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// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/**
* @name: S11.6.2_A4_T8;
* @section: 11.6.2, 11.6.3;
* @assertion: Operator x - y produces the same result as x + (-y);
* @description: If the magnitude is too large to represent, the operation overflows and the result is then an infinity of appropriate sign;
*/
// Converted for Test262 from original Sputnik source
ES5Harness.registerTest( {
id: "S11.6.2_A4_T8",
path: "TestCases/11_Expressions/11.6_Additive_Operators/11.6.2_The_Subtraction_operator/S11.6.2_A4_T8.js",
assertion: "Operator x - y produces the same result as x + (-y)",
description: "If the magnitude is too large to represent, the operation overflows and the result is then an infinity of appropriate sign",
test: function testcase() {
//CHECK#1
if (Number.MAX_VALUE - -Number.MAX_VALUE !== Number.POSITIVE_INFINITY) {
$ERROR('#1: Number.MAX_VALUE - -Number.MAX_VALUE === Number.POSITIVE_INFINITY. Actual: ' + (Number.MAX_VALUE - -Number.MAX_VALUE));
}
//CHECK#2
if (-Number.MAX_VALUE - Number.MAX_VALUE !== Number.NEGATIVE_INFINITY) {
$ERROR('#2: -Number.MAX_VALUE - umber.MAX_VALUE === Number.NEGATIVE_INFINITY. Actual: ' + (-Number.MAX_VALUE - umber.MAX_VALUE));
}
//CHECK#3
if (1e+308 - -1e+308 !== Number.POSITIVE_INFINITY) {
$ERROR('#3: 1e+308 - -1e+308 === Number.POSITIVE_INFINITY. Actual: ' + (1e+308 - -1e+308));
}
//CHECK#4
if (-8.99e+307 - 8.99e+307 !== Number.NEGATIVE_INFINITY) {
$ERROR('#4: -8.99e+307 - 8.99e+307 === Number.NEGATIVE_INFINITY. Actual: ' + (-8.99e+307 - 8.99e+307));
}
}
});
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