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/*
* Copyright (C) 2015 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.functional;
import com.google.gson.Gson;
import com.google.gson.annotations.SerializedName;
import junit.framework.TestCase;
public final class SerializedNameTest extends TestCase {
private final Gson gson = new Gson();
public void testFirstNameIsChosenForSerialization() {
MyClass target = new MyClass("v1", "v2");
// Ensure name1 occurs exactly once, and name2 and name3 dont appear
assertEquals("{\"name\":\"v1\",\"name1\":\"v2\"}", gson.toJson(target));
}
public void testMultipleNamesDeserializedCorrectly() {
assertEquals("v1", gson.fromJson("{'name':'v1'}", MyClass.class).a);
// Both name1 and name2 gets deserialized to b
assertEquals("v11", gson.fromJson("{'name1':'v11'}", MyClass.class).b);
assertEquals("v2", gson.fromJson("{'name2':'v2'}", MyClass.class).b);
assertEquals("v3", gson.fromJson("{'name3':'v3'}", MyClass.class).b);
}
public void testMultipleNamesInTheSameString() {
// The last value takes precedence
assertEquals("v3", gson.fromJson("{'name1':'v1','name2':'v2','name3':'v3'}", MyClass.class).b);
}
private static final class MyClass {
@SerializedName("name") String a;
@SerializedName(value="name1", alternate={"name2", "name3"}) String b;
MyClass(String a, String b) {
this.a = a;
this.b = b;
}
}
}
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