Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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 os
17import signal
18import subprocess
19from typing import Iterable
20
21import kunit_config
22import kunit_parser
23import kunit_kernel
24import kunit_json
25import kunit
26
27test_tmpdir = ''
28abs_test_data_dir = ''
29
30def setUpModule():
31 global test_tmpdir, abs_test_data_dir
32 test_tmpdir = tempfile.mkdtemp()
33 abs_test_data_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), 'test_data'))
34
35def tearDownModule():
36 shutil.rmtree(test_tmpdir)
37
38def test_data_path(path):
39 return os.path.join(abs_test_data_dir, path)
40
41class KconfigTest(unittest.TestCase):
42
43 def test_is_subset_of(self):
44 kconfig0 = kunit_config.Kconfig()
45 self.assertTrue(kconfig0.is_subset_of(kconfig0))
46
47 kconfig1 = kunit_config.Kconfig()
48 kconfig1.add_entry('TEST', 'y')
49 self.assertTrue(kconfig1.is_subset_of(kconfig1))
50 self.assertTrue(kconfig0.is_subset_of(kconfig1))
51 self.assertFalse(kconfig1.is_subset_of(kconfig0))
52
53 def test_read_from_file(self):
54 kconfig_path = test_data_path('test_read_from_file.kconfig')
55
56 kconfig = kunit_config.parse_file(kconfig_path)
57
58 expected_kconfig = kunit_config.Kconfig()
59 expected_kconfig.add_entry('UML', 'y')
60 expected_kconfig.add_entry('MMU', 'y')
61 expected_kconfig.add_entry('TEST', 'y')
62 expected_kconfig.add_entry('EXAMPLE_TEST', 'y')
63 expected_kconfig.add_entry('MK8', 'n')
64
65 self.assertEqual(kconfig, expected_kconfig)
66
67 def test_write_to_file(self):
68 kconfig_path = os.path.join(test_tmpdir, '.config')
69
70 expected_kconfig = kunit_config.Kconfig()
71 expected_kconfig.add_entry('UML', 'y')
72 expected_kconfig.add_entry('MMU', 'y')
73 expected_kconfig.add_entry('TEST', 'y')
74 expected_kconfig.add_entry('EXAMPLE_TEST', 'y')
75 expected_kconfig.add_entry('MK8', 'n')
76
77 expected_kconfig.write_to_file(kconfig_path)
78
79 actual_kconfig = kunit_config.parse_file(kconfig_path)
80 self.assertEqual(actual_kconfig, expected_kconfig)
81
82class KUnitParserTest(unittest.TestCase):
83
84 def assertContains(self, needle: str, haystack: kunit_parser.LineStream):
85 # Clone the iterator so we can print the contents on failure.
86 copy, backup = itertools.tee(haystack)
87 for line in copy:
88 if needle in line:
89 return
90 raise AssertionError(f'"{needle}" not found in {list(backup)}!')
91
92 def test_output_isolated_correctly(self):
93 log_path = test_data_path('test_output_isolated_correctly.log')
94 with open(log_path) as file:
95 result = kunit_parser.extract_tap_lines(file.readlines())
96 self.assertContains('TAP version 14', result)
97 self.assertContains('# Subtest: example', result)
98 self.assertContains('1..2', result)
99 self.assertContains('ok 1 - example_simple_test', result)
100 self.assertContains('ok 2 - example_mock_test', result)
101 self.assertContains('ok 1 - example', result)
102
103 def test_output_with_prefix_isolated_correctly(self):
104 log_path = test_data_path('test_pound_sign.log')
105 with open(log_path) as file:
106 result = kunit_parser.extract_tap_lines(file.readlines())
107 self.assertContains('TAP version 14', result)
108 self.assertContains('# Subtest: kunit-resource-test', result)
109 self.assertContains('1..5', result)
110 self.assertContains('ok 1 - kunit_resource_test_init_resources', result)
111 self.assertContains('ok 2 - kunit_resource_test_alloc_resource', result)
112 self.assertContains('ok 3 - kunit_resource_test_destroy_resource', result)
113 self.assertContains('foo bar #', result)
114 self.assertContains('ok 4 - kunit_resource_test_cleanup_resources', result)
115 self.assertContains('ok 5 - kunit_resource_test_proper_free_ordering', result)
116 self.assertContains('ok 1 - kunit-resource-test', result)
117 self.assertContains('foo bar # non-kunit output', result)
118 self.assertContains('# Subtest: kunit-try-catch-test', result)
119 self.assertContains('1..2', result)
