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 <[email protected]> 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 def setUp(self): 84 self.print_mock = mock.patch('kunit_printer.Printer.print').start() 85 self.addCleanup(mock.patch.stopall) 86 87 def assertContains(self, needle: str, haystack: kunit_parser.LineStream): 88 # Clone the iterator so we can print the contents on failure. 89 copy, backup = itertools.tee(haystack) 90 for line in copy: 91 if needle in line: 92 return 93 raise AssertionError(f'"{needle}" not found in {list(backup)}!') 94 95 def test_output_isolated_correctly(self): 96 log_path = test_data_path('test_output_isolated_correctly.log') 97 with open(log_path) as file: 98 result = kunit_parser.extract_tap_lines(file.readlines()) 99 self.assertContains('TAP version 14', result) 100 self.assertContains('# Subtest: example', result) 101 self.assertContains('1..2', result) 102 self.assertContains('ok 1 - example_simple_test', result) 103 self.assertContains('ok 2 - example_mock_test', result) 104 self.assertContains('ok 1 - example', result) 105 106 def test_output_with_prefix_isolated_correctly(self): 107 log_path = test_data_path('test_pound_sign.log') 108 with open(log_path) as file: 109 result = kunit_parser.extract_tap_lines(file.readlines()) 110 self.assertContains('TAP version 14', result) 111 self.assertContains('# Subtest: kunit-resource-test', result) 112 self.assertContains('1..5', result) 113 self.assertContains('ok 1 - kunit_resource_test_init_resources', result) 114 self.assertContains('ok 2 - kunit_resource_test_alloc_resource', result) 115 self.assertContains('ok 3 - kunit_resource_test_destroy_resource', result) 116 self.assertContains('foo bar #', result) 117 self.assertContains('ok 4 - kunit_resource_test_cleanup_resources', result) 118 self.assertContains('ok 5 - kunit_resource_test_proper_free_ordering', result) 119 self.assertContains('ok 1 - kunit-resource-test', result) 120 self.assertContains('foo bar # non-kunit output', result) 121 self.assertContains('# Subtest: kunit-try-catch-test', result) 122 self.assertContains('1..2', result) 123 self.assertContains('ok 1 - kunit_test_try_catch_successful_try_no_catch', 124 result) 125 self.assertContains('ok 2 - kunit_test_try_catch_unsuccessful_try_does_catch', 126 result) 127 self.assertContains('ok 2 - kunit-try-catch-test', result) 128 self.assertContains('# Subtest: string-stream-test', result) 129 self.assertContains('1..3', result) 130 self.assertContains('ok 1 - string_stream_test_empty_on_creation', result) 131 self.assertContains('ok 2 - string_stream_test_not_empty_after_add', result) 132 self.assertContains('ok 3 - string_stream_test_get_string', result) 133 self.assertContains('ok 3 - string-stream-test', result) 134 135 def test_parse_successful_test_log(self): 136 all_passed_log = test_data_path('test_is_test_passed-all_passed.log') 137 with open(all_passed_log) as file: 138 result = kunit_parser.parse_run_tests(file.readlines()) 139 self.assertEqual( 140 kunit_parser.TestStatus.SUCCESS, 141 result.status) 142 143 def test_parse_successful_nested_tests_log(self): 144 all_passed_log = test_data_path('test_is_test_passed-all_passed_nested.log') 145 with open(all_passed_log) as file: 146 result = kunit_parser.parse_run_tests(file.readlines()) 147 self.assertEqual( 148 kunit_parser.TestStatus.SUCCESS, 149 result.status) 150 151 def test_kselftest_nested(self): 152 kselftest_log = test_data_path('test_is_test_passed-kselftest.log') 153 with open(kselftest_log) as file: 154 result = kunit_parser.parse_run_tests(file.readlines()) 155 self.assertEqual( 156 kunit_parser.TestStatus.SUCCESS, 157 result.status) 158 159 def test_parse_failed_test_log(self): 160 failed_log = test_data_path('test_is_test_passed-failure.log') 161 