test: integration test (#63)

google-cloud-redis/src/test/java/com/google/cloud/redis/v1/it/ITSystemTest.java

@@ -0,0 +1,96 @@
+/*
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.redis.v1.it;
+
+import static org.junit.Assert.assertEquals;
+
+import com.google.cloud.ServiceOptions;
+import com.google.cloud.redis.v1.CloudRedisClient;
+import com.google.cloud.redis.v1.Instance;
+import com.google.cloud.redis.v1.InstanceName;
+import com.google.cloud.redis.v1.LocationName;
+import com.google.common.collect.Lists;
+import java.util.List;
+import java.util.UUID;
+import java.util.logging.Logger;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+public class ITSystemTest {
+
+  private static CloudRedisClient client;
+  private static String projectId;
+
+  private static final Logger log = Logger.getLogger(ITSystemTest.class.getName());
+  private static final Instance.Tier TIER = Instance.Tier.BASIC;
+  private static final String INSTANCE_NAME_PREFIX = "test-instance";
+  private static final String INSTANCE =
+      INSTANCE_NAME_PREFIX + "-" + UUID.randomUUID().toString().substring(0, 8);
+  private static final String LOCATION = "us-central1";
+  private static final int MEMORY_SIZE_GB = 1;
+  private static final String AUTHORIZED_NETWORK = System.getProperty("redis.network", "default");
+
+  @BeforeClass
+  public static void setUp() throws Exception {
+    client = CloudRedisClient.create();
+    projectId = ServiceOptions.getDefaultProjectId();
+
+    /** Creates a Redis instance based on the specified tier and memory size. */
+    LocationName parent = LocationName.of(projectId, LOCATION);
+    String authorizedNetwork = "projects/" + projectId + "/global/networks/" + AUTHORIZED_NETWORK;
+    Instance instance =
+        Instance.newBuilder()
+            .setTier(TIER)
+            .setMemorySizeGb(MEMORY_SIZE_GB)
+            .setAuthorizedNetwork(authorizedNetwork)
+            .build();
+    client.createInstanceAsync(parent, INSTANCE, instance).get();
+    log.info("redis instance created successfully.");
+  }
+
+  @AfterClass
+  public static void tearDown() {
+
+    /** Deletes a specific Redis instance. Instance stops serving and data is deleted. */
+    InstanceName name = InstanceName.of(projectId, LOCATION, INSTANCE);
+    client.deleteInstanceAsync(name);
+    log.info("redis instance deleted successfully.");
+    client.close();
+  }
+
+  @Test
+  public void testGetInstance() {
+    InstanceName name = InstanceName.of(projectId, LOCATION, INSTANCE);
+    Instance response = client.getInstance(name);
+    assertEquals(TIER, response.getTier());
+    assertEquals(MEMORY_SIZE_GB, response.getMemorySizeGb());
+  }
+
+  @Test
+  public void testListInstances() {
+    LocationName parent = LocationName.of(projectId, LOCATION);
+    CloudRedisClient.ListInstancesPagedResponse pagedListResponse = client.listInstances(parent);
+    List<Instance> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+    int instance = 0, count = 0;
+    while (instance < resources.size()) {
+      count++;
+      instance++;
+    }
+    assertEquals(count, resources.size());
+  }
+}