Import WPT tests which require non-test HTML resources.

third_party/WebKit/LayoutTests/imported/wpt/dom/nodes/ParentNode-querySelector-All.js

+// Require selectors.js to be included before this.
+
+/*
+ * Create and append special elements that cannot be created correctly with HTML markup alone.
+ */
+function setupSpecialElements(doc, parent) {
+  // Setup null and undefined tests
+  parent.appendChild(doc.createElement("null"));
+  parent.appendChild(doc.createElement("undefined"));
+
+  // Setup namespace tests
+  var anyNS = doc.createElement("div");
+  var noNS = doc.createElement("div");
+  anyNS.id = "any-namespace";
+  noNS.id = "no-namespace";
+
+  var divs;
+  div = [doc.createElement("div"),
+         doc.createElementNS("http://www.w3.org/1999/xhtml", "div"),
+         doc.createElementNS("", "div"),
+         doc.createElementNS("http://www.example.org/ns", "div")];
+
+  div[0].id = "any-namespace-div1";
+  div[1].id = "any-namespace-div2";
+  div[2].setAttribute("id", "any-namespace-div3"); // Non-HTML elements can't use .id property
+  div[3].setAttribute("id", "any-namespace-div4");
+
+  for (var i = 0; i < div.length; i++) {
+    anyNS.appendChild(div[i])
+  }
+
+  div = [doc.createElement("div"),
+         doc.createElementNS("http://www.w3.org/1999/xhtml", "div"),
+         doc.createElementNS("", "div"),
+         doc.createElementNS("http://www.example.org/ns", "div")];
+
+  div[0].id = "no-namespace-div1";
+  div[1].id = "no-namespace-div2";
+  div[2].setAttribute("id", "no-namespace-div3"); // Non-HTML elements can't use .id property
+  div[3].setAttribute("id", "no-namespace-div4");
+
+  for (i = 0; i < div.length; i++) {
+    noNS.appendChild(div[i])
+  }
+
+  parent.appendChild(anyNS);
+  parent.appendChild(noNS);
+}
+
+/*
+ * Check that the querySelector and querySelectorAll methods exist on the given Node
+ */
+function interfaceCheck(type, obj) {
+  test(function() {
+    var q = typeof obj.querySelector === "function";
+    assert_true(q, type + " supports querySelector.");
+  }, type + " supports querySelector")
+
+  test(function() {
+    var qa = typeof obj.querySelectorAll === "function";
+    assert_true( qa, type + " supports querySelectorAll.");
+  }, type + " supports querySelectorAll")
+
+  test(function() {
+    var list = obj.querySelectorAll("div");
+    if (obj.ownerDocument) { // The object is not a Document
+      assert_true(list instanceof obj.ownerDocument.defaultView.NodeList, "The result should be an instance of a NodeList")
+    } else { // The object is a Document
+      assert_true(list instanceof obj.defaultView.NodeList, "The result should be an instance of a NodeList")
+    }
+  }, type + ".querySelectorAll returns NodeList instance")
+}
+
+/*
+ * Verify that the NodeList returned by querySelectorAll is static and and that a new list is created after
+ * each call. A static list should not be affected by subsequent changes to the DOM.
+ */
+function verifyStaticList(type, doc, root) {
+  var pre, post, preLength;
+
+  test(function() {
+    pre = root.querySelectorAll("div");
+    preLength = pre.length;
+
+    var div = doc.createElement("div");
+    (root.body || root).appendChild(div);
+
+    assert_equals(pre.length, preLength, "The length of the NodeList should not change.")
+  }, type + ": static NodeList")
+
+  test(function() {
+    post = root.querySelectorAll("div"),
+    assert_equals(post.length, preLength + 1, "The length of the new NodeList should be 1 more than the previous list.")
+  }, type + ": new NodeList")
+}
+
+/*
+ * Verify handling of special values for the selector parameter, including stringification of
+ * null and undefined, and the handling of the empty string.
+ */
+function runSpecialSelectorTests(type, root) {
+  test(function() { // 1
+    assert_equals(root.querySelectorAll(null).length, 1, "This should find one element with the tag name 'NULL'.");
+  }, type + ".querySelectorAll null")
+
+  test(function() { // 2
+    assert_equals(root.querySelectorAll(undefined).length, 1, "This should find one element with the tag name 'UNDEFINED'.");
+  }, type + ".querySelectorAll undefined")
+
+  test(function() { // 3
+    assert_throws(TypeError(), function() {
+      root.querySelectorAll();
+    }, "This should throw a TypeError.")
+  }, type + ".querySelectorAll no parameter")
+
+  test(function() { // 4
+    var elm = root.querySelector(null)
+    assert_not_equals(elm, null, "This should find an element.");
+    assert_equals(elm.tagName.toUpperCase(), "NULL", "The tag name should be 'NULL'.")
