Start line:  
End line:  

Snippet Preview

Snippet HTML Code

Stack Overflow Questions
 /*
  * Copyright (C) 2012 The Guava Authors
  *
  * 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.
 */
package com.google.common.collect.testing.google;
import static com.google.common.collect.testing.features.CollectionFeature.SERIALIZABLE;
Tests for the inverse view of a BiMap.

This assumes that bimap.inverse().inverse() == bimap, which is not technically required but is fulfilled by all current implementations.

Author(s):
Louis Wasserman
@GwtCompatible(emulated = true)
public class BiMapInverseTester<K, V> extends AbstractBiMapTester<K, V> {
  public void testInverseSame() {
  }
  public void testInverseSerialization() {
    BiMapPair<K, V> pair = new BiMapPair<K, V>(getMap());
    BiMapPair<K, V> copy = SerializableTester.reserialize(pair);
    assertEquals(pair.forwardcopy.forward);
    assertEquals(pair.backwardcopy.backward);
    assertSame(copy.backwardcopy.forward.inverse());
    assertSame(copy.forwardcopy.backward.inverse());
  }
  private static class BiMapPair<K, V> implements Serializable {
    final BiMap<K, V> forward;
    final BiMap<V, K> backward;
    BiMapPair(BiMap<K, V> original) {
      this. = original;
      this. = original.inverse();
    }
    private static final long serialVersionUID = 0;
  }

  
Returns java.lang.reflect.Method instances for the tests that assume that the inverse will be the same after serialization.
  @GwtIncompatible("reflection")
    return Collections.singletonList(getMethod("testInverseSerialization"));
  }
  @GwtIncompatible("reflection")
  private static Method getMethod(String methodName) {
    return Helpers.getMethod(BiMapInverseTester.classmethodName);
  }
New to GrepCode? Check out our FAQ X