| # Copyright 2013 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. |
| |
| import tempfile |
| import unittest |
| |
| import md5_check # pylint: disable=W0403 |
| |
| |
| class TestMd5Check(unittest.TestCase): |
| def setUp(self): |
| self.called = False |
| |
| def testCallAndRecordIfStale(self): |
| input_strings = ['string1', 'string2'] |
| input_file1 = tempfile.NamedTemporaryFile() |
| input_file2 = tempfile.NamedTemporaryFile() |
| file1_contents = 'input file 1' |
| file2_contents = 'input file 2' |
| input_file1.write(file1_contents) |
| input_file1.flush() |
| input_file2.write(file2_contents) |
| input_file2.flush() |
| input_files = [input_file1.name, input_file2.name] |
| |
| record_path = tempfile.NamedTemporaryFile(suffix='.stamp') |
| |
| def CheckCallAndRecord(should_call, message, force=False): |
| self.called = False |
| def MarkCalled(): |
| self.called = True |
| md5_check.CallAndRecordIfStale( |
| MarkCalled, |
| record_path=record_path.name, |
| input_paths=input_files, |
| input_strings=input_strings, |
| force=force) |
| self.failUnlessEqual(should_call, self.called, message) |
| |
| CheckCallAndRecord(True, 'should call when record doesn\'t exist') |
| CheckCallAndRecord(False, 'should not call when nothing changed') |
| CheckCallAndRecord(True, force=True, message='should call when forced') |
| |
| input_file1.write('some more input') |
| input_file1.flush() |
| CheckCallAndRecord(True, 'changed input file should trigger call') |
| |
| input_files = input_files[::-1] |
| CheckCallAndRecord(False, 'reordering of inputs shouldn\'t trigger call') |
| |
| input_files = input_files[:1] |
| CheckCallAndRecord(True, 'removing file should trigger call') |
| |
| input_files.append(input_file2.name) |
| CheckCallAndRecord(True, 'added input file should trigger call') |
| |
| input_strings[0] = input_strings[0] + ' a bit longer' |
| CheckCallAndRecord(True, 'changed input string should trigger call') |
| |
| input_strings = input_strings[::-1] |
| CheckCallAndRecord(True, 'reordering of string inputs should trigger call') |
| |
| input_strings = input_strings[:1] |
| CheckCallAndRecord(True, 'removing a string should trigger call') |
| |
| input_strings.append('a brand new string') |
| CheckCallAndRecord(True, 'added input string should trigger call') |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |