| #!/usr/bin/python | 
 | # Copyright 2020 The Chromium Authors. All rights reserved. | 
 | # Use of this source code is governed by a BSD-style license that can be | 
 | # found in the LICENSE file. | 
 |  | 
 | """Tests for mb.py.""" | 
 |  | 
 | from __future__ import print_function | 
 | from __future__ import absolute_import | 
 |  | 
 | import json | 
 | import os | 
 | import re | 
 | import sys | 
 | import unittest | 
 |  | 
 | if sys.version_info.major == 2: | 
 |   from StringIO import StringIO | 
 | else: | 
 |   from io import StringIO | 
 |  | 
 | sys.path.insert( | 
 |     0, | 
 |     os.path.abspath( | 
 |         os.path.join(os.path.dirname(os.path.abspath(__file__)), '..'))) | 
 |  | 
 | from mb import mb | 
 |  | 
 |  | 
 | class FakeMBW(mb.MetaBuildWrapper): | 
 |   def __init__(self, win32=False): | 
 |     super(FakeMBW, self).__init__() | 
 |  | 
 |     # Override vars for test portability. | 
 |     if win32: | 
 |       self.chromium_src_dir = 'c:\\fake_src' | 
 |       self.default_config = 'c:\\fake_src\\tools\\mb\\mb_config.pyl' | 
 |  | 
 |       self.default_isolate_map = ('c:\\fake_src\\testing\\buildbot\\' | 
 |                                   'gn_isolate_map.pyl') | 
 |       self.platform = 'win32' | 
 |       self.executable = 'c:\\python\\python.exe' | 
 |       self.sep = '\\' | 
 |       self.cwd = 'c:\\fake_src\\out\\Default' | 
 |     else: | 
 |       self.chromium_src_dir = '/fake_src' | 
 |       self.default_config = '/fake_src/tools/mb/mb_config.pyl' | 
 |       self.default_isolate_map = '/fake_src/testing/buildbot/gn_isolate_map.pyl' | 
 |       self.executable = '/usr/bin/python' | 
 |       self.platform = 'linux2' | 
 |       self.sep = '/' | 
 |       self.cwd = '/fake_src/out/Default' | 
 |  | 
 |     self.files = {} | 
 |     self.calls = [] | 
 |     self.cmds = [] | 
 |     self.cross_compile = None | 
 |     self.out = '' | 
 |     self.err = '' | 
 |     self.rmdirs = [] | 
 |  | 
 |   def ExpandUser(self, path): | 
 |     return '$HOME/%s' % path | 
 |  | 
 |   def Exists(self, path): | 
 |     return self.files.get(self._AbsPath(path)) is not None | 
 |  | 
 |   def MaybeMakeDirectory(self, path): | 
 |     abpath = self._AbsPath(path) | 
 |     self.files[abpath] = True | 
 |  | 
 |   def PathJoin(self, *comps): | 
 |     return self.sep.join(comps) | 
 |  | 
 |   def ReadFile(self, path): | 
 |     return self.files[self._AbsPath(path)] | 
 |  | 
 |   def WriteFile(self, path, contents, force_verbose=False): | 
 |     if self.args.dryrun or self.args.verbose or force_verbose: | 
 |       self.Print('\nWriting """\\\n%s""" to %s.\n' % (contents, path)) | 
 |     abpath = self._AbsPath(path) | 
 |     self.files[abpath] = contents | 
 |  | 
 |   def Call(self, cmd, env=None, buffer_output=True, stdin=None): | 
 |     self.calls.append(cmd) | 
 |     if self.cmds: | 
 |       return self.cmds.pop(0) | 
 |     return 0, '', '' | 
 |  | 
 |   def Print(self, *args, **kwargs): | 
 |     sep = kwargs.get('sep', ' ') | 
 |     end = kwargs.get('end', '\n') | 
 |     f = kwargs.get('file', sys.stdout) | 
 |     if f == sys.stderr: | 
 |       self.err += sep.join(args) + end | 
 |     else: | 
 |       self.out += sep.join(args) + end | 
 |  | 
 |   def TempFile(self, mode='w'): | 
 |     return FakeFile(self.files) | 
 |  | 
 |   def RemoveFile(self, path): | 
 |     abpath = self._AbsPath(path) | 
 |     self.files[abpath] = None | 
 |  | 
 |   def RemoveDirectory(self, path): | 
 |     abpath = self._AbsPath(path) | 
 |     self.rmdirs.append(abpath) | 
 |     files_to_delete = [f for f in self.files if f.startswith(abpath)] | 
 |     for f in files_to_delete: | 
 |       self.files[f] = None | 
 |  | 
 |   def _AbsPath(self, path): | 
 |     if not ((self.platform == 'win32' and path.startswith('c:')) or | 
 |             (self.platform != 'win32' and path.startswith('/'))): | 
 |       path = self.PathJoin(self.cwd, path) | 
 |     if self.sep == '\\': | 
 |       return re.sub(r'\\+', r'\\', path) | 
 |     else: | 
 |       return re.sub('/+', '/', path) | 
 |  | 
 |  | 
 | class FakeFile(object): | 
 |   def __init__(self, files): | 
 |     self.name = '/tmp/file' | 
 |     self.buf = '' | 
 |     self.files = files | 
 |  | 
 |   def write(self, contents): | 
 |     self.buf += contents | 
 |  | 
 |   def close(self): | 
 |     self.files[self.name] = self.buf | 
 |  | 
 |  | 
 | TEST_CONFIG = """\ | 
 | { | 
 |   'masters': { | 
 |     'chromium': {}, | 
 |     'fake_master': { | 
 |       'fake_builder': 'rel_bot', | 
 |       'fake_debug_builder': 'debug_goma', | 
 |       'fake_args_bot': '//build/args/bots/fake_master/fake_args_bot.gn', | 
 |       'fake_multi_phase': { 'phase_1': 'phase_1', 'phase_2': 'phase_2'}, | 
 |       'fake_args_file': 'args_file_goma', | 
 |       'fake_ios_error': 'ios_error', | 
 |     }, | 
 |   }, | 
 |   'configs': { | 
 |     'args_file_goma': ['args_file', 'goma'], | 
 |     'rel_bot': ['rel', 'goma', 'fake_feature1'], | 
 |     'debug_goma': ['debug', 'goma'], | 
 |     'phase_1': ['phase_1'], | 
 |     'phase_2': ['phase_2'], | 
 |     'ios_error': ['error'], | 
 |   }, | 
 |   'mixins': { | 
 |     'error': { | 
 |       'gn_args': 'error', | 
 |     }, | 
 |     'fake_feature1': { | 
 |       'gn_args': 'enable_doom_melon=true', | 
 |     }, | 
 |     'goma': { | 
 |       'gn_args': 'use_goma=true', | 
 |     }, | 
 |     'args_file': { | 
 |       'args_file': '//build/args/fake.gn', | 
 |     }, | 
 |     'phase_1': { | 
 |       'gn_args': 'phase=1', | 
 |     }, | 
 |     'phase_2': { | 
 |       'gn_args': 'phase=2', | 
 |     }, | 
 |     'rel': { | 
 |       'gn_args': 'is_debug=false', | 
 |     }, | 
 |     'debug': { | 
 |       'gn_args': 'is_debug=true', | 
 |     }, | 
 |   }, | 
 | } | 
 | """ | 
 |  | 
 | TEST_BAD_CONFIG = """\ | 
 | { | 
 |   'configs': { | 
 |     'rel_bot_1': ['rel', 'chrome_with_codecs'], | 
 |     'rel_bot_2': ['rel', 'bad_nested_config'], | 
 |   }, | 
 |   'masters': { | 
 |     'chromium': { | 
 |       'a': 'rel_bot_1', | 
 |       'b': 'rel_bot_2', | 
 |     }, | 
 |   }, | 
 |   'mixins': { | 
 |     'chrome_with_codecs': { | 
 |       'gn_args': 'proprietary_codecs=true', | 
 |     }, | 
 |     'bad_nested_config': { | 
 |       'mixins': ['chrome_with_codecs'], | 
 |     }, | 
 |     'rel': { | 
 |       'gn_args': 'is_debug=false', | 
 |     }, | 
 |   }, | 
 | } | 
 | """ | 
 |  | 
 |  | 
 |  | 
 | TEST_ARGS_FILE_TWICE_CONFIG = """\ | 
 | { | 
 |   'masters': { | 
 |     'chromium': {}, | 
 |     'fake_master': { | 
 |       'fake_args_file_twice': 'args_file_twice', | 
 |     }, | 
 |   }, | 
 |   'configs': { | 
 |     'args_file_twice': ['args_file', 'args_file'], | 
 |   }, | 
 |   'mixins': { | 
 |     'args_file': { | 
 |       'args_file': '//build/args/fake.gn', | 
 |     }, | 
 |   }, | 
 | } | 
 | """ | 
 |  | 
 |  | 
 | TEST_DUP_CONFIG = """\ | 
 | { | 
 |   'masters': { | 
 |     'chromium': {}, | 
 |     'fake_master': { | 
 |       'fake_builder': 'some_config', | 
 |       'other_builder': 'some_other_config', | 
 |     }, | 
 |   }, | 
 |   'configs': { | 
 |     'some_config': ['args_file'], | 
 |     'some_other_config': ['args_file'], | 
 |   }, | 
 |   'mixins': { | 
 |     'args_file': { | 
 |       'args_file': '//build/args/fake.gn', | 
 |     }, | 
 |   }, | 
 | } | 
 | """ | 
 |  | 
 | TRYSERVER_CONFIG = """\ | 
 | { | 
 |   'masters': { | 
 |     'not_a_tryserver': { | 
 |       'fake_builder': 'fake_config', | 
 |     }, | 
 |     'tryserver.chromium.linux': { | 
 |       'try_builder': 'fake_config', | 
 |     }, | 
 |     'tryserver.chromium.mac': { | 
 |       'try_builder2': 'fake_config', | 
 |     }, | 
 |   }, | 
 |   'configs': {}, | 
 |   'mixins': {}, | 
 | } | 
 | """ | 
 |  | 
 |  | 
 | class UnitTest(unittest.TestCase): | 
 |   def fake_mbw(self, files=None, win32=False): | 
 |     mbw = FakeMBW(win32=win32) | 
 |     mbw.files.setdefault(mbw.default_config, TEST_CONFIG) | 
 |     mbw.files.setdefault( | 
 |       mbw.ToAbsPath('//testing/buildbot/gn_isolate_map.pyl'), | 
 |       '''{ | 
 |         "foo_unittests": { | 
 |           "label": "//foo:foo_unittests", | 
 |           "type": "console_test_launcher", | 
 |           "args": [], | 
 |         }, | 
 |       }''') | 
 |     mbw.files.setdefault( | 
 |         mbw.ToAbsPath('//build/args/bots/fake_master/fake_args_bot.gn'), | 
 |         'is_debug = false\n') | 
 |     if files: | 
 |       for path, contents in files.items(): | 
 |         mbw.files[path] = contents | 
 |     return mbw | 
 |  | 