with open(failed_log) as file: 162 result = kunit_parser.parse_run_tests(file.readlines()) 163 self.assertEqual( 164 kunit_parser.TestStatus.FAILURE, 165 result.status) 166 167 def test_no_header(self): 168 empty_log = test_data_path('test_is_test_passed-no_tests_run_no_header.log') 169 with open(empty_log) as file: 170 result = kunit_parser.parse_run_tests( 171 kunit_parser.extract_tap_lines(file.readlines())) 172 self.assertEqual(0, len(result.subtests)) 173 self.assertEqual( 174 kunit_parser.TestStatus.FAILURE_TO_PARSE_TESTS, 175 result.status) 176 177 def test_missing_test_plan(self): 178 missing_plan_log = test_data_path('test_is_test_passed-' 179 'missing_plan.log') 180 with open(missing_plan_log) as file: 181 result = kunit_parser.parse_run_tests( 182 kunit_parser.extract_tap_lines( 183 file.readlines())) 184 # A missing test plan is not an error. 185 self.assertEqual(result.counts, kunit_parser.TestCounts(passed=10, errors=0)) 186 self.assertEqual( 187 kunit_parser.TestStatus.SUCCESS, 188 result.status) 189 190 def test_no_tests(self): 191 header_log = test_data_path('test_is_test_passed-no_tests_run_with_header.log') 192 with open(header_log) as file: 193 result = kunit_parser.parse_run_tests( 194 kunit_parser.extract_tap_lines(file.readlines())) 195 self.assertEqual(0, len(result.subtests)) 196 self.assertEqual( 197 kunit_parser.TestStatus.NO_TESTS, 198 result.status) 199 200 def test_no_tests_no_plan(self): 201 no_plan_log = test_data_path('test_is_test_passed-no_tests_no_plan.log') 202 with open(no_plan_log) as file: 203 result = kunit_parser.parse_run_tests( 204 kunit_parser.extract_tap_lines(file.readlines())) 205 self.assertEqual(0, len(result.subtests[0].subtests[0].subtests)) 206 self.assertEqual( 207 kunit_parser.TestStatus.NO_TESTS, 208 result.subtests[0].subtests[0].status) 209 self.assertEqual(1, result.counts.errors) 210 211 212 def test_no_kunit_output(self): 213 crash_log = test_data_path('test_insufficient_memory.log') 214 print_mock = mock.patch('kunit_printer.Printer.print').start() 215 with open(crash_log) as file: 216 result = kunit_parser.parse_run_tests( 217 kunit_parser.extract_tap_lines(file.readlines())) 218 print_mock.assert_any_call(StrContains('could not find any KTAP output!')) 219 print_mock.stop() 220 self.assertEqual(0, len(result.subtests)) 221 222 def test_skipped_test(self): 223 skipped_log = test_data_path('test_skip_tests.log') 224 with open(skipped_log) as file: 225 result = kunit_parser.parse_run_tests(file.readlines()) 226 227 # A skipped test does not fail the whole suite. 228 self.assertEqual( 229 kunit_parser.TestStatus.SUCCESS, 230 result.status) 231 232 def test_skipped_all_tests(self): 233 skipped_log = test_data_path('test_skip_all_tests.log') 234 with open(skipped_log) as file: 235 result = kunit_parser.parse_run_tests(file.readlines()) 236 237 self.assertEqual( 238 kunit_parser.TestStatus.SKIPPED, 239 result.status) 240 241 def test_ignores_hyphen(self): 242 hyphen_log = test_data_path('test_strip_hyphen.log') 243 with open(hyphen_log) as file: 244 result = kunit_parser.parse_run_tests(file.readlines()) 245 246 # A skipped test does not fail the whole suite. 247 self.assertEqual( 248 kunit_parser.TestStatus.SUCCESS, 249 result.status) 250 self.assertEqual( 251 "sysctl_test", 252 result.subtests[0].name) 253 self.assertEqual( 254 "example", 255 result.subtests[1].name) 256 file.close() 257 258 259 def test_ignores_prefix_printk_time(self): 260 prefix_log = test_data_path('test_config_printk_time.log') 261 with open(prefix_log) as file: 262 result = kunit_parser.parse_run_tests(file.readlines()) 263 self.assertEqual( 264 kunit_parser.TestStatus.SUCCESS, 265 result.status) 266 self.assertEqual('kunit-resource-test', result.subtests[0].name) 267 268 def test_ignores_multiple_prefixes(self): 