You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
96 lines
3.2 KiB
96 lines
3.2 KiB
4 months ago
|
#!/usr/bin/env python3
|
||
|
|
# -*- coding: utf-8 -*-
|
||
|
|
# Copyright 2019 The Chromium OS Authors. All rights reserved.
|
||
|
|
# Use of this source code is governed by a BSD-style license that can be
|
||
|
|
# found in the LICENSE file.
|
||
|
|
|
||
|
|
"""Unit tests for retrieving the LLVM hash."""
|
||
|
|
|
||
|
|
from __future__ import print_function
|
||
|
|
|
||
|
|
import subprocess
|
||
|
|
import unittest
|
||
|
|
import unittest.mock as mock
|
||
|
|
|
||
|
|
import get_llvm_hash
|
||
|
|
from get_llvm_hash import LLVMHash
|
||
|
|
|
||
|
|
# We grab protected stuff from get_llvm_hash. That's OK.
|
||
|
|
# pylint: disable=protected-access
|
||
|
|
|
||
|
|
|
||
|
|
def MakeMockPopen(return_code):
|
||
|
|
|
||
|
|
def MockPopen(*_args, **_kwargs):
|
||
|
|
result = mock.MagicMock()
|
||
|
|
result.returncode = return_code
|
||
|
|
|
||
|
|
communicate_result = result.communicate.return_value
|
||
|
|
# Communicate returns stdout, stderr.
|
||
|
|
communicate_result.__iter__.return_value = (None, 'some stderr')
|
||
|
|
return result
|
||
|
|
|
||
|
|
return MockPopen
|
||
|
|
|
||
|
|
|
||
|
|
class TestGetLLVMHash(unittest.TestCase):
|
||
|
|
"""The LLVMHash test class."""
|
||
|
|
|
||
|
|
@mock.patch.object(subprocess, 'Popen')
|
||
|
|
def testCloneRepoSucceedsWhenGitSucceeds(self, popen_mock):
|
||
|
|
popen_mock.side_effect = MakeMockPopen(return_code=0)
|
||
|
|
llvm_hash = LLVMHash()
|
||
|
|
|
||
|
|
into_tempdir = '/tmp/tmpTest'
|
||
|
|
llvm_hash.CloneLLVMRepo(into_tempdir)
|
||
|
|
popen_mock.assert_called_with(
|
||
|
|
['git', 'clone', get_llvm_hash._LLVM_GIT_URL, into_tempdir],
|
||
|
|
stderr=subprocess.PIPE)
|
||
|
|
|
||
|
|
@mock.patch.object(subprocess, 'Popen')
|
||
|
|
def testCloneRepoFailsWhenGitFails(self, popen_mock):
|
||
|
|
popen_mock.side_effect = MakeMockPopen(return_code=1)
|
||
|
|
|
||
|
|
with self.assertRaises(ValueError) as err:
|
||
|
|
LLVMHash().CloneLLVMRepo('/tmp/tmp1')
|
||
|
|
|
||
|
|
self.assertIn('Failed to clone', str(err.exception.args))
|
||
|
|
self.assertIn('some stderr', str(err.exception.args))
|
||
|
|
|
||
|
|
@mock.patch.object(get_llvm_hash, 'GetGitHashFrom')
|
||
|
|
def testGetGitHashWorks(self, mock_get_git_hash):
|
||
|
|
mock_get_git_hash.return_value = 'a13testhash2'
|
||
|
|
|
||
|
|
self.assertEqual(
|
||
|
|
get_llvm_hash.GetGitHashFrom('/tmp/tmpTest', 100), 'a13testhash2')
|
||
|
|
|
||
|
|
mock_get_git_hash.assert_called_once()
|
||
|
|
|
||
|
|
@mock.patch.object(LLVMHash, 'GetLLVMHash')
|
||
|
|
@mock.patch.object(get_llvm_hash, 'GetGoogle3LLVMVersion')
|
||
|
|
def testReturnGoogle3LLVMHash(self, mock_google3_llvm_version,
|
||
|
|
mock_get_llvm_hash):
|
||
|
|
mock_get_llvm_hash.return_value = 'a13testhash3'
|
||
|
|
mock_google3_llvm_version.return_value = 1000
|
||
|
|
self.assertEqual(LLVMHash().GetGoogle3LLVMHash(), 'a13testhash3')
|
||
|
|
mock_get_llvm_hash.assert_called_once_with(1000)
|
||
|
|
|
||
|
|
@mock.patch.object(LLVMHash, 'GetLLVMHash')
|
||
|
|
@mock.patch.object(get_llvm_hash, 'GetGoogle3LLVMVersion')
|
||
|
|
def testReturnGoogle3UnstableLLVMHash(self, mock_google3_llvm_version,
|
||
|
|
mock_get_llvm_hash):
|
||
|
|
mock_get_llvm_hash.return_value = 'a13testhash3'
|
||
|
|
mock_google3_llvm_version.return_value = 1000
|
||
|
|
self.assertEqual(LLVMHash().GetGoogle3UnstableLLVMHash(), 'a13testhash3')
|
||
|
|
mock_get_llvm_hash.assert_called_once_with(1000)
|
||
|
|
|
||
|
|
@mock.patch.object(subprocess, 'check_output')
|
||
|
|
def testSuccessfullyGetGitHashFromToTOfLLVM(self, mock_check_output):
|
||
|
|
mock_check_output.return_value = 'a123testhash1 path/to/main\n'
|
||
|
|
self.assertEqual(LLVMHash().GetTopOfTrunkGitHash(), 'a123testhash1')
|
||
|
|
mock_check_output.assert_called_once()
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == '__main__':
|
||
|
|
unittest.main()
|