 |   def check(self, args, mbw=None, files=None, out=None, err=None, ret=None, | 
 |             env=None): | 
 |     if not mbw: | 
 |       mbw = self.fake_mbw(files) | 
 |  | 
 |     try: | 
 |       prev_env = os.environ.copy() | 
 |       os.environ = env if env else prev_env | 
 |       actual_ret = mbw.Main(args) | 
 |     finally: | 
 |       os.environ = prev_env | 
 |     self.assertEqual(actual_ret, ret) | 
 |     if out is not None: | 
 |       self.assertEqual(mbw.out, out) | 
 |     if err is not None: | 
 |       self.assertEqual(mbw.err, err) | 
 |     return mbw | 
 |  | 
 |   def test_analyze(self): | 
 |     files = {'/tmp/in.json': '''{\ | 
 |                "files": ["foo/foo_unittest.cc"], | 
 |                "test_targets": ["foo_unittests"], | 
 |                "additional_compile_targets": ["all"] | 
 |              }''', | 
 |              '/tmp/out.json.gn': '''{\ | 
 |                "status": "Found dependency", | 
 |                "compile_targets": ["//foo:foo_unittests"], | 
 |                "test_targets": ["//foo:foo_unittests"] | 
 |              }'''} | 
 |  | 
 |     mbw = self.fake_mbw(files) | 
 |     mbw.Call = lambda cmd, env=None, buffer_output=True, stdin=None: (0, '', '') | 
 |  | 
 |     self.check(['analyze', '-c', 'debug_goma', '//out/Default', | 
 |                 '/tmp/in.json', '/tmp/out.json'], mbw=mbw, ret=0) | 
 |     out = json.loads(mbw.files['/tmp/out.json']) | 
 |     self.assertEqual(out, { | 
 |       'status': 'Found dependency', | 
 |       'compile_targets': ['foo:foo_unittests'], | 
 |       'test_targets': ['foo_unittests'] | 
 |     }) | 
 |  | 
 |   def test_analyze_optimizes_compile_for_all(self): | 
 |     files = {'/tmp/in.json': '''{\ | 
 |                "files": ["foo/foo_unittest.cc"], | 
 |                "test_targets": ["foo_unittests"], | 
 |                "additional_compile_targets": ["all"] | 
 |              }''', | 
 |              '/tmp/out.json.gn': '''{\ | 
 |                "status": "Found dependency", | 
 |                "compile_targets": ["//foo:foo_unittests", "all"], | 
 |                "test_targets": ["//foo:foo_unittests"] | 
 |              }'''} | 
 |  | 
 |     mbw = self.fake_mbw(files) | 
 |     mbw.Call = lambda cmd, env=None, buffer_output=True, stdin=None: (0, '', '') | 
 |  | 
 |     self.check(['analyze', '-c', 'debug_goma', '//out/Default', | 
 |                 '/tmp/in.json', '/tmp/out.json'], mbw=mbw, ret=0) | 
 |     out = json.loads(mbw.files['/tmp/out.json']) | 
 |  | 
 |     # check that 'foo_unittests' is not in the compile_targets | 
 |     self.assertEqual(['all'], out['compile_targets']) | 
 |  | 
 |   def test_analyze_handles_other_toolchains(self): | 
 |     files = {'/tmp/in.json': '''{\ | 
 |                "files": ["foo/foo_unittest.cc"], | 
 |                "test_targets": ["foo_unittests"], | 
 |                "additional_compile_targets": ["all"] | 
 |              }''', | 
 |              '/tmp/out.json.gn': '''{\ | 
 |                "status": "Found dependency", | 
 |                "compile_targets": ["//foo:foo_unittests", | 
 |                                    "//foo:foo_unittests(bar)"], | 
 |                "test_targets": ["//foo:foo_unittests"] | 
 |              }'''} | 
 |  | 
 |     mbw = self.fake_mbw(files) | 
 |     mbw.Call = lambda cmd, env=None, buffer_output=True, stdin=None: (0, '', '') | 
 |  | 
 |     self.check(['analyze', '-c', 'debug_goma', '//out/Default', | 
 |                 '/tmp/in.json', '/tmp/out.json'], mbw=mbw, ret=0) | 
 |     out = json.loads(mbw.files['/tmp/out.json']) | 
 |  | 
 |     # crbug.com/736215: If GN returns a label containing a toolchain, | 
 |     # MB (and Ninja) don't know how to handle it; to work around this, | 
 |     # we give up and just build everything we were asked to build. The | 
 |     # output compile_targets should include all of the input test_targets and | 
 |     # additional_compile_targets. | 
 |     self.assertEqual(['all', 'foo_unittests'], out['compile_targets']) | 
 |  | 
 |   def test_analyze_handles_way_too_many_results(self): | 
 |     too_many_files = ', '.join(['"//foo:foo%d"' % i for i in range(40 * 1024)]) | 
 |     files = {'/tmp/in.json': '''{\ | 
 |                "files": ["foo/foo_unittest.cc"], | 
 |                "test_targets": ["foo_unittests"], | 
