sneceesay77 commented on a change in pull request #179: GORA-532: Apache Gora 
Benchmark initial pull request for review and comments
URL: https://github.com/apache/gora/pull/179#discussion_r315010693
 
 

 ##########
 File path: 
gora-benchmark/src/test/java/org/apache/gora/benchmark/GoraClientTest.java
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 @@ -0,0 +1,195 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.gora.benchmark;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Properties;
+import java.util.Set;
+import java.util.Vector;
+import org.apache.gora.benchmark.generated.User;
+import org.apache.gora.util.GoraException;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import com.yahoo.ycsb.ByteIterator;
+import com.yahoo.ycsb.Status;
+import com.yahoo.ycsb.StringByteIterator;
+import com.yahoo.ycsb.workloads.CoreWorkload;
+
+/**
+ * The Class GoraClientTest.
+ */
+public class GoraClientTest {
+
+  private static final String TABLE = "users";
+  private GoraBenchmarkClient client;
+  private static HashMap<String, ByteIterator> DATA_TO_INSERT;
+  private static HashMap<String, ByteIterator> DATA_TO_UPDATE;
+  private static final int NUMBER_OF_FIELDS = 10;
+  private GoraBenchmarkUtils bmutils = new GoraBenchmarkUtils();
+
+  /**
+   * Sets the up.
+   *
+   * Setup is executed before each test. Use @BeforeClass if you want to 
execute
+   * a code block just once.
+   * 
+   * @throws Exception
+   *           the exceptionfiles are auto-generated. I have the code to add 
the license file accordingly
+   */
+  @Before
+  public void setUp() throws Exception {
+    DATA_TO_INSERT = new HashMap<>();
+    DATA_TO_UPDATE = new HashMap<>();
+    for (int i = 0; i < NUMBER_OF_FIELDS; i++) {
+      DATA_TO_INSERT.put("field" + i, new StringByteIterator("value" + i));
+      DATA_TO_UPDATE.put("field" + i, new StringByteIterator("updated" + i));
+    }
+    Properties p = new Properties();
+    p.setProperty("key.class", "java.lang.String");
+    p.setProperty("persistent.class", 
"org.apache.gora.benchmark.generated.User");
+    p.setProperty(CoreWorkload.FIELD_COUNT_PROPERTY, NUMBER_OF_FIELDS + "");
+    client = new GoraBenchmarkClient();
+    client.setProperties(p);
+    client.init();
+  }
+
+  /**
+   * Clean up.
+   *
+   * @throws Exception
+   *           the exception
+   */
+  @After
+  public void cleanUp() throws Exception {
+    if (client != null)
+      client.cleanup();
+    client = null;
+  }
+
+  /**
+   * Read record.
+   *
+   * @param key
+   *          the key
+   * @return the user
+   * @throws GoraException
+   *           the gora exception
+   */
+  private User readRecord(String key) throws GoraException {
+    User u = client.dataStore.get(key);
+    return u;
+  }
+
+  /**
+   * Test client initialisation.
+   */
+  @Test
+  public void testClientInitialisation() {
+    assertNotNull(client.dataStore);
+  }
+
+  /**files are auto-generated. I have the code to add the license file 
accordingly
+   * Test insert.
+   *
+   * @throws GoraException
+   *           the gora exception
+   */
+  @Test
+  public void testInsert() throws GoraException {
+    Status result1 = client.insert(TABLE, "key1", DATA_TO_INSERT);
+    Status result2 = client.insert(TABLE, "key2", DATA_TO_INSERT);
+    Status result3 = client.insert(TABLE, "key3", DATA_TO_INSERT);
+    assertEquals(Status.OK, result1);
+    assertEquals(Status.OK, result2);
+    assertEquals(Status.OK, result3);
+  }
+
+  /**
+   * Test read.
+   */
+  @Test
+  public void testRead() {
+    HashMap<String, ByteIterator> results = new HashMap<>();
+    Set<String> fields = new HashSet<>();// this could be null as well
+    // fields.add("field0");
+    Status result = client.read(TABLE, "key1", fields, results);
+    assertEquals(Status.OK, result);
+    assertEquals(DATA_TO_INSERT.size(), results.size());
+    assertEquals(DATA_TO_INSERT.get("field0").toString(), 
results.get("field0").toString());
+    assertEquals(DATA_TO_INSERT.get("field0").toString(), "value0");
+  }
+
+  /**
+   * Test scan.
+   */
+  @Test
+  public void testScan() {
+    Vector<HashMap<String, ByteIterator>> results = new Vector<HashMap<String, 
ByteIterator>>();
+    Set<String> fields = new HashSet<>();
+    Status result = client.scan(TABLE, "key1", 2, fields, results);
+    assertEquals(result, Status.OK);
+    assertEquals(results.size(), 2);
+  }
+
+  /**
+   * Test update.
+   *
+   * @throws GoraException
+   *           the gora exception
+   */
+  @Test
+  public void testUpdate() throws GoraException {
+    Status result = client.update(TABLE, "key1", DATA_TO_UPDATE);
+    assertEquals(result, Status.OK);
+    if (result == Status.OK) {
+      client.dataStore.flush();
+      User u = readRecord("key1");
+      assertEquals("updated0", u.getField0().toString());
+    }
+  }
+
+  /**
+   * Test mapping file generation.
+   */
+  @Test
+  public void testgenearateMappingFile() {
+    bmutils.generateMappingFile("mongodb");
 
 Review comment:
   In this case, is it sufficient to test if the file exists and not empty?

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