| #!/usr/bin/python |
| # Copyright 2015 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.""" |
| |
| import json |
| import StringIO |
| import os |
| import sys |
| import unittest |
| |
| 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.platform = 'win32' |
| self.executable = 'c:\\python\\python.exe' |
| self.sep = '\\' |
| else: |
| self.chromium_src_dir = '/fake_src' |
| self.default_config = '/fake_src/tools/mb/mb_config.pyl' |
| self.executable = '/usr/bin/python' |
| self.platform = 'linux2' |
| self.sep = '/' |
| |
| 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(path) is not None |
| |
| def MaybeMakeDirectory(self, path): |
| self.files[path] = True |
| |
| def PathJoin(self, *comps): |
| return self.sep.join(comps) |
| |
| def ReadFile(self, path): |
| return self.files[path] |
| |
| def WriteFile(self, path, contents, force_verbose=False): |
| self.files[path] = contents |
| |
| def Call(self, cmd, env=None, buffer_output=True): |
| if env: |
| self.cross_compile = env.get('GYP_CROSSCOMPILE') |
| 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): |
| del self.files[path] |
| |
| def RemoveDirectory(self, path): |
| self.rmdirs.append(path) |
| files_to_delete = [f for f in self.files if f.startswith(path)] |
| for f in files_to_delete: |
| self.files[f] = None |
| |
| |
| 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 = """\ |
| { |
| 'common_dev_configs': ['gn_debug'], |
| 'configs': { |
| 'gyp_rel_bot': ['gyp', 'rel', 'goma'], |
| 'gn_debug': ['gn', 'debug', 'goma'], |
| 'gyp_debug': ['gyp', 'debug'], |
| 'gn_rel_bot': ['gn', 'rel', 'goma'], |
| 'private': ['gyp', 'rel', 'fake_feature1'], |
| 'unsupported': ['gn', 'fake_feature2'], |
| }, |
| 'masters': { |
| 'fake_master': { |
| 'fake_builder': 'gyp_rel_bot', |
| 'fake_gn_builder': 'gn_rel_bot', |
| 'fake_gyp_builder': 'gyp_debug', |
| }, |
| }, |
| 'mixins': { |
| 'fake_feature1': { |
| 'gn_args': 'enable_doom_melon=true', |
| 'gyp_crosscompile': True, |
| 'gyp_defines': 'doom_melon=1', |
| }, |
| 'fake_feature2': { |
| 'gn_args': 'enable_doom_melon=false', |
| 'gyp_defaults': 'doom_melon=0', |
| }, |
| 'gyp': {'type': 'gyp'}, |
| 'gn': {'type': 'gn'}, |
| 'goma': { |
| 'gn_args': 'use_goma=true goma_dir="$(goma_dir)"', |
| 'gyp_defines': 'goma=1 gomadir=$(goma_dir)', |
| }, |
| 'rel': { |
| 'gn_args': 'is_debug=false', |
| }, |
| 'debug': { |
| 'gn_args': 'is_debug=true', |
| }, |
| }, |
| 'private_configs': ['private'], |
| 'unsupported_configs': ['unsupported'], |
| } |
| """ |
| |
| |
| class UnitTest(unittest.TestCase): |
| def fake_mbw(self, files=None, win32=False): |
| mbw = FakeMBW(win32=win32) |
| mbw.files.setdefault(mbw.default_config, TEST_CONFIG) |
| 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): |
| if not mbw: |
| mbw = self.fake_mbw(files) |
| mbw.ParseArgs(args) |
| actual_ret = mbw.args.func() |
| if ret is not None: |
| 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_clobber(self): |
| files = { |
| '/fake_src/out/Debug': None, |
| '/fake_src/out/Debug/mb_type': None, |
| } |
| mbw = self.fake_mbw(files) |
| |
| # The first time we run this, the build dir doesn't exist, so no clobber. |
| self.check(['gen', '-c', 'gn_debug', '//out/Debug'], mbw=mbw, ret=0) |
| self.assertEqual(mbw.rmdirs, []) |
