mirror of https://github.com/tc39/test262.git
32 lines
966 B
JavaScript
32 lines
966 B
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/**
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* If y is +Infinity and x is finite, Math.atan2(y,x) is an implementation-dependent approximation to +PI/2
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*
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* @path 15_Native/15.8_The_Math_Object/15.8.2_Function_Properties_of_the_Math_Object/15.8.2.5_atan2/S15.8.2.5_A18.js
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* @description Checking if Math.atan2(y,x) is an approximation to +PI/2, where y is +Infinity and x is finite
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*/
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$INCLUDE("math_precision.js");
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$INCLUDE("math_isequal.js");
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// CHECK#1
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y = +Infinity;
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x = new Array();
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x[0] = 0.000000000000001;
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x[1] = 1;
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x[2] = 1.7976931348623157E308; //largest finite number
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x[3] = -0.000000000000001;
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x[4] = -1;
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x[5] = -1.7976931348623157E308; //largest (by module) finite number
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xnum = 6;
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for (i = 0; i < xnum; i++)
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{
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if (!isEqual(Math.atan2(y,x[i]), (Math.PI)/2))
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$FAIL("#1: Math.abs(Math.atan2(" + y + ", " + x[i] + ") - (Math.PI/2)) >= " + prec);
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}
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