120 self.assertContains('ok 1 - kunit_test_try_catch_successful_try_no_catch',
121 result)
122 self.assertContains('ok 2 - kunit_test_try_catch_unsuccessful_try_does_catch',
123 result)
124 self.assertContains('ok 2 - kunit-try-catch-test', result)
125 self.assertContains('# Subtest: string-stream-test', result)
126 self.assertContains('1..3', result)
127 self.assertContains('ok 1 - string_stream_test_empty_on_creation', result)
128 self.assertContains('ok 2 - string_stream_test_not_empty_after_add', result)
129 self.assertContains('ok 3 - string_stream_test_get_string', result)
130 self.assertContains('ok 3 - string-stream-test', result)
131
132 def test_parse_successful_test_log(self):
133 all_passed_log = test_data_path('test_is_test_passed-all_passed.log')
134 with open(all_passed_log) as file:
135 result = kunit_parser.parse_run_tests(file.readlines())
136 self.assertEqual(
137 kunit_parser.TestStatus.SUCCESS,
138 result.status)
139
140 def test_parse_successful_nested_tests_log(self):
141 all_passed_log = test_data_path('test_is_test_passed-all_passed_nested.log')
142 with open(all_passed_log) as file:
143 result = kunit_parser.parse_run_tests(file.readlines())
144 self.assertEqual(
145 kunit_parser.TestStatus.SUCCESS,
146 result.status)
147
148 def test_kselftest_nested(self):
149 kselftest_log = test_data_path('test_is_test_passed-kselftest.log')
150 with open(kselftest_log) as file:
151 result = kunit_parser.parse_run_tests(file.readlines())
152 self.assertEqual(
153 kunit_parser.TestStatus.SUCCESS,
154 result.status)
155
156 def test_parse_failed_test_log(self):
157 failed_log = test_data_path('test_is_test_passed-failure.log')
158 with open(failed_log) as file:
159 result = kunit_parser.parse_run_tests(file.readlines())
160 self.assertEqual(
161 kunit_parser.TestStatus.FAILURE,
162 result.status)
163
164 def test_no_header(self):
165 empty_log = test_data_path('test_is_test_passed-no_tests_run_no_header.log')
166 with open(empty_log) as file:
167 result = kunit_parser.parse_run_tests(
168 kunit_parser.extract_tap_lines(file.readlines()))
169 self.assertEqual(0, len(result.subtests))
170 self.assertEqual(
171 kunit_parser.TestStatus.FAILURE_TO_PARSE_TESTS,
172 result.status)
173
174 def test_missing_test_plan(self):
175 missing_plan_log = test_data_path('test_is_test_passed-'
176 'missing_plan.log')
177 with open(missing_plan_log) as file:
178 result = kunit_parser.parse_run_tests(
179 kunit_parser.extract_tap_lines(
180 file.readlines()))
181 # A missing test plan is not an error.
182 self.assertEqual(0, result.counts.errors)
183 # All tests should be accounted for.
184 self.assertEqual(10, result.counts.total())
185 self.assertEqual(
186 kunit_parser.TestStatus.SUCCESS,
187 result.status)
188
189 def test_no_tests(self):
190 header_log = test_data_path('test_is_test_passed-no_tests_run_with_header.log')
191 with open(header_log) as file:
192 result = kunit_parser.parse_run_tests(
193 kunit_parser.extract_tap_lines(file.readlines()))
194 self.assertEqual(0, len(result.subtests))
195 self.assertEqual(
196 kunit_parser.TestStatus.NO_TESTS,
197 result.status)
198
199 def test_no_tests_no_plan(self):
200 no_plan_log = test_data_path('test_is_test_passed-no_tests_no_plan.log')
201 with open(no_plan_log) as file:
202 result = kunit_parser.parse_run_tests(
203 kunit_parser.extract_tap_lines(file.readlines()))
204 self.assertEqual(0, len(result.subtests[0].subtests[0].subtests))
205 self.assertEqual(
206 kunit_parser.TestStatus.NO_TESTS,
207 result.subtests[0].subtests[0].status)
208 self.assertEqual(1, result.counts.errors)
209
210
211 def test_no_kunit_output(self):
212 crash_log = test_data_path('test_insufficient_memory.log')
213 print_mock = mock.patch('kunit_printer.Printer.print').start()
214 with open(crash_log) as file:
215 result = kunit_parser.parse_run_tests(
216 kunit_parser.extract_tap_lines(file.readlines()))
217 print_mock.assert_any_call(StrContains('could not find any KTAP output!'))
