summaryrefslogtreecommitdiffstats
path: root/js/src/tests/js1_5/Object/regress-137000.js
blob: 8598a264dd211c6ebac804a37be2beb773065a6e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/*
 *
 * Date:    03 June 2002
 * SUMMARY: Function param or local var with same name as a function property
 *
 * See http://bugzilla.mozilla.org/show_bug.cgi?id=137000
 * See http://bugzilla.mozilla.org/show_bug.cgi?id=138708
 * See http://bugzilla.mozilla.org/show_bug.cgi?id=150032
 * See http://bugzilla.mozilla.org/show_bug.cgi?id=150859
 *
 */
//-----------------------------------------------------------------------------
var UBound = 0;
var BUGNUMBER = 137000;
var summary = 'Function param or local var with same name as a function prop';
var status = '';
var statusitems = [];
var actual = '';
var actualvalues = [];
var expect= '';
var expectedvalues = [];


/*
 * Note use of 'x' both for the parameter to f,
 * and as a property name for |f| as an object
 */
function f(x)
{
}

status = inSection(1);
f.x = 12;
actual = f.x;
expect = 12;
addThis();



/*
 * A more elaborate example, using the call() method
 * to chain constructors from child to parent.
 *
 * The key point is the use of the same name 'p' for both
 * the parameter to the constructor, and as a property name
 */
function parentObject(p)
{
  this.p = 1;
}

function childObject()
{
  parentObject.call(this);
}
childObject.prototype = parentObject;

status = inSection(2);
var objParent = new parentObject();
actual = objParent.p;
expect = 1;
addThis();

status = inSection(3);
var objChild = new childObject();
actual = objChild.p;
expect = 1;
addThis();



/*
 * A similar set-up. Here the same name is being used for
 * the parameter to both the Base and Child constructors,
 */
function Base(id)
{
}

function Child(id)
{
  this.prop = id;
}
Child.prototype=Base;

status = inSection(4);
var c1 = new Child('child1');
actual = c1.prop;
expect = 'child1';
addThis();



/*
 * Use same identifier as a property name, too -
 */
function BaseX(id)
{
}

function ChildX(id)
{
  this.id = id;
}
ChildX.prototype=BaseX;

status = inSection(5);
c1 = new ChildX('child1');
actual = c1.id;
expect = 'child1';
addThis();



/*
 * From http://bugzilla.mozilla.org/show_bug.cgi?id=150032
 *
 * Here the same name is being used both for a local variable
 * declared in g(), and as a property name for |g| as an object
 */
function g()
{
  var propA = g.propA;
  var propB = g.propC;

  this.getVarA = function() {return propA;}
  this.getVarB = function() {return propB;}
}
g.propA = 'A';
g.propB = 'B';
g.propC = 'C';
var obj = new g();

status = inSection(6);
actual = obj.getVarA(); // this one was returning 'undefined'
expect = 'A';
addThis();

status = inSection(7);
actual = obj.getVarB(); // this one is easy; it never failed
expect = 'C';
addThis();



/*
 * By martin.honnen@gmx.de
 * From http://bugzilla.mozilla.org/show_bug.cgi?id=150859
 *
 * Here the same name is being used for a local var in F
 * and as a property name for |F| as an object
 *
 * Twist: the property is added via another function.
 */
function setFProperty(val)
{
  F.propA = val;
}

function F()
{
  var propA = 'Local variable in F';
}

status = inSection(8);
setFProperty('Hello');
actual = F.propA; // this was returning 'undefined'
expect = 'Hello';
addThis();




//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------



function addThis()
{
  statusitems[UBound] = status;
  actualvalues[UBound] = actual;
  expectedvalues[UBound] = expect;
  UBound++;
}


function test()
{
  enterFunc('test');
  printBugNumber(BUGNUMBER);
  printStatus(summary);

  for (var i=0; i<UBound; i++)
  {
    reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
  }

  exitFunc ('test');
}