tests/mozilla/ecma/Math/15.8.2.11.js

   1 /* The contents of this file are subject to the Netscape Public
   2  * License Version 1.1 (the "License"); you may not use this file
   3  * except in compliance with the License. You may obtain a copy of
   4  * the License at http://www.mozilla.org/NPL/
   5  *
   6  * Software distributed under the License is distributed on an "AS
   7  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
   8  * implied. See the License for the specific language governing
   9  * rights and limitations under the License.
  10  *
  11  * The Original Code is Mozilla Communicator client code, released March
  12  * 31, 1998.
  13  *
  14  * The Initial Developer of the Original Code is Netscape Communications
  15  * Corporation. Portions created by Netscape are
  16  * Copyright (C) 1998 Netscape Communications Corporation. All
  17  * Rights Reserved.
  18  *
  19  * Contributor(s):
  20  *
  21  */
  22 /**
  23     File Name:          15.8.2.11.js
  24     ECMA Section:       15.8.2.11 Math.max(x, y)
  25     Description:        return the smaller of the two arguments.
  26                         special cases:
  27                             - if x is NaN or y is NaN   return NaN
  28                             - if x < y                  return x
  29                             - if y > x                  return y
  30                             - if x is +0 and y is +0    return +0
  31                             - if x is +0 and y is -0    return -0
  32                             - if x is -0 and y is +0    return -0
  33                             - if x is -0 and y is -0    return -0
  34     Author:             christine@netscape.com
  35     Date:               7 july 1997
  36 */
  37
  38     var SECTION = "15.8.2.11";
  39     var VERSION = "ECMA_1";
  40     startTest();
  41     var TITLE   = "Math.max(x, y)";
  42     var BUGNUMBER="76439";
  43
  44     writeHeaderToLog( SECTION + " "+ TITLE);
  45
  46     var testcases = getTestCases();
  47     test();
  48
  49 function getTestCases() {
  50     var array = new Array();
  51     var item = 0;
  52
  53     array[item++] = new TestCase( SECTION,  "Math.max.length",              2,              Math.max.length );
  54
  55     array[item++] = new TestCase( SECTION,  "Math.max()",                   -Infinity,      Math.max() );
  56     array[item++] = new TestCase( SECTION,  "Math.max(void 0, 1)",          Number.NaN,     Math.max( void 0, 1 ) );
  57     array[item++] = new TestCase( SECTION,  "Math.max(void 0, void 0)",     Number.NaN,     Math.max( void 0, void 0 ) );
  58     array[item++] = new TestCase( SECTION,  "Math.max(null, 1)",            1,              Math.max( null, 1 ) );
  59     array[item++] = new TestCase( SECTION,  "Math.max(-1, null)",           0,              Math.max( -1, null ) );
  60     array[item++] = new TestCase( SECTION,  "Math.max(true, false)",        1,              Math.max(true,false) );
  61
  62     array[item++] = new TestCase( SECTION,  "Math.max('-99','99')",          99,             Math.max( "-99","99") );
  63
  64     array[item++] = new TestCase( SECTION,  "Math.max(NaN, Infinity)",      Number.NaN,     Math.max(Number.NaN,Number.POSITIVE_INFINITY) );
  65     array[item++] = new TestCase( SECTION,  "Math.max(NaN, 0)",             Number.NaN,     Math.max(Number.NaN, 0) );
  66     array[item++] = new TestCase( SECTION,  "Math.max('a string', 0)",      Number.NaN,     Math.max("a string", 0) );
  67     array[item++] = new TestCase( SECTION,  "Math.max(NaN, 1)",             Number.NaN,     Math.max(Number.NaN,1) );
  68     array[item++] = new TestCase( SECTION,  "Math.max('a string',Infinity)", Number.NaN,    Math.max("a string", Number.POSITIVE_INFINITY) );
  69     array[item++] = new TestCase( SECTION,  "Math.max(Infinity, NaN)",      Number.NaN,     Math.max( Number.POSITIVE_INFINITY, Number.NaN) );
  70     array[item++] = new TestCase( SECTION,  "Math.max(NaN, NaN)",           Number.NaN,     Math.max(Number.NaN, Number.NaN) );
  71     array[item++] = new TestCase( SECTION,  "Math.max(0,NaN)",              Number.NaN,     Math.max(0,Number.NaN) );
  72     array[item++] = new TestCase( SECTION,  "Math.max(1, NaN)",             Number.NaN,     Math.max(1, Number.NaN) );
  73     array[item++] = new TestCase( SECTION,  "Math.max(0,0)",                0,              Math.max(0,0) );
  74     array[item++] = new TestCase( SECTION,  "Math.max(0,-0)",               0,              Math.max(0,-0) );
  75     array[item++] = new TestCase( SECTION,  "Math.max(-0,0)",               0,              Math.max(-0,0) );
  76     array[item++] = new TestCase( SECTION,  "Math.max(-0,-0)",              -0,             Math.max(-0,-0) );
  77     array[item++] = new TestCase( SECTION,  "Infinity/Math.max(-0,-0)",              -Infinity,             Infinity/Math.max(-0,-0) );
  78     array[item++] = new TestCase( SECTION,  "Math.max(Infinity, Number.MAX_VALUE)", Number.POSITIVE_INFINITY,   Math.max(Number.POSITIVE_INFINITY, Number.MAX_VALUE) );
  79     array[item++] = new TestCase( SECTION,  "Math.max(Infinity, Infinity)",         Number.POSITIVE_INFINITY,   Math.max(Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY) );
  80     array[item++] = new TestCase( SECTION,  "Math.max(-Infinity,-Infinity)",        Number.NEGATIVE_INFINITY,   Math.max(Number.NEGATIVE_INFINITY,Number.NEGATIVE_INFINITY) );
  81     array[item++] = new TestCase( SECTION,  "Math.max(1,.99999999999999)",          1,                          Math.max(1,.99999999999999) );
  82     array[item++] = new TestCase( SECTION,  "Math.max(-1,-.99999999999999)",        -.99999999999999,           Math.max(-1,-.99999999999999) );
  83
  84     return ( array );
  85 }
  86 function test() {
  87     for ( tc=0; tc < testcases.length; tc++ ) {
  88         testcases[tc].passed = writeTestCaseResult(
  89                             testcases[tc].expect,
  90                             testcases[tc].actual,
  91                             testcases[tc].description +" = "+
  92                             testcases[tc].actual );
  93
  94         testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
  95     }
  96     stopTest();
  97     return ( testcases );
  98 }