assert.cpp

来自「一个很好的vc底层代码」· C++ 代码 · 共 74 行

/**********************************************************************
 * $Id: Assert.cpp,v 1.9 2004/07/02 13:28:29 strk Exp $
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.refractions.net
 *
 * Copyright (C) 2001-2002 Vivid Solutions Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation. 
 * See the COPYING file for more information.
 *
 **********************************************************************
 * $Log: Assert.cpp,v $
 * Revision 1.9  2004/07/02 13:28:29  strk
 * Fixed all #include lines to reflect headers layout change.
 * Added client application build tips in README.
 *
 * Revision 1.8  2003/11/07 01:23:43  pramsey
 * Add standard CVS headers licence notices and copyrights to all cpp and h
 * files.
 *
 *
 **********************************************************************/


#include <geos/util.h>
#include <geos/geom.h>

namespace geos {

void Assert::isTrue(bool assertion) {
	isTrue(assertion, string());
}

void Assert::isTrue(bool assertion, string message) {
	if (!assertion) {
		if (message.empty()) {
			throw new AssertionFailedException();
		} else 
		{
			throw new AssertionFailedException(message);
		}
	}
}

void Assert::equals(const Coordinate& expectedValue, const Coordinate& actualValue){
	equals(expectedValue, actualValue, string());
}

void Assert::equals(const Coordinate& expectedValue, const Coordinate& actualValue, string message){
	if (!(actualValue==expectedValue)) 
	{
		throw new AssertionFailedException("Expected " + expectedValue.toString() + " but encountered "
			+ actualValue.toString() + (!message.empty() ? ": " + message : ""));
	}
}


void Assert::shouldNeverReachHere()
{
	shouldNeverReachHere(string());
}

void Assert::shouldNeverReachHere(string message) 
{
	throw new AssertionFailedException("Should never reach here"
		+ (!message.empty() ? ": " + message : ""));
}

}