/usr/share/clang/scan-build-py-4.0/tests/functional/cases/test_create_cdb.py is in clang-tools-4.0 1:4.0.1-10~deb9u2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 | # -*- coding: utf-8 -*-
# The LLVM Compiler Infrastructure
#
# This file is distributed under the University of Illinois Open Source
# License. See LICENSE.TXT for details.
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'])
|