| Alex Klein | f4dc4f5 | 2018-12-05 13:55:12 -0700 | [diff] [blame] | 1 | # -*- coding: utf-8 -*- |
| 2 | # Copyright 2018 The Chromium OS 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 | from __future__ import print_function |
| 7 | |
| 8 | from chromite.api import build_api |
| 9 | from chromite.api.gen import build_api_test_pb2 |
| 10 | from chromite.lib import cros_test_lib |
| 11 | |
| 12 | |
| 13 | class RouterTest(cros_test_lib.MockTestCase): |
| 14 | """Test Router functionality.""" |
| 15 | _INPUT_JSON = '{"id":"Input ID"}' |
| 16 | |
| 17 | def setUp(self): |
| 18 | self.router = build_api.Router() |
| 19 | self.router.Register(build_api_test_pb2) |
| 20 | |
| 21 | def testInputOutputMethod(self): |
| 22 | """Test input/output handling.""" |
| 23 | def impl(input_msg, output_msg): |
| 24 | self.assertIsInstance(input_msg, build_api_test_pb2.TestRequestMessage) |
| 25 | self.assertIsInstance(output_msg, build_api_test_pb2.TestResultMessage) |
| 26 | |
| 27 | self.PatchObject(self.router, '_GetMethod', return_value=impl) |
| 28 | |
| 29 | self.router.Route('chromite.api.TestApiService', 'InputOutputMethod', |
| 30 | self._INPUT_JSON) |
| 31 | |
| 32 | # Implementation expecting two methods with definitions that have Empty |
| 33 | # for the input, output, and both messages. |
| 34 | with self.assertRaises(TypeError): |
| 35 | self.router.Route('chromite.api.TestApiService', 'InputMethod', |
| 36 | self._INPUT_JSON) |
| 37 | with self.assertRaises(TypeError): |
| 38 | self.router.Route('chromite.api.TestApiService', 'OutputMethod', |
| 39 | self._INPUT_JSON) |
| 40 | with self.assertRaises(TypeError): |
| 41 | self.router.Route('chromite.api.TestApiService', 'NoIoMethod', |
| 42 | self._INPUT_JSON) |
| 43 | |
| 44 | def testInputMethod(self): |
| 45 | """Test methods with only an input message.""" |
| 46 | def impl(input_msg): |
| 47 | self.assertIsInstance(input_msg, build_api_test_pb2.TestRequestMessage) |
| 48 | |
| 49 | self.PatchObject(self.router, '_GetMethod', return_value=impl) |
| 50 | |
| 51 | self.router.Route('chromite.api.TestApiService', 'InputMethod', |
| 52 | self._INPUT_JSON) |
| 53 | |
| 54 | # Test errors raised for implementations expecting input message with |
| 55 | # definitions that expect both messages, output only, and neither. |
| 56 | with self.assertRaises(TypeError): |
| 57 | self.router.Route('chromite.api.TestApiService', 'InputOutputMethod', |
| 58 | self._INPUT_JSON) |
| 59 | with self.assertRaises(AssertionError): |
| 60 | self.router.Route('chromite.api.TestApiService', 'OutputMethod', |
| 61 | self._INPUT_JSON) |
| 62 | with self.assertRaises(TypeError): |
| 63 | self.router.Route('chromite.api.TestApiService', 'NoIoMethod', |
| 64 | self._INPUT_JSON) |
| 65 | |
| 66 | def testOutputMethod(self): |
| 67 | """Test methods with only an output message.""" |
| 68 | def impl(output_msg): |
| 69 | self.assertIsInstance(output_msg, build_api_test_pb2.TestResultMessage) |
| 70 | |
| 71 | self.PatchObject(self.router, '_GetMethod', return_value=impl) |
| 72 | |
| 73 | self.router.Route('chromite.api.TestApiService', 'OutputMethod', |
| 74 | self._INPUT_JSON) |
| 75 | |
| 76 | # Test errors raised for implementations expecting input message with |
| 77 | # definitions that expect both messages, output only, and neither. |
| 78 | with self.assertRaises(TypeError): |
| 79 | self.router.Route('chromite.api.TestApiService', 'InputOutputMethod', |
| 80 | self._INPUT_JSON) |
| 81 | with self.assertRaises(AssertionError): |
| 82 | self.router.Route('chromite.api.TestApiService', 'InputMethod', |
| 83 | self._INPUT_JSON) |
| 84 | with self.assertRaises(TypeError): |
| 85 | self.router.Route('chromite.api.TestApiService', 'NoIoMethod', |
| 86 | self._INPUT_JSON) |