69590a370f
R=jkummerow@chromium.org Review URL: https://codereview.chromium.org/18068003 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@15370 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
72 lines
3.7 KiB
JavaScript
72 lines
3.7 KiB
JavaScript
// Copyright 2013 the V8 project authors. All rights reserved.
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// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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var posInf = 1/0;
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var negInf = -1/0;
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var nan = 0/0;
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// From Acid3, http://bugs.webkit.org/show_bug.cgi?id=16640
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shouldBeEqualToString("(0.0).toExponential(4)", "0.0000e+0");
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shouldBeEqualToString("(-0.0).toExponential(4)", "0.0000e+0");
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shouldBeEqualToString("(0.0).toExponential()", "0e+0");
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shouldBeEqualToString("(-0.0).toExponential()", "0e+0");
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// From http://bugs.webkit.org/show_bug.cgi?id=5259
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shouldBeEqualToString("(123.456).toExponential()", "1.23456e+2");
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shouldBeEqualToString("(123.456).toExponential(0)", "1e+2");
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// 0 equivilents
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shouldBeEqualToString("(123.456).toExponential(null)", "1e+2");
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shouldBeEqualToString("(123.456).toExponential(false)", "1e+2");
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shouldBeEqualToString("(123.456).toExponential('foo')", "1e+2");
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shouldBeEqualToString("(123.456).toExponential(nan)", "1e+2"); // nan is treated like 0
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shouldBeEqualToString("(123.456).toExponential(1)", "1.2e+2");
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// 1 equivilents
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shouldBeEqualToString("(123.456).toExponential(true)", "1.2e+2"); // just like 1
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shouldBeEqualToString("(123.456).toExponential('1')", "1.2e+2");
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shouldBeEqualToString("(123.456).toExponential(2)", "1.23e+2");
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shouldBeEqualToString("(123.456).toExponential(2.9)", "1.23e+2");
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shouldBeEqualToString("(123.456).toExponential(3)", "1.235e+2");
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shouldBeEqualToString("(123.456).toExponential(5)", "1.23456e+2");
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shouldBeEqualToString("(123.456).toExponential(6)", "1.234560e+2");
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shouldBeEqualToString("(123.456).toExponential(20)", "1.23456000000000003070e+2");
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// SpiderMonkey allows precision values 0 to 100, we only allow 0 to 20 currently
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shouldThrow("(123.456).toExponential(21)");
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shouldThrow("(123.456).toExponential(100)");
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shouldThrow("(123.456).toExponential(101)");
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shouldThrow("(123.456).toExponential(-1)");
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shouldThrow("(1234.567).toExponential(posInf)");
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shouldThrow("(1234.567).toExponential(negInf)");
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shouldBeEqualToString("posInf.toExponential()", "Infinity");
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shouldBeEqualToString("negInf.toExponential()", "-Infinity");
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shouldBeEqualToString("nan.toExponential()", "NaN");
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shouldBeEqualToString("(0.01).toExponential()", "1e-2");
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shouldBeEqualToString("(0.1).toExponential()", "1e-1");
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shouldBeEqualToString("(0.9).toExponential()", "9e-1");
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shouldBeEqualToString("(0.9999).toExponential()", "9.999e-1");
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shouldBeEqualToString("(0.9999).toExponential(2)", "1.00e+0");
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