| self.assertEqual(mbw.files['/fake_src/out/Debug/mb_type'], 'gn') |
| |
| # The second time we run this, the build dir exists and matches, so no |
| # clobber. |
| self.check(['gen', '-c', 'gn_debug', '//out/Debug'], mbw=mbw, ret=0) |
| self.assertEqual(mbw.rmdirs, []) |
| self.assertEqual(mbw.files['/fake_src/out/Debug/mb_type'], 'gn') |
| |
| # Now we switch build types; this should result in a clobber. |
| self.check(['gen', '-c', 'gyp_debug', '//out/Debug'], mbw=mbw, ret=0) |
| self.assertEqual(mbw.rmdirs, ['/fake_src/out/Debug']) |
| self.assertEqual(mbw.files['/fake_src/out/Debug/mb_type'], 'gyp') |
| |
| # Now we delete mb_type; this checks the case where the build dir |
| # exists but wasn't populated by mb; this should also result in a clobber. |
| del mbw.files['/fake_src/out/Debug/mb_type'] |
| self.check(['gen', '-c', 'gyp_debug', '//out/Debug'], mbw=mbw, ret=0) |
| self.assertEqual(mbw.rmdirs, |
| ['/fake_src/out/Debug', '/fake_src/out/Debug']) |
| self.assertEqual(mbw.files['/fake_src/out/Debug/mb_type'], 'gyp') |
| |
| def test_gn_analyze(self): |
| files = {'/tmp/in.json': """{\ |
| "files": ["foo/foo_unittest.cc"], |
| "targets": ["foo_unittests", "bar_unittests"] |
| }"""} |
| |
| mbw = self.fake_mbw(files) |
| mbw.Call = lambda cmd, env=None, buffer_output=True: ( |
| 0, 'out/Default/foo_unittests\n', '') |
| |
| self.check(['analyze', '-c', 'gn_debug', '//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', |
| 'targets': ['foo_unittests'], |
| 'build_targets': ['foo_unittests'] |
| }) |
| |
| def test_gn_analyze_all(self): |
| files = {'/tmp/in.json': """{\ |
| "files": ["foo/foo_unittest.cc"], |
| "targets": ["all", "bar_unittests"] |
| }"""} |
| mbw = self.fake_mbw(files) |
| mbw.Call = lambda cmd, env=None, buffer_output=True: ( |
| 0, 'out/Default/foo_unittests\n', '') |
| self.check(['analyze', '-c', 'gn_debug', '//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 (all)', |
| }) |
| |
| def test_gn_analyze_missing_file(self): |
| files = {'/tmp/in.json': """{\ |
| "files": ["foo/foo_unittest.cc"], |
| "targets": ["bar_unittests"] |
| }"""} |
| mbw = self.fake_mbw(files) |
| mbw.cmds = [ |
| (0, '', ''), |
| (1, 'The input matches no targets, configs, or files\n', ''), |
| (1, 'The input matches no targets, configs, or files\n', ''), |
| ] |
| |
| self.check(['analyze', '-c', 'gn_debug', '//out/Default', |
| '/tmp/in.json', '/tmp/out.json'], mbw=mbw, ret=0) |
| out = json.loads(mbw.files['/tmp/out.json']) |
| self.assertEqual(out, { |
| 'build_targets': [], |
| 'targets': [], |
| 'status': 'No dependency', |
| }) |
| |
| def test_gn_gen(self): |
| self.check(['gen', '-c', 'gn_debug', '//out/Default', '-g', '/goma'], |
| ret=0, |
| out=('/fake_src/buildtools/linux64/gn gen //out/Default ' |
| '\'--args=is_debug=true use_goma=true goma_dir="/goma"\' ' |
| '--check\n')) |
| |
| mbw = self.fake_mbw(win32=True) |
| self.check(['gen', '-c', 'gn_debug', '-g', 'c:\\goma', '//out/Debug'], |
| mbw=mbw, ret=0, |
| out=('c:\\fake_src\\buildtools\\win\\gn gen //out/Debug ' |
| '"--args=is_debug=true use_goma=true goma_dir=\\"' |
| 'c:\\goma\\"" --check\n')) |
| |
| |
| def test_gn_gen_fails(self): |
| mbw = self.fake_mbw() |
| mbw.Call = lambda cmd, env=None, buffer_output=True: (1, '', '') |
