gson-comments/gson/src/test/java/com/google/gson/JsonNullTest.java

45 lines
1.4 KiB
Java

/*
* Copyright (C) 2011 Google Inc.
*
* 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.gson;
import static com.google.common.truth.Truth.assertThat;
import com.google.gson.common.MoreAsserts;
import org.junit.Test;
/**
* @author Jesse Wilson
*/
public final class JsonNullTest {
@SuppressWarnings("deprecation")
@Test
public void testEqualsAndHashcode() {
MoreAsserts.assertEqualsAndHashCode(new JsonNull(), new JsonNull());
MoreAsserts.assertEqualsAndHashCode(new JsonNull(), JsonNull.INSTANCE);
MoreAsserts.assertEqualsAndHashCode(JsonNull.INSTANCE, JsonNull.INSTANCE);
}
@Test
public void testDeepCopy() {
@SuppressWarnings("deprecation")
JsonNull a = new JsonNull();
assertThat(a.deepCopy()).isSameInstanceAs(JsonNull.INSTANCE);
assertThat(JsonNull.INSTANCE.deepCopy()).isSameInstanceAs(JsonNull.INSTANCE);
}
}