52 lines
2.5 KiB
HTML
52 lines
2.5 KiB
HTML
<!DOCTYPE html>
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<script src='/resources/testharness.js'></script>
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<script src='/resources/testharnessreport.js'></script>
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<script>
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function createRangeWithUnparentedContainerOfSingleElement() {
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const range = document.createRange();
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const container = document.createElement("container");
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const element = document.createElement("element");
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container.appendChild(element);
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range.selectNode(element);
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return range;
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}
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function nestRangeInOuterContainer(range) {
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range.startContainer.ownerDocument.createElement("outer").appendChild(range.startContainer);
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}
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function moveNodeToNewlyCreatedDocumentWithAppendChild(node) {
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document.implementation.createDocument(null, null).appendChild(node);
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}
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//Tests removing only element
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test(()=>{
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const range = createRangeWithUnparentedContainerOfSingleElement();
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range.startContainer.removeChild(range.startContainer.firstChild);
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assert_equals(range.endOffset, 0);
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}, "Range in document: Removing the only element in the range must collapse the range");
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//Tests removing only element after parented container moved to another document
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test(()=>{
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const range = createRangeWithUnparentedContainerOfSingleElement();
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nestRangeInOuterContainer(range);
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moveNodeToNewlyCreatedDocumentWithAppendChild(range.startContainer);
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assert_equals(range.endOffset, 0);
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}, "Parented range container moved to another document with appendChild: Moving the element to the other document must collapse the range");
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//Tests removing only element after parentless container moved oo another document
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test(()=>{
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const range = createRangeWithUnparentedContainerOfSingleElement();
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moveNodeToNewlyCreatedDocumentWithAppendChild(range.startContainer);
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range.startContainer.removeChild(range.startContainer.firstChild);
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assert_equals(range.endOffset, 0);
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}, "Parentless range container moved to another document with appendChild: Removing the only element in the range must collapse the range");
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//Tests removing only element after parentless container of container moved to another document
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test(()=>{
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const range = createRangeWithUnparentedContainerOfSingleElement();
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nestRangeInOuterContainer(range);
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moveNodeToNewlyCreatedDocumentWithAppendChild(range.startContainer.parentNode);
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range.startContainer.removeChild(range.startContainer.firstChild);
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assert_equals(range.endOffset, 0);
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}, "Range container's parentless container moved to another document with appendChild: Removing the only element in the range must collapse the range");
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</script>
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