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 org.apache.beam.runners.dataflow.worker.testing;
  
  import static org.apache.beam.runners.dataflow.worker.testing.GenericJsonMatcher.jsonOf;
  import static org.hamcrest.CoreMatchers.is;
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.fail;
  
  import com.google.api.client.json.GenericJson;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests for {@link GenericJsonMatcher}. */
  @RunWith(JUnit4.class)
  public class GenericJsonMatcherTest {
  
    @Test
    public void testMatch() {
      GenericJson expected = new GenericJson();
      expected.set("foo", "bar");
      GenericJson actual = new GenericJson();
      actual.set("foo", "bar");
  
      assertThat(expected, is(jsonOf(actual)));
    }
  
    @Test
    public void testMatchFailure() {
      GenericJson expected = new GenericJson();
      expected.set("foo", "expected");
      GenericJson actual = new GenericJson();
      actual.set("foo", "actual");
  
      try {
        assertThat(actual, is(jsonOf(expected)));
      } catch (AssertionError ex) {
        assertEquals(
            "\nExpected: is {\"foo\":\"expected\"}\n"
                + "     but: was <GenericData{classInfo=[], {foo=actual}}>",
            ex.getMessage());
  
        // pass
        return;
      }
      fail("The difference in JSON should raise AssertionError");
    }
  }
  