 |                "additional_compile_targets": ["all"] | 
 |              }''', | 
 |              '/tmp/out.json.gn': '''{\ | 
 |                "status": "Found dependency", | 
 |                "compile_targets": [''' + too_many_files + '''], | 
 |                "test_targets": ["//foo:foo_unittests"] | 
 |              }'''} | 
 |  | 
 |     mbw = self.fake_mbw(files) | 
 |     mbw.Call = lambda cmd, env=None, buffer_output=True, stdin=None: (0, '', '') | 
 |  | 
 |     self.check(['analyze', '-c', 'debug_goma', '//out/Default', | 
 |                 '/tmp/in.json', '/tmp/out.json'], mbw=mbw, ret=0) | 
 |     out = json.loads(mbw.files['/tmp/out.json']) | 
 |  | 
 |     # If GN returns so many compile targets that we might have command-line | 
 |     # issues, we should give up and just build everything we were asked to | 
 |     # build. The output compile_targets should include all of the input | 
 |     # test_targets and additional_compile_targets. | 
 |     self.assertEqual(['all', 'foo_unittests'], out['compile_targets']) | 
 |  | 
 |   def test_gen(self): | 
 |     mbw = self.fake_mbw() | 
 |     self.check(['gen', '-c', 'debug_goma', '//out/Default', '-g', '/goma'], | 
 |                mbw=mbw, ret=0) | 
 |     self.assertMultiLineEqual(mbw.files['/fake_src/out/Default/args.gn'], | 
 |                               ('goma_dir = "/goma"\n' | 
 |                                'is_debug = true\n' | 
 |                                'use_goma = true\n')) | 
 |  | 
 |     # Make sure we log both what is written to args.gn and the command line. | 
 |     self.assertIn('Writing """', mbw.out) | 
 |     self.assertIn('/fake_src/buildtools/linux64/gn gen //out/Default --check', | 
 |                   mbw.out) | 
 |  | 
 |     mbw = self.fake_mbw(win32=True) | 
 |     self.check(['gen', '-c', 'debug_goma', '-g', 'c:\\goma', '//out/Debug'], | 
 |                mbw=mbw, ret=0) | 
 |     self.assertMultiLineEqual(mbw.files['c:\\fake_src\\out\\Debug\\args.gn'], | 
 |                               ('goma_dir = "c:\\\\goma"\n' | 
 |                                'is_debug = true\n' | 
 |                                'use_goma = true\n')) | 
 |     self.assertIn( | 
 |         'c:\\fake_src\\buildtools\\win\\gn.exe gen //out/Debug ' | 
 |         '--check', mbw.out) | 
 |  | 
 |     mbw = self.fake_mbw() | 
 |     self.check(['gen', '-m', 'fake_master', '-b', 'fake_args_bot', | 
 |                 '//out/Debug'], | 
 |                mbw=mbw, ret=0) | 
 |     # TODO(https://crbug.com/1093038): This assert is inappropriately failing. | 
 |     # self.assertEqual( | 
 |     #     mbw.files['/fake_src/out/Debug/args.gn'], | 
 |     #     'import("//build/args/bots/fake_master/fake_args_bot.gn")\n') | 
 |  | 
 |   def test_gen_args_file_mixins(self): | 
 |     mbw = self.fake_mbw() | 
 |     self.check(['gen', '-m', 'fake_master', '-b', 'fake_args_file', | 
 |                 '//out/Debug'], mbw=mbw, ret=0) | 
 |  | 
 |     self.assertEqual( | 
 |         mbw.files['/fake_src/out/Debug/args.gn'], | 
 |         ('import("//build/args/fake.gn")\n' | 
 |          'use_goma = true\n')) | 
 |  | 
 |   def test_gen_args_file_twice(self): | 
 |     mbw = self.fake_mbw() | 
 |     mbw.files[mbw.default_config] = TEST_ARGS_FILE_TWICE_CONFIG | 
 |     self.check(['gen', '-m', 'fake_master', '-b', 'fake_args_file_twice', | 
 |                 '//out/Debug'], mbw=mbw, ret=1) | 
 |  | 
 |   def test_gen_fails(self): | 
 |     mbw = self.fake_mbw() | 
 |     mbw.Call = lambda cmd, env=None, buffer_output=True, stdin=None: (1, '', '') | 
 |     self.check(['gen', '-c', 'debug_goma', '//out/Default'], mbw=mbw, ret=1) | 
 |  | 
 |   def test_gen_swarming(self): | 
 |     files = { | 
 |         '/tmp/swarming_targets': | 
 |         'base_unittests\n', | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ("{'base_unittests': {" | 
 |          "  'label': '//base:base_unittests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |     } | 
 |  | 
 |     mbw = self.fake_mbw(files) | 
 |  | 
 |     def fake_call(cmd, env=None, buffer_output=True, stdin=None): | 
 |       del cmd | 
 |       del env | 
 |       del buffer_output | 
 |       del stdin | 
 |       mbw.files['/fake_src/out/Default/base_unittests.runtime_deps'] = ( | 
 |           'base_unittests\n') | 