218 print_mock.stop()
219 self.assertEqual(0, len(result.subtests))
220
221 def test_skipped_test(self):
222 skipped_log = test_data_path('test_skip_tests.log')
223 with open(skipped_log) as file:
224 result = kunit_parser.parse_run_tests(file.readlines())
225
226 # A skipped test does not fail the whole suite.
227 self.assertEqual(
228 kunit_parser.TestStatus.SUCCESS,
229 result.status)
230
231 def test_skipped_all_tests(self):
232 skipped_log = test_data_path('test_skip_all_tests.log')
233 with open(skipped_log) as file:
234 result = kunit_parser.parse_run_tests(file.readlines())
235
236 self.assertEqual(
237 kunit_parser.TestStatus.SKIPPED,
238 result.status)
239
240 def test_ignores_hyphen(self):
241 hyphen_log = test_data_path('test_strip_hyphen.log')
242 with open(hyphen_log) as file:
243 result = kunit_parser.parse_run_tests(file.readlines())
244
245 # A skipped test does not fail the whole suite.
246 self.assertEqual(
247 kunit_parser.TestStatus.SUCCESS,
248 result.status)
249 self.assertEqual(
250 "sysctl_test",
251 result.subtests[0].name)
252 self.assertEqual(
253 "example",
254 result.subtests[1].name)
255 file.close()
256
257
258 def test_ignores_prefix_printk_time(self):
259 prefix_log = test_data_path('test_config_printk_time.log')
260 with open(prefix_log) as file:
261 result = kunit_parser.parse_run_tests(file.readlines())
262 self.assertEqual(
263 kunit_parser.TestStatus.SUCCESS,
264 result.status)
265 self.assertEqual('kunit-resource-test', result.subtests[0].name)
266
267 def test_ignores_multiple_prefixes(self):
268 prefix_log = test_data_path('test_multiple_prefixes.log')
269 with open(prefix_log) as file:
270 result = kunit_parser.parse_run_tests(file.readlines())
271 self.assertEqual(
272 kunit_parser.TestStatus.SUCCESS,
273 result.status)
274 self.assertEqual('kunit-resource-test', result.subtests[0].name)
275
276 def test_prefix_mixed_kernel_output(self):
277 mixed_prefix_log = test_data_path('test_interrupted_tap_output.log')
278 with open(mixed_prefix_log) as file:
279 result = kunit_parser.parse_run_tests(file.readlines())
280 self.assertEqual(
281 kunit_parser.TestStatus.SUCCESS,
282 result.status)
283 self.assertEqual('kunit-resource-test', result.subtests[0].name)
284
285 def test_prefix_poundsign(self):
286 pound_log = test_data_path('test_pound_sign.log')
287 with open(pound_log) as file:
288 result = kunit_parser.parse_run_tests(file.readlines())
289 self.assertEqual(
290 kunit_parser.TestStatus.SUCCESS,
291 result.status)
292 self.assertEqual('kunit-resource-test', result.subtests[0].name)
293
294 def test_kernel_panic_end(self):
295 panic_log = test_data_path('test_kernel_panic_interrupt.log')
296 with open(panic_log) as file:
297 result = kunit_parser.parse_run_tests(file.readlines())
298 self.assertEqual(
299 kunit_parser.TestStatus.TEST_CRASHED,
300 result.status)
301 self.assertEqual('kunit-resource-test', result.subtests[0].name)
302
303 def test_pound_no_prefix(self):
304 pound_log = test_data_path('test_pound_no_prefix.log')
305 with open(pound_log) as file:
306 result = kunit_parser.parse_run_tests(file.readlines())
307 self.assertEqual(
308 kunit_parser.TestStatus.SUCCESS,
309 result.status)
310 self.assertEqual('kunit-resource-test', result.subtests[0].name)
311
312def line_stream_from_strs(strs: Iterable[str]) -> kunit_parser.LineStream:
313 return kunit_parser.LineStream(enumerate(strs, start=1))
314
315class LineStreamTest(unittest.TestCase):
316
317 def test_basic(self):
318 stream = line_stream_from_strs(['hello', 'world'])
319
320 self.assertTrue(stream, msg='Should be more input')
321 self.assertEqual(stream.line_number(), 1)
322 self.assertEqual(stream.peek(), 'hello')
323 self.assertEqual(stream.pop(), 'hello')
324
325 self.assertTrue(stream, msg='Should be more input')
326 self.assertEqual(stream.line_number(), 2)
327 self.assertEqual(stream.peek(), 'world')
328 self.assertEqual(stream.pop(), 'world')
329
330 self.assertFalse(stream, msg='Should be no more input')
