content: /*
   * 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 io.ray.streaming.state.impl;
  
  import io.ray.streaming.state.backend.AbstractStateBackend;
  import io.ray.streaming.state.backend.StateBackendBuilder;
  import java.io.IOException;
  import java.util.HashMap;
  import java.util.Map;
  import org.testng.Assert;
  import org.testng.annotations.BeforeClass;
  import org.testng.annotations.Test;
  
  public class MemoryKeyValueStoreTest {
  
    private AbstractStateBackend stateBackend;
    private io.ray.streaming.state.store.KeyValueStore<String, String> KeyValueStore;
  
    @BeforeClass
    public void setUp() {
      Map<String, String> config = new HashMap<>();
      stateBackend = StateBackendBuilder.buildStateBackend(config);
      KeyValueStore = stateBackend.getKeyValueStore("kepler_hlg_ut");
    }
  
    @Test
    public void testCase() {
      try {
        KeyValueStore.put("hello", "world");
        Assert.assertEquals(KeyValueStore.get("hello"), "world");
        KeyValueStore.put("hello", "world1");
        Assert.assertEquals(KeyValueStore.get("hello"), "world1");
        Assert.assertNull(KeyValueStore.get("hello1"));
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
  }
  