xref: /linux/tools/testing/kunit/kunit_tool_test.py (revision e56e482855b782b0e38b91cc383324bb80461073)
1#!/usr/bin/env python3
2# SPDX-License-Identifier: GPL-2.0
3#
4# A collection of tests for tools/testing/kunit/kunit.py
5#
6# Copyright (C) 2019, Google LLC.
7# Author: Brendan Higgins <brendanhiggins@google.com>
8
9import unittest
10from unittest import mock
11
12import tempfile, shutil # Handling test_tmpdir
13
14import itertools
15import json
16import signal
17import subprocess
18import os
19
20import kunit_config
21import kunit_parser
22import kunit_kernel
23import kunit_json
24import kunit
25
26test_tmpdir = ''
27abs_test_data_dir = ''
28
29def setUpModule():
30	global test_tmpdir, abs_test_data_dir
31	test_tmpdir = tempfile.mkdtemp()
32	abs_test_data_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), 'test_data'))
33
34def tearDownModule():
35	shutil.rmtree(test_tmpdir)
36
37def test_data_path(path):
38	return os.path.join(abs_test_data_dir, path)
39
40class KconfigTest(unittest.TestCase):
41
42	def test_is_subset_of(self):
43		kconfig0 = kunit_config.Kconfig()
44		self.assertTrue(kconfig0.is_subset_of(kconfig0))
45
46		kconfig1 = kunit_config.Kconfig()
47		kconfig1.add_entry(kunit_config.KconfigEntry('TEST', 'y'))
48		self.assertTrue(kconfig1.is_subset_of(kconfig1))
49		self.assertTrue(kconfig0.is_subset_of(kconfig1))
50		self.assertFalse(kconfig1.is_subset_of(kconfig0))
51
52	def test_read_from_file(self):
53		kconfig = kunit_config.Kconfig()
54		kconfig_path = test_data_path('test_read_from_file.kconfig')
55
56		kconfig.read_from_file(kconfig_path)
57
58		expected_kconfig = kunit_config.Kconfig()
59		expected_kconfig.add_entry(
60			kunit_config.KconfigEntry('UML', 'y'))
61		expected_kconfig.add_entry(
62			kunit_config.KconfigEntry('MMU', 'y'))
63		expected_kconfig.add_entry(
64			kunit_config.KconfigEntry('TEST', 'y'))
65		expected_kconfig.add_entry(
66			kunit_config.KconfigEntry('EXAMPLE_TEST', 'y'))
67		expected_kconfig.add_entry(
68			kunit_config.KconfigEntry('MK8', 'n'))
69
70		self.assertEqual(kconfig.entries(), expected_kconfig.entries())
71
72	def test_write_to_file(self):
73		kconfig_path = os.path.join(test_tmpdir, '.config')
74
75		expected_kconfig = kunit_config.Kconfig()
76		expected_kconfig.add_entry(
77			kunit_config.KconfigEntry('UML', 'y'))
78		expected_kconfig.add_entry(
79			kunit_config.KconfigEntry('MMU', 'y'))
80		expected_kconfig.add_entry(
81			kunit_config.KconfigEntry('TEST', 'y'))
82		expected_kconfig.add_entry(
83			kunit_config.KconfigEntry('EXAMPLE_TEST', 'y'))
84		expected_kconfig.add_entry(
85			kunit_config.KconfigEntry('MK8', 'n'))
86
87		expected_kconfig.write_to_file(kconfig_path)
88
89		actual_kconfig = kunit_config.Kconfig()
90		actual_kconfig.read_from_file(kconfig_path)
91
92		self.assertEqual(actual_kconfig.entries(),
93				 expected_kconfig.entries())
94
95class KUnitParserTest(unittest.TestCase):
96
97	def assertContains(self, needle: str, haystack: kunit_parser.LineStream):
98		# Clone the iterator so we can print the contents on failure.
99		copy, backup = itertools.tee(haystack)
100		for line in copy:
101			if needle in line:
102				return
103		raise AssertionError(f'"{needle}" not found in {list(backup)}!')
