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(False, 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(False, 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 @mock.patch.object(kunit_kernel, 'LinuxSourceTree') 699 def test_run_multiple_kunitconfig(self, mock_linux_init): 700 mock_linux_init.return_value = self.linux_source_mock 701 kunit.main(['run', '--kunitconfig=mykunitconfig', '--kunitconfig=other']) 702 # Just verify that we parsed and initialized it correctly here. 703 mock_linux_init.assert_called_once_with('.kunit', 704 kunitconfig_paths=['mykunitconfig', 'other'], 705 kconfig_add=None, 706 arch='um', 707 cross_compile=None, 708 qemu_config_path=None, 709 extra_qemu_args=[]) 710 711 def test_run_kconfig_add(self): 712 kunit.main(['run', '--kconfig_add=CONFIG_KASAN=y', '--kconfig_add=CONFIG_KCSAN=y']) 713 # Just verify that we parsed and initialized it correctly here. 714 self.mock_linux_init.assert_called_once_with('.kunit', 715 kunitconfig_paths=None, 716 kconfig_add=['CONFIG_KASAN=y', 'CONFIG_KCSAN=y'], 717 arch='um', 718 cross_compile=None, 719 qemu_config_path=None, 720 extra_qemu_args=[]) 721 722 def test_run_qemu_args(self): 723 kunit.main(['run', '--arch=x86_64', '--qemu_args', '-m 2048']) 724 # Just verify that we parsed and initialized it correctly here. 725 self.mock_linux_init.assert_called_once_with('.kunit', 726 kunitconfig_paths=None, 727 kconfig_add=None, 728 arch='x86_64', 729 cross_compile=None, 730 qemu_config_path=None, 731 extra_qemu_args=['-m', '2048']) 732 733 def test_run_kernel_args(self): 734 kunit.main(['run', '--kernel_args=a=1', '--kernel_args=b=2']) 735 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 736 self.linux_source_mock.run_kernel.assert_called_once_with( 737 args=['a=1','b=2'], build_dir='.kunit', filter_glob='', timeout=300) 738 self.print_mock.assert_any_call(StrContains('Testing complete.')) 739 740 def test_list_tests(self): 741 want = ['suite.test1', 'suite.test2', 'suite2.test1'] 742 self.linux_source_mock.run_kernel.return_value = ['TAP version 14', 'init: random output'] + want 743 744 got = kunit._list_tests(self.linux_source_mock, 745 kunit.KunitExecRequest(None, None, '.kunit', 300, False, 'suite*', None, 'suite')) 746 747 self.assertEqual(got, want) 748 # Should respect the user's filter glob when listing tests. 749 self.linux_source_mock.run_kernel.assert_called_once_with( 750 args=['kunit.action=list'], build_dir='.kunit', filter_glob='suite*', timeout=300) 751 752 753 @mock.patch.object(kunit, '_list_tests') 754 def test_run_isolated_by_suite(self, mock_tests): 755 mock_tests.return_value = ['suite.test1', 'suite.test2', 'suite2.test1'] 756 kunit.main(['exec', '--run_isolated=suite', 'suite*.test*']) 757 758 # Should respect the user's filter glob when listing tests. 759 mock_tests.assert_called_once_with(mock.ANY, 760 kunit.KunitExecRequest(None, None, '.kunit', 300, False, 'suite*.test*', None, 'suite')) 761 self.linux_source_mock.run_kernel.assert_has_calls([ 762 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test*', timeout=300), 763 mock.call(args=None, build_dir='.kunit', filter_glob='suite2.test*', timeout=300), 764 ]) 765 766 @mock.patch.object(kunit, '_list_tests') 767 def test_run_isolated_by_test(self, mock_tests): 768 mock_tests.return_value = ['suite.test1', 'suite.test2', 'suite2.test1'] 769 kunit.main(['exec', '--run_isolated=test', 'suite*']) 770 771 # Should respect the user's filter glob when listing tests. 772 mock_tests.assert_called_once_with(mock.ANY, 773 kunit.KunitExecRequest(None, None, '.kunit', 300, False, 'suite*', None, 'test')) 774 self.linux_source_mock.run_kernel.assert_has_calls([ 775 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test1', timeout=300), 776 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test2', timeout=300), 777 mock.call(args=None, build_dir='.kunit', filter_glob='suite2.test1', timeout=300), 778 ]) 779 780 781if __name__ == '__main__': 782 unittest.main() 783