331 with self.assertRaisesRegex(ValueError, 'LineStream: going past EOF'):
332 stream.pop()
333
334 def test_is_lazy(self):
335 called_times = 0
336 def generator():
337 nonlocal called_times
338 for _ in range(1,5):
339 called_times += 1
340 yield called_times, str(called_times)
341
342 stream = kunit_parser.LineStream(generator())
343 self.assertEqual(called_times, 0)
344
345 self.assertEqual(stream.pop(), '1')
346 self.assertEqual(called_times, 1)
347
348 self.assertEqual(stream.pop(), '2')
349 self.assertEqual(called_times, 2)
350
351class LinuxSourceTreeTest(unittest.TestCase):
352
353 def setUp(self):
354 mock.patch.object(signal, 'signal').start()
355 self.addCleanup(mock.patch.stopall)
356
357 def test_invalid_kunitconfig(self):
358 with self.assertRaisesRegex(kunit_kernel.ConfigError, 'nonexistent.* does not exist'):
359 kunit_kernel.LinuxSourceTree('', kunitconfig_paths=['/nonexistent_file'])
360
361 def test_valid_kunitconfig(self):
362 with tempfile.NamedTemporaryFile('wt') as kunitconfig:
363 kunit_kernel.LinuxSourceTree('', kunitconfig_paths=[kunitconfig.name])
364
365 def test_dir_kunitconfig(self):
366 with tempfile.TemporaryDirectory('') as dir:
367 with open(os.path.join(dir, '.kunitconfig'), 'w'):
368 pass
369 kunit_kernel.LinuxSourceTree('', kunitconfig_paths=[dir])
370
371 def test_multiple_kunitconfig(self):
372 want_kconfig = kunit_config.Kconfig()
373 want_kconfig.add_entry('KUNIT', 'y')
374 want_kconfig.add_entry('KUNIT_TEST', 'm')
375
376 with tempfile.TemporaryDirectory('') as dir:
377 other = os.path.join(dir, 'otherkunitconfig')
378 with open(os.path.join(dir, '.kunitconfig'), 'w') as f:
379 f.write('CONFIG_KUNIT=y')
380 with open(other, 'w') as f:
381 f.write('CONFIG_KUNIT_TEST=m')
382 pass
383
384 tree = kunit_kernel.LinuxSourceTree('', kunitconfig_paths=[dir, other])
385 self.assertTrue(want_kconfig.is_subset_of(tree._kconfig), msg=tree._kconfig)
386
387
388 def test_multiple_kunitconfig_invalid(self):
389 with tempfile.TemporaryDirectory('') as dir:
390 other = os.path.join(dir, 'otherkunitconfig')
391 with open(os.path.join(dir, '.kunitconfig'), 'w') as f:
392 f.write('CONFIG_KUNIT=y')
393 with open(other, 'w') as f:
394 f.write('CONFIG_KUNIT=m')
395
396 with self.assertRaisesRegex(kunit_kernel.ConfigError, '(?s)Multiple values.*CONFIG_KUNIT'):
397 kunit_kernel.LinuxSourceTree('', kunitconfig_paths=[dir, other])
398
399
400 def test_kconfig_add(self):
401 want_kconfig = kunit_config.Kconfig()
402 want_kconfig.add_entry('NOT_REAL', 'y')
403
404 tree = kunit_kernel.LinuxSourceTree('', kconfig_add=['CONFIG_NOT_REAL=y'])
405 self.assertTrue(want_kconfig.is_subset_of(tree._kconfig), msg=tree._kconfig)
406
407 def test_invalid_arch(self):
408 with self.assertRaisesRegex(kunit_kernel.ConfigError, 'not a valid arch, options are.*x86_64'):
409 kunit_kernel.LinuxSourceTree('', arch='invalid')
410
411 def test_run_kernel_hits_exception(self):
412 def fake_start(unused_args, unused_build_dir):
413 return subprocess.Popen(['echo "hi\nbye"'], shell=True, text=True, stdout=subprocess.PIPE)
414
415 with tempfile.TemporaryDirectory('') as build_dir:
416 tree = kunit_kernel.LinuxSourceTree(build_dir)
417 mock.patch.object(tree._ops, 'start', side_effect=fake_start).start()
418
419 with self.assertRaises(ValueError):
420 for line in tree.run_kernel(build_dir=build_dir):
421 self.assertEqual(line, 'hi\n')
422 raise ValueError('uh oh, did not read all output')
423
424 with open(kunit_kernel.get_outfile_path(build_dir), 'rt') as outfile:
425 self.assertEqual(outfile.read(), 'hi\nbye\n', msg='Missing some output')
426
427 def test_build_reconfig_no_config(self):
428 with tempfile.TemporaryDirectory('') as build_dir:
429 with open(kunit_kernel.get_kunitconfig_path(build_dir), 'w') as f:
430 f.write('CONFIG_KUNIT=y')
431
432 tree = kunit_kernel.LinuxSourceTree(build_dir)
433 # Stub out the source tree operations, so we don't have
434 # the defaults for any given architecture get in the
435 # way.
