Here you can find the source of assertionError(String message, Object... args)
static RuntimeException assertionError(String message, Object... args)
//package com.java2s; /*// w w w. jav a 2 s. com * Copyright (C) 2016 XING AG (http://xing.com/) * Copyright (C) 2012 Square, Inc. * Copyright (C) 2007 The Guava Authors * * 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 { /** Returns a {@link RuntimeException} with a formatted error message. */ static RuntimeException assertionError(String message, Object... args) { return assertionError(null, message, args); } /** Returns a {@link RuntimeException} with a formatted error message. */ static RuntimeException assertionError(Throwable cause, String message, Object... args) { message = String.format(message, args); IllegalArgumentException error = new IllegalArgumentException(message); error.initCause(cause); return error; } }