runtime/executor/src/test/java/org/apache/nemo/runtime/executor/TransformContextImplTest.java

/*
 * 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.nemo.runtime.executor;

import org.apache.nemo.common.ir.vertex.transform.Transform;
import org.apache.nemo.runtime.executor.data.BroadcastManagerWorker;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;

import static org.junit.Assert.*;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

/**
 * Tests {@link TransformContextImpl}.
 */
@RunWith(PowerMockRunner.class)
@PrepareForTest({BroadcastManagerWorker.class})
public class TransformContextImplTest {
  private Transform.Context context;

  @Before
  public void setUp() {
    final BroadcastManagerWorker broadcastManagerWorker = mock(BroadcastManagerWorker.class);
    when(broadcastManagerWorker.get("a")).thenReturn("b");
    this.context = new TransformContextImpl(broadcastManagerWorker);
  }

  @Test
  public void testContextImpl() {
    assertEquals("b", this.context.getBroadcastVariable("a"));

    final String sampleText = "test_text";

    assertFalse(this.context.getSerializedData().isPresent());

    this.context.setSerializedData(sampleText);
    assertTrue(this.context.getSerializedData().isPresent());
    assertEquals(sampleText, this.context.getSerializedData().get());
  }
}