test_template.html (7222B)
1 <!DOCTYPE HTML> 2 <html> 3 <!-- 4 https://bugzilla.mozilla.org/show_bug.cgi?id=818976 5 --> 6 <head> 7 <title>Test for template element</title> 8 <script src="/tests/SimpleTest/SimpleTest.js"></script> 9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> 10 <script> 11 function shouldNotCall() { 12 ok(false, "Template contents should be inert."); 13 } 14 </script> 15 <template> 16 <script> 17 shouldNotCall(); 18 </script> 19 </template> 20 </head> 21 <body> 22 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=818976">Bug 818976</a> 23 <template id="grabme"><div id="insidetemplate"></div></template> 24 <template id="justtemplate"></template> 25 <template id="first">Hi<template>Bye</template></template> 26 <div><template id="second"><span></span></template></div> 27 <template id="cloneme"><span>I want a clone</span><span>me too</span></template> 28 <template id="cycleone"></template> 29 <template id="cycletwo"><template></template></template> 30 <template id="cyclethree"></template> 31 <template id="cyclefour"><template></template></template> 32 <template id="appendtome"></template> 33 <template id="insertinme"></template> 34 <template> 35 <script> 36 shouldNotCall(); 37 </script> 38 </template> 39 <div id="fillme"></div> 40 <script> 41 var templateEl = document.getElementById("grabme"); 42 ok(templateEl, "template element should be in document."); 43 is(window.getComputedStyle(templateEl).display, "none", "Template element should not be visible."); 44 ok(!document.getElementById("insidetemplate"), "Template content should not be in document."); 45 is(templateEl.childNodes.length, 0, "Template element should have no children."); 46 is(templateEl.content.childNodes.length, 1, "Template content should have 1 child <div>."); 47 48 // Make sure that template is owned by different document. 49 ok(templateEl.content.ownerDocument != templateEl.ownerDocument, "Template should be in a different document because the current document has a browsing context."); 50 var otherTemplateEl = document.getElementById("first"); 51 is(templateEl.content.ownerDocument, otherTemplateEl.content.ownerDocument, "Template contents within the same document should be owned by the same template contents owner."); 52 53 var htmlDoc = document.implementation.createHTMLDocument(); 54 var otherDocTemplateEl = htmlDoc.createElement("template"); 55 isnot(otherDocTemplateEl.content.ownerDocument, htmlDoc, "Template content owner should be a new document."); 56 57 var templateOwnerDoc = otherDocTemplateEl.content.ownerDocument; 58 var docCreatedTemplateEl = templateOwnerDoc.createElement("template"); 59 is(docCreatedTemplateEl.content.ownerDocument, templateOwnerDoc, "Template content owner of template elements created by a template document should be the template document."); 60 61 // Tests for XMLSerializer 62 templateEl = document.getElementById("justtemplate"); 63 var serializer = new XMLSerializer(); 64 is(serializer.serializeToString(templateEl), '<template xmlns="http://www.w3.org/1999/xhtml" id="justtemplate"></template>', "XMLSerializer should serialize template element."); 65 66 templateEl = document.getElementById("first"); 67 is(serializer.serializeToString(templateEl), '<template xmlns="http://www.w3.org/1999/xhtml" id="first">Hi<template>Bye</template></template>', "XMLSerializer should serialize template content."); 68 69 // Tests for innerHTML. 70 is(templateEl.innerHTML, 'Hi<template>Bye</template>', "innerHTML should serialize content."); 71 // Tests for outerHTML, not specified but should do something reasonable. 72 is(templateEl.outerHTML, '<template id="first">Hi<template>Bye</template></template>', "outerHTML should serialize content."); 73 74 templateEl.innerHTML = "Hello"; 75 is(templateEl.innerHTML, "Hello", "innerHTML of template should be set to 'Hello'"); 76 is(templateEl.childNodes.length, 0, "Template element should have no children."); 77 is(templateEl.content.childNodes.length, 1, "Template content should have 'Hello' as child."); 78 79 // Test for innerHTML on parent of template element. 80 var templateParent = document.getElementById("second").parentNode; 81 is(templateParent.innerHTML, '<template id="second"><span></span></template>', "InnerHTML on parent of template element should serialize template and template content."); 82 83 templateEl.innerHTML = '<template id="inner">Hello</template>'; 84 ok(templateEl.content.childNodes[0] instanceof HTMLTemplateElement, "Template content should have <template> as child."); 85 is(templateEl.content.childNodes[0].childNodes.length, 0, "Parsed temlate element should have no children."); 86 is(templateEl.content.childNodes[0].content.childNodes.length, 1, "Parsed temlate element should have 'Hello' in content."); 87 88 // Test cloning. 89 templateEl = document.getElementById("cloneme"); 90 var nonDeepClone = templateEl.cloneNode(false); 91 is(nonDeepClone.childNodes.length, 0, "There should be no children on the clone."); 92 is(nonDeepClone.content.childNodes.length, 0, "Content should not be cloned."); 93 var deepClone = templateEl.cloneNode(true); 94 is(deepClone.childNodes.length, 0, "There should be no children on the clone."); 95 is(deepClone.content.childNodes.length, 2, "The content should be cloned."); 96 97 // Append content into a node. 98 var parentEl = document.getElementById("fillme"); 99 parentEl.appendChild(templateEl.content); 100 is(parentEl.childNodes.length, 2, "Parent should be appended with cloned content."); 101 102 // Test exceptions thrown for cycles. 103 templateEl = document.getElementById("cycleone"); 104 try { 105 templateEl.content.appendChild(templateEl); 106 ok(false, "Exception should be thrown when creating cycles in template content."); 107 } catch (ex) { 108 ok(true, "Exception should be thrown when creating cycles in template content."); 109 } 110 111 templateEl = document.getElementById("cycletwo"); 112 try { 113 // Append template to template content within the template content. 114 templateEl.content.childNodes[0].content.appendChild(templateEl); 115 ok(false, "Exception should be thrown when creating cycles in template content."); 116 } catch (ex) { 117 ok(true, "Exception should be thrown when creating cycles in template content."); 118 } 119 120 templateEl = document.getElementById("cyclethree"); 121 try { 122 templateEl.appendChild(templateEl); 123 ok(false, "Exception should be thrown when creating cycles in hierarchy."); 124 } catch (ex) { 125 ok(true, "Exception should be thrown when creating cycles in hierarchy."); 126 } 127 128 templateEl = document.getElementById("cyclefour"); 129 try { 130 templateEl.content.childNodes[0].appendChild(templateEl); 131 ok(false, "Exception should be thrown when creating cycles in hierarchy."); 132 } catch (ex) { 133 ok(true, "Exception should be thrown when creating cycles in hierarchy."); 134 } 135 136 templateEl = document.getElementById("insertinme"); 137 var sentinel = document.createElement("div"); 138 try { 139 templateEl.content.appendChild(sentinel); 140 templateEl.content.insertBefore(templateEl, sentinel); 141 ok(false, "Exception should be thrown when creating cycles in hierarchy."); 142 } catch (ex) { 143 ok(true, "Exception should be thrown when creating cycles in hierarchy."); 144 } 145 146 // Appending normal stuff into content should work. 147 templateEl = document.getElementById("appendtome"); 148 templateEl.content.appendChild(document.createElement("div")); 149 is(templateEl.content.childNodes.length, 1, "Template should have div element appended as child"); 150 151 </script> 152 </body> 153 </html>