The Tor Browser: dom/tests/mochitest/webcomponents/test_content

     1 <!DOCTYPE HTML>

     2 <html>

     3 <!--

     4 https://bugzilla.mozilla.org/show_bug.cgi?id=806506

     5 -->

     6 <head>

     7   <title>Test for HTMLContent element</title>

     8   <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>

     9   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

    10 </head>

    11 <body>

    12 <div id="grabme"></div>

    13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=806506">Bug 806506</a>

    14 <script>

    15 // Create a ShadowRoot and append some nodes, containing an insertion point with a universal selector.

    16 var shadow = $("grabme").createShadowRoot();

    17 shadow.innerHTML = '<span><content id="point"></content></span>';

    19 // Get the insertion point from the ShadowRoot and check that child of host is distributed.

    20 // Insertion point should match everything because the selector set is empty.

    21 var insertionPoint = shadow.getElementById("point");

    22 $("grabme").innerHTML = '<div id="distme"></div>';

    23 var distNodes = insertionPoint.getDistributedNodes();

    24 is(distNodes[0], $("distme"), "Child of bound content should be distributed into insertion point with universal selector.");

    25 is(distNodes.length, 1, "Should only have one child distributed into insertion point.");

    27 // Add another node to bound content and make sure that the node list is static and does not change.

    28 var someSpan = document.createElement("span");

    29 $("grabme").appendChild(someSpan);

    30 is(distNodes.length, 1, "NodeList from getDistributedNodes should be static.");

    32 // Test content select.

    33 $("grabme").innerHTML = '<div id="first" class="tall"></div><div id="second" class="skinny"></div>';

    34 shadow.innerHTML = '<span><content select=".tall" id="point"></content></span>';

    35 var insertionPoint = shadow.getElementById("point");

    36 distNodes = insertionPoint.getDistributedNodes();

    37 is(distNodes.length, 1, "Insertion point should only match element with the 'tall' class.");

    38 is(distNodes[0], $("first"), "Insertion point should only match element with the 'tall' class.");

    40 // Get rid of the select attribute and check that the insertion point matches everything.

    41 insertionPoint.removeAttribute("select");

    42 is(insertionPoint.getDistributedNodes().length, 2, "After removing the 'select' attribute, the insertion point should match everything.");

    44 // Set an invalid selector and make sure that nothing is matched.

    45 insertionPoint.setAttribute("select", "div:first-child");

    46 is(insertionPoint.getDistributedNodes().length, 0, "Invalid selectors should match nothing.");

    48 // all compound selectors must only be permitted simple selectors.

    49 insertionPoint.setAttribute("select", "div:first-child, span");

    50 is(insertionPoint.getDistributedNodes().length, 0, "Invalid selectors should match nothing.");

    52 // Test multiple compound selectors.

    53 $("grabme").innerHTML = '<div id="first"></div><span id="second"></span><span data-match-me="pickme" id="third"></span>';

    54 insertionPoint.setAttribute("select", "span[data-match-me=pickme], div");

    55 distNodes = insertionPoint.getDistributedNodes();

    56 is(distNodes.length, 2, "Insertion point selector should only match two nodes.");

    57 is(distNodes[0], $("first"), "First child node should match selector.");

    58 is(distNodes[1], $("third"), "Third child node should match selector.");

    60 // Test select property

    61 insertionPoint.select = "#second, #third";

    62 distNodes = insertionPoint.getDistributedNodes();

    63 is(distNodes.length, 2, "Insertion point selector (set using property) should only match two nodes.");

    64 is(distNodes[0], $("second"), "First child node should match selector.");

    65 is(distNodes[1], $("third"), "Third child node should match selector.");

    66 is(insertionPoint.select, "#second, #third", "select property should be transparent.");

    68 // Empty set of selectors should match everything.

    69 insertionPoint.select = "";

    70 is(insertionPoint.getDistributedNodes().length, 3, "Empty set of selectors (set using property) should match everything.");

    72 // Remove insertion point and make sure that the point does not have any nodes distributed.

