test262/test/built-ins/Math/atan2/S15.8.2.5_A6.js

23 lines
601 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 is +0 and x is -0, Math.atan2(y,x) is an implementation-dependent
approximation to +PI
es5id: 15.8.2.5_A6
description: >
Checking if Math.atan2(y,x) is an approximation to +PI, where y is
+0 and x is -0
includes:
- math_precision.js
- math_isequal.js
---*/
// CHECK#1
//prec = 0.00000000000001;
y = +0;
x = -0;
if (!isEqual(Math.atan2(y,x), Math.PI))
$ERROR("#1: Math.abs(Math.atan2(" + y + ", -0) - Math.PI) >= " + prec);