+  }, type + ".querySelector null")
+
+  test(function() { // 5
+    var elm = root.querySelector(undefined)
+    assert_not_equals(elm, undefined, "This should find an element.");
+    assert_equals(elm.tagName.toUpperCase(), "UNDEFINED", "The tag name should be 'UNDEFINED'.")
+  }, type + ".querySelector undefined")
+
+  test(function() { // 6
+    assert_throws(TypeError(), function() {
+      root.querySelector();
+    }, "This should throw a TypeError.")
+  }, type + ".querySelector no parameter")
+
+  test(function() { // 7
+    result = root.querySelectorAll("*");
+    var i = 0;
+    traverse(root, function(elem) {
+      if (elem !== root) {
+        assert_equals(elem, result[i], "The result in index " + i + " should be in tree order.");
+        i++;
+      }
+    })
+  }, type + ".querySelectorAll tree order");
+}
+
+/*
+ * Execute queries with the specified valid selectors for both querySelector() and querySelectorAll()
+ * Only run these tests when results are expected. Don't run for syntax error tests.
+ */
+function runValidSelectorTest(type, root, selectors, testType, docType) {
+  var nodeType = "";
+  switch (root.nodeType) {
+    case Node.DOCUMENT_NODE:
+      nodeType = "document";
+      break;
+    case Node.ELEMENT_NODE:
+      nodeType = root.parentNode ? "element" : "detached";
+      break;
+    case Node.DOCUMENT_FRAGMENT_NODE:
+      nodeType = "fragment";
+      break;
+    default:
+      assert_unreached();
+      nodeType = "unknown"; // This should never happen.
+  }
+
+  for (var i = 0; i < selectors.length; i++) {
+    var s = selectors[i];
+    var n = s["name"];
+    var q = s["selector"];
+    var e = s["expect"];
+
+    if ((!s["exclude"] || (s["exclude"].indexOf(nodeType) === -1 && s["exclude"].indexOf(docType) === -1))
+     && (s["testType"] & testType) ) {
+      var foundall, found;
+
+      test(function() {
+        foundall = root.querySelectorAll(q);
+        assert_not_equals(foundall, null, "The method should not return null.")
+        assert_equals(foundall.length, e.length, "The method should return the expected number of matches.")
+
+        for (var i = 0; i < e.length; i++) {
+          assert_not_equals(foundall[i], null, "The item in index " + i + " should not be null.")
+          assert_equals(foundall[i].getAttribute("id"), e[i], "The item in index " + i + " should have the expected ID.");
+          assert_false(foundall[i].hasAttribute("data-clone"), "This should not be a cloned element.");
+        }
+      }, type + ".querySelectorAll: " + n + ": " + q);
+
+      test(function() {
+        found = root.querySelector(q);
+
+        if (e.length > 0) {
+          assert_not_equals(found, null, "The method should return a match.")
+          assert_equals(found.getAttribute("id"), e[0], "The method should return the first match.");
+          assert_equals(found, foundall[0], "The result should match the first item from querySelectorAll.");
+          assert_false(found.hasAttribute("data-clone"), "This should not be annotated as a cloned element.");
+        } else {
+          assert_equals(found, null, "The method should not match anything.");
+        }
+      }, type + ".querySelector: " + n + ": " + q);
+    }
+  }
+}
+
+/*
+ * Execute queries with the specified invalid selectors for both querySelector() and querySelectorAll()
+ * Only run these tests when errors are expected. Don't run for valid selector tests.
+ */
+function runInvalidSelectorTest(type, root, selectors) {
+  for (var i = 0; i < selectors.length; i++) {
+    var s = selectors[i];
+    var n = s["name"];
+    var q = s["selector"];
+
+    test(function() {
+      assert_throws("SyntaxError", function() {
+        root.querySelector(q)
+      })
+    }, type + ".querySelector: " + n + ": " + q);
+
+    test(function() {
+      assert_throws("SyntaxError", function() {
+        root.querySelectorAll(q)
+      })
+    }, type + ".querySelectorAll: " + n + ": " + q);
+  }
+}
+
+function traverse(elem, fn) {
+  if (elem.nodeType === elem.ELEMENT_NODE) {
+    fn(elem);
+  }
+  elem = elem.firstChild;
+  while (elem) {
+    traverse(elem, fn);
+    elem = elem.nextSibling;
+  }
+}
+
+function getNodeType(node) {
+  switch (node.nodeType) {
+    case Node.DOCUMENT_NODE:
+      return "document";
+    case Node.ELEMENT_NODE:
+      return node.parentNode ? "element" : "detached";
+    case Node.DOCUMENT_FRAGMENT_NODE:
+      return "fragment";
+    default:
+      assert_unreached();
+      return "unknown"; // This should never happen.
+  }
+}