The Tor Browser: content/test/unit/test_nodelist.js@97036ab72558 (annotated)

content/test/unit/test_nodelist.js@97036ab72558 (annotated)

content/test/unit/test_nodelist.js

Tue, 06 Jan 2015 21:39:09 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Tue, 06 Jan 2015 21:39:09 +0100
branch: TOR_BUG_9701
changeset 8: 97036ab72558
permissions: -rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 function run_test()
 {
   /**
    * NOTE: [i] is not allowed in this test, since it's done via classinfo and
    * we don't have that in xpcshell.
    */
   test_getElementsByTagName();
   test_getElementsByTagNameNS();
   test_getElementsByAttribute();
   test_getElementsByAttributeNS();
   // What else should we test?
   // XXXbz we need more tests here to test liveness!
 }
 function test_getElementsByTagName()
 {
   var doc = ParseFile("nodelist_data_1.xml");
   var root = doc.documentElement;
   // Check that getElementsByTagName returns a nodelist.
   do_check_true(doc.getElementsByTagName("*") instanceof nsIDOMNodeList);
   do_check_true(root.getElementsByTagName("*") instanceof nsIDOMNodeList);
   // Check that getElementsByTagName excludes the element it's called on.
   do_check_eq(doc.getElementsByTagName("*").length,
               root.getElementsByTagName("*").length + 1);
   do_check_eq(doc.getElementById("test2").getElementsByTagName("*").length,
 );
   do_check_eq(doc.getElementById("test2").getElementsByTagName("test").length,
 );
   // Check that the first element of getElementsByTagName on the document is
   // the right thing.
   do_check_eq(doc.getElementsByTagName("*").item(0), root);
   // Check that we get the right things in the right order
   var numTests = doc.getElementsByTagName("test").length;
   do_check_eq(numTests, 5);
   for (var i = 1; i <= numTests; ++i) {
     do_check_true(doc.getElementById("test" + i) instanceof nsIDOMElement);
     do_check_eq(doc.getElementById("test" + i),
                 doc.getElementsByTagName("test").item(i-1));
   }
   // Check that we handle tagnames containing ':' correctly
   do_check_true(doc.getElementsByTagName("foo:test")
                 instanceof nsIDOMNodeList);
   do_check_eq(doc.getElementsByTagName("foo:test").length, 2);
   do_check_true(doc.getElementsByTagName("foo2:test")
                 instanceof nsIDOMNodeList);
   do_check_eq(doc.getElementsByTagName("foo2:test").length, 3);
   do_check_true(doc.getElementsByTagName("bar:test")
                 instanceof nsIDOMNodeList);
   do_check_eq(doc.getElementsByTagName("bar:test").length, 4);
 }
 function test_getElementsByTagNameNS()
 {
   var doc = ParseFile("nodelist_data_1.xml");
   var root = doc.documentElement;
   // Check that getElementsByTagNameNS returns a nodelist.
   do_check_true(doc.getElementsByTagNameNS("*", "*") instanceof nsIDOMNodeList);
   do_check_true(root.getElementsByTagNameNS("*", "*") instanceof nsIDOMNodeList);
   // Check that passing "" and null for the namespace URI gives the same result
   var list1 = doc.getElementsByTagNameNS("", "test");
   var list2 = doc.getElementsByTagNameNS(null, "test");
   do_check_eq(list1.length, list2.length);
   for (var i = 0; i < list1.length; ++i) {
     do_check_eq(list1.item(i), list2.item(i));
   }
   // Check that getElementsByTagNameNS excludes the element it's called on.
   do_check_eq(doc.getElementsByTagNameNS("*", "*").length,
               root.getElementsByTagNameNS("*", "*").length + 1);
   do_check_eq(doc.getElementById("test2")
                  .getElementsByTagNameNS("*", "*").length,
 );
   do_check_eq(doc.getElementById("test2")
                  .getElementsByTagNameNS("", "test").length,
 );
   do_check_eq(doc.getElementById("test2")
                  .getElementsByTagNameNS("*", "test").length,
 );
   // Check that the first element of getElementsByTagNameNS on the document is
   // the right thing.
