webapp-backend/src/test/java/org/oransc/ric/portal/dashboard/config/CaasIngressMockConfiguration.java

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * O-RAN-SC
   4  * %%
   5  * Copyright (C) 2019 AT&T Intellectual Property
   6  * %%
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ========================LICENSE_END===================================
  19  */
  20 package org.oransc.ric.portal.dashboard.config;
  21
  22 import static org.mockito.ArgumentMatchers.any;
  23 import static org.mockito.Mockito.doAnswer;
  24 import static org.mockito.Mockito.mock;
  25 import static org.mockito.Mockito.when;
  26
  27 import java.io.IOException;
  28 import java.lang.invoke.MethodHandles;
  29
  30 import org.oransc.ric.portal.dashboard.TestUtils;
  31 import org.oransc.ric.portal.dashboard.k8sapi.SimpleKubernetesClient;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34 import org.springframework.beans.factory.annotation.Autowired;
  35 import org.springframework.beans.factory.annotation.Value;
  36 import org.springframework.context.annotation.Bean;
  37 import org.springframework.context.annotation.Configuration;
  38 import org.springframework.context.annotation.Profile;
  39
  40 /**
  41  * Creates mock implementations of Kubernetes clients that answer requests with
  42  * sample data read from the filesystem.
  43  */
  44 @Configuration
  45 @Profile("test")
  46 public class CaasIngressMockConfiguration {
  47
  48         private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
  49
  50         // Simulate remote method delay for UI testing
  51         private int delayMs;
  52
  53         @Autowired
  54         public CaasIngressMockConfiguration(@Value("${mock.config.delay:0}") int delayMs) {
  55                 logger.debug("ctor: configured with delay {}", delayMs);
  56                 this.delayMs = delayMs;
  57         }
  58
  59         private SimpleKubernetesClient simpleKubernetesClient(String instanceKey) throws IOException {
  60                 // File in src/test/resources
  61                 String podFile = RICInstanceMockConfiguration.INSTANCE_KEY_1.equals(instanceKey)
  62                                 ? "caas-ingress-ricplt-pods-1.json"
  63                                 : "caas-ingress-ricplt-pods-2.json";
  64                 String pltPods = TestUtils.readDataFromPath(podFile);
  65                 SimpleKubernetesClient mockClient = mock(SimpleKubernetesClient.class);
  66                 doAnswer(inv -> {
  67                         String ns = inv.<String>getArgument(0);
  68                         logger.debug("listPods for namespace {}", ns);
  69                         if (delayMs > 0) {
  70                                 logger.debug("listPods sleeping {}", delayMs);
  71                                 Thread.sleep(delayMs);
  72                         }
  73                         if ("ricplt".equals(ns))
  74                                 return pltPods;
  75                         else
  76                                 throw new IllegalArgumentException("Fake server failure");
  77                 }).when(mockClient).listPods(any(String.class));
  78                 return mockClient;
  79         }
  80
  81         @Bean
  82         // The bean (method) name must be globally unique
  83         public SimpleKubernetesClientBuilder simpleKubernetesClientBuilder() throws IOException {
  84                 final SimpleKubernetesClientBuilder mockBuilder = mock(SimpleKubernetesClientBuilder.class);
  85                 for (final String key : RICInstanceMockConfiguration.INSTANCE_KEYS) {
  86                         SimpleKubernetesClient client = simpleKubernetesClient(key);
  87                         when(mockBuilder.getSimpleKubernetesClient(key)).thenReturn(client);
  88                 }
  89                 return mockBuilder;
  90         }
  91
  92 }