| self.check(['gen', '-c', 'gn_debug', '//out/Default'], mbw=mbw, ret=1) |
| |
| def test_gn_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': 'raw'," |
| " 'args': []," |
| "}}\n" |
| ), |
| '/fake_src/out/Default/base_unittests.runtime_deps': ( |
| "base_unittests\n" |
| ), |
| } |
| mbw = self.fake_mbw(files) |
| self.check(['gen', |
| '-c', 'gn_debug', |
| '--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_gn_isolate(self): |
| files = { |
| '/fake_src/testing/buildbot/gn_isolate_map.pyl': ( |
| "{'base_unittests': {" |
| " 'label': '//base:base_unittests'," |
| " 'type': 'raw'," |
| " 'args': []," |
| "}}\n" |
| ), |
| '/fake_src/out/Default/base_unittests.runtime_deps': ( |
| "base_unittests\n" |
| ), |
| } |
| self.check(['isolate', '-c', 'gn_debug', '//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) |
| |
| files['/fake_src/out/Default/mb_type'] = 'gn\n' |
| self.check(['isolate', '//out/Default', 'base_unittests'], |
| files=files, ret=0) |
| |
| def test_gn_run(self): |
| files = { |
| '/fake_src/testing/buildbot/gn_isolate_map.pyl': ( |
| "{'base_unittests': {" |
| " 'label': '//base:base_unittests'," |
| " 'type': 'raw'," |
| " 'args': []," |
| "}}\n" |
| ), |
| '/fake_src/out/Default/base_unittests.runtime_deps': ( |
| "base_unittests\n" |
| ), |
| } |
| self.check(['run', '-c', 'gn_debug', '//out/Default', 'base_unittests'], |
| files=files, ret=0) |
| |
| def test_gn_lookup(self): |
| self.check(['lookup', '-c', 'gn_debug'], ret=0) |
| |
| def test_gn_lookup_goma_dir_expansion(self): |
| self.check(['lookup', '-c', 'gn_rel_bot', '-g', '/foo'], ret=0, |
| out=("/fake_src/buildtools/linux64/gn gen _path_ " |
| "'--args=is_debug=false use_goma=true " |
| "goma_dir=\"/foo\"'\n" )) |
| |
| def test_gyp_analyze(self): |
| mbw = self.check(['analyze', '-c', 'gyp_rel_bot', '//out/Release', |
| '/tmp/in.json', '/tmp/out.json'], |
| ret=0) |
| self.assertIn('analyzer', mbw.calls[0]) |
| |
| def test_gyp_crosscompile(self): |
| mbw = self.fake_mbw() |
| self.check(['gen', '-c', 'private', '//out/Release'], mbw=mbw) |
| self.assertTrue(mbw.cross_compile) |
| |
| def test_gyp_gen(self): |
| self.check(['gen', '-c', 'gyp_rel_bot', '-g', '/goma', '//out/Release'], |
| ret=0, |
| out=("GYP_DEFINES='goma=1 gomadir=/goma'\n" |
| "python build/gyp_chromium -G output_dir=out\n")) |
| |
| mbw = self.fake_mbw(win32=True) |
| self.check(['gen', '-c', 'gyp_rel_bot', '-g', 'c:\\goma', '//out/Release'], |
| mbw=mbw, ret=0, |
| out=("set GYP_DEFINES=goma=1 gomadir='c:\\goma'\n" |
| "python build\\gyp_chromium -G output_dir=out\n")) |
| |
| def test_gyp_gen_fails(self): |
| mbw = self.fake_mbw() |
| mbw.Call = lambda cmd, env=None, buffer_output=True: (1, '', '') |
| self.check(['gen', '-c', 'gyp_rel_bot', '//out/Release'], mbw=mbw, ret=1) |
| |
| def test_gyp_lookup_goma_dir_expansion(self): |
| self.check(['lookup', '-c', 'gyp_rel_bot', '-g', '/foo'], ret=0, |
| out=("GYP_DEFINES='goma=1 gomadir=/foo'\n" |
| "python build/gyp_chromium -G output_dir=_path_\n")) |
| |
| def test_help(self): |
| orig_stdout = sys.stdout |
| try: |
| sys.stdout = StringIO.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_validate(self): |
| self.check(['validate'], ret=0) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