104
105	def test_output_isolated_correctly(self):
106		log_path = test_data_path('test_output_isolated_correctly.log')
107		with open(log_path) as file:
108			result = kunit_parser.extract_tap_lines(file.readlines())
109		self.assertContains('TAP version 14', result)
110		self.assertContains('# Subtest: example', result)
111		self.assertContains('1..2', result)
112		self.assertContains('ok 1 - example_simple_test', result)
113		self.assertContains('ok 2 - example_mock_test', result)
114		self.assertContains('ok 1 - example', result)
115
116	def test_output_with_prefix_isolated_correctly(self):
117		log_path = test_data_path('test_pound_sign.log')
118		with open(log_path) as file:
119			result = kunit_parser.extract_tap_lines(file.readlines())
120		self.assertContains('TAP version 14', result)
121		self.assertContains('# Subtest: kunit-resource-test', result)
122		self.assertContains('1..5', result)
123		self.assertContains('ok 1 - kunit_resource_test_init_resources', result)
124		self.assertContains('ok 2 - kunit_resource_test_alloc_resource', result)
125		self.assertContains('ok 3 - kunit_resource_test_destroy_resource', result)
126		self.assertContains('foo bar 	#', result)
127		self.assertContains('ok 4 - kunit_resource_test_cleanup_resources', result)
128		self.assertContains('ok 5 - kunit_resource_test_proper_free_ordering', result)
129		self.assertContains('ok 1 - kunit-resource-test', result)
130		self.assertContains('foo bar 	# non-kunit output', result)
131		self.assertContains('# Subtest: kunit-try-catch-test', result)
132		self.assertContains('1..2', result)
133		self.assertContains('ok 1 - kunit_test_try_catch_successful_try_no_catch',
134				    result)
135		self.assertContains('ok 2 - kunit_test_try_catch_unsuccessful_try_does_catch',
136				    result)
137		self.assertContains('ok 2 - kunit-try-catch-test', result)
138		self.assertContains('# Subtest: string-stream-test', result)
139		self.assertContains('1..3', result)
140		self.assertContains('ok 1 - string_stream_test_empty_on_creation', result)
141		self.assertContains('ok 2 - string_stream_test_not_empty_after_add', result)
142		self.assertContains('ok 3 - string_stream_test_get_string', result)
143		self.assertContains('ok 3 - string-stream-test', result)
144
145	def test_parse_successful_test_log(self):
146		all_passed_log = test_data_path('test_is_test_passed-all_passed.log')
147		with open(all_passed_log) as file:
148			result = kunit_parser.parse_run_tests(file.readlines())
149		self.assertEqual(
150			kunit_parser.TestStatus.SUCCESS,
151			result.status)
152
153	def test_parse_successful_nested_tests_log(self):
154		all_passed_log = test_data_path('test_is_test_passed-all_passed_nested.log')
155		with open(all_passed_log) as file:
156			result = kunit_parser.parse_run_tests(file.readlines())
157		self.assertEqual(
158			kunit_parser.TestStatus.SUCCESS,
159			result.status)
160
161	def test_kselftest_nested(self):
162		kselftest_log = test_data_path('test_is_test_passed-kselftest.log')
163		with open(kselftest_log) as file:
164			result = kunit_parser.parse_run_tests(file.readlines())
165			self.assertEqual(
166				kunit_parser.TestStatus.SUCCESS,
167				result.status)
168
169	def test_parse_failed_test_log(self):
170		failed_log = test_data_path('test_is_test_passed-failure.log')
171		with open(failed_log) as file:
172			result = kunit_parser.parse_run_tests(file.readlines())
173		self.assertEqual(
174			kunit_parser.TestStatus.FAILURE,
175			result.status)
176
177	def test_no_header(self):
178		empty_log = test_data_path('test_is_test_passed-no_tests_run_no_header.log')
179		with open(empty_log) as file:
180			result = kunit_parser.parse_run_tests(
181				kunit_parser.extract_tap_lines(file.readlines()))
182		self.assertEqual(0, len(result.test.subtests))
183		self.assertEqual(
184			kunit_parser.TestStatus.FAILURE_TO_PARSE_TESTS,
185			result.status)
186
187	def test_missing_test_plan(self):
188		missing_plan_log = test_data_path('test_is_test_passed-'
189			'missing_plan.log')
190		with open(missing_plan_log) as file:
191			result = kunit_parser.parse_run_tests(
192				kunit_parser.extract_tap_lines(
193				file.readlines()))
194		# A missing test plan is not an error.
