//------------------------------------------------------------------------------------------------------- | |
// Copyright (C) Microsoft. All rights reserved. | |
// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information. | |
//------------------------------------------------------------------------------------------------------- | |
// No arguments | |
check(Infinity, Math.min(), "min()"); | |
// NaN | |
check(NaN, Math.min(NaN), "min(NaN)"); | |
// Other non-numbers | |
check(NaN, Math.min({}), "min({})"); | |
check(NaN, Math.min({}, {}), "min({}, {})"); | |
check(NaN, Math.min({}, 42), "min({}, 42)"); | |
// null | |
check(0, Math.min(null), "min(null)"); | |
// +0 / -0 | |
check(0, Math.min(+0,-0), "min(+0,-0)"); | |
check(0, Math.min(-0,+0), "min(-0,+0)"); | |
check(0, Math.min(+0, 5, -0), "min(+0, 5, -0)"); | |
check(0, Math.min(-0, 5, +0), "min(-0, 5, +0)"); | |
// Length property | |
check(2, Math.min.length, "min.length"); | |
var values = [0, -0, -1, 1, -2, 2, 3.14159, 1000.123, 0x1fffffff, -0x20000000, Infinity, -Infinity]; | |
for(var i=0; i < values.length; ++i) | |
{ | |
// single value | |
check(values[i], Math.min(values[i]), "min(" + values[i] + ")"); | |
// Infinity | |
check(-Infinity, Math.min(values[i], -Infinity), "min(" + values[i] + ", -Infinity)"); | |
check(values[i], Math.min(values[i], +Infinity), "min(" + values[i] + ", +Infinity)"); | |
} | |
// check min is the first/last value in the array | |
check(-5, Math.min(-5, 1, 2, 3, 4), "min is the first value"); | |
check(-5, Math.min(4, 1, 2, 3, -5), "min is the last value"); | |
check(-57000.4, Math.min(1.3, 1, -57000.4, 3, 4), "min is the first value"); | |
// check max with 50 nearby double values | |
check(3.09815037958998160000e+007, | |
Math.min( | |
3.0981503795899998000e+007, | |
3.0981503795899995000e+007, | |
3.0981503795899991000e+007, | |
3.0981503795899987000e+007, | |
3.0981503795899983000e+007, | |
3.0981503795899980000e+007, | |
3.0981503795899976000e+007, | |
3.0981503795899972000e+007, | |
3.0981503795899969000e+007, | |
3.0981503795899965000e+007, | |
3.0981503795899961000e+007, | |
3.0981503795899957000e+007, | |
3.0981503795899954000e+007, | |
3.0981503795899950000e+007, | |
3.0981503795899946000e+007, | |
3.0981503795899943000e+007, | |
3.0981503795899939000e+007, | |
3.0981503795899935000e+007, | |
3.0981503795899931000e+007, | |
3.0981503795899928000e+007, | |
3.0981503795899924000e+007, | |
3.0981503795899920000e+007, | |
3.0981503795899916000e+007, | |
3.0981503795899913000e+007, | |
3.0981503795899909000e+007, | |
3.0981503795899905000e+007, | |
3.0981503795899902000e+007, | |
3.0981503795899898000e+007, | |
3.0981503795899894000e+007, | |
3.0981503795899890000e+007, | |
3.0981503795899887000e+007, | |
3.0981503795899883000e+007, | |
3.0981503795899879000e+007, | |
3.0981503795899875000e+007, | |
3.0981503795899872000e+007, | |
3.0981503795899868000e+007, | |
3.0981503795899864000e+007, | |
3.0981503795899861000e+007, | |
3.0981503795899857000e+007, | |
3.0981503795899853000e+007, | |
3.0981503795899849000e+007, | |
3.0981503795899846000e+007, | |
3.0981503795899842000e+007, | |
3.0981503795899838000e+007, | |
3.0981503795899834000e+007, | |
3.0981503795899831000e+007, | |
3.0981503795899827000e+007, | |
3.0981503795899823000e+007, | |
3.0981503795899820000e+007, | |
3.0981503795899816000e+007 | |
), "many values"); | |
// special cases on -0.0, infinity, etc | |
WScript.Echo("Math.min(+0.0, -0.0) " + Math.min(+0.0, -0.0)); | |
if (1 / Math.min(+0.0, -0.0) < 0) { | |
WScript.Echo("Check (1 / Math.min(+0.0, -0.0) < 0) - true "); | |
} | |
else { | |
WScript.Echo("Check (1 / Math.min(+0.0, -0.0) < 0) - false ") | |
} | |
check(Number.NEGATIVE_INFINITY, Math.min(5, Number.NEGATIVE_INFINITY), "min the negative infinity"); | |
check(5, Math.min(5, Number.POSITIVE_INFINITY), "min is 5"); | |
check(Number.NEGATIVE_INFINITY, Math.min(Number.NEGATIVE_INFINITY, Number.POSITIVE_INFINITY), "min is the negative infinity"); | |
WScript.Echo("done"); | |
function check(actual, expected, str) | |
{ | |
if (isNaN(expected)) | |
{ | |
if (actual.toString() !== expected.toString()) | |
{ | |
WScript.Echo("fail: " + str); | |
} | |
} | |
else | |
{ | |
if (actual !== expected) | |
{ | |
WScript.Echo("fail: " + str); | |
} | |
} | |
} | |
//negative zero | |
function foo(a,b) | |
{ | |
var c = Math.min(a,b); | |
return 1/c; | |
} | |
WScript.Echo(foo(-0,0)); | |
WScript.Echo(foo(-0,0)); | |
WScript.Echo(foo(0,-0)); | |
WScript.Echo(foo(-0,-0)); | |
function BLUE143505(a,b) | |
{ | |
var c; | |
if ((Math.min(-4, undefined))) { | |
c = false; | |
} | |
return c; | |
}; | |
WScript.Echo(BLUE143505()); | |
WScript.Echo(BLUE143505()); |