Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1 | # Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 | # Use of this source code is governed by a BSD-style license that can be |
| 3 | # found in the LICENSE file. |
| 4 | |
| 5 | |
| 6 | class Environment(object): |
| 7 | """An environment in which tests can be run. |
| 8 | |
| 9 | This is expected to handle all logic that is applicable to an entire specific |
| 10 | environment but is independent of the test type. |
| 11 | |
| 12 | Examples include: |
| 13 | - The local device environment, for running tests on devices attached to |
| 14 | the local machine. |
| 15 | - The local machine environment, for running tests directly on the local |
| 16 | machine. |
| 17 | """ |
| 18 | |
| 19 | def __init__(self): |
| 20 | pass |
| 21 | |
| 22 | def SetUp(self): |
| 23 | raise NotImplementedError |
| 24 | |
| 25 | def TearDown(self): |
| 26 | raise NotImplementedError |
| 27 | |
| 28 | def __enter__(self): |
| 29 | self.SetUp() |
| 30 | return self |
| 31 | |
| 32 | def __exit__(self, _exc_type, _exc_val, _exc_tb): |
| 33 | self.TearDown() |
| 34 | |