 |       return 0, '', '' | 
 |  | 
 |     mbw.Call = fake_call | 
 |  | 
 |     self.check(['gen', | 
 |                 '-c', 'debug_goma', | 
 |                 '--swarming-targets-file', '/tmp/swarming_targets', | 
 |                 '//out/Default'], mbw=mbw, ret=0) | 
 |     self.assertIn('/fake_src/out/Default/base_unittests.isolate', | 
 |                   mbw.files) | 
 |     self.assertIn('/fake_src/out/Default/base_unittests.isolated.gen.json', | 
 |                   mbw.files) | 
 |  | 
 |   def test_gen_swarming_script(self): | 
 |     files = { | 
 |       '/tmp/swarming_targets': 'cc_perftests\n', | 
 |       '/fake_src/testing/buildbot/gn_isolate_map.pyl': ( | 
 |           "{'cc_perftests': {" | 
 |           "  'label': '//cc:cc_perftests'," | 
 |           "  'type': 'script'," | 
 |           "  'script': '/fake_src/out/Default/test_script.py'," | 
 |           "}}\n" | 
 |       ), | 
 |     } | 
 |     mbw = self.fake_mbw(files=files) | 
 |  | 
 |     def fake_call(cmd, env=None, buffer_output=True, stdin=None): | 
 |       del cmd | 
 |       del env | 
 |       del buffer_output | 
 |       del stdin | 
 |       mbw.files['/fake_src/out/Default/cc_perftests.runtime_deps'] = ( | 
 |           'cc_perftests\n') | 
 |       return 0, '', '' | 
 |  | 
 |     mbw.Call = fake_call | 
 |  | 
 |     self.check(['gen', | 
 |                 '-c', 'debug_goma', | 
 |                 '--swarming-targets-file', '/tmp/swarming_targets', | 
 |                 '--isolate-map-file', | 
 |                 '/fake_src/testing/buildbot/gn_isolate_map.pyl', | 
 |                 '//out/Default'], mbw=mbw, ret=0) | 
 |     self.assertIn('/fake_src/out/Default/cc_perftests.isolate', | 
 |                   mbw.files) | 
 |     self.assertIn('/fake_src/out/Default/cc_perftests.isolated.gen.json', | 
 |                   mbw.files) | 
 |  | 
 |   def test_multiple_isolate_maps(self): | 
 |     files = { | 
 |         '/tmp/swarming_targets': | 
 |         'cc_perftests\n', | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ("{'cc_perftests': {" | 
 |          "  'label': '//cc:cc_perftests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |         '/fake_src/testing/buildbot/gn_isolate_map2.pyl': | 
 |         ("{'cc_perftests2': {" | 
 |          "  'label': '//cc:cc_perftests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |     } | 
 |     mbw = self.fake_mbw(files=files) | 
 |  | 
 |     def fake_call(cmd, env=None, buffer_output=True, stdin=None): | 
 |       del cmd | 
 |       del env | 
 |       del buffer_output | 
 |       del stdin | 
 |       mbw.files['/fake_src/out/Default/cc_perftests.runtime_deps'] = ( | 
 |           'cc_perftests_fuzzer\n') | 
 |       return 0, '', '' | 
 |  | 
 |     mbw.Call = fake_call | 
 |  | 
 |     self.check(['gen', | 
 |                 '-c', 'debug_goma', | 
 |                 '--swarming-targets-file', '/tmp/swarming_targets', | 
 |                 '--isolate-map-file', | 
 |                 '/fake_src/testing/buildbot/gn_isolate_map.pyl', | 
 |                 '--isolate-map-file', | 
 |                 '/fake_src/testing/buildbot/gn_isolate_map2.pyl', | 
 |                 '//out/Default'], mbw=mbw, ret=0) | 
 |     self.assertIn('/fake_src/out/Default/cc_perftests.isolate', | 
 |                   mbw.files) | 
 |     self.assertIn('/fake_src/out/Default/cc_perftests.isolated.gen.json', | 
 |                   mbw.files) | 
 |  | 
 |  | 
 |   def test_duplicate_isolate_maps(self): | 
 |     files = { | 
 |         '/tmp/swarming_targets': | 
 |         'cc_perftests\n', | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ("{'cc_perftests': {" | 
 |          "  'label': '//cc:cc_perftests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |         '/fake_src/testing/buildbot/gn_isolate_map2.pyl': | 
 |         ("{'cc_perftests': {" | 
 |          "  'label': '//cc:cc_perftests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |         'c:\\fake_src\out\Default\cc_perftests.exe.runtime_deps': | 
 |         ("cc_perftests\n"), | 
 |     } | 
 |     mbw = self.fake_mbw(files=files, win32=True) | 
 |     # Check that passing duplicate targets into mb fails. | 
 |     self.check(['gen', | 
 |                 '-c', 'debug_goma', | 
 |                 '--swarming-targets-file', '/tmp/swarming_targets', | 