   do_check_eq(doc.getElementsByTagNameNS("*", "*").item(0), root);
   do_check_eq(doc.getElementsByTagNameNS(null, "*").item(0), root);
   // Check that we get the right things in the right order
   var numTests = doc.getElementsByTagNameNS("*", "test").length;
   do_check_eq(numTests, 14);
   for (var i = 1; i <= numTests; ++i) {
     do_check_true(doc.getElementById("test" + i) instanceof nsIDOMElement);
     do_check_eq(doc.getElementById("test" + i),
                 doc.getElementsByTagNameNS("*", "test").item(i-1));
   }
   // Check general proper functioning of having a non-wildcard namespace.
   var test2 = doc.getElementById("test2");
   do_check_eq(doc.getElementsByTagNameNS("", "test").length,
 );
   do_check_eq(test2.getElementsByTagNameNS("", "test").length,
 );
   do_check_eq(doc.getElementsByTagNameNS("foo", "test").length,
 );
   do_check_eq(test2.getElementsByTagNameNS("foo", "test").length,
 );
   do_check_eq(doc.getElementsByTagNameNS("foo2", "test").length,
 );
   do_check_eq(test2.getElementsByTagNameNS("foo2", "test").length,
 );
   do_check_eq(doc.getElementsByTagNameNS("bar", "test").length,
 );
   do_check_eq(test2.getElementsByTagNameNS("bar", "test").length,
 );
   // Check that we handle tagnames containing ':' correctly
   do_check_true(doc.getElementsByTagNameNS(null, "foo:test")
                 instanceof nsIDOMNodeList);
   do_check_eq(doc.getElementsByTagNameNS(null, "foo:test").length, 0);
   do_check_eq(doc.getElementsByTagNameNS("foo", "foo:test").length, 0);
   do_check_eq(doc.getElementsByTagNameNS("bar", "foo:test").length, 0);
   do_check_eq(doc.getElementsByTagNameNS("*", "foo:test").length, 0);
   do_check_true(doc.getElementsByTagNameNS(null, "foo2:test")
                 instanceof nsIDOMNodeList);
   do_check_eq(doc.getElementsByTagNameNS(null, "foo2:test").length, 0);
   do_check_eq(doc.getElementsByTagNameNS("foo2", "foo2:test").length, 0);
   do_check_eq(doc.getElementsByTagNameNS("bar", "foo2:test").length, 0);
   do_check_eq(doc.getElementsByTagNameNS("*", "foo2:test").length, 0);
   do_check_true(doc.getElementsByTagNameNS(null, "bar:test")
                 instanceof nsIDOMNodeList);
   do_check_eq(doc.getElementsByTagNameNS(null, "bar:test").length, 0);
   do_check_eq(doc.getElementsByTagNameNS("bar", "bar:test").length, 0);
   do_check_eq(doc.getElementsByTagNameNS("*", "bar:test").length, 0);
   // Check that previously-unknown namespaces are handled right.  Note that we
   // can just hardcode the strings, since we're running only once in XPCshell.
   // If someone wants to run these in a browser, some use of Math.random() may
   // be in order.
   list1 = doc.getElementsByTagNameNS("random-bogus-namespace", "foo");
   list2 = doc.documentElement.getElementsByTagNameNS("random-bogus-namespace2",
                                                      "foo");
   do_check_neq(list1, list2);
   do_check_eq(list1.length, 0);
   do_check_eq(list2.length, 0);
   var newNode = doc.createElementNS("random-bogus-namespace", "foo");
   doc.documentElement.appendChild(newNode);
   var newNode = doc.createElementNS("random-bogus-namespace2", "foo");
   doc.documentElement.appendChild(newNode);
   do_check_eq(list1.length, 1);
   do_check_eq(list2.length, 1);
 }
 function test_getElementsByAttribute()
 {
   var doc = ParseFile("nodelist_data_2.xul");
   var root = doc.documentElement;
   // Sadly, DOMParser can't create XULDocument objects.  But at least we have a
   // XULElement!
