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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: 15.8.2.1.js
24 ECMA Section: 15.8.2.1 abs( x )
25 Description: return the absolute value of the argument,
26 which should be the magnitude of the argument
27 with a positive sign.
28 - if x is NaN, return NaN
29 - if x is -0, result is +0
30 - if x is -Infinity, result is +Infinity
31 Author: christine@netscape.com
32 Date: 7 july 1997
33*/
34 var SECTION = "15.8.2.1";
35 var VERSION = "ECMA_1";
36 startTest();
37 var TITLE = "Math.abs()";
38 var BUGNUMBER = "77391";
39
40 writeHeaderToLog( SECTION + " "+ TITLE);
41
42 var testcases = getTestCases();
43 test();
44
45function getTestCases() {
46 var array = new Array();
47 var item = 0;
48
49 array[item++] = new TestCase( SECTION, "Math.abs.length", 1, Math.abs.length );
50
51 array[item++] = new TestCase( SECTION, "Math.abs()", Number.NaN, Math.abs() );
52 array[item++] = new TestCase( SECTION, "Math.abs( void 0 )", Number.NaN, Math.abs(void 0) );
53 array[item++] = new TestCase( SECTION, "Math.abs( null )", 0, Math.abs(null) );
54 array[item++] = new TestCase( SECTION, "Math.abs( true )", 1, Math.abs(true) );
55 array[item++] = new TestCase( SECTION, "Math.abs( false )", 0, Math.abs(false) );
56 array[item++] = new TestCase( SECTION, "Math.abs( string primitive)", Number.NaN, Math.abs("a string primitive") );
57 array[item++] = new TestCase( SECTION, "Math.abs( string object )", Number.NaN, Math.abs(new String( 'a String object' )) );
58 array[item++] = new TestCase( SECTION, "Math.abs( Number.NaN )", Number.NaN, Math.abs(Number.NaN) );
59
60 array[item++] = new TestCase( SECTION, "Math.abs(0)", 0, Math.abs( 0 ) );
61 array[item++] = new TestCase( SECTION, "Math.abs( -0 )", 0, Math.abs(-0) );
62 array[item++] = new TestCase( SECTION, "Infinity/Math.abs(-0)", Infinity, Infinity/Math.abs(-0) );
63
64 array[item++] = new TestCase( SECTION, "Math.abs( -Infinity )", Number.POSITIVE_INFINITY, Math.abs( Number.NEGATIVE_INFINITY ) );
65 array[item++] = new TestCase( SECTION, "Math.abs( Infinity )", Number.POSITIVE_INFINITY, Math.abs( Number.POSITIVE_INFINITY ) );
66 array[item++] = new TestCase( SECTION, "Math.abs( - MAX_VALUE )", Number.MAX_VALUE, Math.abs( - Number.MAX_VALUE ) );
67 array[item++] = new TestCase( SECTION, "Math.abs( - MIN_VALUE )", Number.MIN_VALUE, Math.abs( -Number.MIN_VALUE ) );
68 array[item++] = new TestCase( SECTION, "Math.abs( MAX_VALUE )", Number.MAX_VALUE, Math.abs( Number.MAX_VALUE ) );
69 array[item++] = new TestCase( SECTION, "Math.abs( MIN_VALUE )", Number.MIN_VALUE, Math.abs( Number.MIN_VALUE ) );
70
71 array[item++] = new TestCase( SECTION, "Math.abs( -1 )", 1, Math.abs( -1 ) );
72 array[item++] = new TestCase( SECTION, "Math.abs( new Number( -1 ) )", 1, Math.abs( new Number(-1) ) );
73 array[item++] = new TestCase( SECTION, "Math.abs( 1 )", 1, Math.abs( 1 ) );
74 array[item++] = new TestCase( SECTION, "Math.abs( Math.PI )", Math.PI, Math.abs( Math.PI ) );
75 array[item++] = new TestCase( SECTION, "Math.abs( -Math.PI )", Math.PI, Math.abs( -Math.PI ) );
76 array[item++] = new TestCase( SECTION, "Math.abs(-1/100000000)", 1/100000000, Math.abs(-1/100000000) );
77 array[item++] = new TestCase( SECTION, "Math.abs(-Math.pow(2,32))", Math.pow(2,32), Math.abs(-Math.pow(2,32)) );
78 array[item++] = new TestCase( SECTION, "Math.abs(Math.pow(2,32))", Math.pow(2,32), Math.abs(Math.pow(2,32)) );
79 array[item++] = new TestCase( SECTION, "Math.abs( -0xfff )", 4095, Math.abs( -0xfff ) );
80 array[item++] = new TestCase( SECTION, "Math.abs( -0777 )", 511, Math.abs(-0777 ) );
81
82 array[item++] = new TestCase( SECTION, "Math.abs('-1e-1')", 0.1, Math.abs('-1e-1') );
83 array[item++] = new TestCase( SECTION, "Math.abs('0xff')", 255, Math.abs('0xff') );
84 array[item++] = new TestCase( SECTION, "Math.abs('077')", 77, Math.abs('077') );
85 array[item++] = new TestCase( SECTION, "Math.abs( 'Infinity' )", Infinity, Math.abs('Infinity') );
86 array[item++] = new TestCase( SECTION, "Math.abs( '-Infinity' )", Infinity, Math.abs('-Infinity') );
87
88 return ( array );
89}
90
91function test() {
92 for ( tc=0; tc < testcases.length; tc++ ) {
93 testcases[tc].passed = writeTestCaseResult(
94 testcases[tc].expect,
95 testcases[tc].actual,
96 testcases[tc].description +" = "+
97 testcases[tc].actual );
98
99 testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
100 }
101 stopTest();
102 return ( testcases );
103}