diff options
Diffstat (limited to 'tools/scan-build-py/tests/functional/cases/test_create_cdb.py')
| -rw-r--r-- | tools/scan-build-py/tests/functional/cases/test_create_cdb.py | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/tools/scan-build-py/tests/functional/cases/test_create_cdb.py b/tools/scan-build-py/tests/functional/cases/test_create_cdb.py new file mode 100644 index 0000000000..6d449ba39c --- /dev/null +++ b/tools/scan-build-py/tests/functional/cases/test_create_cdb.py @@ -0,0 +1,191 @@ +# -*- coding: utf-8 -*- +# The LLVM Compiler Infrastructure +# +# This file is distributed under the University of Illinois Open Source +# License. See LICENSE.TXT for details. + +from ...unit import fixtures +from . import make_args, silent_check_call, silent_call, create_empty_file +import unittest + +import os.path +import json + + +class CompilationDatabaseTest(unittest.TestCase): + @staticmethod + def run_intercept(tmpdir, args): + result = os.path.join(tmpdir, 'cdb.json') + make = make_args(tmpdir) + args + silent_check_call( + ['intercept-build', '--cdb', result] + make) + return result + + @staticmethod + def count_entries(filename): + with open(filename, 'r') as handler: + content = json.load(handler) + return len(content) + + def test_successful_build(self): + with fixtures.TempDir() as tmpdir: + result = self.run_intercept(tmpdir, ['build_regular']) + self.assertTrue(os.path.isfile(result)) + self.assertEqual(5, self.count_entries(result)) + + def test_successful_build_with_wrapper(self): + with fixtures.TempDir() as tmpdir: + result = os.path.join(tmpdir, 'cdb.json') + make = make_args(tmpdir) + ['build_regular'] + silent_check_call(['intercept-build', '--cdb', result, + '--override-compiler'] + make) + self.assertTrue(os.path.isfile(result)) + self.assertEqual(5, self.count_entries(result)) + + @unittest.skipIf(os.getenv('TRAVIS'), 'ubuntu make return -11') + def test_successful_build_parallel(self): + with fixtures.TempDir() as tmpdir: + result = self.run_intercept(tmpdir, ['-j', '4', 'build_regular']) + self.assertTrue(os.path.isfile(result)) + self.assertEqual(5, self.count_entries(result)) + + @unittest.skipIf(os.getenv('TRAVIS'), 'ubuntu env remove clang from path') + def test_successful_build_on_empty_env(self): + with fixtures.TempDir() as tmpdir: + result = os.path.join(tmpdir, 'cdb.json') + make = make_args(tmpdir) + ['CC=clang', 'build_regular'] + silent_check_call(['intercept-build', '--cdb', result, + 'env', '-'] + make) + self.assertTrue(os.path.isfile(result)) + self.assertEqual(5, self.count_entries(result)) + + def test_successful_build_all_in_one(self): + with fixtures.TempDir() as tmpdir: + result = self.run_intercept(tmpdir, ['build_all_in_one']) + self.assertTrue(os.path.isfile(result)) + self.assertEqual(5, self.count_entries(result)) + + def test_not_successful_build(self): + with fixtures.TempDir() as tmpdir: + result = os.path.join(tmpdir, 'cdb.json') + make = make_args(tmpdir) + ['build_broken'] + silent_call( + ['intercept-build', '--cdb', result] + make) + self.assertTrue(os.path.isfile(result)) + self.assertEqual(2, self.count_entries(result)) + + +class ExitCodeTest(unittest.TestCase): + @staticmethod + def run_intercept(tmpdir, target): + result = os.path.join(tmpdir, 'cdb.json') + make = make_args(tmpdir) + [target] + return silent_call( + ['intercept-build', '--cdb', result] + make) + + def test_successful_build(self): + with fixtures.TempDir() as tmpdir: + exitcode = self.run_intercept(tmpdir, 'build_clean') + self.assertFalse(exitcode) + + def