Here you can find the source of assertEquals(T expected, T actual)
public static <T> void assertEquals(T expected, T actual)
//package com.java2s; /*//from w w w. j a va2 s . c o m * Copyright 2004-2010 the Seasar Foundation and the Others. * * 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. */ public class Main { public static <T> void assertEquals(T expected, T actual) { if (expected == null) { if (actual != null) { throw new AssertionError("Not equals. expected is null, but actual is [" + actual + "]"); } } if (!expected.equals(actual)) { throw new AssertionError("Not equals. expected is [" + expected + "], but actual is [" + actual + "]"); } } }