195		self.assertEqual(0, result.test.counts.errors)
196		# All tests should be accounted for.
197		self.assertEqual(10, result.test.counts.total())
198		self.assertEqual(
199			kunit_parser.TestStatus.SUCCESS,
200			result.status)
201
202	def test_no_tests(self):
203		header_log = test_data_path('test_is_test_passed-no_tests_run_with_header.log')
204		with open(header_log) as file:
205			result = kunit_parser.parse_run_tests(
206				kunit_parser.extract_tap_lines(file.readlines()))
207		self.assertEqual(0, len(result.test.subtests))
208		self.assertEqual(
209			kunit_parser.TestStatus.NO_TESTS,
210			result.status)
211
212	def test_no_tests_no_plan(self):
213		no_plan_log = test_data_path('test_is_test_passed-no_tests_no_plan.log')
214		with open(no_plan_log) as file:
215			result = kunit_parser.parse_run_tests(
216				kunit_parser.extract_tap_lines(file.readlines()))
217		self.assertEqual(0, len(result.test.subtests[0].subtests[0].subtests))
218		self.assertEqual(
219			kunit_parser.TestStatus.NO_TESTS,
220			result.test.subtests[0].subtests[0].status)
221		self.assertEqual(1, result.test.counts.errors)
222
223
224	def test_no_kunit_output(self):
225		crash_log = test_data_path('test_insufficient_memory.log')
226		print_mock = mock.patch('builtins.print').start()
227		with open(crash_log) as file:
228			result = kunit_parser.parse_run_tests(
229				kunit_parser.extract_tap_lines(file.readlines()))
230		print_mock.assert_any_call(StrContains('invalid KTAP input!'))
231		print_mock.stop()
232		self.assertEqual(0, len(result.test.subtests))
233
234	def test_crashed_test(self):
235		crashed_log = test_data_path('test_is_test_passed-crash.log')
236		with open(crashed_log) as file:
237			result = kunit_parser.parse_run_tests(
238				file.readlines())
239		self.assertEqual(
240			kunit_parser.TestStatus.TEST_CRASHED,
241			result.status)
242
243	def test_skipped_test(self):
244		skipped_log = test_data_path('test_skip_tests.log')
245		with open(skipped_log) as file:
246			result = kunit_parser.parse_run_tests(file.readlines())
247
248		# A skipped test does not fail the whole suite.
249		self.assertEqual(
250			kunit_parser.TestStatus.SUCCESS,
251			result.status)
252
253	def test_skipped_all_tests(self):
254		skipped_log = test_data_path('test_skip_all_tests.log')
255		with open(skipped_log) as file:
256			result = kunit_parser.parse_run_tests(file.readlines())
257
258		self.assertEqual(
259			kunit_parser.TestStatus.SKIPPED,
260			result.status)
261
262	def test_ignores_hyphen(self):
263		hyphen_log = test_data_path('test_strip_hyphen.log')
264		file = open(hyphen_log)
265		result = kunit_parser.parse_run_tests(file.readlines())
266
267		# A skipped test does not fail the whole suite.
