import libear
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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() as tmpdir:
exitcode = self.run_intercept(tmpdir, 'build_clean')
self.assertFalse(exitcode)
def test_not_successful_build(self):
with libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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 libear.TemporaryDirectory() 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'])