(self):
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self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
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with self.assertRaises(SystemExit) as e:
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kunit.main(['run'], self.linux_source_mock)
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assert type(e.exception) == SystemExit
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assert e.exception.code == 1
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assert self.linux_source_mock.build_reconfig.call_count == 1
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assert self.linux_source_mock.run_kernel.call_count == 1
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self.print_mock.assert_any_call(StrContains(' 0 tests run'))
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def test_exec_raw_output(self):
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self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
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kunit.main(['exec', '--raw_output'], self.linux_source_mock)
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assert self.linux_source_mock.run_kernel.call_count == 1
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for kall in self.print_mock.call_args_list:
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assert kall != mock.call(StrContains('Testing complete.'))
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assert kall != mock.call(StrContains(' 0 tests run'))
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def test_run_raw_output(self):
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self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
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kunit.main(['run', '--raw_output'], self.linux_source_mock)
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assert self.linux_source_mock.build_reconfig.call_count == 1
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assert self.linux_source_mock.run_kernel.call_count == 1
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for kall in self.print_mock.call_args_list:
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assert kall != mock.call(StrContains('Testing complete.'))
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assert kall != mock.call(StrContains(' 0 tests run'))
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def test_exec_timeout(self):
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timeout = 3453
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kunit.main(['exec', '--timeout', str(timeout)], self.linux_source_mock)
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self.linux_source_mock.run_kernel.assert_called_once_with(build_dir='.kunit', timeout=timeout)
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self.print_mock.assert_any_call(StrContains('Testing complete.'))
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def test_run_timeout(self):
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timeout = 3453
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kunit.main(['run', '--timeout', str(timeout)], self.linux_source_mock)
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assert self.linux_source_mock.build_reconfig.call_count == 1
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self.linux_source_mock.run_kernel.assert_called_once_with(
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build_dir='.kunit', timeout=timeout)
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self.print_mock.assert_any_call(StrContains('Testing complete.'))
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def test_run_builddir(self):
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build_dir = '.kunit'
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kunit.main(['run', '--build_dir=.kunit'], self.linux_source_mock)
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assert self.linux_source_mock.build_reconfig.call_count == 1
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self.linux_source_mock.run_kernel.assert_called_once_with(
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build_dir=build_dir, timeout=300)
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self.print_mock.assert_any_call(StrContains('Testing complete.'))
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def test_config_builddir(self):
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build_dir = '.kunit'
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kunit.main(['config', '--build_dir', build_dir], self.linux_source_mock)
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assert self.linux_source_mock.build_reconfig.call_count == 1
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def test_build_builddir(self):
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build_dir = '.kunit'
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kunit.main(['build', '--build_dir', build_dir], self.linux_source_mock)
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self.linux_source_mock.build_um_kernel.assert_called_once_with(False, 8, build_dir, None)
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def test_exec_builddir(self):
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build_dir = '.kunit'
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kunit.main(['exec', '--build_dir', build_dir], self.linux_source_mock)
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self.linux_source_mock.run_kernel.assert_called_once_with(build_dir=build_dir, timeout=300)
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self.print_mock.assert_any_call(StrContains('Testing complete.'))
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if __name__ == '__main__':
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unittest.main()
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