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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: 15.8.2.5.js | |
24 | ECMA Section: 15.8.2.5 atan2( y, x ) | |
25 | Description: | |
26 | ||
27 | Author: christine@netscape.com | |
28 | Date: 7 july 1997 | |
29 | ||
30 | */ | |
31 | var SECTION = "15.8.2.5"; | |
32 | var VERSION = "ECMA_1"; | |
33 | startTest(); | |
34 | var TITLE = "Math.atan2(x,y)"; | |
35 | var BUGNUMBER="76111"; | |
36 | ||
37 | writeHeaderToLog( SECTION + " "+ TITLE); | |
38 | ||
39 | var testcases = getTestCases(); | |
40 | test(); | |
41 | ||
42 | function getTestCases() { | |
43 | var array = new Array(); | |
44 | var item = 0; | |
45 | ||
46 | array[item++] = new TestCase( SECTION, "Math.atan2.length", 2, Math.atan2.length ); | |
47 | ||
48 | array[item++] = new TestCase( SECTION, "Math.atan2(NaN, 0)", Number.NaN, Math.atan2(Number.NaN,0) ); | |
49 | array[item++] = new TestCase( SECTION, "Math.atan2(null, null)", 0, Math.atan2(null, null) ); | |
50 | array[item++] = new TestCase( SECTION, "Math.atan2(void 0, void 0)", Number.NaN, Math.atan2(void 0, void 0) ); | |
51 | array[item++] = new TestCase( SECTION, "Math.atan2()", Number.NaN, Math.atan2() ); | |
52 | ||
53 | array[item++] = new TestCase( SECTION, "Math.atan2(0, NaN)", Number.NaN, Math.atan2(0,Number.NaN) ); | |
54 | array[item++] = new TestCase( SECTION, "Math.atan2(1, 0)", Math.PI/2, Math.atan2(1,0) ); | |
55 | array[item++] = new TestCase( SECTION, "Math.atan2(1,-0)", Math.PI/2, Math.atan2(1,-0) ); | |
56 | array[item++] = new TestCase( SECTION, "Math.atan2(0,0.001)", 0, Math.atan2(0,0.001) ); | |
57 | array[item++] = new TestCase( SECTION, "Math.atan2(0,0)", 0, Math.atan2(0,0) ); | |
58 | array[item++] = new TestCase( SECTION, "Math.atan2(0, -0)", Math.PI, Math.atan2(0,-0) ); | |
59 | array[item++] = new TestCase( SECTION, "Math.atan2(0, -1)", Math.PI, Math.atan2(0, -1) ); | |
60 | ||
61 | array[item++] = new TestCase( SECTION, "Math.atan2(-0, 1)", -0, Math.atan2(-0, 1) ); | |
62 | array[item++] = new TestCase( SECTION, "Infinity/Math.atan2(-0, 1)", -Infinity, Infinity/Math.atan2(-0,1) ); | |
63 | ||
64 | array[item++] = new TestCase( SECTION, "Math.atan2(-0, 0)", -0, Math.atan2(-0,0) ); | |
65 | array[item++] = new TestCase( SECTION, "Math.atan2(-0, -0)", -Math.PI, Math.atan2(-0, -0) ); | |
66 | array[item++] = new TestCase( SECTION, "Math.atan2(-0, -1)", -Math.PI, Math.atan2(-0, -1) ); | |
67 | array[item++] = new TestCase( SECTION, "Math.atan2(-1, 0)", -Math.PI/2, Math.atan2(-1, 0) ); | |
68 | array[item++] = new TestCase( SECTION, "Math.atan2(-1, -0)", -Math.PI/2, Math.atan2(-1, -0) ); | |
69 | array[item++] = new TestCase( SECTION, "Math.atan2(1, Infinity)", 0, Math.atan2(1, Number.POSITIVE_INFINITY) ); | |
