Jian Li | 7fe7eaf | 2018-12-31 17:00:33 +0900 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.openstacktelemetry.codec.rest; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.JsonNode; |
| 19 | import com.fasterxml.jackson.databind.ObjectMapper; |
| 20 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 21 | import com.google.common.collect.ImmutableList; |
| 22 | import com.google.common.collect.Maps; |
| 23 | import org.hamcrest.MatcherAssert; |
| 24 | import org.junit.Before; |
| 25 | import org.junit.Test; |
| 26 | import org.onosproject.codec.CodecContext; |
| 27 | import org.onosproject.codec.JsonCodec; |
| 28 | import org.onosproject.codec.impl.CodecManager; |
| 29 | import org.onosproject.core.CoreService; |
| 30 | import org.onosproject.openstacktelemetry.api.DefaultTelemetryConfig; |
| 31 | import org.onosproject.openstacktelemetry.api.config.TelemetryConfig; |
| 32 | |
| 33 | import java.io.IOException; |
| 34 | import java.io.InputStream; |
| 35 | import java.util.HashMap; |
| 36 | import java.util.Map; |
| 37 | |
| 38 | import static junit.framework.TestCase.assertEquals; |
| 39 | import static junit.framework.TestCase.assertTrue; |
| 40 | import static org.easymock.EasyMock.createMock; |
| 41 | import static org.easymock.EasyMock.expect; |
| 42 | import static org.easymock.EasyMock.replay; |
| 43 | import static org.hamcrest.MatcherAssert.assertThat; |
| 44 | import static org.hamcrest.Matchers.notNullValue; |
| 45 | import static org.onosproject.net.NetTestTools.APP_ID; |
| 46 | import static org.onosproject.openstacktelemetry.codec.rest.TelemetryConfigJsonMatcher.matchesTelemetryConfig; |
| 47 | |
| 48 | /** |
| 49 | * Unit tests for TelemetryConfig codec. |
| 50 | */ |
| 51 | public class TelemetryConfigCodecTest { |
| 52 | |
| 53 | MockCodecContext context; |
| 54 | |
| 55 | JsonCodec<TelemetryConfig> telemetryConfigCodec; |
| 56 | |
| 57 | final CoreService mockCoreService = createMock(CoreService.class); |
| 58 | private static final String REST_APP_ID = "org.onosproject.rest"; |
| 59 | |
| 60 | @Before |
| 61 | public void setUp() { |
| 62 | context = new MockCodecContext(); |
| 63 | telemetryConfigCodec = new TelemetryConfigJsonCodec(); |
| 64 | |
| 65 | assertThat(telemetryConfigCodec, notNullValue()); |
| 66 | |
| 67 | expect(mockCoreService.registerApplication(REST_APP_ID)) |
| 68 | .andReturn(APP_ID).anyTimes(); |
| 69 | replay(mockCoreService); |
| 70 | context.registerService(CoreService.class, mockCoreService); |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Tests the telemetry config encoding. |
| 75 | */ |
| 76 | @Test |
| 77 | public void testTelemetryConfigEncode() { |
| 78 | |
| 79 | String name = "grpc"; |
| 80 | TelemetryConfig.ConfigType type = TelemetryConfig.ConfigType.GRPC; |
| 81 | String manufacturer = "grpc.io"; |
| 82 | String swVersion = "1.0"; |
| 83 | boolean enabled = true; |
| 84 | |
| 85 | Map<String, String> properties = Maps.newConcurrentMap(); |
| 86 | properties.put("key1", "value1"); |
| 87 | properties.put("key2", "value2"); |
| 88 | |
| 89 | TelemetryConfig config = new DefaultTelemetryConfig(name, type, |
| 90 | ImmutableList.of(), manufacturer, swVersion, enabled, properties); |
| 91 | |
| 92 | ObjectNode configJson = telemetryConfigCodec.encode(config, context); |
| 93 | assertThat(configJson, matchesTelemetryConfig(config)); |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Tests the telemetry config decoding. |
| 98 | */ |
| 99 | @Test |
| 100 | public void testTelemetryConfigDecode() throws IOException { |
| 101 | TelemetryConfig config = getTelemetryConfig("TelemetryConfig.json"); |
| 102 | |
| 103 | assertEquals(config.name(), "grpc-config"); |
| 104 | assertEquals(config.type().name(), "GRPC"); |
| 105 | assertEquals(config.manufacturer(), "grpc.io"); |
| 106 | assertEquals(config.swVersion(), "1.0"); |
| 107 | assertTrue(config.enabled()); |
| 108 | |
| 109 | config.properties().forEach((k, v) -> { |
| 110 | if (k.equals("address")) { |
| 111 | assertEquals(v, "127.0.0.1"); |
| 112 | } |
| 113 | if (k.equals("port")) { |
| 114 | assertEquals(v, "9092"); |
| 115 | } |
| 116 | }); |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Reads in a telemetry config from the given resource and decodes it. |
| 121 | * |
| 122 | * @param resourceName resource to use to read the JSON for the rule |
| 123 | * @return decoded telemetry config |
| 124 | * @throws IOException if processing the resource fails |
| 125 | */ |
| 126 | private TelemetryConfig getTelemetryConfig(String resourceName) throws IOException { |
| 127 | InputStream jsonStream = TelemetryConfigCodecTest.class.getResourceAsStream(resourceName); |
| 128 | JsonNode json = context.mapper().readTree(jsonStream); |
| 129 | MatcherAssert.assertThat(json, notNullValue()); |
| 130 | TelemetryConfig config = telemetryConfigCodec.decode((ObjectNode) json, context); |
| 131 | assertThat(config, notNullValue()); |
| 132 | return config; |
| 133 | } |
| 134 | |
| 135 | /** |
| 136 | * Mock codec context for use in codec unit tests. |
| 137 | */ |
| 138 | private class MockCodecContext implements CodecContext { |
| 139 | private final ObjectMapper mapper = new ObjectMapper(); |
| 140 | private final CodecManager manager = new CodecManager(); |
| 141 | private final Map<Class<?>, Object> services = new HashMap<>(); |
| 142 | |
| 143 | /** |
| 144 | * Constructs a new mock codec context. |
| 145 | */ |
| 146 | public MockCodecContext() { |
| 147 | manager.activate(); |
| 148 | } |
| 149 | |
| 150 | @Override |
| 151 | public ObjectMapper mapper() { |
| 152 | return mapper; |
| 153 | } |
| 154 | |
| 155 | @SuppressWarnings("unchecked") |
| 156 | @Override |
| 157 | public <T> JsonCodec<T> codec(Class<T> entityClass) { |
| 158 | if (entityClass == TelemetryConfig.class) { |
| 159 | return (JsonCodec<T>) telemetryConfigCodec; |
| 160 | } |
| 161 | return manager.getCodec(entityClass); |
| 162 | } |
| 163 | |
| 164 | @SuppressWarnings("unchecked") |
| 165 | @Override |
| 166 | public <T> T getService(Class<T> serviceClass) { |
| 167 | return (T) services.get(serviceClass); |
| 168 | } |
| 169 | |
| 170 | // for registering mock services |
| 171 | public <T> void registerService(Class<T> serviceClass, T impl) { |
| 172 | services.put(serviceClass, impl); |
| 173 | } |
| 174 | } |
| 175 | } |