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

97 lines
3.3 KiB
Java

/*
* Copyright (C) 2008 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.annotations.Since;
import com.google.gson.annotations.Until;
import com.google.gson.internal.Excluder;
import org.junit.Test;
/**
* Unit tests for the {@link Excluder} class.
*
* @author Joel Leitch
*/
public class VersionExclusionStrategyTest {
private static final double VERSION = 5.0D;
@Test
public void testSameVersion() throws Exception {
Excluder excluder = Excluder.DEFAULT.withVersion(VERSION);
assertThat(excluder.excludeClass(MockClassSince.class, true)).isFalse();
assertThat(excluder.excludeField(MockClassSince.class.getField("someField"), true)).isFalse();
// Until version is exclusive
assertThat(excluder.excludeClass(MockClassUntil.class, true)).isTrue();
assertThat(excluder.excludeField(MockClassUntil.class.getField("someField"), true)).isTrue();
assertThat(excluder.excludeClass(MockClassBoth.class, true)).isFalse();
assertThat(excluder.excludeField(MockClassBoth.class.getField("someField"), true)).isFalse();
}
@Test
public void testNewerVersion() throws Exception {
Excluder excluder = Excluder.DEFAULT.withVersion(VERSION + 5);
assertThat(excluder.excludeClass(MockClassSince.class, true)).isFalse();
assertThat(excluder.excludeField(MockClassSince.class.getField("someField"), true)).isFalse();
assertThat(excluder.excludeClass(MockClassUntil.class, true)).isTrue();
assertThat(excluder.excludeField(MockClassUntil.class.getField("someField"), true)).isTrue();
assertThat(excluder.excludeClass(MockClassBoth.class, true)).isTrue();
assertThat(excluder.excludeField(MockClassBoth.class.getField("someField"), true)).isTrue();
}
@Test
public void testOlderVersion() throws Exception {
Excluder excluder = Excluder.DEFAULT.withVersion(VERSION - 5);
assertThat(excluder.excludeClass(MockClassSince.class, true)).isTrue();
assertThat(excluder.excludeField(MockClassSince.class.getField("someField"), true)).isTrue();
assertThat(excluder.excludeClass(MockClassUntil.class, true)).isFalse();
assertThat(excluder.excludeField(MockClassUntil.class.getField("someField"), true)).isFalse();
assertThat(excluder.excludeClass(MockClassBoth.class, true)).isTrue();
assertThat(excluder.excludeField(MockClassBoth.class.getField("someField"), true)).isTrue();
}
@Since(VERSION)
private static class MockClassSince {
@Since(VERSION)
public final int someField = 0;
}
@Until(VERSION)
private static class MockClassUntil {
@Until(VERSION)
public final int someField = 0;
}
@Since(VERSION)
@Until(VERSION + 2)
private static class MockClassBoth {
@Since(VERSION)
@Until(VERSION + 2)
public final int someField = 0;
}
}