# A stresstest for the expression evaluation engine

alias(exprtest)
{
	%txt = "Testing expression:" $0; 

	%ret = ${ eval "return \$(" $0 ")"; }
	if(%ret != $1)
	{
		%txt .= " ... Failed (return value" %ret "!=" $1")";
		echo %txt
	} else {
		%txt .= " ... Success (return value $1)";
		echo %txt
	}
}

exprtest "5 - 0 - 1" 4
exprtest "5 - (0 - 1)" 6
exprtest "2+3-5+3+1-2-3-8+5*3-2" 4
exprtest "2*2 + 2*2 - 2*2" 4
exprtest "-1" -1
exprtest "--1--1" 2
exprtest "-1+1" -2