268		self.assertEqual(
269			kunit_parser.TestStatus.SUCCESS,
270			result.status)
271		self.assertEqual(
272			"sysctl_test",
273			result.test.subtests[0].name)
274		self.assertEqual(
275			"example",
276			result.test.subtests[1].name)
277		file.close()
278
279
280	def test_ignores_prefix_printk_time(self):
281		prefix_log = test_data_path('test_config_printk_time.log')
282		with open(prefix_log) as file:
283			result = kunit_parser.parse_run_tests(file.readlines())
284			self.assertEqual(
285				kunit_parser.TestStatus.SUCCESS,
286				result.status)
287			self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
288
289	def test_ignores_multiple_prefixes(self):
290		prefix_log = test_data_path('test_multiple_prefixes.log')
291		with open(prefix_log) as file:
292			result = kunit_parser.parse_run_tests(file.readlines())
293			self.assertEqual(
294				kunit_parser.TestStatus.SUCCESS,
295				result.status)
296			self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
297
298	def test_prefix_mixed_kernel_output(self):
299		mixed_prefix_log = test_data_path('test_interrupted_tap_output.log')
300		with open(mixed_prefix_log) as file:
301			result = kunit_parser.parse_run_tests(file.readlines())
302			self.assertEqual(
303				kunit_parser.TestStatus.SUCCESS,
304				result.status)
305			self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
306
307	def test_prefix_poundsign(self):
308		pound_log = test_data_path('test_pound_sign.log')
309		with open(pound_log) as file:
310			result = kunit_parser.parse_run_tests(file.readlines())
311			self.assertEqual(
312				kunit_parser.TestStatus.SUCCESS,
313				result.status)
314			self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
315
316	def test_kernel_panic_end(self):
317		panic_log = test_data_path('test_kernel_panic_interrupt.log')
318		with open(panic_log) as file:
319			result = kunit_parser.parse_run_tests(file.readlines())
320			self.assertEqual(
321				kunit_parser.TestStatus.TEST_CRASHED,
322				result.status)
323			self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
324
325	def test_pound_no_prefix(self):
326		pound_log = test_data_path('test_pound_no_prefix.log')
327		with open(pound_log) as file:
328			result = kunit_parser.parse_run_tests(file.readlines())
329			self.assertEqual(
330				kunit_parser.TestStatus.SUCCESS,
331				result.status)
332			self.assertEqual('kunit-resource-test', result.test.subtests[0].name)
333
334class LinuxSourceTreeTest(unittest.TestCase):
335
336	def setUp(self):
337		mock.patch.object(signal, 'signal').start()
338		self.addCleanup(mock.patch.stopall)
339
340	def test_invalid_kunitconfig(self):
341		with self.assertRaisesRegex(kunit_kernel.ConfigError, 'nonexistent.* does not exist'):
342			kunit_kernel.LinuxSourceTree('', kunitconfig_path='/nonexistent_file')
343
344	def test_valid_kunitconfig(self):
345		with tempfile.NamedTemporaryFile('wt') as kunitconfig:
346			kunit_kernel.LinuxSourceTree('', kunitconfig_path=kunitconfig.name)
347
348	def test_dir_kunitconfig(self):
349		with tempfile.TemporaryDirectory('') as dir:
350			with open(os.path.join(dir, '.kunitconfig'), 'w'):
351				pass
352			kunit_kernel.LinuxSourceTree('', kunitconfig_path=dir)
353
354	def test_invalid_arch(self):
355		with self.assertRaisesRegex(kunit_kernel.ConfigError, 'not a valid arch, options are.*x86_64'):
356			kunit_kernel.LinuxSourceTree('', arch='invalid')
357
358	def test_run_kernel_hits_exception(self):
359		def fake_start(unused_args, unused_build_dir):
360			return subprocess.Popen(['echo "hi\nbye"'], shell=True, text=True, stdout=subprocess.PIPE)
361
362		with tempfile.TemporaryDirectory('') as build_dir:
363			tree = kunit_kernel.LinuxSourceTree(build_dir, load_config=False)
364			mock.patch.object(tree._ops, 'start', side_effect=fake_start).start()
365
366			with self.assertRaises(ValueError):
367				for line in tree.run_kernel(build_dir=build_dir):
368					self.assertEqual(line, 'hi\n')
369					raise ValueError('uh oh, did not read all output')
370
371			with open(kunit_kernel.get_outfile_path(build_dir), 'rt') as outfile:
372				self.assertEqual(outfile.read(), 'hi\nbye\n', msg='Missing some output')
373
374	# TODO: add more test cases.