 |                 '--isolate-map-file', | 
 |                 '/fake_src/testing/buildbot/gn_isolate_map.pyl', | 
 |                 '--isolate-map-file', | 
 |                 '/fake_src/testing/buildbot/gn_isolate_map2.pyl', | 
 |                 '//out/Default'], mbw=mbw, ret=1) | 
 |  | 
 |  | 
 |   def test_isolate(self): | 
 |     files = { | 
 |         '/fake_src/out/Default/toolchain.ninja': | 
 |         "", | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ("{'base_unittests': {" | 
 |          "  'label': '//base:base_unittests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |         '/fake_src/out/Default/base_unittests.runtime_deps': | 
 |         ("base_unittests\n"), | 
 |     } | 
 |     self.check(['isolate', '-c', 'debug_goma', '//out/Default', | 
 |                 'base_unittests'], files=files, ret=0) | 
 |  | 
 |     # test running isolate on an existing build_dir | 
 |     files['/fake_src/out/Default/args.gn'] = 'is_debug = True\n' | 
 |     self.check(['isolate', '//out/Default', 'base_unittests'], | 
 |                files=files, ret=0) | 
 |  | 
 |     self.check(['isolate', '//out/Default', 'base_unittests'], | 
 |                files=files, ret=0) | 
 |  | 
 |   def test_isolate_dir(self): | 
 |     files = { | 
 |         '/fake_src/out/Default/toolchain.ninja': | 
 |         "", | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ("{'base_unittests': {" | 
 |          "  'label': '//base:base_unittests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |     } | 
 |     mbw = self.fake_mbw(files=files) | 
 |     mbw.cmds.append((0, '', ''))  # Result of `gn gen` | 
 |     mbw.cmds.append((0, '', ''))  # Result of `autoninja` | 
 |  | 
 |     # Result of `gn desc runtime_deps` | 
 |     mbw.cmds.append((0, 'base_unitests\n../../test_data/\n', '')) | 
 |     self.check(['isolate', '-c', 'debug_goma', '//out/Default', | 
 |                 'base_unittests'], mbw=mbw, ret=0, err='') | 
 |  | 
 |   def test_isolate_generated_dir(self): | 
 |     files = { | 
 |         '/fake_src/out/Default/toolchain.ninja': | 
 |         "", | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ("{'base_unittests': {" | 
 |          "  'label': '//base:base_unittests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |     } | 
 |     mbw = self.fake_mbw(files=files) | 
 |     mbw.cmds.append((0, '', ''))  # Result of `gn gen` | 
 |     mbw.cmds.append((0, '', ''))  # Result of `autoninja` | 
 |  | 
 |     # Result of `gn desc runtime_deps` | 
 |     mbw.cmds.append((0, 'base_unitests\ntest_data/\n', '')) | 
 |     expected_err = ('error: gn `data` items may not list generated directories;' | 
 |                     ' list files in directory instead for:\n' | 
 |                     '//out/Default/test_data/\n') | 
 |     self.check(['isolate', '-c', 'debug_goma', '//out/Default', | 
 |                 'base_unittests'], mbw=mbw, ret=1) | 
 |     self.assertEqual(mbw.out[-len(expected_err):], expected_err) | 
 |  | 
 |  | 
 |   def test_run(self): | 
 |     files = { | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ("{'base_unittests': {" | 
 |          "  'label': '//base:base_unittests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |         '/fake_src/out/Default/base_unittests.runtime_deps': | 
 |         ("base_unittests\n"), | 
 |     } | 
 |     self.check(['run', '-c', 'debug_goma', '//out/Default', | 
 |                 'base_unittests'], files=files, ret=0) | 
 |  | 
 |   def test_run_swarmed(self): | 
 |     files = { | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ("{'base_unittests': {" | 
 |          "  'label': '//base:base_unittests'," | 
 |          "  'type': 'console_test_launcher'," | 
 |          "}}\n"), | 
 |         '/fake_src/out/Default/base_unittests.runtime_deps': | 
 |         ("base_unittests\n"), | 
 |         '/fake_src/out/Default/base_unittests.archive.json': | 
 |         ("{\"base_unittests\":\"fake_hash\"}"), | 
 |         '/fake_src/third_party/depot_tools/cipd_manifest.txt': | 
 |         ("# vpython\n" | 
 |          "/some/vpython/pkg  git_revision:deadbeef\n"), | 
 |     } | 
 |  | 
 |     mbw = self.fake_mbw(files=files) | 
 |     original_impl = mbw.ToSrcRelPath | 
 |  | 
 |     def to_src_rel_path_stub(path): | 
