mirror of https://github.com/tc39/test262.git
32 lines
728 B
JavaScript
32 lines
728 B
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
info: >
|
|
If y<0 and x is -0, Math.atan2(y,x) is an implementation-dependent
|
|
approximation to -PI/2
|
|
es5id: 15.8.2.5_A13
|
|
description: >
|
|
Checking if Math.atan2(y,-0) is an approximation to -PI/2, where
|
|
y<0
|
|
includes:
|
|
- $FAIL.js
|
|
- math_precision.js
|
|
- math_isequal.js
|
|
---*/
|
|
|
|
// CHECK#1
|
|
x = -0;
|
|
//prec = 0.00000000000001;
|
|
y = new Array();
|
|
y[0] = -0.000000000000001;
|
|
y[2] = -Infinity;
|
|
y[1] = -1;
|
|
ynum = 3;
|
|
|
|
for (i = 0; i < ynum; i++)
|
|
{
|
|
if (!isEqual(Math.atan2(y[i],x), -(Math.PI)/2))
|
|
$FAIL("#1: Math.abs(Math.atan2(" + y[i] + ", -0) + ((Math.PI)/2)) >= " + prec);
|
|
}
|