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