375
376
377class KUnitJsonTest(unittest.TestCase):
378
379	def _json_for(self, log_file):
380		with open(test_data_path(log_file)) as file:
381			test_result = kunit_parser.parse_run_tests(file)
382			json_obj = kunit_json.get_json_result(
383				test_result=test_result,
384				def_config='kunit_defconfig',
385				build_dir=None,
386				json_path='stdout')
387		return json.loads(json_obj)
388
389	def test_failed_test_json(self):
390		result = self._json_for('test_is_test_passed-failure.log')
391		self.assertEqual(
392			{'name': 'example_simple_test', 'status': 'FAIL'},
393			result["sub_groups"][1]["test_cases"][0])
394
395	def test_crashed_test_json(self):
396		result = self._json_for('test_is_test_passed-crash.log')
397		self.assertEqual(
398			{'name': 'example_simple_test', 'status': 'ERROR'},
399			result["sub_groups"][1]["test_cases"][0])
400
401	def test_skipped_test_json(self):
402		result = self._json_for('test_skip_tests.log')
403		self.assertEqual(
404			{'name': 'example_skip_test', 'status': 'SKIP'},
405			result["sub_groups"][1]["test_cases"][1])
406
407	def test_no_tests_json(self):
408		result = self._json_for('test_is_test_passed-no_tests_run_with_header.log')
409		self.assertEqual(0, len(result['sub_groups']))
410
411	def test_nested_json(self):
412		result = self._json_for('test_is_test_passed-all_passed_nested.log')
413		self.assertEqual(
414			{'name': 'example_simple_test', 'status': 'PASS'},
415			result["sub_groups"][0]["sub_groups"][0]["test_cases"][0])
416
417class StrContains(str):
418	def __eq__(self, other):
419		return self in other
420
421class KUnitMainTest(unittest.TestCase):
422	def setUp(self):
423		path = test_data_path('test_is_test_passed-all_passed.log')
424		with open(path) as file:
425			all_passed_log = file.readlines()
426
427		self.print_mock = mock.patch('builtins.print').start()
428		self.addCleanup(mock.patch.stopall)
429
430		self.linux_source_mock = mock.Mock()
431		self.linux_source_mock.build_reconfig = mock.Mock(return_value=True)
432		self.linux_source_mock.build_kernel = mock.Mock(return_value=True)
433		self.linux_source_mock.run_kernel = mock.Mock(return_value=all_passed_log)
434
435	def test_config_passes_args_pass(self):
436		kunit.main(['config', '--build_dir=.kunit'], self.linux_source_mock)
437		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
438		self.assertEqual(self.linux_source_mock.run_kernel.call_count, 0)
439
440	def test_build_passes_args_pass(self):
441		kunit.main(['build'], self.linux_source_mock)
442		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 0)
443		self.linux_source_mock.build_kernel.assert_called_once_with(False, 8, '.kunit', None)
444		self.assertEqual(self.linux_source_mock.run_kernel.call_count, 0)
445
446	def test_exec_passes_args_pass(self):
447		kunit.main(['exec'], self.linux_source_mock)
448		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 0)
449		self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
450		self.linux_source_mock.run_kernel.assert_called_once_with(
451			args=None, build_dir='.kunit', filter_glob='', timeout=300)
452		self.print_mock.assert_any_call(StrContains('Testing complete.'))
453
454	def test_run_passes_args_pass(self):
455		kunit.main(['run'], self.linux_source_mock)
456		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
457		self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
458		self.linux_source_mock.run_kernel.assert_called_once_with(
459			args=None, build_dir='.kunit', filter_glob='', timeout=300)
460		self.print_mock.assert_any_call(StrContains('Testing complete.'))
461
462	def test_exec_passes_args_fail(self):
463		self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
464		with self.assertRaises(SystemExit) as e:
465			kunit.main(['exec'], self.linux_source_mock)
466		self.assertEqual(e.exception.code, 1)
467
468	def test_run_passes_args_fail(self):
469		self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
470		with self.assertRaises(SystemExit) as e:
471			kunit.main(['run'], self.linux_source_mock)
472		self.assertEqual(e.exception.code, 1)
473		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
474		self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
475		self.print_mock.assert_any_call(StrContains('invalid KTAP input!'))
