[riak] Added test unit.

riak/src/test/java/com/yahoo/ycsb/db/RiakKVClientTest.java

+/**
+ * Copyright (c) 2016 YCSB contributors All rights reserved.
+ * Copyright 2014 Basho Technologies, Inc.
+ *
+ * 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. See accompanying
+ * LICENSE file.
+ */
+
+package com.yahoo.ycsb.db;
+
+import java.util.*;
+
+import com.yahoo.ycsb.ByteIterator;
+import com.yahoo.ycsb.Status;
+import com.yahoo.ycsb.StringByteIterator;
+
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Integration tests for the Riak KV client. All tests are configured to return positive.
+ */
+public class RiakKVClientTest {
+  private static RiakKVClient riakClient;
+  private static String bucket = "testBucket";
+  private static String startKey = "testKey";
+  private static int recordsToInitiallyInsert = 10;
+
+  /**
+   * Creates a cluster for testing purposes.
+   */
+  @BeforeClass
+  public static void setUpClass() throws Exception {
+    riakClient = new RiakKVClient();
+    riakClient.init();
+
+    HashMap<String, String> values = new HashMap<>();
+
+    // Just add some random values to work on...
+    for (int i = 0; i < recordsToInitiallyInsert; i++) {
+      values.put("testRecord_1", "testValue_1");
+      values.put("testRecord_2", "testValue_2");
+
+      riakClient.insert(bucket, startKey + String.valueOf(i), StringByteIterator.getByteIteratorMap(values));
+    }
+  }
+
+  /**
+   * Shuts down the cluster created.
+   */
+  @AfterClass
+  public static void tearDownClass() throws Exception {
+    riakClient.cleanup();
+  }
+
+  /**
+   * Test method for read transaction.
+   */
+  @Test
+  public void testRead() {
+    Set<String> fields = new HashSet<>();
+    fields.add("testRecord_1");
+    fields.add("testRecord_2");
+
+    HashMap<String, ByteIterator> results = new HashMap<>();
+
+    assertEquals(Status.OK, riakClient.read(bucket, startKey + "1", fields, results));
+  }
+
+  /**
+   * Test method for scan transaction.
+   */
+  @Test
+  public void testScan() {
+    Vector<HashMap<String, ByteIterator>> results = new Vector<>();
+
+    assertEquals(Status.OK, riakClient.scan(bucket, startKey + "1", recordsToInitiallyInsert - 1, null, results));
+  }
+
+  /**
+   * Test method for update transaction.
+   */
+  @Test
+  public void testUpdate() {
+    HashMap<String, String> values = new HashMap<>();
+    values.put("testRecord_1", "testValue_1_updated");
+    values.put("testRecord_2", "testValue_2_updated");
+
+    assertEquals(Status.OK, riakClient.update(bucket, startKey + "0", StringByteIterator.getByteIteratorMap(values)));
+  }
+
+  /**
+   * Test method for insert transaction.
+   */
+  @Test
+  public void testInsert() {
+    HashMap<String, String> values = new HashMap<>();
+    values.put("testRecord_1", "testValue_1");
+    values.put("testRecord_2", "testValue_2");
+
+    assertEquals(Status.OK, riakClient.insert(bucket, startKey + Integer.toString(recordsToInitiallyInsert),
+        StringByteIterator.getByteIteratorMap(values)));
+  }
+
+  /**
+   * Test method for delete transaction.
+   */
+  @Test
+  public void testDelete() {
+    assertEquals(Status.OK, riakClient.delete(bucket, startKey + "0"));
+  }
+}