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| 1 #!/usr/bin/env python | |
| 2 # Copyright 2014 The Chromium Authors. All rights reserved. | |
| 3 # Use of this source code is governed by a BSD-style license that can be | |
| 4 # found in the LICENSE file. | |
| 5 | |
| 6 """ | |
| 7 Unit tests for the contents of device_temp_file.py. | |
| 8 """ | |
| 9 | |
| 10 import logging | |
| 11 import os | |
| 12 import sys | |
| 13 import unittest | |
| 14 | |
| 15 from pylib import constants | |
| 16 from pylib.device import adb_wrapper | |
| 17 from pylib.device import device_errors | |
| 18 from pylib.utils import device_temp_file | |
| 19 from pylib.utils import mock_calls | |
| 20 | |
| 21 sys.path.append(os.path.join( | |
| 22 constants.DIR_SOURCE_ROOT, 'third_party', 'pymock')) | |
| 23 import mock # pylint: disable=F0401 | |
| 24 | |
| 25 class DeviceTempFileTest(mock_calls.TestCase): | |
| 26 | |
| 27 def setUp(self): | |
| 28 test_serial = '0123456789abcdef' | |
| 29 self.adb = mock.Mock(spec=adb_wrapper.AdbWrapper) | |
| 30 self.adb.__str__ = mock.Mock(return_value=test_serial) | |
| 31 self.watchMethodCalls(self.call.adb) | |
| 32 | |
| 33 def mockShellCall(self, cmd_prefix, action=''): | |
| 34 """Expect an adb.Shell(cmd) call with cmd_prefix and do some action | |
| 35 | |
| 36 Args: | |
| 37 cmd_prefix: A string, the cmd of the received call is expected to have | |
| 38 this as a prefix. | |
| 39 action: If callable, an action to perform when the expected call is | |
| 40 received, otherwise a return value. | |
| 41 Returns: | |
| 42 An (expected_call, action) pair suitable for use in assertCalls. | |
| 43 """ | |
| 44 def check_and_return(cmd): | |
| 45 self.assertTrue( | |
| 46 cmd.startswith(cmd_prefix), | |
| 47 'command %r does not start with prefix %r' % (cmd, cmd_prefix)) | |
| 48 if callable(action): | |
| 49 return action(cmd) | |
| 50 else: | |
| 51 return action | |
| 52 return (self.call.adb.Shell(mock.ANY), check_and_return) | |
| 53 | |
| 54 def mockExistsTest(self, exists_result): | |
| 55 def action(cmd): | |
| 56 if exists_result: | |
| 57 return '' | |
| 58 else: | |
| 59 raise device_errors.AdbCommandFailedError( | |
| 60 cmd, 'File not found', 1, str(self.adb)) | |
| 61 return self.mockShellCall('test -e ', action) | |
| 62 | |
| 63 def testTempFileNameAlreadyExists(self): | |
| 64 with self.assertCalls( | |
| 65 self.mockShellCall('test -d /data/local/tmp'), | |
| 66 self.mockExistsTest(True), | |
| 67 self.mockExistsTest(True), | |
| 68 self.mockExistsTest(True), | |
| 69 self.mockExistsTest(False), | |
| 70 self.mockShellCall('touch '), | |
| 71 self.mockShellCall('rm -f ')): | |
| 72 with device_temp_file.DeviceTempFile(self.adb) as tmpfile: | |
| 73 logging.debug('Temp file name: %s' % tmpfile.name) | |
| 74 | |
| 75 def testTempFileLifecycle(self): | |
| 76 with self.assertCalls( | |
| 77 self.mockShellCall('test -d /data/local/tmp'), | |
| 78 self.mockExistsTest(False), | |
| 79 self.mockShellCall('touch ')): | |
| 80 tempFileContextManager = device_temp_file.DeviceTempFile(self.adb) | |
| 81 with mock.patch.object(self.adb, 'Shell'): | |
| 82 with tempFileContextManager as tmpfile: | |
| 83 logging.debug('Temp file name: %s' % tmpfile.name) | |
| 84 self.assertEquals(0, self.adb.Shell.call_count) | |
| 85 self.assertEquals(1, self.adb.Shell.call_count) | |
| 86 args, _ = self.adb.Shell.call_args | |
| 87 self.assertTrue(args[0].startswith('rm -f ')) | |
| 88 | |
| 89 if __name__ == '__main__': | |
| 90 logging.getLogger().setLevel(logging.DEBUG) | |
| 91 unittest.main(verbosity=2) | |
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Chromium Code Reviews
Issue 2392643003:
Removes files from //build that we don't need (Closed)