436 tree._ops = kunit_kernel.LinuxSourceTreeOperations('none', None)
437 mock_build_config = mock.patch.object(tree, 'build_config').start()
438
439 # Should generate the .config
440 self.assertTrue(tree.build_reconfig(build_dir, make_options=[]))
441 mock_build_config.assert_called_once_with(build_dir, [])
442
443 def test_build_reconfig_existing_config(self):
444 with tempfile.TemporaryDirectory('') as build_dir:
445 # Existing .config is a superset, should not touch it
446 with open(kunit_kernel.get_kunitconfig_path(build_dir), 'w') as f:
447 f.write('CONFIG_KUNIT=y')
448 with open(kunit_kernel.get_old_kunitconfig_path(build_dir), 'w') as f:
449 f.write('CONFIG_KUNIT=y')
450 with open(kunit_kernel.get_kconfig_path(build_dir), 'w') as f:
451 f.write('CONFIG_KUNIT=y\nCONFIG_KUNIT_TEST=y')
452
453 tree = kunit_kernel.LinuxSourceTree(build_dir)
454 # Stub out the source tree operations, so we don't have
455 # the defaults for any given architecture get in the
456 # way.
457 tree._ops = kunit_kernel.LinuxSourceTreeOperations('none', None)
458 mock_build_config = mock.patch.object(tree, 'build_config').start()
459
460 self.assertTrue(tree.build_reconfig(build_dir, make_options=[]))
461 self.assertEqual(mock_build_config.call_count, 0)
462
463 def test_build_reconfig_remove_option(self):
464 with tempfile.TemporaryDirectory('') as build_dir:
465 # We removed CONFIG_KUNIT_TEST=y from our .kunitconfig...
466 with open(kunit_kernel.get_kunitconfig_path(build_dir), 'w') as f:
467 f.write('CONFIG_KUNIT=y')
468 with open(kunit_kernel.get_old_kunitconfig_path(build_dir), 'w') as f:
469 f.write('CONFIG_KUNIT=y\nCONFIG_KUNIT_TEST=y')
470 with open(kunit_kernel.get_kconfig_path(build_dir), 'w') as f:
471 f.write('CONFIG_KUNIT=y\nCONFIG_KUNIT_TEST=y')
472
473 tree = kunit_kernel.LinuxSourceTree(build_dir)
474 # Stub out the source tree operations, so we don't have
475 # the defaults for any given architecture get in the
476 # way.
477 tree._ops = kunit_kernel.LinuxSourceTreeOperations('none', None)
478 mock_build_config = mock.patch.object(tree, 'build_config').start()
479
480 # ... so we should trigger a call to build_config()
481 self.assertTrue(tree.build_reconfig(build_dir, make_options=[]))
482 mock_build_config.assert_called_once_with(build_dir, [])
483
484 # TODO: add more test cases.