70 | array[item++] = new TestCase( SECTION, "Math.atan2(1,-Infinity)", Math.PI, Math.atan2(1, Number.NEGATIVE_INFINITY) ); | |
71 | ||
72 | array[item++] = new TestCase( SECTION, "Math.atan2(-1, Infinity)", -0, Math.atan2(-1,Number.POSITIVE_INFINITY) ); | |
73 | array[item++] = new TestCase( SECTION, "Infinity/Math.atan2(-1, Infinity)", -Infinity, Infinity/Math.atan2(-1,Infinity) ); | |
74 | ||
75 | array[item++] = new TestCase( SECTION, "Math.atan2(-1,-Infinity)", -Math.PI, Math.atan2(-1,Number.NEGATIVE_INFINITY) ); | |
76 | array[item++] = new TestCase( SECTION, "Math.atan2(Infinity, 0)", Math.PI/2, Math.atan2(Number.POSITIVE_INFINITY, 0) ); | |
77 | array[item++] = new TestCase( SECTION, "Math.atan2(Infinity, 1)", Math.PI/2, Math.atan2(Number.POSITIVE_INFINITY, 1) ); | |
78 | array[item++] = new TestCase( SECTION, "Math.atan2(Infinity,-1)", Math.PI/2, Math.atan2(Number.POSITIVE_INFINITY,-1) ); | |
79 | array[item++] = new TestCase( SECTION, "Math.atan2(Infinity,-0)", Math.PI/2, Math.atan2(Number.POSITIVE_INFINITY,-0) ); | |
80 | array[item++] = new TestCase( SECTION, "Math.atan2(-Infinity, 0)", -Math.PI/2, Math.atan2(Number.NEGATIVE_INFINITY, 0) ); | |
81 | array[item++] = new TestCase( SECTION, "Math.atan2(-Infinity,-0)", -Math.PI/2, Math.atan2(Number.NEGATIVE_INFINITY,-0) ); | |
82 | array[item++] = new TestCase( SECTION, "Math.atan2(-Infinity, 1)", -Math.PI/2, Math.atan2(Number.NEGATIVE_INFINITY, 1) ); | |
83 | array[item++] = new TestCase( SECTION, "Math.atan2(-Infinity, -1)", -Math.PI/2, Math.atan2(Number.NEGATIVE_INFINITY,-1) ); | |
84 | array[item++] = new TestCase( SECTION, "Math.atan2(Infinity, Infinity)", Math.PI/4, Math.atan2(Number.POSITIVE_INFINITY, Number.POSITIVE_INFINITY) ); | |
85 | array[item++] = new TestCase( SECTION, "Math.atan2(Infinity, -Infinity)", 3*Math.PI/4, Math.atan2(Number.POSITIVE_INFINITY, Number.NEGATIVE_INFINITY) ); | |
86 | array[item++] = new TestCase( SECTION, "Math.atan2(-Infinity, Infinity)", -Math.PI/4, Math.atan2(Number.NEGATIVE_INFINITY, Number.POSITIVE_INFINITY) ); | |
87 | array[item++] = new TestCase( SECTION, "Math.atan2(-Infinity, -Infinity)", -3*Math.PI/4, Math.atan2(Number.NEGATIVE_INFINITY, Number.NEGATIVE_INFINITY) ); | |
88 | array[item++] = new TestCase( SECTION, "Math.atan2(-1, 1)", -Math.PI/4, Math.atan2( -1, 1) ); | |
89 | ||
90 | return array; | |
91 | } | |
92 | ||
93 | function test() { | |
94 | for ( tc=0; tc < testcases.length; tc++ ) { | |
95 | testcases[tc].passed = writeTestCaseResult( | |
96 | testcases[tc].expect, | |
97 | testcases[tc].actual, | |
98 | testcases[tc].description +" = "+ | |
99 | testcases[tc].actual ); | |
100 | ||
101 | testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value "; | |
102 | } | |
103 | stopTest(); | |
104 | return ( testcases ); | |
105 | } |