1# Copyright 2013 the V8 project authors. All rights reserved. 2# Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions 6# are met: 7# 1. Redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer. 9# 2. Redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution. 12# 13# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16# DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 24This test checks a few Number.toPrecision cases, including 15145: (0.999).toPrecision(1) returns incorrect result. 25 26On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". 27 28 29PASS (0.999).toPrecision(1) is "1" 30PASS (0.999).toPrecision(2) is "1.0" 31PASS (0.999).toPrecision(3) is "0.999" 32PASS (0.0).toPrecision(4) is "0.000" 33PASS (-0.0).toPrecision(4) is "0.000" 34PASS (0.0).toPrecision() is "0" 35PASS (-0.0).toPrecision() is "0" 36PASS (1234.567).toPrecision() is "1234.567" 37PASS (1234.567).toPrecision(0) threw exception RangeError: toPrecision() argument must be between 1 and 21. 38PASS (1234.567).toPrecision(null) threw exception RangeError: toPrecision() argument must be between 1 and 21. 39PASS (1234.567).toPrecision(false) threw exception RangeError: toPrecision() argument must be between 1 and 21. 40PASS (1234.567).toPrecision('foo') threw exception RangeError: toPrecision() argument must be between 1 and 21. 41PASS (1234.567).toPrecision(-1) threw exception RangeError: toPrecision() argument must be between 1 and 21. 42PASS (1234.567).toPrecision(1) is "1e+3" 43PASS (1234.567).toPrecision(true) is "1e+3" 44PASS (1234.567).toPrecision('1') is "1e+3" 45PASS (1234.567).toPrecision(2) is "1.2e+3" 46PASS (1234.567).toPrecision(2.9) is "1.2e+3" 47PASS (1234.567).toPrecision(5) is "1234.6" 48PASS (1234.567).toPrecision(21) is "1234.56700000000000728" 49PASS (1234.567).toPrecision(22) threw exception RangeError: toPrecision() argument must be between 1 and 21. 50PASS (1234.567).toPrecision(100) threw exception RangeError: toPrecision() argument must be between 1 and 21. 51PASS (1234.567).toPrecision(101) threw exception RangeError: toPrecision() argument must be between 1 and 21. 52PASS (1234.567).toPrecision(posInf) threw exception RangeError: toPrecision() argument must be between 1 and 21. 53PASS (1234.567).toPrecision(negInf) threw exception RangeError: toPrecision() argument must be between 1 and 21. 54PASS (1234.567).toPrecision(nan) threw exception RangeError: toPrecision() argument must be between 1 and 21. 55PASS posInf.toPrecision() is "Infinity" 56PASS negInf.toPrecision() is "-Infinity" 57PASS nan.toPrecision() is "NaN" 58PASS successfullyParsed is true 59 60TEST COMPLETE 61 62