485
486
487class KUnitJsonTest(unittest.TestCase):
488
489 def _json_for(self, log_file):
490 with open(test_data_path(log_file)) as file:
491 test_result = kunit_parser.parse_run_tests(file)
492 json_obj = kunit_json.get_json_result(
493 test=test_result,
494 metadata=kunit_json.Metadata())
495 return json.loads(json_obj)
496
497 def test_failed_test_json(self):
498 result = self._json_for('test_is_test_passed-failure.log')
499 self.assertEqual(
500 {'name': 'example_simple_test', 'status': 'FAIL'},
501 result["sub_groups"][1]["test_cases"][0])
502
503 def test_crashed_test_json(self):
504 result = self._json_for('test_kernel_panic_interrupt.log')
505 self.assertEqual(
506 {'name': '', 'status': 'ERROR'},
507 result["sub_groups"][2]["test_cases"][1])
508
509 def test_skipped_test_json(self):
510 result = self._json_for('test_skip_tests.log')
511 self.assertEqual(
512 {'name': 'example_skip_test', 'status': 'SKIP'},
513 result["sub_groups"][1]["test_cases"][1])
514
515 def test_no_tests_json(self):
516 result = self._json_for('test_is_test_passed-no_tests_run_with_header.log')
517 self.assertEqual(0, len(result['sub_groups']))
518
519 def test_nested_json(self):
520 result = self._json_for('test_is_test_passed-all_passed_nested.log')
521 self.assertEqual(
522 {'name': 'example_simple_test', 'status': 'PASS'},
523 result["sub_groups"][0]["sub_groups"][0]["test_cases"][0])
524
525class StrContains(str):
526 def __eq__(self, other):
527 return self in other
528
529class KUnitMainTest(unittest.TestCase):
530 def setUp(self):
531 path = test_data_path('test_is_test_passed-all_passed.log')
532 with open(path) as file:
533 all_passed_log = file.readlines()
534
535 self.print_mock = mock.patch('kunit_printer.Printer.print').start()
536 self.addCleanup(mock.patch.stopall)
537
538 self.mock_linux_init = mock.patch.object(kunit_kernel, 'LinuxSourceTree').start()
539 self.linux_source_mock = self.mock_linux_init.return_value
540 self.linux_source_mock.build_reconfig.return_value = True
541 self.linux_source_mock.build_kernel.return_value = True
542 self.linux_source_mock.run_kernel.return_value = all_passed_log
543
544 def test_config_passes_args_pass(self):
545 kunit.main(['config', '--build_dir=.kunit'])
546 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
547 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 0)
548
549 def test_build_passes_args_pass(self):
550 kunit.main(['build'])
551 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
552 self.linux_source_mock.build_kernel.assert_called_once_with(kunit.get_default_jobs(), '.kunit', None)
553 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 0)
554
555 def test_exec_passes_args_pass(self):
556 kunit.main(['exec'])
557 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 0)
558 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
559 self.linux_source_mock.run_kernel.assert_called_once_with(
560 args=None, build_dir='.kunit', filter_glob='', timeout=300)
561 self.print_mock.assert_any_call(StrContains('Testing complete.'))
562
563 def test_run_passes_args_pass(self):
564 kunit.main(['run'])
565 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
566 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
567 self.linux_source_mock.run_kernel.assert_called_once_with(
568 args=None, build_dir='.kunit', filter_glob='', timeout=300)
569 self.print_mock.assert_any_call(StrContains('Testing complete.'))
570
571 def test_exec_passes_args_fail(self):
572 self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
573 with self.assertRaises(SystemExit) as e:
574 kunit.main(['exec'])
575 self.assertEqual(e.exception.code, 1)
576
577 def test_run_passes_args_fail(self):
578 self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
579 with self.assertRaises(SystemExit) as e:
580 kunit.main(['run'])
581 self.assertEqual(e.exception.code, 1)
582 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
583 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
584 self.print_mock.assert_any_call(StrContains('could not find any KTAP output!'))
585
586 def test_exec_no_tests(self):
587 self.linux_source_mock.run_kernel = mock.Mock(return_value=['TAP version 14', '1..0'])
588 with self.assertRaises(SystemExit) as e:
589 kunit.main(['run'])
590 self.assertEqual(e.exception.code, 1)
591 self.linux_source_mock.run_kernel.assert_called_once_with(
592 args=None, build_dir='.kunit', filter_glob='', timeout=300)
593 self.print_mock.assert_any_call(StrContains(' 0 tests run!'))
594
595 def test_exec_raw_output(self):
596 self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
597 kunit.main(['exec', '--raw_output'])
598 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
599 for call in self.print_mock.call_args_list:
600 self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
601 self.assertNotEqual(call, mock.call(StrContains(' 0 tests run!')))