 |       if path.endswith('base_unittests.archive.json'): | 
 |         return 'base_unittests.archive.json' | 
 |       return original_impl(path) | 
 |  | 
 |     mbw.ToSrcRelPath = to_src_rel_path_stub | 
 |  | 
 |     self.check(['run', '-s', '-c', 'debug_goma', '//out/Default', | 
 |                 'base_unittests'], mbw=mbw, ret=0) | 
 |     self.check(['run', '-s', '-c', 'debug_goma', '-d', 'os', 'Win7', | 
 |                 '//out/Default', 'base_unittests'], mbw=mbw, ret=0) | 
 |  | 
 |   def test_lookup(self): | 
 |     self.check(['lookup', '-c', 'debug_goma'], ret=0, | 
 |                out=('\n' | 
 |                     'Writing """\\\n' | 
 |                     'is_debug = true\n' | 
 |                     'use_goma = true\n' | 
 |                     '""" to _path_/args.gn.\n\n' | 
 |                     '/fake_src/buildtools/linux64/gn gen _path_\n')) | 
 |  | 
 |   def test_quiet_lookup(self): | 
 |     self.check(['lookup', '-c', 'debug_goma', '--quiet'], ret=0, | 
 |                out=('is_debug = true\n' | 
 |                     'use_goma = true\n')) | 
 |  | 
 |   def test_lookup_goma_dir_expansion(self): | 
 |     self.check(['lookup', '-c', 'rel_bot', '-g', '/foo'], ret=0, | 
 |                out=('\n' | 
 |                     'Writing """\\\n' | 
 |                     'enable_doom_melon = true\n' | 
 |                     'goma_dir = "/foo"\n' | 
 |                     'is_debug = false\n' | 
 |                     'use_goma = true\n' | 
 |                     '""" to _path_/args.gn.\n\n' | 
 |                     '/fake_src/buildtools/linux64/gn gen _path_\n')) | 
 |  | 
 |   def test_help(self): | 
 |     orig_stdout = sys.stdout | 
 |     try: | 
 |       sys.stdout = StringIO() | 
 |       self.assertRaises(SystemExit, self.check, ['-h']) | 
 |       self.assertRaises(SystemExit, self.check, ['help']) | 
 |       self.assertRaises(SystemExit, self.check, ['help', 'gen']) | 
 |     finally: | 
 |       sys.stdout = orig_stdout | 
 |  | 
 |   def test_multiple_phases(self): | 
 |     # Check that not passing a --phase to a multi-phase builder fails. | 
 |     mbw = self.check(['lookup', '-m', 'fake_master', '-b', 'fake_multi_phase'], | 
 |                      ret=1) | 
 |     self.assertIn('Must specify a build --phase', mbw.out) | 
 |  | 
 |     # Check that passing a --phase to a single-phase builder fails. | 
 |     mbw = self.check(['lookup', '-m', 'fake_master', '-b', 'fake_builder', | 
 |                       '--phase', 'phase_1'], ret=1) | 
 |     self.assertIn('Must not specify a build --phase', mbw.out) | 
 |  | 
 |     # Check that passing a wrong phase key to a multi-phase builder fails. | 
 |     mbw = self.check(['lookup', '-m', 'fake_master', '-b', 'fake_multi_phase', | 
 |                       '--phase', 'wrong_phase'], ret=1) | 
 |     self.assertIn('Phase wrong_phase doesn\'t exist', mbw.out) | 
 |  | 
 |     # Check that passing a correct phase key to a multi-phase builder passes. | 
 |     mbw = self.check(['lookup', '-m', 'fake_master', '-b', 'fake_multi_phase', | 
 |                       '--phase', 'phase_1'], ret=0) | 
 |     self.assertIn('phase = 1', mbw.out) | 
 |  | 
 |     mbw = self.check(['lookup', '-m', 'fake_master', '-b', 'fake_multi_phase', | 
 |                       '--phase', 'phase_2'], ret=0) | 
 |     self.assertIn('phase = 2', mbw.out) | 
 |  | 
 |   def test_recursive_lookup(self): | 
 |     files = { | 
 |         '/fake_src/build/args/fake.gn': ( | 
 |           'enable_doom_melon = true\n' | 
 |           'enable_antidoom_banana = true\n' | 
 |         ) | 
 |     } | 
 |     self.check(['lookup', '-m', 'fake_master', '-b', 'fake_args_file', | 
 |                 '--recursive'], files=files, ret=0, | 
 |                out=('enable_antidoom_banana = true\n' | 
 |                     'enable_doom_melon = true\n' | 
 |                     'use_goma = true\n')) | 
 |  | 
 |   def test_validate(self): | 
 |     mbw = self.fake_mbw() | 
 |     self.check(['validate'], mbw=mbw, ret=0) | 
 |  | 
 |   def test_bad_validate(self): | 
 |     mbw = self.fake_mbw() | 
 |     mbw.files[mbw.default_config] = TEST_BAD_CONFIG | 
 |     self.check(['validate', '-f', mbw.default_config], mbw=mbw, ret=1) | 
 |  | 
 |   def test_duplicate_validate(self): | 
 |     mbw = self.fake_mbw() | 
