third_party/WebKit/LayoutTests/imported/wpt/dom/collections/HTMLCollection-supported-property-indices.html - Issue 2408083002: Revert of Import wpt@357b83b809e3cbc7a1805e7c3ca108a7980d782f

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Issue 2408083002: Revert of Import wpt@357b83b809e3cbc7a1805e7c3ca108a7980d782f (Closed)

Patch Set: Created 4 years, 2 months ago

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1 <!doctype html>	1 <!doctype html>

2 <meta charset=utf-8>	2 <meta charset=utf-8>

3 <title></title>	3 <title></title>

4 <script src=/resources/testharness.js></script>	4 <script src=/resources/testharness.js></script>

5 <script src=/resources/testharnessreport.js></script>	5 <script src=/resources/testharnessreport.js></script>

6 <!-- We want to use a tag name that will not interact with our test harness,	6 <!-- We want to use a tag name that will not interact with our test harness,

7 so just make one up. "foo" is a good one -->	7 so just make one up. "foo" is a good one -->

8	8

9 <!-- Ids that look like negative indices. These should come first, so we can	9 <!-- Ids that look like negative indices. These should come first, so we can

10 assert that lookups for nonnegative indices find these by index -->	10 assert that lookups for nonnegative indices find these by index -->

(...skipping 79 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
90 assert_equals(collection.namedItem(4294967296),	90 assert_equals(collection.namedItem(4294967296),

91 document.getElementById("4294967296"));	91 document.getElementById("4294967296"));

92 assert_equals(collection.namedItem(4294967297),	92 assert_equals(collection.namedItem(4294967297),

93 document.getElementById("4294967297"));	93 document.getElementById("4294967297"));

94 assert_equals(collection[4294967293], undefined);	94 assert_equals(collection[4294967293], undefined);

95 assert_equals(collection[4294967294], undefined);	95 assert_equals(collection[4294967294], undefined);

96 assert_equals(collection[4294967295], document.getElementById("4294967295"));	96 assert_equals(collection[4294967295], document.getElementById("4294967295"));

97 assert_equals(collection[4294967296], document.getElementById("4294967296"));	97 assert_equals(collection[4294967296], document.getElementById("4294967296"));

98 assert_equals(collection[4294967297], document.getElementById("4294967297"));	98 assert_equals(collection[4294967297], document.getElementById("4294967297"));

99 }, "Handling of property names that look like integers around 2^32");	99 }, "Handling of property names that look like integers around 2^32");

100

101 test(function() {

102 var elements = document.getElementsByTagName("foo");

103 var old_item = elements[0];

104 var old_desc = Object.getOwnPropertyDescriptor(elements, 0);

105 assert_equals(old_desc.value, old_item);

106 assert_true(old_desc.enumerable);

107 assert_true(old_desc.configurable);

108 assert_false(old_desc.writable);

109

110 elements[0] = 5;

111 assert_equals(elements[0], old_item);

112 assert_throws(new TypeError(), function() {

113 "use strict";

114 elements[0] = 5;

115 });

116 assert_throws(new TypeError(), function() {

117 Object.defineProperty(elements, 0, { value: 5 });

118 });

119

120 delete elements[0];

121 assert_equals(elements[0], old_item);

122

123 assert_throws(new TypeError(), function() {

124 "use strict";

125 delete elements[0];

126 });

127 assert_equals(elements[0], old_item);

128 }, 'Trying to set an expando that would shadow an already-existing indexed prope rty');

129

130 test(function() {

131 var elements = document.getElementsByTagName("foo");

132 var idx = elements.length;

133 var old_item = elements[idx];

134 var old_desc = Object.getOwnPropertyDescriptor(elements, idx);

135 assert_equals(old_item, undefined);

136 assert_equals(old_desc, undefined);

137

138 // [[DefineOwnProperty]] will disallow defining an indexed expando.

139 elements[idx] = 5;

140 assert_equals(elements[idx], undefined);

141 assert_throws(new TypeError(), function() {

142 "use strict";

143 elements[idx] = 5;

144 });

145 assert_throws(new TypeError(), function() {

146 Object.defineProperty(elements, idx, { value: 5 });

147 });

148

149 // Check that deletions out of range do not throw

150 delete elements[idx];

151 (function() {

152 "use strict";

153 delete elements[idx];

154 })();

155 }, 'Trying to set an expando with an indexed property name past the end of the l ist');

156

157 test(function(){

158 var elements = document.getElementsByTagName("foo");

159 var old_item = elements[0];

160 var old_desc = Object.getOwnPropertyDescriptor(elements, 0);

161 assert_equals(old_desc.value, old_item);

162 assert_true(old_desc.enumerable);

163 assert_true(old_desc.configurable);

164 assert_false(old_desc.writable);

165

166 Object.prototype[0] = 5;

167 this.add_cleanup(function () { delete Object.prototype[0]; });

168 assert_equals(elements[0], old_item);

169

170 delete elements[0];

171 assert_equals(elements[0], old_item);

172

173 assert_throws(new TypeError(), function() {

174 "use strict";

175 delete elements[0];

176 });

177 assert_equals(elements[0], old_item);

178 }, 'Trying to delete an indexed property name should never work');

179 </script>	100 </script>

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