269 prefix_log = test_data_path('test_multiple_prefixes.log') 270 with open(prefix_log) as file: 271 result = kunit_parser.parse_run_tests(file.readlines()) 272 self.assertEqual( 273 kunit_parser.TestStatus.SUCCESS, 274 result.status) 275 self.assertEqual('kunit-resource-test', result.subtests[0].name) 276 277 def test_prefix_mixed_kernel_output(self): 278 mixed_prefix_log = test_data_path('test_interrupted_tap_output.log') 279 with open(mixed_prefix_log) as file: 280 result = kunit_parser.parse_run_tests(file.readlines()) 281 self.assertEqual( 282 kunit_parser.TestStatus.SUCCESS, 283 result.status) 284 self.assertEqual('kunit-resource-test', result.subtests[0].name) 285 286 def test_prefix_poundsign(self): 287 pound_log = test_data_path('test_pound_sign.log') 288 with open(pound_log) as file: 289 result = kunit_parser.parse_run_tests(file.readlines()) 290 self.assertEqual( 291 kunit_parser.TestStatus.SUCCESS, 292 result.status) 293 self.assertEqual('kunit-resource-test', result.subtests[0].name) 294 295 def test_kernel_panic_end(self): 296 panic_log = test_data_path('test_kernel_panic_interrupt.log') 297 with open(panic_log) as file: 298 result = kunit_parser.parse_run_tests(file.readlines()) 299 self.assertEqual( 300 kunit_parser.TestStatus.TEST_CRASHED, 301 result.status) 302 self.assertEqual('kunit-resource-test', result.subtests[0].name) 303 304 def test_pound_no_prefix(self): 305 pound_log = test_data_path('test_pound_no_prefix.log') 306 with open(pound_log) as file: 307 result = kunit_parser.parse_run_tests(file.readlines()) 308 self.assertEqual( 309 kunit_parser.TestStatus.SUCCESS, 310 result.status) 311 self.assertEqual('kunit-resource-test', result.subtests[0].name) 312 313 def test_summarize_failures(self): 314 output = """ 315 KTAP version 1 316 1..2 317 # Subtest: all_failed_suite 318 1..2 319 not ok 1 - test1 320 not ok 2 - test2 321 not ok 1 - all_failed_suite 322 # Subtest: some_failed_suite 323 1..2 324 ok 1 - test1 325 not ok 2 - test2 326 not ok 1 - some_failed_suite 327 """ 328 result = kunit_parser.parse_run_tests(output.splitlines()) 329 self.assertEqual(kunit_parser.TestStatus.FAILURE, result.status) 330 331 self.assertEqual(kunit_parser._summarize_failed_tests(result), 332 'Failures: all_failed_suite, some_failed_suite.test2') 333 334 335def line_stream_from_strs(strs: Iterable[str]) -> kunit_parser.LineStream: 336 return kunit_parser.LineStream(enumerate(strs, start=1)) 337 338class LineStreamTest(unittest.TestCase): 339 340 def test_basic(self): 341 stream = line_stream_from_strs(['hello', 'world']) 342 343 self.assertTrue(stream, msg='Should be more input') 344 self.assertEqual(stream.line_number(), 1) 345 self.assertEqual(stream.peek(), 'hello') 346 self.assertEqual(stream.pop(), 'hello') 347 348 self.assertTrue(stream, msg='Should be more input') 349 self.assertEqual(stream.line_number(), 2) 350 self.assertEqual(stream.peek(), 'world') 351 self.assertEqual(stream.pop(), 'world') 352 353 self.assertFalse(stream, msg='Should be no more input') 354 with self.assertRaisesRegex(ValueError, 'LineStream: going past EOF'): 355 stream.pop() 356 357 def test_is_lazy(self): 358 called_times = 0 359 def generator(): 360 nonlocal called_times 361 for _ in range(1,5): 362 called_times += 1 363 yield called_times, str(called_times) 364 365 stream = kunit_parser.LineStream(generator()) 366 self.assertEqual(called_times, 0) 367 368 self.assertEqual(stream.pop(), '1') 369 self.assertEqual(called_times, 1) 370 371 self.assertEqual(stream.pop(), '2') 372 self.assertEqual(called_times, 2) 373 374class LinuxSourceTreeTest(unittest.TestCase): 375 376 def setUp(self): 377 mock.patch.object(signal, 'signal').start() 378 self.addCleanup(mock.patch.stopall) 379 380 def test_invalid_kunitconfig(self): 381 with self.assertRaisesRegex(kunit_kernel.ConfigError, 'nonexistent.