602
603 def test_run_raw_output(self):
604 self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
605 kunit.main(['run', '--raw_output'])
606 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
607 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
608 for call in self.print_mock.call_args_list:
609 self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
610 self.assertNotEqual(call, mock.call(StrContains(' 0 tests run!')))
611
612 def test_run_raw_output_kunit(self):
613 self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
614 kunit.main(['run', '--raw_output=kunit'])
615 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
616 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
617 for call in self.print_mock.call_args_list:
618 self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
619 self.assertNotEqual(call, mock.call(StrContains(' 0 tests run')))
620
621 def test_run_raw_output_invalid(self):
622 self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
623 with self.assertRaises(SystemExit) as e:
624 kunit.main(['run', '--raw_output=invalid'])
625 self.assertNotEqual(e.exception.code, 0)
626
627 def test_run_raw_output_does_not_take_positional_args(self):
628 # --raw_output is a string flag, but we don't want it to consume
629 # any positional arguments, only ones after an '='
630 self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
631 kunit.main(['run', '--raw_output', 'filter_glob'])
632 self.linux_source_mock.run_kernel.assert_called_once_with(
633 args=None, build_dir='.kunit', filter_glob='filter_glob', timeout=300)
634
635 def test_exec_timeout(self):
636 timeout = 3453
637 kunit.main(['exec', '--timeout', str(timeout)])
638 self.linux_source_mock.run_kernel.assert_called_once_with(
639 args=None, build_dir='.kunit', filter_glob='', timeout=timeout)
640 self.print_mock.assert_any_call(StrContains('Testing complete.'))
641
642 def test_run_timeout(self):
643 timeout = 3453
644 kunit.main(['run', '--timeout', str(timeout)])
645 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
646 self.linux_source_mock.run_kernel.assert_called_once_with(
647 args=None, build_dir='.kunit', filter_glob='', timeout=timeout)
648 self.print_mock.assert_any_call(StrContains('Testing complete.'))
649
650 def test_run_builddir(self):
651 build_dir = '.kunit'
652 kunit.main(['run', '--build_dir=.kunit'])
653 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
654 self.linux_source_mock.run_kernel.assert_called_once_with(
655 args=None, build_dir=build_dir, filter_glob='', timeout=300)
656 self.print_mock.assert_any_call(StrContains('Testing complete.'))
657
658 def test_config_builddir(self):
659 build_dir = '.kunit'
660 kunit.main(['config', '--build_dir', build_dir])
661 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
662
663 def test_build_builddir(self):
664 build_dir = '.kunit'
665 jobs = kunit.get_default_jobs()
666 kunit.main(['build', '--build_dir', build_dir])
667 self.linux_source_mock.build_kernel.assert_called_once_with(jobs, build_dir, None)
668
669 def test_exec_builddir(self):
670 build_dir = '.kunit'
671 kunit.main(['exec', '--build_dir', build_dir])
672 self.linux_source_mock.run_kernel.assert_called_once_with(
673 args=None, build_dir=build_dir, filter_glob='', timeout=300)
674 self.print_mock.assert_any_call(StrContains('Testing complete.'))
675
676 def test_run_kunitconfig(self):
677 kunit.main(['run', '--kunitconfig=mykunitconfig'])
678 # Just verify that we parsed and initialized it correctly here.
679 self.mock_linux_init.assert_called_once_with('.kunit',
680 kunitconfig_paths=['mykunitconfig'],
681 kconfig_add=None,
682 arch='um',
683 cross_compile=None,
684 qemu_config_path=None,
685 extra_qemu_args=[])
686
687 def test_config_kunitconfig(self):
688 kunit.main(['config', '--kunitconfig=mykunitconfig'])
689 # Just verify that we parsed and initialized it correctly here.
690 self.mock_linux_init.assert_called_once_with('.kunit',
691 kunitconfig_paths=['mykunitconfig'],
692 kconfig_add=None,
693 arch='um',
694 cross_compile=None,
695 qemu_config_path=None,
696 extra_qemu_args=[])
697
698 def test_config_alltests(self):
699 kunit.main(['config', '--kunitconfig=mykunitconfig', '--alltests'])
700 # Just verify that we parsed and initialized it correctly here.