476
477	def test_exec_no_tests(self):
478		self.linux_source_mock.run_kernel = mock.Mock(return_value=['TAP version 14', '1..0'])
479		with self.assertRaises(SystemExit) as e:
480                  kunit.main(['run'], self.linux_source_mock)
481		self.linux_source_mock.run_kernel.assert_called_once_with(
482			args=None, build_dir='.kunit', filter_glob='', timeout=300)
483		self.print_mock.assert_any_call(StrContains(' 0 tests run!'))
484
485	def test_exec_raw_output(self):
486		self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
487		kunit.main(['exec', '--raw_output'], self.linux_source_mock)
488		self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
489		for call in self.print_mock.call_args_list:
490			self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
491			self.assertNotEqual(call, mock.call(StrContains(' 0 tests run!')))
492
493	def test_run_raw_output(self):
494		self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
495		kunit.main(['run', '--raw_output'], self.linux_source_mock)
496		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
497		self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
498		for call in self.print_mock.call_args_list:
499			self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
500			self.assertNotEqual(call, mock.call(StrContains(' 0 tests run!')))
501
502	def test_run_raw_output_kunit(self):
503		self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
504		kunit.main(['run', '--raw_output=kunit'], self.linux_source_mock)
505		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
506		self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
507		for call in self.print_mock.call_args_list:
508			self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
509			self.assertNotEqual(call, mock.call(StrContains(' 0 tests run')))
510
511	def test_run_raw_output_does_not_take_positional_args(self):
512		# --raw_output is a string flag, but we don't want it to consume
513		# any positional arguments, only ones after an '='
514		self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
515		kunit.main(['run', '--raw_output', 'filter_glob'], self.linux_source_mock)
516		self.linux_source_mock.run_kernel.assert_called_once_with(
517			args=None, build_dir='.kunit', filter_glob='filter_glob', timeout=300)
518
519	def test_exec_timeout(self):
520		timeout = 3453
521		kunit.main(['exec', '--timeout', str(timeout)], self.linux_source_mock)
522		self.linux_source_mock.run_kernel.assert_called_once_with(
523			args=None, build_dir='.kunit', filter_glob='', timeout=timeout)
524		self.print_mock.assert_any_call(StrContains('Testing complete.'))
525
526	def test_run_timeout(self):
527		timeout = 3453
528		kunit.main(['run', '--timeout', str(timeout)], self.linux_source_mock)
529		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
530		self.linux_source_mock.run_kernel.assert_called_once_with(
531			args=None, build_dir='.kunit', filter_glob='', timeout=timeout)
532		self.print_mock.assert_any_call(StrContains('Testing complete.'))
533
534	def test_run_builddir(self):
535		build_dir = '.kunit'
536		kunit.main(['run', '--build_dir=.kunit'], self.linux_source_mock)
537		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
538		self.linux_source_mock.run_kernel.assert_called_once_with(
539			args=None, build_dir=build_dir, filter_glob='', timeout=300)
540		self.print_mock.assert_any_call(StrContains('Testing complete.'))
541
542	def test_config_builddir(self):
543		build_dir = '.kunit'
544		kunit.main(['config', '--build_dir', build_dir], self.linux_source_mock)
545		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
546
547	def test_build_builddir(self):
548		build_dir = '.kunit'
549		kunit.main(['build', '--build_dir', build_dir], self.linux_source_mock)
550		self.linux_source_mock.build_kernel.assert_called_once_with(False, 8, build_dir, None)
551
552	def test_exec_builddir(self):
553		build_dir = '.kunit'
554		kunit.main(['exec', '--build_dir', build_dir], self.linux_source_mock)
555		self.linux_source_mock.run_kernel.assert_called_once_with(
556			args=None, build_dir=build_dir, filter_glob='', timeout=300)
557		self.print_mock.assert_any_call(StrContains('Testing complete.'))
