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() 733