   do_check_true(root instanceof nsIDOMXULElement);
   do_check_true(root.getElementsByAttribute("foo", "foo") instanceof
                 nsIDOMNodeList);
   var master1 = doc.getElementById("master1");
   var master2 = doc.getElementById("master2");
   var master3 = doc.getElementById("master3");
   var external = doc.getElementById("external");
   do_check_true(master1 instanceof nsIDOMXULElement);
   do_check_true(master2 instanceof nsIDOMXULElement);
   do_check_true(master3 instanceof nsIDOMXULElement);
   do_check_true(external instanceof nsIDOMXULElement);
   // Basic tests
   do_check_eq(root.getElementsByAttribute("foo", "foo").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo", "foo").length,
 );
   do_check_eq(root.getElementsByAttribute("foo", "bar").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo", "bar").length,
 );
   do_check_eq(root.getElementsByAttribute("bar", "bar").length,
 );
   do_check_eq(master1.getElementsByAttribute("bar", "bar").length,
 );
   do_check_eq(root.getElementsByAttribute("foo", "*").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo", "*").length,
 );
   // Test the various combinations of attributes with colons in the name
   do_check_eq(root.getElementsByAttribute("foo:foo", "foo").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo:foo", "foo").length,
 );
   do_check_eq(master2.getElementsByAttribute("foo:foo", "foo").length,
 );
   do_check_eq(master3.getElementsByAttribute("foo:foo", "foo").length,
 );
   do_check_eq(external.getElementsByAttribute("foo:foo", "foo").length,
 );
   do_check_eq(root.getElementsByAttribute("foo:foo", "bar").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo:foo", "bar").length,
 );
   do_check_eq(master2.getElementsByAttribute("foo:foo", "bar").length,
 );
   do_check_eq(master3.getElementsByAttribute("foo:foo", "bar").length,
 );
   do_check_eq(external.getElementsByAttribute("foo:foo", "bar").length,
 );
   do_check_eq(root.getElementsByAttribute("foo:bar", "foo").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo:bar", "foo").length,
 );
   do_check_eq(master2.getElementsByAttribute("foo:bar", "foo").length,
 );
   do_check_eq(master3.getElementsByAttribute("foo:bar", "foo").length,
 );
   do_check_eq(external.getElementsByAttribute("foo:bar", "foo").length,
 );
   do_check_eq(root.getElementsByAttribute("foo:bar", "bar").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo:bar", "bar").length,
 );
   do_check_eq(master2.getElementsByAttribute("foo:bar", "bar").length,
 );
   do_check_eq(master3.getElementsByAttribute("foo:bar", "bar").length,
 );
   do_check_eq(external.getElementsByAttribute("foo:bar", "bar").length,
 );
   do_check_eq(root.getElementsByAttribute("foo2:foo", "foo").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo2:foo", "foo").length,
 );
   do_check_eq(master2.getElementsByAttribute("foo2:foo", "foo").length,
 );
   do_check_eq(master3.getElementsByAttribute("foo2:foo", "foo").length,
 );
   do_check_eq(external.getElementsByAttribute("foo2:foo", "foo").length,
 );
   do_check_eq(root.getElementsByAttribute("foo:foo", "*").length,
 );
   do_check_eq(master1.getElementsByAttribute("foo:foo", "*").length,
 );
   do_check_eq(master2.getElementsByAttribute("foo:foo", "*").length,
 );
   do_check_eq(master3.getElementsByAttribute("foo:foo", "*").length,
 );
   do_check_eq(external.getElementsByAttribute("foo:foo", "*").length,
 );
   do_check_eq(root.getElementsByAttribute("foo2:foo", "bar").length,
 );
   do_check_eq(root.getElementsByAttribute("foo:foo", "baz").length,
 );
 }
 function test_getElementsByAttributeNS()
 {
   var doc = ParseFile("nodelist_data_2.xul");
   var root = doc.documentElement;
   // Sadly, DOMParser can't create XULDocument objects.  But at least we have a
   // XULElement!
   do_check_true(root instanceof nsIDOMXULElement);
   // Check that getElementsByAttributeNS returns a nodelist.