558
559	@mock.patch.object(kunit_kernel, 'LinuxSourceTree')
560	def test_run_kunitconfig(self, mock_linux_init):
561		mock_linux_init.return_value = self.linux_source_mock
562		kunit.main(['run', '--kunitconfig=mykunitconfig'])
563		# Just verify that we parsed and initialized it correctly here.
564		mock_linux_init.assert_called_once_with('.kunit',
565							kunitconfig_path='mykunitconfig',
566							arch='um',
567							cross_compile=None,
568							qemu_config_path=None)
569
570	@mock.patch.object(kunit_kernel, 'LinuxSourceTree')
571	def test_config_kunitconfig(self, mock_linux_init):
572		mock_linux_init.return_value = self.linux_source_mock
573		kunit.main(['config', '--kunitconfig=mykunitconfig'])
574		# Just verify that we parsed and initialized it correctly here.
575		mock_linux_init.assert_called_once_with('.kunit',
576							kunitconfig_path='mykunitconfig',
577							arch='um',
578							cross_compile=None,
579							qemu_config_path=None)
580
581	def test_run_kernel_args(self):
582		kunit.main(['run', '--kernel_args=a=1', '--kernel_args=b=2'], self.linux_source_mock)
583		self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
584		self.linux_source_mock.run_kernel.assert_called_once_with(
585		      args=['a=1','b=2'], build_dir='.kunit', filter_glob='', timeout=300)
586		self.print_mock.assert_any_call(StrContains('Testing complete.'))
587
588	def test_list_tests(self):
589		want = ['suite.test1', 'suite.test2', 'suite2.test1']
590		self.linux_source_mock.run_kernel.return_value = ['TAP version 14', 'init: random output'] + want
591
592		got = kunit._list_tests(self.linux_source_mock,
593				     kunit.KunitExecRequest(300, '.kunit', False, 'suite*', None, 'suite'))
594
595		self.assertEqual(got, want)
596		# Should respect the user's filter glob when listing tests.
597		self.linux_source_mock.run_kernel.assert_called_once_with(
598			args=['kunit.action=list'], build_dir='.kunit', filter_glob='suite*', timeout=300)
599
600
601	@mock.patch.object(kunit, '_list_tests')
602	def test_run_isolated_by_suite(self, mock_tests):
603		mock_tests.return_value = ['suite.test1', 'suite.test2', 'suite2.test1']
604		kunit.main(['exec', '--run_isolated=suite', 'suite*.test*'], self.linux_source_mock)
605
606		# Should respect the user's filter glob when listing tests.
607		mock_tests.assert_called_once_with(mock.ANY,
608				     kunit.KunitExecRequest(300, '.kunit', False, 'suite*.test*', None, 'suite'))
609		self.linux_source_mock.run_kernel.assert_has_calls([
610			mock.call(args=None, build_dir='.kunit', filter_glob='suite.test*', timeout=300),
611			mock.call(args=None, build_dir='.kunit', filter_glob='suite2.test*', timeout=300),
612		])
613
614	@mock.patch.object(kunit, '_list_tests')
615	def test_run_isolated_by_test(self, mock_tests):
616		mock_tests.return_value = ['suite.test1', 'suite.test2', 'suite2.test1']
617		kunit.main(['exec', '--run_isolated=test', 'suite*'], self.linux_source_mock)
618
619		# Should respect the user's filter glob when listing tests.
620		mock_tests.assert_called_once_with(mock.ANY,
621				     kunit.KunitExecRequest(300, '.kunit', False, 'suite*', None, 'test'))
622		self.linux_source_mock.run_kernel.assert_has_calls([
623			mock.call(args=None, build_dir='.kunit', filter_glob='suite.test1', timeout=300),
624			mock.call(args=None, build_dir='.kunit', filter_glob='suite.test2', timeout=300),
625			mock.call(args=None, build_dir='.kunit', filter_glob='suite2.test1', timeout=300),
626		])
627
628
629if __name__ == '__main__':
630	unittest.main()
631