/*
 * Copyright (C) 2007 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.testers;

import static com.google.common.collect.testing.features.CollectionFeature.ALLOWS_NULL_QUERIES;
import static com.google.common.collect.testing.features.CollectionSize.ZERO;
import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_KEYS;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.testing.AbstractMapTester;
import com.google.common.collect.testing.WrongType;
import com.google.common.collect.testing.features.CollectionFeature;
import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.collect.testing.features.MapFeature;

/**
 * A generic JUnit test which tests {@code get} operations on a map. Can't be
 * invoked directly; please see
 * {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author Kevin Bourrillion
 * @author Chris Povirk
 */
@GwtCompatible
public class MapGetTester<K, V> extends AbstractMapTester<K, V> {
  @CollectionSize.Require(absent = ZERO)
  public void testGet_yes() {
    assertEquals("get(present) should return the associated value",
        samples.e0.getValue(), get(samples.e0.getKey()));
  }

  public void testGet_no() {
    assertNull("get(notPresent) should return null", get(samples.e3.getKey()));
  }

  @CollectionFeature.Require(ALLOWS_NULL_QUERIES)
  public void testGet_nullNotContainedButAllowed() {
    assertNull("get(null) should return null", get(null));
  }

  @CollectionFeature.Require(absent = ALLOWS_NULL_QUERIES)
  public void testGet_nullNotContainedAndUnsupported() {
    try {
      assertNull("get(null) should return null or throw", get(null));
    } catch (NullPointerException tolerated) {
    }
  }

  @MapFeature.Require(ALLOWS_NULL_KEYS)
  @CollectionSize.Require(absent = ZERO)
  public void testGet_nonNullWhenNullContained() {
    initMapWithNullKey();
    assertNull("get(notPresent) should return null", get(samples.e3.getKey()));
  }

  @MapFeature.Require(ALLOWS_NULL_KEYS)
  @CollectionSize.Require(absent = ZERO)
  public void testGet_nullContained() {
    initMapWithNullKey();
    assertEquals("get(null) should return the associated value",
        getValueForNullKey(), get(null));
  }

  public void testGet_wrongType() {
    try {
      assertNull("get(wrongType) should return null or throw",
          getMap().get(WrongType.VALUE));
    } catch (ClassCastException tolerated) {
    }
  }
}

@@ -718,35 +718,17 @@
 tion
-Feature.ALLOWS_NULL_QUERIES
+Size.ZERO
 ;%0Aim
@@ -782,35 +782,43 @@
 eatures.
-CollectionSize.ZERO
+MapFeature.ALLOWS_NULL_KEYS
 ;%0Aimport
@@ -894,16 +894,23 @@
 NULL_KEY
+_QUERIE
 S;%0A%0Aimpo
@@ -1073,77 +1073,8 @@
 pe;%0A
-import com.google.common.collect.testing.features.CollectionFeature;%0A
 impo
@@ -1834,34 +1834,27 @@
 ));%0A  %7D%0A%0A  @
-Collection
+Map
 Feature.Requ
@@ -1861,32 +1861,36 @@
 ire(ALLOWS_NULL_
+KEY_
 QUERIES)%0A  publi
@@ -2002,26 +2002,19 @@
   %7D%0A%0A  @
-Collection
+Map
 Feature.
@@ -2042,16 +2042,20 @@
 WS_NULL_
+KEY_
 QUERIES)

Fix CollectionFeature.ALLOWS_NULL_QUERIES to MapFeature.ALLOWS_NULL_KEY_QUERIES.