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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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139 "while", | 139 "while", |
140 "with", | 140 "with", |
141 ]; | 141 ]; |
142 | 142 |
143 function testKeywordProperty(keyword) { | 143 function testKeywordProperty(keyword) { |
144 try { | 144 try { |
145 // Sanity check that what we get is a keyword. | 145 // Sanity check that what we get is a keyword. |
146 eval("var " + keyword + " = 42;"); | 146 eval("var " + keyword + " = 42;"); |
147 assertUnreachable("Not a keyword: " + keyword); | 147 assertUnreachable("Not a keyword: " + keyword); |
148 } catch (e) { } | 148 } catch (e) { } |
149 | 149 |
150 // Simple property, read and write. | 150 // Simple property, read and write. |
151 var x = eval("({" + keyword + ": 42})"); | 151 var x = eval("({" + keyword + ": 42})"); |
152 assertEquals(42, x[keyword]); | 152 assertEquals(42, x[keyword]); |
153 assertEquals(42, eval("x." + keyword)); | 153 assertEquals(42, eval("x." + keyword)); |
154 eval("x." + keyword + " = 37"); | 154 eval("x." + keyword + " = 37"); |
155 assertEquals(37, x[keyword]); | 155 assertEquals(37, x[keyword]); |
156 assertEquals(37, eval("x." + keyword)); | 156 assertEquals(37, eval("x." + keyword)); |
157 | 157 |
158 // Getter/setter property, read and write. | 158 // Getter/setter property, read and write. |
159 var y = eval("({value : 42, get " + keyword + "(){return this.value}," + | 159 var y = eval("({value : 42, get " + keyword + "(){return this.value}," + |
160 " set " + keyword + "(v) { this.value = v; }})"); | 160 " set " + keyword + "(v) { this.value = v; }})"); |
161 assertEquals(42, y[keyword]); | 161 assertEquals(42, y[keyword]); |
162 assertEquals(42, eval("y." + keyword)); | 162 assertEquals(42, eval("y." + keyword)); |
163 eval("y." + keyword + " = 37"); | 163 eval("y." + keyword + " = 37"); |
164 assertEquals(37, y[keyword]); | 164 assertEquals(37, y[keyword]); |
165 assertEquals(37, eval("y." + keyword)); | 165 assertEquals(37, eval("y." + keyword)); |
166 | 166 |
167 // Quoted keyword works is read back by unquoted as well. | 167 // Quoted keyword works is read back by unquoted as well. |
168 var z = eval("({\"" + keyword + "\": 42})"); | 168 var z = eval("({\"" + keyword + "\": 42})"); |
169 assertEquals(42, z[keyword]); | 169 assertEquals(42, z[keyword]); |
170 assertEquals(42, eval("z." + keyword)); | 170 assertEquals(42, eval("z." + keyword)); |
171 | 171 |
172 // Function property, called. | 172 // Function property, called. |
173 var was_called; | 173 var was_called; |
174 function test_call() { this.was_called = true; was_called = true; } | 174 function test_call() { this.was_called = true; was_called = true; } |
175 var w = eval("({" + keyword + ": test_call, was_called: false})"); | 175 var w = eval("({" + keyword + ": test_call, was_called: false})"); |
176 eval("w." + keyword + "();"); | 176 eval("w." + keyword + "();"); |
177 assertTrue(was_called); | 177 assertTrue(was_called); |
178 assertTrue(w.was_called); | 178 assertTrue(w.was_called); |
179 | 179 |
180 // Function property, constructed. | 180 // Function property, constructed. |
181 function construct() { this.constructed = true; } | 181 function construct() { this.constructed = true; } |
182 var v = eval("({" + keyword + ": construct})"); | 182 var v = eval("({" + keyword + ": construct})"); |
183 var vo = eval("new v." + keyword + "()"); | 183 var vo = eval("new v." + keyword + "()"); |
184 assertTrue(vo instanceof construct); | 184 assertTrue(vo instanceof construct); |
185 assertTrue(vo.constructed); | 185 assertTrue(vo.constructed); |
186 } | 186 } |
187 | 187 |
188 for (var i = 0; i < keywords.length; i++) { | 188 for (var i = 0; i < keywords.length; i++) { |
189 testKeywordProperty(keywords[i]); | 189 testKeywordProperty(keywords[i]); |
190 } | 190 } |
191 | |
192 // Test getter and setter properties with string/number literal names. | |
193 | |
194 var obj = {get 42() { return 42; }, | |
195 get 3.14() { return "PI"; }, | |
196 get "PI"() { return 3.14; }, | |
197 readback: 0, | |
198 set 37(v) { this.readback = v; }, | |
199 set 1.44(v) { this.readback = v; }, | |
200 set "Poo"(v) { this.readback = v; }} | |
201 | |
202 assertEquals(42, obj[42]); | |
203 assertEquals("PI", obj[3.14]); | |
204 assertEquals(3.14, obj["PI"]); | |
205 obj[37] = "t1"; | |
206 assertEquals("t1", obj.readback); | |
207 obj[1.44] = "t2"; | |
208 assertEquals("t2", obj.readback); | |
209 obj["Poo"] = "t3"; | |
210 assertEquals("t3", obj.readback); | |
211 | |
212 | |
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