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How to use show_suites method in Lemoncheesecake

Best Python code snippet using lemoncheesecake

main.py

Source:main.py

1"""2lit - LLVM Integrated Tester.3See lit.pod for more information.4"""5import itertools6import os7import platform8import sys9import time10import lit.cl_arguments11import lit.discovery12import lit.display13import lit.LitConfig14import lit.reports15import lit.run16import lit.Test17import lit.util18def main(builtin_params={}):19    opts = lit.cl_arguments.parse_args()20    params = create_params(builtin_params, opts.user_params)21    is_windows = platform.system() == 'Windows'22    lit_config = lit.LitConfig.LitConfig(23        progname=os.path.basename(sys.argv[0]),24        path=opts.path,25        quiet=opts.quiet,26        useValgrind=opts.useValgrind,27        valgrindLeakCheck=opts.valgrindLeakCheck,28        valgrindArgs=opts.valgrindArgs,29        noExecute=opts.noExecute,30        debug=opts.debug,31        isWindows=is_windows,32        params=params,33        config_prefix=opts.configPrefix,34        echo_all_commands=opts.echoAllCommands)35    discovered_tests = lit.discovery.find_tests_for_inputs(lit_config, opts.test_paths,36                                                           opts.indirectlyRunCheck)37    if not discovered_tests:38        sys.stderr.write('error: did not discover any tests for provided path(s)\n')39        sys.exit(2)40    if opts.show_suites or opts.show_tests:41        print_discovered(discovered_tests, opts.show_suites, opts.show_tests)42        sys.exit(0)43    if opts.show_used_features:44        features = set(itertools.chain.from_iterable(t.getUsedFeatures() for t in discovered_tests))45        print(' '.join(sorted(features)))46        sys.exit(0)47    # Command line overrides configuration for maxIndividualTestTime.48    if opts.maxIndividualTestTime is not None:  # `not None` is important (default: 0)49        if opts.maxIndividualTestTime != lit_config.maxIndividualTestTime:50            lit_config.note(('The test suite configuration requested an individual'51                ' test timeout of {0} seconds but a timeout of {1} seconds was'52                ' requested on the command line. Forcing timeout to be {1}'53                ' seconds')54                .format(lit_config.maxIndividualTestTime,55                        opts.maxIndividualTestTime))56            lit_config.maxIndividualTestTime = opts.maxIndividualTestTime57    determine_order(discovered_tests, opts.order)58    selected_tests = [t for t in discovered_tests if59                      opts.filter.search(t.getFullName())]60    if not selected_tests:61        sys.stderr.write('error: filter did not match any tests '62                         '(of %d discovered).  ' % len(discovered_tests))63        if opts.allow_empty_runs:64            sys.stderr.write("Suppressing error because '--allow-empty-runs' "65                             'was specified.\n')66            sys.exit(0)67        else:68            sys.stderr.write("Use '--allow-empty-runs' to suppress this "69                             'error.\n')70            sys.exit(2)71    # When running multiple shards, don't include skipped tests in the xunit72    # output since merging the files will result in duplicates.73    tests_for_report = discovered_tests74    if opts.shard:75        (run, shards) = opts.shard76        selected_tests = filter_by_shard(selected_tests, run, shards, lit_config)77        tests_for_report = selected_tests78        if not selected_tests:79            sys.stderr.write('warning: shard does not contain any tests.  '80                             'Consider decreasing the number of shards.\n')81            sys.exit(0)82    selected_tests = selected_tests[:opts.max_tests]83    mark_excluded(discovered_tests, selected_tests)84    start = time.time()85    run_tests(selected_tests, lit_config, opts, len(discovered_tests))86    elapsed = time.time() - start87    if opts.time_tests:88        print_histogram(discovered_tests)89    print_results(discovered_tests, elapsed, opts)90    for report in opts.reports:91        report.write_results(tests_for_report, elapsed)92    if lit_config.numErrors:93        sys.stderr.write('\n%d error(s) in tests\n' % lit_config.numErrors)94        sys.exit(2)95    if lit_config.numWarnings:96        sys.stderr.write('\n%d warning(s) in tests\n' % lit_config.numWarnings)97    has_failure = any(t.isFailure() for t in discovered_tests)98    if has_failure:99        sys.exit(1)100def create_params(builtin_params, user_params):101    def parse(p):102        return p.split('=', 1) if '=' in p else (p, '')103    params = dict(builtin_params)104    params.update([parse(p) for p in user_params])105    return params106def print_discovered(tests, show_suites, show_tests):107    tests.sort(key=lit.reports.by_suite_and_test_path)108    if show_suites:109        tests_by_suite = itertools.groupby(tests, lambda t: t.suite)110        print('-- Test Suites --')111        for suite, test_iter in tests_by_suite:112            test_count = sum(1 for _ in test_iter)113            print('  %s - %d tests' % (suite.name, test_count))114            print('    Source Root: %s' % suite.source_root)115            print('    Exec Root  : %s' % suite.exec_root)116            features = ' '.join(sorted(suite.config.available_features))117            print('    Available Features: %s' % features)118            substitutions = sorted(suite.config.substitutions)119            substitutions = ('%s => %s' % (x, y) for (x, y) in substitutions)120            substitutions = '\n'.ljust(30).join(substitutions)121            print('    Available Substitutions: %s' % substitutions)122    if show_tests:123        print('-- Available Tests --')124        for t in tests:125            print('  %s' % t.getFullName())126def determine_order(tests, order):127    from lit.cl_arguments import TestOrder128    if order == TestOrder.EARLY_TESTS_THEN_BY_NAME:129        tests.sort(key=lambda t: (not t.isEarlyTest(), t.getFullName()))130    elif order == TestOrder.FAILING_FIRST:131        def by_mtime(test):132            return os.path.getmtime(test.getFilePath())133        tests.sort(key=by_mtime, reverse=True)134    elif order == TestOrder.RANDOM:135        import random136        random.shuffle(tests)137def touch_file(test):138    if test.isFailure():139        os.utime(test.getFilePath(), None)140def filter_by_shard(tests, run, shards, lit_config):141    test_ixs = range(run - 1, len(tests), shards)142    selected_tests = [tests[i] for i in test_ixs]143    # For clarity, generate a preview of the first few test indices in the shard144    # to accompany the arithmetic expression.145    preview_len = 3146    preview = ', '.join([str(i + 1) for i in test_ixs[:preview_len]])147    if len(test_ixs) > preview_len:148        preview += ', ...'149    msg = f'Selecting shard {run}/{shards} = ' \150          f'size {len(selected_tests)}/{len(tests)} = ' \151          f'tests #({shards}*k)+{run} = [{preview}]'152    lit_config.note(msg)153    return selected_tests154def mark_excluded(discovered_tests, selected_tests):155    excluded_tests = set(discovered_tests) - set(selected_tests)156    result = lit.Test.Result(lit.Test.EXCLUDED)157    for t in excluded_tests:158        t.setResult(result)159def run_tests(tests, lit_config, opts, discovered_tests):160    workers = min(len(tests), opts.workers)161    display = lit.display.create_display(opts, len(tests), discovered_tests,162                                         workers)163    def progress_callback(test):164        display.update(test)165        if opts.order == lit.cl_arguments.TestOrder.FAILING_FIRST:166            touch_file(test)167    run = lit.run.Run(tests, lit_config, workers, progress_callback,168                      opts.max_failures, opts.timeout)169    display.print_header()170    interrupted = False171    error = None172    try:173        execute_in_tmp_dir(run, lit_config)174    except KeyboardInterrupt:175        interrupted = True176        error = '  interrupted by user'177    except lit.run.MaxFailuresError:178        error = 'warning: reached maximum number of test failures'179    except lit.run.TimeoutError:180        error = 'warning: reached timeout'181    display.clear(interrupted)182    if error:183        sys.stderr.write('%s, skipping remaining tests\n' % error)184def execute_in_tmp_dir(run, lit_config):185    # Create a temp directory inside the normal temp directory so that we can186    # try to avoid temporary test file leaks. The user can avoid this behavior187    # by setting LIT_PRESERVES_TMP in the environment, so they can easily use188    # their own temp directory to monitor temporary file leaks or handle them at189    # the buildbot level.190    tmp_dir = None191    if 'LIT_PRESERVES_TMP' not in os.environ:192        import tempfile193        tmp_dir = tempfile.mkdtemp(prefix="lit_tmp_")194        os.environ.update({195                'TMPDIR': tmp_dir,196                'TMP': tmp_dir,197                'TEMP': tmp_dir,198                'TEMPDIR': tmp_dir,199                })200    try:201        run.execute()202    finally:203        if tmp_dir:204            try:205                import shutil206                shutil.rmtree(tmp_dir)207            except Exception as e: 208                lit_config.warning("Failed to delete temp directory '%s', try upgrading your version of Python to fix this" % tmp_dir)209def print_histogram(tests):210    test_times = [(t.getFullName(), t.result.elapsed)211                  for t in tests if t.result.elapsed]212    if test_times:213        lit.util.printHistogram(test_times, title='Tests')214def print_results(tests, elapsed, opts):215    tests_by_code = {code: [] for code in lit.Test.ResultCode.all_codes()}216    for test in tests:217        tests_by_code[test.result.code].append(test)218    for code in lit.Test.ResultCode.all_codes():219        print_group(tests_by_code[code], code, opts.shown_codes)220    print_summary(tests_by_code, opts.quiet, elapsed)221def print_group(tests, code, shown_codes):222    if not tests:223        return224    if not code.isFailure and code not in shown_codes:225        return226    print('*' * 20)227    print('{} Tests ({}):'.format(code.label, len(tests)))228    for test in tests:229        print('  %s' % test.getFullName())230    sys.stdout.write('\n')231def print_summary(tests_by_code, quiet, elapsed):232    if not quiet:233        print('\nTesting Time: %.2fs' % elapsed)234    codes = [c for c in lit.Test.ResultCode.all_codes()235             if not quiet or c.isFailure]236    groups = [(c.label, len(tests_by_code[c])) for c in codes]237    groups = [(label, count) for label, count in groups if count]238    if not groups:239        return240    max_label_len = max(len(label) for label, _ in groups)241    max_count_len = max(len(str(count)) for _, count in groups)242    for (label, count) in groups:243        label = label.ljust(max_label_len)244        count = str(count).rjust(max_count_len)...

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