test_not_successful_build(self): + with fixtures.TempDir() as tmpdir: + exitcode = self.run_intercept(tmpdir, 'build_broken') + self.assertTrue(exitcode) + + +class ResumeFeatureTest(unittest.TestCase): + @staticmethod + def run_intercept(tmpdir, target, args): + result = os.path.join(tmpdir, 'cdb.json') + make = make_args(tmpdir) + [target] + silent_check_call( + ['intercept-build', '--cdb', result] + args + make) + return result + + @staticmethod + def count_entries(filename): + with open(filename, 'r') as handler: + content = json.load(handler) + return len(content) + + def test_overwrite_existing_cdb(self): + with fixtures.TempDir() as tmpdir: + result = self.run_intercept(tmpdir, 'build_clean', []) + self.assertTrue(os.path.isfile(result)) + result = self.run_intercept(tmpdir, 'build_regular', []) + self.assertTrue(os.path.isfile(result)) + self.assertEqual(2, self.count_entries(result)) + + def test_append_to_existing_cdb(self): + with fixtures.TempDir() as tmpdir: + result = self.run_intercept(tmpdir, 'build_clean', []) + self.assertTrue(os.path.isfile(result)) + result = self.run_intercept(tmpdir, 'build_regular', ['--append']) + self.assertTrue(os.path.isfile(result)) + self.assertEqual(5, self.count_entries(result)) + + +class ResultFormatingTest(unittest.TestCase): + @staticmethod + def run_intercept(tmpdir, command): + result = os.path.join(tmpdir, 'cdb.json') + silent_check_call( + ['intercept-build', '--cdb', result] + command, + cwd=tmpdir) + with open(result, 'r') as handler: + content = json.load(handler) + return content + + def assert_creates_number_of_entries(self, command, count): + with fixtures.TempDir() as tmpdir: + filename = os.path.join(tmpdir, 'test.c') + create_empty_file(filename) + command.append(filename) + cmd = ['sh', '-c', ' '.join(command)] + cdb = self.run_intercept(tmpdir, cmd) + self.assertEqual(count, len(cdb)) + + def test_filter_preprocessor_only_calls(self): + self.assert_creates_number_of_entries(['cc', '-c'], 1) + self.assert_creates_number_of_entries(['cc', '-c', '-E'], 0) + self.assert_creates_number_of_entries(['cc', '-c', '-M'], 0) + self.assert_creates_number_of_entries(['cc', '-c', '-MM'], 0) + + def assert_command_creates_entry(self, command, expected): + with fixtures.TempDir() as tmpdir: + filename = os.path.join(tmpdir, command[-1]) + create_empty_file(filename) + cmd = ['sh', '-c', ' '.join(command)] + cdb = self.run_intercept(tmpdir, cmd) + self.assertEqual(' '.join(expected), cdb[0]['command']) + + def test_filter_preprocessor_flags(self): + self.assert_command_creates_entry( + ['cc', '-c', '-MD', 'test.c'], + ['cc', '-c', 'test.c']) + self.assert_command_creates_entry( + ['cc', '-c', '-MMD', 'test.c'], + ['cc', '-c', 'test.c']) + self.assert_command_creates_entry( + ['cc', '-c', '-MD', '-MF', 'test.d', 'test.c'], + ['cc', '-c', 'test.c']) + + def test_pass_language_flag(self): + self.assert_command_creates_entry( + ['cc', '-c', '-x', 'c', 'test.c'], + ['cc', '-c', '-x', 'c', 'test.c']) + self.assert_command_creates_entry( + ['cc', '-c', 'test.c'], + ['cc', '-c', 'test.c']) + + def test_pass_arch_flags(self): + self.assert_command_creates_entry( + ['clang', '-c', 'test.c'], + ['cc', '-c', 'test.c']) + self.assert_command_creates_entry( + ['clang', '-c', '-arch', 'i386', 'test.c'], + ['cc', '-c', '-arch', 'i386', 'test.c']) + self.assert_command_creates_entry( + ['clang', '-c', '-arch', 'i386', '-arch', 'armv7l', 'test.c'], + ['cc', '-c', '-arch', 'i386', '-arch', 'armv7l', 'test.c']) |