Here you can find the source of assertTesting()
public static void assertTesting()
//package com.java2s; /*/*from w ww . j a va2 s . com*/ * Copyright (c) 2006-2009 by Abacus Research AG, Switzerland. * All rights reserved. * * This file is part of the Abacus Formula Compiler (AFC). * * For commercial licensing, please contact sales(at)formulacompiler.com. * * AFC is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * AFC is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with AFC. If not, see <http://www.gnu.org/licenses/>. */ public class Main { /** * Assert that we are running JUnit tests. Used for public methods that should only be used by * tests. Simply tests that JUnit is loaded. */ public static void assertTesting() { try { Class.forName("junit.framework.TestCase"); } catch (ClassNotFoundException e) { throw new IllegalStateException("This method must only be used by JUnit tests."); } } }