62 lines
3.5 KiB
Plaintext
62 lines
3.5 KiB
Plaintext
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# 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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This test checks a few Number.toPrecision cases, including 15145: (0.999).toPrecision(1) returns incorrect result.
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On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
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PASS (0.999).toPrecision(1) is "1"
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PASS (0.999).toPrecision(2) is "1.0"
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PASS (0.999).toPrecision(3) is "0.999"
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PASS (0.0).toPrecision(4) is "0.000"
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PASS (-0.0).toPrecision(4) is "0.000"
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PASS (0.0).toPrecision() is "0"
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PASS (-0.0).toPrecision() is "0"
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PASS (1234.567).toPrecision() is "1234.567"
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PASS (1234.567).toPrecision(0) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(null) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(false) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision('foo') threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(-1) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(1) is "1e+3"
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PASS (1234.567).toPrecision(true) is "1e+3"
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PASS (1234.567).toPrecision('1') is "1e+3"
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PASS (1234.567).toPrecision(2) is "1.2e+3"
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PASS (1234.567).toPrecision(2.9) is "1.2e+3"
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PASS (1234.567).toPrecision(5) is "1234.6"
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PASS (1234.567).toPrecision(21) is "1234.56700000000000728"
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PASS (1234.567).toPrecision(22) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(100) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(101) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(posInf) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(negInf) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS (1234.567).toPrecision(nan) threw exception RangeError: toPrecision() argument must be between 1 and 21.
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PASS posInf.toPrecision() is "Infinity"
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PASS negInf.toPrecision() is "-Infinity"
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PASS nan.toPrecision() is "NaN"
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PASS successfullyParsed is true
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TEST COMPLETE
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