js/src/tests/js1_2/function/tostring-1.js

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1 // |reftest| skip -- obsolete test
2 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6
7
8 /**
9 File Name: tostring-1.js
10 Section: Function.toString
11 Description:
12
13 Since the behavior of Function.toString() is implementation-dependent,
14 toString tests for function are not in the ECMA suite.
15
16 Currently, an attempt to parse the toString output for some functions
17 and verify that the result is something reasonable.
18
19 Author: christine@netscape.com
20 Date: 12 november 1997
21 */
22
23 var SECTION = "tostring-1";
24 var VERSION = "JS1_2";
25 startTest();
26 var TITLE = "Function.toString()";
27
28 writeHeaderToLog( SECTION + " "+ TITLE);
29
30 var tab = " ";
31
32 t1 = new TestFunction( "stub", "value", tab + "return value;" );
33
34 t2 = new TestFunction( "ToString", "object", tab+"return object + \"\";" );
35
36 t3 = new TestFunction( "Add", "a, b, c, d, e", tab +"var s = a + b + c + d + e;\n" +
37 tab + "return s;" );
38
39 t4 = new TestFunction( "noop", "value" );
40
41 t5 = new TestFunction( "anonymous", "", tab+"return \"hello!\";" );
42
43 var f = new Function( "return \"hello!\"");
44
45 new TestCase( SECTION,
46 "stub.toString()",
47 t1.valueOf(),
48 stub.toString() );
49
50 new TestCase( SECTION,
51 "ToString.toString()",
52 t2.valueOf(),
53 ToString.toString() );
54
55 new TestCase( SECTION,
56 "Add.toString()",
57 t3.valueOf(),
58 Add.toString() );
59
60 new TestCase( SECTION,
61 "noop.toString()",
62 t4.toString(),
63 noop.toString() );
64
65 new TestCase( SECTION,
66 "f.toString()",
67 t5.toString(),
68 f.toString() );
69 test();
70
71 function noop( value ) {
72 }
73 function Add( a, b, c, d, e ) {
74 var s = a + b + c + d + e;
75 return s;
76 }
77 function stub( value ) {
78 return value;
79 }
80 function ToString( object ) {
81 return object + "";
82 }
83
84 function ToBoolean( value ) {
85 if ( value == 0 || value == NaN || value == false ) {
86 return false;
87 } else {
88 return true;
89 }
90 }
91
92 function TestFunction( name, args, body ) {
93 if ( name == "anonymous" && version() == 120 ) {
94 name = "";
95 }
96
97 this.name = name;
98 this.arguments = args.toString();
99 this.body = body;
100
101 /* the format of Function.toString() in JavaScript 1.2 is:
102 function name ( arguments ) {
103 body
104 }
105 */
106 this.value = "function " + (name ? name : "" )+
107 "("+args+") {\n"+ (( body ) ? body +"\n" : "") + "}";
108
109 this.toString = new Function( "return this.value" );
110 this.valueOf = new Function( "return this.value" );
111 return this;
112 }

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