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Diffstat (limited to 'JavaScriptCore/tests/mozilla/ecma/Math/15.8.2.15.js')
| -rw-r--r-- | JavaScriptCore/tests/mozilla/ecma/Math/15.8.2.15.js | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/JavaScriptCore/tests/mozilla/ecma/Math/15.8.2.15.js b/JavaScriptCore/tests/mozilla/ecma/Math/15.8.2.15.js new file mode 100644 index 0000000..ca8cc94 --- /dev/null +++ b/JavaScriptCore/tests/mozilla/ecma/Math/15.8.2.15.js @@ -0,0 +1,113 @@ +/* The contents of this file are subject to the Netscape Public + * License Version 1.1 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.mozilla.org/NPL/ + * + * Software distributed under the License is distributed on an "AS + * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or + * implied. See the License for the specific language governing + * rights and limitations under the License. + * + * The Original Code is Mozilla Communicator client code, released March + * 31, 1998. + * + * The Initial Developer of the Original Code is Netscape Communications + * Corporation. Portions created by Netscape are + * Copyright (C) 1998 Netscape Communications Corporation. All + * Rights Reserved. + * + * Contributor(s): + * + */ +/** + File Name: 15.8.2.15.js + ECMA Section: 15.8.2.15 Math.round(x) + Description: return the greatest number value that is closest to the + argument and is an integer. if two integers are equally + close to the argument. then the result is the number value + that is closer to Infinity. if the argument is an integer, + return the argument. + special cases: + - if x is NaN return NaN + - if x = +0 return +0 + - if x = -0 return -0 + - if x = Infinity return Infinity + - if x = -Infinity return -Infinity + - if 0 < x < 0.5 return 0 + - if -0.5 <= x < 0 return -0 + example: + Math.round( 3.5 ) == 4 + Math.round( -3.5 ) == 3 + also: + - Math.round(x) == Math.floor( x + 0.5 ) + except if x = -0. in that case, Math.round(x) = -0 + + and Math.floor( x+0.5 ) = +0 + + + Author: christine@netscape.com + Date: 7 july 1997 +*/ + + var SECTION = "15.8.2.15"; + var VERSION = "ECMA_1"; + startTest(); + var TITLE = "Math.round(x)"; + var BUGNUMBER="331411"; + + var EXCLUDE = "true"; + + writeHeaderToLog( SECTION + " "+ TITLE); + + var testcases = getTestCases(); + test(); + +function getTestCases() { + var array = new Array(); + var item = 0; + + array[item++] = new TestCase( SECTION, "Math.round.length", 1, Math.round.length ); + + array[item++] = new TestCase( SECTION, "Math.round()", Number.NaN, Math.round() ); + array[item++] = new TestCase( SECTION, "Math.round(null)", 0, Math.round(0) ); + array[item++] = new TestCase( SECTION, "Math.round(void 0)", Number.NaN, Math.round(void 0) ); + array[item++] = new TestCase( SECTION, "Math.round(true)", 1, Math.round(true) ); + array[item++] = new TestCase( SECTION, "Math.round(false)", 0, Math.round(false) ); + array[item++] = new TestCase( SECTION, "Math.round('.99999')", 1, Math.round('.99999') ); + array[item++] = new TestCase( SECTION, "Math.round('12345e-2')", 123, Math.round('12345e-2') ); + + array[item++] = new TestCase( SECTION, "Math.round(NaN)", Number.NaN, Math.round(Number.NaN) ); + array[item++] = new TestCase( SECTION, "Math.round(0)", 0, Math.round(0) ); + array[item++] = new TestCase( SECTION, "Math.round(-0)", -0, Math.round(-0)); + array[item++] = new TestCase( SECTION, "Infinity/Math.round(-0)", -Infinity, Infinity/Math.round(-0) ); + + array[item++] = new TestCase( SECTION, "Math.round(Infinity)", Number.POSITIVE_INFINITY, Math.round(Number.POSITIVE_INFINITY)); + array[item++] = new TestCase( SECTION, "Math.round(-Infinity)",Number.NEGATIVE_INFINITY, Math.round(Number.NEGATIVE_INFINITY)); + array[item++] = new TestCase( SECTION, "Math.round(0.49)", 0, Math.round(0.49)); + array[item++] = new TestCase( SECTION, "Math.round(0.5)", 1, Math.round(0.5)); + array[item++] = new TestCase( SECTION, "Math.round(0.51)", 1, Math.round(0.51)); + + array[item++] = new TestCase( SECTION, "Math.round(-0.49)", -0, Math.round(-0.49)); + array[item++] = new TestCase( SECTION, "Math.round(-0.5)", -0, Math.round(-0.5)); + array[item++] = new TestCase( SECTION, "Infinity/Math.round(-0.49)", -Infinity, Infinity/Math.round(-0.49)); + array[item++] = new TestCase( SECTION, "Infinity/Math.round(-0.5)", -Infinity, Infinity/Math.round(-0.5)); + + array[item++] = new TestCase( SECTION, "Math.round(-0.51)", -1, Math.round(-0.51)); + array[item++] = new TestCase( SECTION, "Math.round(3.5)", 4, Math.round(3.5)); + array[item++] = new TestCase( SECTION, "Math.round(-3.5)", -3, Math.round(-3)); + + return ( array ); +} +function test() { + for ( tc=0; tc < testcases.length; tc++ ) { + testcases[tc].passed = writeTestCaseResult( + testcases[tc].expect, + testcases[tc].actual, + testcases[tc].description +" = "+ + testcases[tc].actual ); + + testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value "; + } + stopTest(); + return ( testcases ); +}
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