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41 File Name: 15.1.2.6.js
42 ECMA Section: 15.1.2.6 isNaN( x )
44 Description: Applies ToNumber to its argument, then returns true if
45 the result isNaN and otherwise returns false.
47 Author: christine@netscape.com
51 var SECTION = "15.1.2.6";
52 var VERSION = "ECMA_1";
53 var TITLE = "isNaN( x )";
54 var BUGNUMBER = "none";
58 writeHeaderToLog( SECTION + " "+ TITLE);
60 new TestCase( SECTION, "isNaN.length", 1, isNaN.length );
61 new TestCase( SECTION, "var MYPROPS=''; for ( var p in isNaN ) { MYPROPS+= p }; MYPROPS", "", eval("var MYPROPS=''; for ( var p in isNaN ) { MYPROPS+= p }; MYPROPS") );
62 new TestCase( SECTION, "isNaN.length = null; isNaN.length", 1, eval("isNaN.length=null; isNaN.length") );
63 new TestCase( SECTION, "delete isNaN.length", false, delete isNaN.length );
64 new TestCase( SECTION, "delete isNaN.length; isNaN.length", 1, eval("delete isNaN.length; isNaN.length") );
66 // new TestCase( SECTION, "isNaN.__proto__", Function.prototype, isNaN.__proto__ );
68 new TestCase( SECTION, "isNaN()", true, isNaN() );
69 new TestCase( SECTION, "isNaN( null )", false, isNaN(null) );
70 new TestCase( SECTION, "isNaN( void 0 )", true, isNaN(void 0) );
71 new TestCase( SECTION, "isNaN( true )", false, isNaN(true) );
72 new TestCase( SECTION, "isNaN( false)", false, isNaN(false) );
73 new TestCase( SECTION, "isNaN( ' ' )", false, isNaN( " " ) );
75 new TestCase( SECTION, "isNaN( 0 )", false, isNaN(0) );
76 new TestCase( SECTION, "isNaN( 1 )", false, isNaN(1) );
77 new TestCase( SECTION, "isNaN( 2 )", false, isNaN(2) );
78 new TestCase( SECTION, "isNaN( 3 )", false, isNaN(3) );
79 new TestCase( SECTION, "isNaN( 4 )", false, isNaN(4) );
80 new TestCase( SECTION, "isNaN( 5 )", false, isNaN(5) );
81 new TestCase( SECTION, "isNaN( 6 )", false, isNaN(6) );
82 new TestCase( SECTION, "isNaN( 7 )", false, isNaN(7) );
83 new TestCase( SECTION, "isNaN( 8 )", false, isNaN(8) );
84 new TestCase( SECTION, "isNaN( 9 )", false, isNaN(9) );
86 new TestCase( SECTION, "isNaN( '0' )", false, isNaN('0') );
87 new TestCase( SECTION, "isNaN( '1' )", false, isNaN('1') );
88 new TestCase( SECTION, "isNaN( '2' )", false, isNaN('2') );
89 new TestCase( SECTION, "isNaN( '3' )", false, isNaN('3') );
90 new TestCase( SECTION, "isNaN( '4' )", false, isNaN('4') );
91 new TestCase( SECTION, "isNaN( '5' )", false, isNaN('5') );
92 new TestCase( SECTION, "isNaN( '6' )", false, isNaN('6') );
93 new TestCase( SECTION, "isNaN( '7' )", false, isNaN('7') );
94 new TestCase( SECTION, "isNaN( '8' )", false, isNaN('8') );
95 new TestCase( SECTION, "isNaN( '9' )", false, isNaN('9') );
98 new TestCase( SECTION, "isNaN( 0x0a )", false, isNaN( 0x0a ) );
99 new TestCase( SECTION, "isNaN( 0xaa )", false, isNaN( 0xaa ) );
100 new TestCase( SECTION, "isNaN( 0x0A )", false, isNaN( 0x0A ) );
101 new TestCase( SECTION, "isNaN( 0xAA )", false, isNaN( 0xAA ) );
103 new TestCase( SECTION, "isNaN( '0x0a' )", false, isNaN( "0x0a" ) );
104 new TestCase( SECTION, "isNaN( '0xaa' )", false, isNaN( "0xaa" ) );
105 new TestCase( SECTION, "isNaN( '0x0A' )", false, isNaN( "0x0A" ) );
106 new TestCase( SECTION, "isNaN( '0xAA' )", false, isNaN( "0xAA" ) );
108 new TestCase( SECTION, "isNaN( 077 )", false, isNaN( 077 ) );
109 new TestCase( SECTION, "isNaN( '077' )", false, isNaN( "077" ) );
112 new TestCase( SECTION, "isNaN( Number.NaN )", true, isNaN(Number.NaN) );
113 new TestCase( SECTION, "isNaN( Number.POSITIVE_INFINITY )", false, isNaN(Number.POSITIVE_INFINITY) );
114 new TestCase( SECTION, "isNaN( Number.NEGATIVE_INFINITY )", false, isNaN(Number.NEGATIVE_INFINITY) );
115 new TestCase( SECTION, "isNaN( Number.MAX_VALUE )", false, isNaN(Number.MAX_VALUE) );
116 new TestCase( SECTION, "isNaN( Number.MIN_VALUE )", false, isNaN(Number.MIN_VALUE) );
118 new TestCase( SECTION, "isNaN( NaN )", true, isNaN(NaN) );
119 new TestCase( SECTION, "isNaN( Infinity )", false, isNaN(Infinity) );
121 new TestCase( SECTION, "isNaN( 'Infinity' )", false, isNaN("Infinity") );
122 new TestCase( SECTION, "isNaN( '-Infinity' )", false, isNaN("-Infinity") );