   do_check_true(root.getElementsByAttributeNS("*", "*", "*") instanceof
                 nsIDOMNodeList);
   var master1 = doc.getElementById("master1");
   var master2 = doc.getElementById("master2");
   var master3 = doc.getElementById("master3");
   var external = doc.getElementById("external");
   do_check_true(master1 instanceof nsIDOMXULElement);
   do_check_true(master2 instanceof nsIDOMXULElement);
   do_check_true(master3 instanceof nsIDOMXULElement);
   do_check_true(external instanceof nsIDOMXULElement);
   // Test wildcard namespace
   do_check_eq(root.getElementsByAttributeNS("*", "foo", "foo").length,
 );
   do_check_eq(master1.getElementsByAttributeNS("*", "foo", "foo").length,
 );
   do_check_eq(master2.getElementsByAttributeNS("*", "foo", "foo").length,
 );
   do_check_eq(master3.getElementsByAttributeNS("*", "foo", "foo").length,
 );
   do_check_eq(root.getElementsByAttributeNS("*", "foo", "bar").length,
 );
   do_check_eq(master1.getElementsByAttributeNS("*", "foo", "bar").length,
 );
   do_check_eq(master2.getElementsByAttributeNS("*", "foo", "bar").length,
 );
   do_check_eq(master3.getElementsByAttributeNS("*", "foo", "bar").length,
 );
   do_check_eq(root.getElementsByAttributeNS("*", "bar", "bar").length,
 );
   do_check_eq(master1.getElementsByAttributeNS("*", "bar", "bar").length,
 );
   do_check_eq(master2.getElementsByAttributeNS("*", "bar", "bar").length,
 );
   do_check_eq(master3.getElementsByAttributeNS("*", "bar", "bar").length,
 );
   do_check_eq(root.getElementsByAttributeNS("*", "foo", "*").length,
 );
   do_check_eq(master1.getElementsByAttributeNS("*", "foo", "*").length,
 );
   do_check_eq(master2.getElementsByAttributeNS("*", "foo", "*").length,
 );
   do_check_eq(master3.getElementsByAttributeNS("*", "foo", "*").length,
 );
   // Test null namespace. This should be the same as getElementsByAttribute.
   do_check_eq(root.getElementsByAttributeNS("", "foo", "foo").length,
               root.getElementsByAttribute("foo", "foo").length);
   do_check_eq(master1.getElementsByAttributeNS("", "foo", "foo").length,
               master1.getElementsByAttribute("foo", "foo").length);
   do_check_eq(master2.getElementsByAttributeNS("", "foo", "foo").length,
               master2.getElementsByAttribute("foo", "foo").length);
   do_check_eq(master3.getElementsByAttributeNS("", "foo", "foo").length,
               master3.getElementsByAttribute("foo", "foo").length);
   // Test namespace "foo"
   do_check_eq(root.getElementsByAttributeNS("foo", "foo", "foo").length,
 );
   do_check_eq(master1.getElementsByAttributeNS("foo", "foo", "foo").length,
 );
   do_check_eq(master2.getElementsByAttributeNS("foo", "foo", "foo").length,
 );
   do_check_eq(master3.getElementsByAttributeNS("foo", "foo", "foo").length,
 );
   do_check_eq(root.getElementsByAttributeNS("foo", "foo", "bar").length,
 );
   do_check_eq(master1.getElementsByAttributeNS("foo", "foo", "bar").length,
 );
   do_check_eq(master2.getElementsByAttributeNS("foo", "foo", "bar").length,
 );
   do_check_eq(master3.getElementsByAttributeNS("foo", "foo", "bar").length,
 );
   do_check_eq(root.getElementsByAttributeNS("foo", "bar", "foo").length,
 );
   do_check_eq(master1.getElementsByAttributeNS("foo", "bar", "foo").length,
 );
   do_check_eq(master2.getElementsByAttributeNS("foo", "bar", "foo").length,
 );
   do_check_eq(master3.getElementsByAttributeNS("foo", "bar", "foo").length,
 );
   do_check_eq(root.getElementsByAttributeNS("foo", "bar", "bar").length,
 );
   do_check_eq(master1.getElementsByAttributeNS("foo", "bar", "bar").length,
 );
   do_check_eq(master2.getElementsByAttributeNS("foo", "bar", "bar").length,
 );
   do_check_eq(master3.getElementsByAttributeNS("foo", "bar", "bar").length,
 );
 }