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function testRemove(node, parent, type) {
test(function() {
assert_true("remove" in node);
assert_equals(typeof node.remove, "function");
assert_equals(node.remove.length, 0);
}, type + " should support remove()");
test(function() {
assert_equals(node.parentNode, null, "Node should not have a parent");
assert_equals(node.remove(), undefined);
assert_equals(node.parentNode, null, "Removed new node should not have a parent");
}, "remove() should work if " + type + " doesn't have a parent");
test(function() {
assert_equals(node.parentNode, null, "Node should not have a parent");
parent.appendChild(node);
assert_equals(node.parentNode, parent, "Appended node should have a parent");
assert_equals(node.remove(), undefined);
assert_equals(node.parentNode, null, "Removed node should not have a parent");
assert_array_equals(parent.childNodes, [], "Parent should not have children");
}, "remove() should work if " + type + " does have a parent");
test(function() {
assert_equals(node.parentNode, null, "Node should not have a parent");
var before = parent.appendChild(document.createComment("before"));
parent.appendChild(node);
var after = parent.appendChild(document.createComment("after"));
assert_equals(node.parentNode, parent, "Appended node should have a parent");
assert_equals(node.remove(), undefined);
assert_equals(node.parentNode, null, "Removed node should not have a parent");
assert_array_equals(parent.childNodes, [before, after], "Parent should have two children left");
}, "remove() should work if " + type + " does have a parent and siblings");
}