    73 $("grabme").innerHTML = '<div></div><span></span>';

    74 insertionPoint.removeAttribute("select");

    75 is(insertionPoint.getDistributedNodes().length, 2, "Insertion point with univeral selector should match two nodes.");

    76 var insertionParent = insertionPoint.parentNode;

    77 insertionParent.removeChild(insertionPoint);

    78 is(insertionPoint.getDistributedNodes().length, 0, "Insertion point should match no nodes after removal.");

    79 insertionParent.appendChild(insertionPoint);

    80 is(insertionPoint.getDistributedNodes().length, 2, "Insertion point should match two nodes after appending.");

    82 // Test multiple insertion points and check tree order distribution of points.

    83 // Append two divs and three spans into host.

    84 $("grabme").innerHTML = '<div></div><span></span><div></div><span></span><span></span>';

    85 shadow.innerHTML = '<content select="div" id="divpoint"></content><content select="div, span" id="allpoint"></content>';

    86 // Insertion point matching div

    87 var divPoint = shadow.getElementById("divpoint");

    88 // Insertion point matching span and div

    89 var allPoint = shadow.getElementById("allpoint");

    91 is(divPoint.getDistributedNodes().length, 2, "Two div nodes should be distributed into divPoint.");

    92 is(allPoint.getDistributedNodes().length, 3, "Remaining nodes should be distributed into allPoint.");

    94 shadow.removeChild(allPoint);

    95 is(divPoint.getDistributedNodes().length, 2, "Number of div distributed into insertion point should not change.");

    96 is(allPoint.getDistributedNodes().length, 0, "Removed insertion point should not have any nodes.");

    98 shadow.insertBefore(allPoint, divPoint);

    99 is(allPoint.getDistributedNodes().length, 5, "allPoint should have nodes distributed before divPoint.");

   100 is(divPoint.getDistributedNodes().length, 0, "divPoint should have no distributed nodes because they are all distributed to allPoint.");

   102 // Make sure that fallback content are in the distributed nodes.

   103 $("grabme").innerHTML = '<div id="one"></div><div id="two"></div>';

   104 shadow.innerHTML = '<content select="#nothing" id="point"><span id="fallback"></span></content>';

   105 insertionPoint = shadow.getElementById("point");

   106 is(insertionPoint.getDistributedNodes().length, 1, "There should be one distributed node from fallback content.");

   107 is(insertionPoint.getDistributedNodes()[0].id, "fallback", "Distributed node should be fallback content.");

   109 $("grabme").innerHTML = '';

   110 shadow.innerHTML = '<content select="div" id="point"><span id="one"></span><span id="two"></span></content>';

   111 insertionPoint = shadow.getElementById("point");

   112 // Make sure that two fallback nodes are distributed into the insertion point.

   113 is(insertionPoint.getDistributedNodes().length, 2, "There should be two distributed nodes from fallback content.");

   114 is(insertionPoint.getDistributedNodes()[0].id, "one", "First distributed node should have an ID of one.");

   115 is(insertionPoint.getDistributedNodes()[1].id, "two", "Second distributed node should have an ID of two.");

   117 // Append a node that gets matched by the insertion point, thus causing the fallback content to be removed.

   118 var matchingDiv = document.createElement("div");

   119 matchingDiv.id = "three";

   120 $("grabme").appendChild(matchingDiv);

   121 is(insertionPoint.getDistributedNodes().length, 1, "There should be one node distributed from the host.");

   122 is(insertionPoint.getDistributedNodes()[0].id, "three", "Node distriubted from host should have id of three.");

   124 // Remove the matching node from the host and make sure that the fallback content gets distributed.

   125 $("grabme").removeChild(matchingDiv);

   126 is(insertionPoint.getDistributedNodes().length, 2, "There should be two distributed nodes from fallback content.");

   127 is(insertionPoint.getDistributedNodes()[0].id, "one", "First distributed node should have an ID of one.");

   128 is(insertionPoint.getDistributedNodes()[1].id, "two", "Second distributed node should have an ID of two.");

   129 </script>

   130 </body>

   131 </html>

The Tor Browser / file revision

dom/tests/mochitest/webcomponents/test_content_element.html@a63d609f5ebe

dom/tests/mochitest/webcomponents/test_content_element.html