701 self.mock_linux_init.assert_called_once_with('.kunit',
702 kunitconfig_paths=[kunit_kernel.ALL_TESTS_CONFIG_PATH, 'mykunitconfig'],
703 kconfig_add=None,
704 arch='um',
705 cross_compile=None,
706 qemu_config_path=None,
707 extra_qemu_args=[])
708
709
710 @mock.patch.object(kunit_kernel, 'LinuxSourceTree')
711 def test_run_multiple_kunitconfig(self, mock_linux_init):
712 mock_linux_init.return_value = self.linux_source_mock
713 kunit.main(['run', '--kunitconfig=mykunitconfig', '--kunitconfig=other'])
714 # Just verify that we parsed and initialized it correctly here.
715 mock_linux_init.assert_called_once_with('.kunit',
716 kunitconfig_paths=['mykunitconfig', 'other'],
717 kconfig_add=None,
718 arch='um',
719 cross_compile=None,
720 qemu_config_path=None,
721 extra_qemu_args=[])
722
723 def test_run_kconfig_add(self):
724 kunit.main(['run', '--kconfig_add=CONFIG_KASAN=y', '--kconfig_add=CONFIG_KCSAN=y'])
725 # Just verify that we parsed and initialized it correctly here.
726 self.mock_linux_init.assert_called_once_with('.kunit',
727 kunitconfig_paths=[],
728 kconfig_add=['CONFIG_KASAN=y', 'CONFIG_KCSAN=y'],
729 arch='um',
730 cross_compile=None,
731 qemu_config_path=None,
732 extra_qemu_args=[])
733
734 def test_run_qemu_args(self):
735 kunit.main(['run', '--arch=x86_64', '--qemu_args', '-m 2048'])
736 # Just verify that we parsed and initialized it correctly here.
737 self.mock_linux_init.assert_called_once_with('.kunit',
738 kunitconfig_paths=[],
739 kconfig_add=None,
740 arch='x86_64',
741 cross_compile=None,
742 qemu_config_path=None,
743 extra_qemu_args=['-m', '2048'])
744
745 def test_run_kernel_args(self):
746 kunit.main(['run', '--kernel_args=a=1', '--kernel_args=b=2'])
747 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
748 self.linux_source_mock.run_kernel.assert_called_once_with(
749 args=['a=1','b=2'], build_dir='.kunit', filter_glob='', timeout=300)
750 self.print_mock.assert_any_call(StrContains('Testing complete.'))
751
752 def test_list_tests(self):
753 want = ['suite.test1', 'suite.test2', 'suite2.test1']
754 self.linux_source_mock.run_kernel.return_value = ['TAP version 14', 'init: random output'] + want
755
756 got = kunit._list_tests(self.linux_source_mock,
757 kunit.KunitExecRequest(None, None, '.kunit', 300, 'suite*', None, 'suite'))
758
759 self.assertEqual(got, want)
760 # Should respect the user's filter glob when listing tests.
761 self.linux_source_mock.run_kernel.assert_called_once_with(
762 args=['kunit.action=list'], build_dir='.kunit', filter_glob='suite*', timeout=300)
763
764
765 @mock.patch.object(kunit, '_list_tests')
766 def test_run_isolated_by_suite(self, mock_tests):
767 mock_tests.return_value = ['suite.test1', 'suite.test2', 'suite2.test1']
768 kunit.main(['exec', '--run_isolated=suite', 'suite*.test*'])
769
770 # Should respect the user's filter glob when listing tests.
771 mock_tests.assert_called_once_with(mock.ANY,
772 kunit.KunitExecRequest(None, None, '.kunit', 300, 'suite*.test*', None, 'suite'))
773 self.linux_source_mock.run_kernel.assert_has_calls([
774 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test*', timeout=300),
775 mock.call(args=None, build_dir='.kunit', filter_glob='suite2.test*', timeout=300),
776 ])
777
778 @mock.patch.object(kunit, '_list_tests')
779 def test_run_isolated_by_test(self, mock_tests):
780 mock_tests.return_value = ['suite.test1', 'suite.test2', 'suite2.test1']
781 kunit.main(['exec', '--run_isolated=test', 'suite*'])
782
783 # Should respect the user's filter glob when listing tests.
784 mock_tests.assert_called_once_with(mock.ANY,
785 kunit.KunitExecRequest(None, None, '.kunit', 300, 'suite*', None, 'test'))
786 self.linux_source_mock.run_kernel.assert_has_calls([
787 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test1', timeout=300),
788 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test2', timeout=300),
789 mock.call(args=None, build_dir='.kunit', filter_glob='suite2.test1', timeout=300),
790 ])
791
792
793if __name__ == '__main__':
794 unittest.main()