1 /* 2 * Copyright (C) 2007 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.common.base; 18 19 import com.google.common.annotations.GwtIncompatible; 20 import junit.framework.TestCase; 21 22 /** 23 * Unit test for {@link Defaults}. 24 * 25 * @author Jige Yu 26 */ 27 @GwtIncompatible 28 public class DefaultsTest extends TestCase { testGetDefaultValue()29 public void testGetDefaultValue() { 30 assertEquals(false, Defaults.defaultValue(boolean.class).booleanValue()); 31 assertEquals('\0', Defaults.defaultValue(char.class).charValue()); 32 assertEquals(0, Defaults.defaultValue(byte.class).byteValue()); 33 assertEquals(0, Defaults.defaultValue(short.class).shortValue()); 34 assertEquals(0, Defaults.defaultValue(int.class).intValue()); 35 assertEquals(0, Defaults.defaultValue(long.class).longValue()); 36 assertEquals(0.0f, Defaults.defaultValue(float.class).floatValue()); 37 assertEquals(0.0d, Defaults.defaultValue(double.class).doubleValue()); 38 assertNull(Defaults.defaultValue(void.class)); 39 assertNull(Defaults.defaultValue(String.class)); 40 } 41 } 42