EnumWithObfuscatedTest.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.functional;

import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.assertThrows;

import com.google.gson.Gson;
import com.google.gson.annotations.SerializedName;
import org.junit.Before;
import org.junit.Test;

/**
 * Functional tests for enums with Proguard.
 *
 * @author Young Cha
 */
public class EnumWithObfuscatedTest {
  private Gson gson;

  @Before
  public void setUp() throws Exception {
    gson = new Gson();
  }

  public enum Gender {
    @SerializedName("MAIL")
    MALE,

    @SerializedName("FEMAIL")
    FEMALE
  }

  @Test
  public void testEnumClassWithObfuscated() {
    for (Gender enumConstant : Gender.class.getEnumConstants()) {
      assertThrows(
          "Enum is not obfuscated",
          NoSuchFieldException.class,
          () -> Gender.class.getField(enumConstant.name()));
    }

    assertThat(gson.fromJson("\"MAIL\"", Gender.class)).isEqualTo(Gender.MALE);
    assertThat(gson.toJson(Gender.MALE, Gender.class)).isEqualTo("\"MAIL\"");
  }
}