 |     mbw.files[mbw.default_config] = TEST_DUP_CONFIG | 
 |     self.check(['validate'], mbw=mbw, ret=1) | 
 |     self.assertIn( | 
 |         'Duplicate configs detected. When evaluated fully, the ' | 
 |         'following configs are all equivalent: \'some_config\', ' | 
 |         '\'some_other_config\'.', mbw.out) | 
 |  | 
 |   def test_build_command_unix(self): | 
 |     files = { | 
 |         '/fake_src/out/Default/toolchain.ninja': | 
 |         '', | 
 |         '/fake_src/testing/buildbot/gn_isolate_map.pyl': | 
 |         ('{"base_unittests": {' | 
 |          '  "label": "//base:base_unittests",' | 
 |          '  "type": "console_test_launcher",' | 
 |          '  "args": [],' | 
 |          '}}\n') | 
 |     } | 
 |  | 
 |     mbw = self.fake_mbw(files) | 
 |     self.check(['run', '//out/Default', 'base_unittests'], mbw=mbw, ret=0) | 
 |     self.assertIn(['autoninja', '-C', 'out/Default', 'base_unittests'], | 
 |                   mbw.calls) | 
 |  | 
 |   def test_build_command_windows(self): | 
 |     files = { | 
 |         'c:\\fake_src\\out\\Default\\toolchain.ninja': | 
 |         '', | 
 |         'c:\\fake_src\\testing\\buildbot\\gn_isolate_map.pyl': | 
 |         ('{"base_unittests": {' | 
 |          '  "label": "//base:base_unittests",' | 
 |          '  "type": "console_test_launcher",' | 
 |          '  "args": [],' | 
 |          '}}\n') | 
 |     } | 
 |  | 
 |     mbw = self.fake_mbw(files, True) | 
 |     self.check(['run', '//out/Default', 'base_unittests'], mbw=mbw, ret=0) | 
 |     self.assertIn(['autoninja.bat', '-C', 'out\\Default', 'base_unittests'], | 
 |                   mbw.calls) | 
 |  | 
 |   def test_ios_error_config_with_ios_json(self): | 
 |     """Ensures that ios_error config finds the correct iOS JSON file for args""" | 
 |     files = { | 
 |         '/fake_src/ios/build/bots/fake_master/fake_ios_error.json': | 
 |         ('{"gn_args": ["is_debug=true"]}\n') | 
 |     } | 
 |     mbw = self.fake_mbw(files) | 
 |     self.check(['lookup', '-m', 'fake_master', '-b', 'fake_ios_error'], | 
 |                mbw=mbw, | 
 |                ret=0, | 
 |                out=('\n' | 
 |                     'Writing """\\\n' | 
 |                     'is_debug = true\n' | 
 |                     '""" to _path_/args.gn.\n\n' | 
 |                     '/fake_src/buildtools/linux64/gn gen _path_\n')) | 
 |  | 
 |   def test_bot_definition_in_ios_json_only(self): | 
 |     """Ensures that logic checks iOS JSON file for args | 
 |  | 
 |     When builder definition is not present, ensure that ios/build/bots/ is | 
 |     checked. | 
 |     """ | 
 |     files = { | 
 |         '/fake_src/ios/build/bots/fake_master/fake_ios_bot.json': | 
 |         ('{"gn_args": ["is_debug=true"]}\n') | 
 |     } | 
 |     mbw = self.fake_mbw(files) | 
 |     self.check(['lookup', '-m', 'fake_master', '-b', 'fake_ios_bot'], | 
 |                mbw=mbw, | 
 |                ret=0, | 
 |                out=('\n' | 
 |                     'Writing """\\\n' | 
 |                     'is_debug = true\n' | 
 |                     '""" to _path_/args.gn.\n\n' | 
 |                     '/fake_src/buildtools/linux64/gn gen _path_\n')) | 
 |  | 
 |   def test_ios_error_config_missing_json_definition(self): | 
 |     """Ensures MBErr is thrown | 
 |  | 
 |     Expect MBErr with 'No iOS definition ...' for iOS bots when the bot config | 
 |     is ios_error, but there is no iOS JSON definition for it. | 
 |     """ | 
 |     mbw = self.fake_mbw() | 
 |     self.check(['lookup', '-m', 'fake_master', '-b', 'fake_ios_error'], | 
 |                mbw=mbw, | 
 |                ret=1) | 
 |     self.assertIn('MBErr: No iOS definition was found.', mbw.out) | 
 |  | 
 |   def test_bot_missing_definition(self): | 
 |     """Ensures builder missing MBErr is thrown | 
 |  | 
 |     Expect the original MBErr to be thrown for iOS bots when the bot definition | 
 |     doesn't exist at all. | 
 |     """ | 
 |     mbw = self.fake_mbw() | 
 |     self.check(['lookup', '-m', 'fake_master', '-b', 'random_bot'], | 
 |                mbw=mbw, | 
 |                ret=1) | 
 |     self.assertIn('MBErr: Builder name "random_bot"  not found under masters', | 
 |                   mbw.out) | 
 |  | 
 |  | 
 | if __name__ == '__main__': | 
 |   unittest.main() |