// Copyright 2014 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // Flags: --harmony-maths assertTrue(isNaN(Math.cbrt(NaN))); assertTrue(isNaN(Math.cbrt(function() {}))); assertTrue(isNaN(Math.cbrt({ toString: function() { return NaN; } }))); assertTrue(isNaN(Math.cbrt({ valueOf: function() { return "abc"; } }))); assertEquals("Infinity", String(1/Math.cbrt(0))); assertEquals("-Infinity", String(1/Math.cbrt(-0))); assertEquals("Infinity", String(Math.cbrt(Infinity))); assertEquals("-Infinity", String(Math.cbrt(-Infinity))); for (var i = 1E-100; i < 1E100; i *= Math.PI) { assertEqualsDelta(i, Math.cbrt(i*i*i), i * 1E-15); } for (var i = -1E-100; i > -1E100; i *= Math.E) { assertEqualsDelta(i, Math.cbrt(i*i*i), -i * 1E-15); } // Let's be exact at least for small integers. for (var i = 2; i < 10000; i++) { assertEquals(i, Math.cbrt(i*i*i)); }