* does not exist'): 382 kunit_kernel.LinuxSourceTree('', kunitconfig_paths=['/nonexistent_file']) 383 384 def test_valid_kunitconfig(self): 385 with tempfile.NamedTemporaryFile('wt') as kunitconfig: 386 kunit_kernel.LinuxSourceTree('', kunitconfig_paths=[kunitconfig.name]) 387 388 def test_dir_kunitconfig(self): 389 with tempfile.TemporaryDirectory('') as dir: 390 with open(os.path.join(dir, '.kunitconfig'), 'w'): 391 pass 392 kunit_kernel.LinuxSourceTree('', kunitconfig_paths=[dir]) 393 394 def test_multiple_kunitconfig(self): 395 want_kconfig = kunit_config.Kconfig() 396 want_kconfig.add_entry('KUNIT', 'y') 397 want_kconfig.add_entry('KUNIT_TEST', 'm') 398 399 with tempfile.TemporaryDirectory('') as dir: 400 other = os.path.join(dir, 'otherkunitconfig') 401 with open(os.path.join(dir, '.kunitconfig'), 'w') as f: 402 f.write('CONFIG_KUNIT=y') 403 with open(other, 'w') as f: 404 f.write('CONFIG_KUNIT_TEST=m') 405 pass 406 407 tree = kunit_kernel.LinuxSourceTree('', kunitconfig_paths=[dir, other]) 408 self.assertTrue(want_kconfig.is_subset_of(tree._kconfig), msg=tree._kconfig) 409 410 411 def test_multiple_kunitconfig_invalid(self): 412 with tempfile.TemporaryDirectory('') as dir: 413 other = os.path.join(dir, 'otherkunitconfig') 414 with open(os.path.join(dir, '.kunitconfig'), 'w') as f: 415 f.write('CONFIG_KUNIT=y') 416 with open(other, 'w') as f: 417 f.write('CONFIG_KUNIT=m') 418 419 with self.assertRaisesRegex(kunit_kernel.ConfigError, '(?s)Multiple values.*CONFIG_KUNIT'): 420 kunit_kernel.LinuxSourceTree('', kunitconfig_paths=[dir, other]) 421 422 423 def test_kconfig_add(self): 424 want_kconfig = kunit_config.Kconfig() 425 want_kconfig.add_entry('NOT_REAL', 'y') 426 427 tree = kunit_kernel.LinuxSourceTree('', kconfig_add=['CONFIG_NOT_REAL=y']) 428 self.assertTrue(want_kconfig.is_subset_of(tree._kconfig), msg=tree._kconfig) 429 430 def test_invalid_arch(self): 431 with self.assertRaisesRegex(kunit_kernel.ConfigError, 'not a valid arch, options are.*x86_64'): 432 kunit_kernel.LinuxSourceTree('', arch='invalid') 433 434 def test_run_kernel_hits_exception(self): 435 def fake_start(unused_args, unused_build_dir): 436 return subprocess.Popen(['echo "hi\nbye"'], shell=True, text=True, stdout=subprocess.PIPE) 437 438 with tempfile.TemporaryDirectory('') as build_dir: 439 tree = kunit_kernel.LinuxSourceTree(build_dir) 440 mock.patch.object(tree._ops, 'start', side_effect=fake_start).start() 441 442 with self.assertRaises(ValueError): 443 for line in tree.run_kernel(build_dir=build_dir): 444 self.assertEqual(line, 'hi\n') 445 raise ValueError('uh oh, did not read all output') 446 447 with open(kunit_kernel.get_outfile_path(build_dir), 'rt') as outfile: 448 self.assertEqual(outfile.read(), 'hi\nbye\n', msg='Missing some output') 449 450 def test_build_reconfig_no_config(self): 451 with tempfile.TemporaryDirectory('') as build_dir: 452 with open(kunit_kernel.get_kunitconfig_path(build_dir), 'w') as f: 453 f.write('CONFIG_KUNIT=y') 454 455 tree = kunit_kernel.LinuxSourceTree(build_dir) 456 # Stub out the source tree operations, so we don't have 457 # the defaults for any given architecture get in the 458 # way. 459 tree._ops = kunit_kernel.LinuxSourceTreeOperations('none', None) 460 mock_build_config = mock.patch.object(tree, 'build_config').start() 461 462 # Should generate the .config 463 self.assertTrue(tree.build_reconfig(build_dir, make_options=[])) 464 mock_build_config.assert_called_once_with(build_dir, []) 465 466 def test_build_reconfig_existing_config(self): 467 with tempfile.TemporaryDirectory('') as build_dir: 468 # Existing .config is a superset, should not touch it 469 with open(kunit_kernel.get_kunitconfig_path(build_dir), 'w') as f: 470 f.write('CONFIG_KUNIT=y') 