Update web-platform-tests to revision 346d5b51a122f7bb1c7747064499ef281a0200f7

tests/wpt/web-platform-tests/shadow-dom/resources/shadow-dom.js

@@ -0,0 +1,130 @@
+function removeWhiteSpaceOnlyTextNodes(node)
+{
+  for (var i = 0; i < node.childNodes.length; i++) {
+    var child = node.childNodes[i];
+    if (child.nodeType === Node.TEXT_NODE && child.nodeValue.trim().length == 0) {
+      node.removeChild(child);
+      i--;
+    } else if (child.nodeType === Node.ELEMENT_NODE || child.nodeType === Node.DOCUMENT_FRAGMENT_NODE) {
+      removeWhiteSpaceOnlyTextNodes(child);
+    }
+  }
+  if (node.shadowRoot) {
+    removeWhiteSpaceOnlyTextNodes(node.shadowRoot);
+  }
+}
+
+function createTestTree(node) {
+
+  let ids = {};
+
+  function attachShadowFromTemplate(template) {
+    let parent = template.parentNode;
+    parent.removeChild(template);
+    let shadowRoot;
+    if (template.getAttribute('data-mode') === 'v0') {
+      // For legacy Shadow DOM
+      shadowRoot = parent.createShadowRoot();
+    } else {
+      shadowRoot = parent.attachShadow({mode: template.getAttribute('data-mode')});
+    }
+    let id = template.id;
+    if (id) {
+      shadowRoot.id = id;
+      ids[id] = shadowRoot;
+    }
+    shadowRoot.appendChild(document.importNode(template.content, true));
+    return shadowRoot;
+  }
+
+  function walk(root) {
+    if (root.id) {
+      ids[root.id] = root;
+    }
+    for (let e of Array.from(root.querySelectorAll('[id]'))) {
+      ids[e.id] = e;
+    }
+    for (let e of Array.from(root.querySelectorAll('template'))) {
+      walk(attachShadowFromTemplate(e));
+    }
+  }
+
+  walk(node.cloneNode(true));
+  return ids;
+}
+
+function dispatchEventWithLog(nodes, target, event) {
+
+  function labelFor(e) {
+    return e.id || e.tagName;
+  }
+
+  let log = [];
+  let attachedNodes = [];
+  for (let label in nodes) {
+    let startingNode = nodes[label];
+    for (let node = startingNode; node; node = node.parentNode) {
+      if (attachedNodes.indexOf(node) >= 0)
+        continue;
+      let id = node.id;
+      if (!id)
+        continue;
+      attachedNodes.push(node);
+      node.addEventListener(event.type, (e) => {
+        // Record [currentTarget, target, relatedTarget, composedPath()]
+        log.push([id,
+                  labelFor(e.target),
+                  e.relatedTarget ? labelFor(e.relatedTarget) : null,
+                  e.composedPath().map((n) => {
+                    return labelFor(n);
+                  })]);
+      });
+    }
+  }
+  target.dispatchEvent(event);
+  return log;
+}
+
+// TODO(hayato): Merge this into dispatchEventWithLog
+function dispatchUAEventWithLog(nodes, target, eventType, callback) {
+
+  function labelFor(e) {
+    return e.id || e.tagName;
+  }
+
+  let log = [];
+  let attachedNodes = [];
+  for (let label in nodes) {
+    let startingNode = nodes[label];
+    for (let node = startingNode; node; node = node.parentNode) {
+      if (attachedNodes.indexOf(node) >= 0)
+        continue;
+      let id = node.id;
+      if (!id)
+        continue;
+      attachedNodes.push(node);
+      node.addEventListener(eventType, (e) => {
+        // Record [currentTarget, target, relatedTarget, composedPath()]
+        log.push([id,
+                  labelFor(e.target),
+                  e.relatedTarget ? labelFor(e.relatedTarget) : null,
+                  e.composedPath().map((n) => {
+                    return labelFor(n);
+                  })]);
+      });
+    }
+  }
+  callback(target);
+  return log;
+}
+
+// This function assumes that testharness.js is available.
+function assert_event_path_equals(actual, expected) {
+  assert_equals(actual.length, expected.length);
+  for (let i = 0; i < actual.length; ++i) {
+    assert_equals(actual[i][0], expected[i][0], 'currentTarget at ' + i + ' should be same');
+    assert_equals(actual[i][1], expected[i][1], 'target at ' + i + ' should be same');
+    assert_equals(actual[i][2], expected[i][2], 'relatedTarget at ' + i + ' should be same');
+    assert_array_equals(actual[i][3], expected[i][3], 'composedPath at ' + i + ' should be same');
+  }
+}