tests/mozilla/ecma/Math/15.8.2.17.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:          15.8.2.17.js
  24     ECMA Section:       15.8.2.17  Math.sqrt(x)
  25     Description:        return an approximation to the squareroot of the argument.
  26                         special cases:
  27                         -   if x is NaN         return NaN
  28                         -   if x < 0            return NaN
  29                         -   if x == 0           return 0
  30                         -   if x == -0          return -0
  31                         -   if x == Infinity    return Infinity
  32     Author:             christine@netscape.com
  33     Date:               7 july 1997
  34 */
  35
  36     var SECTION = "15.8.2.17";
  37     var VERSION = "ECMA_1";
  38     startTest();
  39     var TITLE   = "Math.sqrt(x)";
  40
  41     writeHeaderToLog( SECTION + " "+ TITLE);
  42
  43     var testcases = getTestCases();
  44     test();
  45
  46 function getTestCases() {
  47     var array = new Array();
  48     var item = 0;
  49
  50     array[item++] = new TestCase( SECTION,  "Math.sqrt.length",     1,              Math.sqrt.length );
  51
  52     array[item++] = new TestCase( SECTION,  "Math.sqrt()",          Number.NaN,     Math.sqrt() );
  53     array[item++] = new TestCase( SECTION,  "Math.sqrt(void 0)",    Number.NaN,     Math.sqrt(void 0) );
  54     array[item++] = new TestCase( SECTION,  "Math.sqrt(null)",      0,              Math.sqrt(null) );
  55     array[item++] = new TestCase( SECTION,  "Math.sqrt(true)",      1,              Math.sqrt(1) );
  56     array[item++] = new TestCase( SECTION,  "Math.sqrt(false)",     0,              Math.sqrt(false) );
  57     array[item++] = new TestCase( SECTION,  "Math.sqrt('225')",     15,             Math.sqrt('225') );
  58
  59     array[item++] = new TestCase( SECTION,  "Math.sqrt(NaN)",       Number.NaN,     Math.sqrt(Number.NaN) );
  60     array[item++] = new TestCase( SECTION,  "Math.sqrt(-Infinity)", Number.NaN,     Math.sqrt(Number.NEGATIVE_INFINITY));
  61     array[item++] = new TestCase( SECTION,  "Math.sqrt(-1)",        Number.NaN,     Math.sqrt(-1));
  62     array[item++] = new TestCase( SECTION,  "Math.sqrt(-0.5)",      Number.NaN,     Math.sqrt(-0.5));
  63     array[item++] = new TestCase( SECTION,  "Math.sqrt(0)",         0,              Math.sqrt(0));
  64     array[item++] = new TestCase( SECTION,  "Math.sqrt(-0)",        -0,             Math.sqrt(-0));
  65     array[item++] = new TestCase( SECTION,  "Infinity/Math.sqrt(-0)",   -Infinity,  Infinity/Math.sqrt(-0) );
  66     array[item++] = new TestCase( SECTION,  "Math.sqrt(Infinity)",  Number.POSITIVE_INFINITY,   Math.sqrt(Number.POSITIVE_INFINITY));
  67     array[item++] = new TestCase( SECTION,  "Math.sqrt(1)",         1,              Math.sqrt(1));
  68     array[item++] = new TestCase( SECTION,  "Math.sqrt(2)",         Math.SQRT2,     Math.sqrt(2));
  69     array[item++] = new TestCase( SECTION,  "Math.sqrt(0.5)",       Math.SQRT1_2,   Math.sqrt(0.5));
  70     array[item++] = new TestCase( SECTION,  "Math.sqrt(4)",         2,              Math.sqrt(4));
  71     array[item++] = new TestCase( SECTION,  "Math.sqrt(9)",         3,              Math.sqrt(9));
  72     array[item++] = new TestCase( SECTION,  "Math.sqrt(16)",        4,              Math.sqrt(16));
  73     array[item++] = new TestCase( SECTION,  "Math.sqrt(25)",        5,              Math.sqrt(25));
  74     array[item++] = new TestCase( SECTION,  "Math.sqrt(36)",        6,              Math.sqrt(36));
  75     array[item++] = new TestCase( SECTION,  "Math.sqrt(49)",        7,              Math.sqrt(49));
  76     array[item++] = new TestCase( SECTION,  "Math.sqrt(64)",        8,              Math.sqrt(64));
  77     array[item++] = new TestCase( SECTION,  "Math.sqrt(256)",       16,             Math.sqrt(256));
  78     array[item++] = new TestCase( SECTION,  "Math.sqrt(10000)",     100,            Math.sqrt(10000));
  79     array[item++] = new TestCase( SECTION,  "Math.sqrt(65536)",     256,            Math.sqrt(65536));
  80     array[item++] = new TestCase( SECTION,  "Math.sqrt(0.09)",      0.3,            Math.sqrt(0.09));
  81     array[item++] = new TestCase( SECTION,  "Math.sqrt(0.01)",      0.1,            Math.sqrt(0.01));
  82     array[item++] = new TestCase( SECTION,  "Math.sqrt(0.00000001)",0.0001,         Math.sqrt(0.00000001));
  83
  84     return ( array );
  85 }
  86
  87 function test() {
  88     for ( tc=0; tc < testcases.length; tc++ ) {
  89         testcases[tc].passed = writeTestCaseResult(
  90                             testcases[tc].expect,
  91                             testcases[tc].actual,
  92                             testcases[tc].description +" = "+
  93                             testcases[tc].actual );
  94
  95         testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
  96     }
  97     stopTest();
  98     return ( testcases );
  99 }