471 with open(kunit_kernel.get_old_kunitconfig_path(build_dir), 'w') as f: 472 f.write('CONFIG_KUNIT=y') 473 with open(kunit_kernel.get_kconfig_path(build_dir), 'w') as f: 474 f.write('CONFIG_KUNIT=y\nCONFIG_KUNIT_TEST=y') 475 476 tree = kunit_kernel.LinuxSourceTree(build_dir) 477 # Stub out the source tree operations, so we don't have 478 # the defaults for any given architecture get in the 479 # way. 480 tree._ops = kunit_kernel.LinuxSourceTreeOperations('none', None) 481 mock_build_config = mock.patch.object(tree, 'build_config').start() 482 483 self.assertTrue(tree.build_reconfig(build_dir, make_options=[])) 484 self.assertEqual(mock_build_config.call_count, 0) 485 486 def test_build_reconfig_remove_option(self): 487 with tempfile.TemporaryDirectory('') as build_dir: 488 # We removed CONFIG_KUNIT_TEST=y from our .kunitconfig... 489 with open(kunit_kernel.get_kunitconfig_path(build_dir), 'w') as f: 490 f.write('CONFIG_KUNIT=y') 491 with open(kunit_kernel.get_old_kunitconfig_path(build_dir), 'w') as f: 492 f.write('CONFIG_KUNIT=y\nCONFIG_KUNIT_TEST=y') 493 with open(kunit_kernel.get_kconfig_path(build_dir), 'w') as f: 494 f.write('CONFIG_KUNIT=y\nCONFIG_KUNIT_TEST=y') 495 496 tree = kunit_kernel.LinuxSourceTree(build_dir) 497 # Stub out the source tree operations, so we don't have 498 # the defaults for any given architecture get in the 499 # way. 500 tree._ops = kunit_kernel.LinuxSourceTreeOperations('none', None) 501 mock_build_config = mock.patch.object(tree, 'build_config').start() 502 503 # ... so we should trigger a call to build_config() 504 self.assertTrue(tree.build_reconfig(build_dir, make_options=[])) 505 mock_build_config.assert_called_once_with(build_dir, []) 506 507 # TODO: add more test cases. 508 509 510class KUnitJsonTest(unittest.TestCase): 511 def setUp(self): 512 self.print_mock = mock.patch('kunit_printer.Printer.print').start() 513 self.addCleanup(mock.patch.stopall) 514 515 def _json_for(self, log_file): 516 with open(test_data_path(log_file)) as file: 517 test_result = kunit_parser.parse_run_tests(file) 518 json_obj = kunit_json.get_json_result( 519 test=test_result, 520 metadata=kunit_json.Metadata()) 521 return json.loads(json_obj) 522 523 def test_failed_test_json(self): 524 result = self._json_for('test_is_test_passed-failure.log') 525 self.assertEqual( 526 {'name': 'example_simple_test', 'status': 'FAIL'}, 527 result["sub_groups"][1]["test_cases"][0]) 528 529 def test_crashed_test_json(self): 530 result = self._json_for('test_kernel_panic_interrupt.log') 531 self.assertEqual( 532 {'name': '', 'status': 'ERROR'}, 533 result["sub_groups"][2]["test_cases"][1]) 534 535 def test_skipped_test_json(self): 536 result = self._json_for('test_skip_tests.log') 537 self.assertEqual( 538 {'name': 'example_skip_test', 'status': 'SKIP'}, 539 result["sub_groups"][1]["test_cases"][1]) 540 541 def test_no_tests_json(self): 542 result = self._json_for('test_is_test_passed-no_tests_run_with_header.log') 543 self.assertEqual(0, len(result['sub_groups'])) 544 545 def test_nested_json(self): 546 result = self._json_for('test_is_test_passed-all_passed_nested.log') 547 self.assertEqual( 548 {'name': 'example_simple_test', 'status': 'PASS'}, 549 result["sub_groups"][0]["sub_groups"][0]["test_cases"][0]) 550 551class StrContains(str): 552 def __eq__(self, other): 553 return self in other 554 555class KUnitMainTest(unittest.TestCase): 556 def setUp(self): 557 path = test_data_path('test_is_test_passed-all_passed.log') 558 with open(path) as file: 559 all_passed_log = file.readlines() 560 561 self.print_mock = mock.patch('kunit_printer.Printer.print').start() 562 self.addCleanup(mock.patch.stopall) 563 564 self.mock_linux_init = mock.patch.object(kunit_kernel, 'LinuxSourceTree').start() 565 self.linux_source_mock = self.mock_linux_init.return_value 566 self.linux_source_mock.build_reconfig.return_value = True 567 self.linux_source_mock.build_kernel.return_value = True 568 self.linux_source_mock.run_kernel.return_value = all_passed_log 569 570 def test_config_passes_args_pass(self): 571 kunit.main(['config', '--build_dir=.kunit']) 572 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 573 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 0) 574 575 def test_build_passes_args_pass(self): 576 kunit.main(['build']) 577 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 578 self.linux_source_mock.build_kernel.assert_called_once_with(kunit.get_default_jobs(), '.kunit', None) 579 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 0) 580 581 def test_exec_passes_args_pass(self): 582 kunit.main(['exec']) 583 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 0) 584 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1) 585 self.linux_source_mock.run_kernel.assert_called_once_with( 586 args=None, build_dir='.kunit', filter_glob='', timeout=300) 587 self.print_mock.assert_any_call(StrContains('Testing complete.')) 588 589 def test_run_passes_args_pass(self): 590 kunit.main(['run']) 591 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 592 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1) 593 self.linux_source_mock.run_kernel.assert_called_once_with( 594 args=None, build_dir='.kunit', filter_glob='', timeout=300) 595 self.print_mock.assert_any_call(StrContains('Testing complete.')) 596 597 def test_exec_passes_args_fail(self): 598 self.linux_source_mock.run_kernel = mock.Mock(return_value=[]) 599 with self.assertRaises(SystemExit) as e: 600 kunit.main(['exec']) 601 self.assertEqual(e.exception.code, 1) 602 603 def test_run_passes_args_fail(self): 604 self.linux_source_mock.run_kernel = mock.Mock(return_value=[]) 605 with self.assertRaises(SystemExit) as e: 606 kunit.main(['run']) 607 self.assertEqual(e.exception.code, 1) 608 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 609 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1) 610 self.print_mock.assert_any_call(StrContains('could not find any KTAP output!')) 611 612 def test_exec_no_tests(self): 613 self.linux_source_mock.run_kernel = mock.Mock(return_value=['TAP version 14', '1..0']) 614 with self.assertRaises(SystemExit) as e: 615 kunit.main(['run']) 616 self.assertEqual(e.exception.code, 1) 617 self.linux_source_mock.run_kernel.assert_called_once_with( 618 args=None, build_dir='.kunit', filter_glob='', timeout=300) 619 self.print_mock.assert_any_call(StrContains(' 0 tests run!')) 620 621 def test_exec_raw_output(self): 622 self.linux_source_mock.run_kernel = mock.Mock(return_value=[]) 623 kunit.main(['exec', '--raw_output']) 624 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1) 625 for call in self.print_mock.call_args_list: 626 self.assertNotEqual(call, mock.call(StrContains('Testing complete.'))) 627 self.assertNotEqual(call, mock.call(StrContains(' 0 tests run!'))) 628 629 def test_run_raw_output(self): 630 self.linux_source_mock.run_kernel = mock.Mock(return_value=[]) 631 kunit.main(['run', '--raw_output']) 632 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 633 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1) 634 for call in self.print_mock.call_args_list: 635 self.assertNotEqual(call, mock.call(StrContains('Testing complete.'))) 636 self.assertNotEqual(call, mock.call(StrContains(' 0 tests run!'))) 637 638 def test_run_raw_output_kunit(self): 639 self.linux_source_mock.run_kernel = mock.Mock(return_value=[]) 640 kunit.main(['run', '--raw_output=kunit']) 641 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 642 self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1) 643 for call in self.print_mock.call_args_list: 644 self.assertNotEqual(call, mock.call(StrContains('Testing complete.'))) 