LayoutTests/fast/events/scroll-event-handler-count.html - Issue 561813003: Prepare blink to unify definitions of load completion

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Issue 561813003: Prepare blink to unify definitions of load completion (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 6 years, 2 months ago

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1 <div id="scrolltarget">	1 <div id="scrolltarget">

2 <script src="../../resources/js-test.js"></script>	2 <script src="../../resources/js-test.js"></script>

3 <script>	3 <script>

4 description('This test checks that we correctly update the scroll event handler count as event handlers are added and removed');	4 description('This test checks that we correctly update the scroll event handler count as event handlers are added and removed');

5 (function() {	5 (function() {

6 // Test addEventListener/removeEventListener on the document.	6 // Test addEventListener/removeEventListener on the document.

7 var listener = function() { }	7 var listener = function() { }

8	8

9 shouldBe('window.internals.scrollEventHandlerCount(document)', '0');	9 shouldBe('window.internals.scrollEventHandlerCount(document)', '0');

10 document.addEventListener('scroll', listener, true);	10 document.addEventListener('scroll', listener, true);

(...skipping 105 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
116 var div = document.createElement('div');	116 var div = document.createElement('div');

117 div.addEventListener('scroll', function() { });	117 div.addEventListener('scroll', function() { });

118 document.body.appendChild(div);	118 document.body.appendChild(div);

119	119

120 var iframe = document.createElement('iframe');	120 var iframe = document.createElement('iframe');

121 div.appendChild(iframe);	121 div.appendChild(iframe);

122 var nestedDocument = iframe.contentWindow.document;	122 var nestedDocument = iframe.contentWindow.document;

123 nestedDocument.open('text/html', 'replace');	123 nestedDocument.open('text/html', 'replace');

124 nestedDocument.write('<!DOCTYPE html>\n<script>\ndocument.onscroll=function( ){};\n' +	124 nestedDocument.write('<!DOCTYPE html>\n<script>\ndocument.onscroll=function( ){};\n' +

125 'window.onscroll=function(){};</' + 'script>\n');	125 'window.onscroll=function(){};</' + 'script>\n');

	126 nestedDocument.close();

126	127

127 shouldBe('window.internals.scrollEventHandlerCount(document)', '3');	128 shouldBe('window.internals.scrollEventHandlerCount(document)', '3');

128	129

129 var unattachedDoc = document.implementation.createHTMLDocument('');	130 var unattachedDoc = document.implementation.createHTMLDocument('');

130 unattachedDoc.body.appendChild(div);	131 unattachedDoc.body.appendChild(div);

131 shouldBe('window.internals.scrollEventHandlerCount(document)', '0');	132 shouldBe('window.internals.scrollEventHandlerCount(document)', '0');

132 })();	133 })();

133	134

134 debug('Test moving a scroll event listener between documents belonging to the sa me page');	135 debug('Test moving a scroll event listener between documents belonging to the sa me page');

135 (function() {	136 (function() {

136 var iframe = document.createElement('iframe');	137 var iframe = document.createElement('iframe');

137 document.body.appendChild(iframe);	138 document.body.appendChild(iframe);

138 var nestedDocument = iframe.contentWindow.document;	139 var nestedDocument = iframe.contentWindow.document;

139 nestedDocument.open('text/html', 'replace');	140 nestedDocument.open('text/html', 'replace');

140 nestedDocument.write('<!DOCTYPE html><div id=foo></div>');	141 nestedDocument.write('<!DOCTYPE html><div id=foo></div>');

	142 nestedDocument.close();

141	143

142 var element = frames[0].document.getElementById('foo');	144 var element = frames[0].document.getElementById('foo');

143 var listener = function() { }	145 var listener = function() { }

144 element.addEventListener('scroll', listener, false);	146 element.addEventListener('scroll', listener, false);

145 frames[0].window.addEventListener('scroll', listener, false);	147 frames[0].window.addEventListener('scroll', listener, false);

146 shouldBe('window.internals.scrollEventHandlerCount(document)', '2');	148 shouldBe('window.internals.scrollEventHandlerCount(document)', '2');

147	149

148 document.body.appendChild(element);	150 document.body.appendChild(element);

149 shouldBe('window.internals.scrollEventHandlerCount(document)', '2');	151 shouldBe('window.internals.scrollEventHandlerCount(document)', '2');

150	152

(...skipping 27 matching lines...) Expand all Loading...
178 shouldBe('window.internals.scrollEventHandlerCount(document)', '0');	180 shouldBe('window.internals.scrollEventHandlerCount(document)', '0');

179 window.onscroll = function() { }	181 window.onscroll = function() { }

180 shouldBe('window.internals.scrollEventHandlerCount(document)', '1');	182 shouldBe('window.internals.scrollEventHandlerCount(document)', '1');

181 window.onscroll = function() { }	183 window.onscroll = function() { }

182 shouldBe('window.internals.scrollEventHandlerCount(document)', '1');	184 shouldBe('window.internals.scrollEventHandlerCount(document)', '1');

183 window.onscroll = null;	185 window.onscroll = null;

184 shouldBe('window.internals.scrollEventHandlerCount(document)', '0');	186 shouldBe('window.internals.scrollEventHandlerCount(document)', '0');

185 })();	187 })();

186 </script>	188 </script>

187 </body>	189 </body>

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