view test/org/tmatesoft/hg/test/ErrorCollectorExt.java @ 709:497e697636fc

Report merged lines as changed block if possible, not as a sequence of added/deleted blocks. To facilitate access to merge parent lines AddBlock got mergeLineAt() method that reports index of the line in the second parent (if any), while insertedAt() has been changed to report index in the first parent always
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 21 Aug 2013 16:23:27 +0200
parents 1ee452f31187
children
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/*
 * Copyright (c) 2011-2012 TMate Software Ltd
 *  
 * This program 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; version 2 of the License.
 *
 * This program 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.
 *
 * For information on how to redistribute this software under
 * the terms of a license other than GNU General Public License
 * contact TMate Software at support@hg4j.com
 */
package org.tmatesoft.hg.test;

import static org.junit.Assert.assertThat;

import java.util.concurrent.Callable;

import org.hamcrest.CoreMatchers;
import org.hamcrest.Matcher;
import org.junit.internal.runners.model.MultipleFailureException;
import org.junit.rules.ErrorCollector;

/**
 * Expose verify method for allow not-junit runs to check test outcome 
 *
 * @author Artem Tikhomirov
 * @author TMate Software Ltd.
 */
final class ErrorCollectorExt extends ErrorCollector {
	public void verify() throws Throwable {
		try {
			super.verify();
		} catch (MultipleFailureException ex) {
			for (Throwable t : ex.getFailures()) {
				t.printStackTrace();
			}
			throw ex;
		}
	}

	public <T> void checkThat(final String reason, final T value, final Matcher<T> matcher) {
		checkSucceeds(new Callable<Object>() {
			public Object call() throws Exception {
				assertThat(reason, value, matcher);
				return value;
			}
		});
	}
	
	public void assertFalse(final boolean value) {
		assertTrue(!value);
	}
	
	public void assertTrue(final boolean value) {
		assertTrue(null, value);
	}
	
	public void assertTrue(final String reason, final boolean value) {
		checkSucceeds(new Callable<Object>() {
			public Object call() throws Exception {
				org.junit.Assert.assertTrue(reason, value);
				return null;
			}
		});
	}
	
	public <T> void assertEquals(T expected, T actual) {
		checkThat(null, actual, CoreMatchers.equalTo(expected));
	}

	public <T> void assertEquals(String reason, T expected, T actual) {
		checkThat(reason, actual, CoreMatchers.equalTo(expected));
	}

	public void fail(String reason) {
		addError(new AssertionError(reason));
	}
}