645 self.assertNotEqual(call, mock.call(StrContains(' 0 tests run'))) 646 647 def test_run_raw_output_invalid(self): 648 self.linux_source_mock.run_kernel = mock.Mock(return_value=[]) 649 with self.assertRaises(SystemExit) as e: 650 kunit.main(['run', '--raw_output=invalid']) 651 self.assertNotEqual(e.exception.code, 0) 652 653 def test_run_raw_output_does_not_take_positional_args(self): 654 # --raw_output is a string flag, but we don't want it to consume 655 # any positional arguments, only ones after an '=' 656 self.linux_source_mock.run_kernel = mock.Mock(return_value=[]) 657 kunit.main(['run', '--raw_output', 'filter_glob']) 658 self.linux_source_mock.run_kernel.assert_called_once_with( 659 args=None, build_dir='.kunit', filter_glob='filter_glob', timeout=300) 660 661 def test_exec_timeout(self): 662 timeout = 3453 663 kunit.main(['exec', '--timeout', str(timeout)]) 664 self.linux_source_mock.run_kernel.assert_called_once_with( 665 args=None, build_dir='.kunit', filter_glob='', timeout=timeout) 666 self.print_mock.assert_any_call(StrContains('Testing complete.')) 667 668 def test_run_timeout(self): 669 timeout = 3453 670 kunit.main(['run', '--timeout', str(timeout)]) 671 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 672 self.linux_source_mock.run_kernel.assert_called_once_with( 673 args=None, build_dir='.kunit', filter_glob='', timeout=timeout) 674 self.print_mock.assert_any_call(StrContains('Testing complete.')) 675 676 def test_run_builddir(self): 677 build_dir = '.kunit' 678 kunit.main(['run', '--build_dir=.kunit']) 679 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 680 self.linux_source_mock.run_kernel.assert_called_once_with( 681 args=None, build_dir=build_dir, filter_glob='', timeout=300) 682 self.print_mock.assert_any_call(StrContains('Testing complete.')) 683 684 def test_config_builddir(self): 685 build_dir = '.kunit' 686 kunit.main(['config', '--build_dir', build_dir]) 687 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 688 689 def test_build_builddir(self): 690 build_dir = '.kunit' 691 jobs = kunit.get_default_jobs() 692 kunit.main(['build', '--build_dir', build_dir]) 693 self.linux_source_mock.build_kernel.assert_called_once_with(jobs, build_dir, None) 694 695 def test_exec_builddir(self): 696 build_dir = '.kunit' 697 kunit.main(['exec', '--build_dir', build_dir]) 698 self.linux_source_mock.run_kernel.assert_called_once_with( 699 args=None, build_dir=build_dir, filter_glob='', timeout=300) 700 self.print_mock.assert_any_call(StrContains('Testing complete.')) 701 702 def test_run_kunitconfig(self): 703 kunit.main(['run', '--kunitconfig=mykunitconfig']) 704 # Just verify that we parsed and initialized it correctly here. 705 self.mock_linux_init.assert_called_once_with('.kunit', 706 kunitconfig_paths=['mykunitconfig'], 707 kconfig_add=None, 708 arch='um', 709 cross_compile=None, 710 qemu_config_path=None, 711 extra_qemu_args=[]) 712 713 def test_config_kunitconfig(self): 714 kunit.main(['config', '--kunitconfig=mykunitconfig']) 715 # Just verify that we parsed and initialized it correctly here. 716 self.mock_linux_init.assert_called_once_with('.kunit', 717 kunitconfig_paths=['mykunitconfig'], 718 kconfig_add=None, 719 arch='um', 720 cross_compile=None, 721 qemu_config_path=None, 722 extra_qemu_args=[]) 723 724 def test_config_alltests(self): 725 kunit.main(['config', '--kunitconfig=mykunitconfig', '--alltests']) 726 # Just verify that we parsed and initialized it correctly here. 727 self.mock_linux_init.assert_called_once_with('.kunit', 728 kunitconfig_paths=[kunit_kernel.ALL_TESTS_CONFIG_PATH, 'mykunitconfig'], 729 kconfig_add=None, 730 arch='um', 731 cross_compile=None, 732 qemu_config_path=None, 733 extra_qemu_args=[]) 734 735 736 @mock.patch.object(kunit_kernel, 'LinuxSourceTree') 737 def test_run_multiple_kunitconfig(self, mock_linux_init): 738 mock_linux_init.return_value = self.linux_source_mock 739 kunit.main(['run', '--kunitconfig=mykunitconfig', '--kunitconfig=other']) 740 # Just verify that we parsed and initialized it correctly here. 741 mock_linux_init.assert_called_once_with('.kunit', 742 kunitconfig_paths=['mykunitconfig', 'other'], 743 kconfig_add=None, 744 arch='um', 745 cross_compile=None, 746 qemu_config_path=None, 747 extra_qemu_args=[]) 748 749 def test_run_kconfig_add(self): 750 kunit.main(['run', '--kconfig_add=CONFIG_KASAN=y', '--kconfig_add=CONFIG_KCSAN=y']) 751 # Just verify that we parsed and initialized it correctly here. 752 self.mock_linux_init.assert_called_once_with('.kunit', 753 kunitconfig_paths=[], 754 kconfig_add=['CONFIG_KASAN=y', 'CONFIG_KCSAN=y'], 755 arch='um', 756 cross_compile=None, 757 qemu_config_path=None, 758 extra_qemu_args=[]) 759 760 def test_run_qemu_args(self): 761 kunit.main(['run', '--arch=x86_64', '--qemu_args', '-m 2048']) 762 # Just verify that we parsed and initialized it correctly here. 763 self.mock_linux_init.assert_called_once_with('.kunit', 764 kunitconfig_paths=[], 765 kconfig_add=None, 766 arch='x86_64', 767 cross_compile=None, 768 qemu_config_path=None, 769 extra_qemu_args=['-m', '2048']) 770 771 def test_run_kernel_args(self): 772 kunit.main(['run', '--kernel_args=a=1', '--kernel_args=b=2']) 773 self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1) 774 self.linux_source_mock.run_kernel.assert_called_once_with( 775 args=['a=1','b=2'], build_dir='.kunit', filter_glob='', timeout=300) 776 self.print_mock.assert_any_call(StrContains('Testing complete.')) 777 778 def test_list_tests(self): 779 want = ['suite.test1', 'suite.test2', 'suite2.test1'] 780 self.linux_source_mock.run_kernel.return_value = ['TAP version 14', 'init: random output'] + want 781 782 got = kunit._list_tests(self.linux_source_mock, 783 kunit.KunitExecRequest(None, None, '.kunit', 300, 'suite*', None, 'suite')) 784 785 self.assertEqual(got, want) 786 # Should respect the user's filter glob when listing tests. 787 self.linux_source_mock.run_kernel.assert_called_once_with( 788 args=['kunit.action=list'], build_dir='.kunit', filter_glob='suite*', timeout=300) 789 790 791 @mock.patch.object(kunit, '_list_tests') 792 def test_run_isolated_by_suite(self, mock_tests): 793 mock_tests.return_value = ['suite.test1', 'suite.test2', 'suite2.test1'] 794 kunit.main(['exec', '--run_isolated=suite', 'suite*.test*']) 795 796 # Should respect the user's filter glob when listing tests. 797 mock_tests.assert_called_once_with(mock.ANY, 798 kunit.KunitExecRequest(None, None, '.kunit', 300, 'suite*.test*', None, 'suite')) 799 self.linux_source_mock.run_kernel.assert_has_calls([ 800 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test*', timeout=300), 801 mock.call(args=None, build_dir='.kunit', filter_glob='suite2.test*', timeout=300), 802 ]) 803 804 @mock.patch.object(kunit, '_list_tests') 805 def test_run_isolated_by_test(self, mock_tests): 806 mock_tests.return_value = ['suite.test1', 'suite.test2', 'suite2.test1'] 807 kunit.main(['exec', '--run_isolated=test', 'suite*']) 808 809 # Should respect the user's filter glob when listing tests. 810 mock_tests.assert_called_once_with(mock.ANY, 811 kunit.KunitExecRequest(None, None, '.kunit', 300, 'suite*', None, 'test')) 812 self.linux_source_mock.run_kernel.assert_has_calls([ 813 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test1', timeout=300), 814 mock.call(args=None, build_dir='.kunit', filter_glob='suite.test2', timeout=300), 815 mock.call(args=None, build_dir='.kunit', filter_glob='suite2.test1', timeout=300), 816 ]) 817 818 819if __name__ == '__main__': 820 unittest.main() 821