diff options
Diffstat (limited to 'dom/base/test/unit/test_isequalnode.js')
| -rw-r--r-- | dom/base/test/unit/test_isequalnode.js | 408 |
1 files changed, 408 insertions, 0 deletions
diff --git a/dom/base/test/unit/test_isequalnode.js b/dom/base/test/unit/test_isequalnode.js new file mode 100644 index 0000000000..de75016bcb --- /dev/null +++ b/dom/base/test/unit/test_isequalnode.js @@ -0,0 +1,408 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +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; the workaround is item(i). Suck. + */ + init(); + + test_isEqualNode_setAttribute(); + test_isEqualNode_clones(); + test_isEqualNode_variety(); + test_isEqualNode_normalization(); + test_isEqualNode_whitespace(); + test_isEqualNode_namespaces(); + test_isEqualNode_wholeDoc(); + + // XXX should Node.isEqualNode(null) throw or return false? + // test_isEqualNode_null(); +} + +// TEST CODE + +var doc, root; // cache for use in all tests + +function init() { + doc = ParseFile("isequalnode_data.xml"); + root = doc.documentElement; +} + +function test_isEqualNode_setAttribute() { + // NOTE: 0, 2 are whitespace + var test1 = doc.getElementById("test_setAttribute"); + var node1 = test1.childNodes.item(1); + var node2 = test1.childNodes.item(3); + + check_eq_nodes(node1, node2); + + node1.setAttribute("bar", "baz"); + check_neq_nodes(node1, node2); + + node2.setAttribute("bar", "baz"); + check_eq_nodes(node1, node2); + + // the null namespace is equivalent to no namespace -- section 1.3.3 + // (XML Namespaces) of DOM 3 Core + node1.setAttributeNS(null, "quux", "17"); + check_neq_nodes(node1, node2); + + node2.setAttribute("quux", "17"); + check_eq_nodes(node1, node2); + + node2.setAttributeNS("http://mozilla.org/", "seamonkey", "rheet"); + check_neq_nodes(node1, node2); + + node1.setAttribute("seamonkey", "rheet"); + check_neq_nodes(node1, node2); + + node1.setAttributeNS("http://mozilla.org/", "seamonkey", "rheet"); + check_neq_nodes(node1, node2); + + // this overwrites the namespaced "seamonkey" attribute added to node2 + // earlier, because this simply sets whatever attribute has the fully + // qualified name "seamonkey" (the setAttributeNS attribute string wasn't + // prefixed) -- consequently, node1 and node2 are still unequal + node2.setAttribute("seamonkey", "rheet"); + check_neq_nodes(node1, node2); +} + +function test_isEqualNode_clones() { + // tests all elements and attributes in the document + var all_elts = doc.getElementsByTagName("*"); + for (var i = 0; i < all_elts.length; i++) { + var elt = all_elts.item(i); + check_eq_nodes(elt, elt.cloneNode(true)); + + var attrs = elt.attributes; + for (var j = 0; j < attrs.length; j++) { + var attr = attrs.item(j); + check_eq_nodes(attr, attr.cloneNode(true)); + } + } + + var elm = doc.createElement("foo"); + check_eq_nodes(elm, elm.cloneNode(true)); + check_eq_nodes(elm, elm.cloneNode(false)); + + elm.setAttribute("fiz", "eit"); + check_eq_nodes(elm, elm.cloneNode(true)); + check_eq_nodes(elm, elm.cloneNode(false)); + + elm.setAttributeNS("http://example.com/", "trendoid", "arthroscope"); + check_eq_nodes(elm, elm.cloneNode(true)); + check_eq_nodes(elm, elm.cloneNode(false)); + + var elm2 = elm.cloneNode(true); + check_eq_nodes(elm, elm2); + + const TEXT = "fetishist"; + + elm.textContent = TEXT; + check_neq_nodes(elm, elm2); + + check_neq_nodes(elm, elm.cloneNode(false)); + check_eq_nodes(elm, elm.cloneNode(true)); + + elm2.appendChild(doc.createTextNode(TEXT)); + check_eq_nodes(elm, elm2); + + var att = doc.createAttribute("bar"); + check_eq_nodes(att, att.cloneNode(true)); + check_eq_nodes(att, att.cloneNode(false)); +} + +function test_isEqualNode_variety() { + const nodes = [ + doc.createElement("foo"), + doc.createElementNS("http://example.com/", "foo"), + doc.createElementNS("http://example.org/", "foo"), + doc.createElementNS("http://example.com/", "FOO"), + doc.createAttribute("foo", "href='biz'"), + doc.createAttributeNS("http://example.com/", "foo", "href='biz'"), + doc.createTextNode("foo"), + doc.createTextNode(" "), + doc.createTextNode(" "), + doc.createComment("foo"), + doc.createProcessingInstruction("foo", "href='biz'"), + doc.implementation.createDocumentType("foo", "href='biz'", ""), + doc.implementation.createDocument("http://example.com/", "foo", null), + doc.createDocumentFragment(), + ]; + + for (var i = 0; i < nodes.length; i++) { + for (var j = i; j < nodes.length; j++) { + if (i == j) { + check_eq_nodes(nodes[i], nodes[j]); + } else { + check_neq_nodes(nodes[i], nodes[j]); + } + } + } +} + +function test_isEqualNode_normalization() { + var norm = doc.getElementById("test_normalization"); + var node1 = norm.childNodes.item(1); + var node2 = norm.childNodes.item(3); + + check_eq_nodes(node1, node2); + + node1.appendChild(doc.createTextNode("")); + check_neq_nodes(node1, node2); + + node1.normalize(); + check_eq_nodes(node1, node2); + + node2.appendChild(doc.createTextNode("fun")); + node2.appendChild(doc.createTextNode("ctor")); + node1.appendChild(doc.createTextNode("functor")); + check_neq_nodes(node1, node2); + + node1.normalize(); + check_neq_nodes(node1, node2); + + node2.normalize(); + check_eq_nodes(node1, node2); + + // reset + while (node1.hasChildNodes()) { + node1.removeChild(node1.childNodes.item(0)); + } + while (node2.hasChildNodes()) { + node2.removeChild(node2.childNodes.item(0)); + } + + // attribute normalization testing + + var at1 = doc.createAttribute("foo"); + var at2 = doc.createAttribute("foo"); + check_eq_nodes(at1, at2); + + // Attr.appendChild isn't implemented yet (bug 56758), so don't run this yet + if (false) { + at1.appendChild(doc.createTextNode("rasp")); + at2.appendChild(doc.createTextNode("rasp")); + check_eq_nodes(at1, at2); + + at1.appendChild(doc.createTextNode("")); + check_neq_nodes(at1, at2); + + at1.normalize(); + check_eq_nodes(at1, at2); + + at1.appendChild(doc.createTextNode("berry")); + check_neq_nodes(at1, at2); + + at2.appendChild(doc.createTextNode("ber")); + check_neq_nodes(at1, at2); + + at2.appendChild(doc.createTextNode("ry")); + check_neq_nodes(at1, at2); + + at1.normalize(); + check_neq_nodes(at1, at2); + + at2.normalize(); + check_eq_nodes(at1, at2); + } + + node1.setAttributeNode(at1); + check_neq_nodes(node1, node2); + + node2.setAttributeNode(at2); + check_eq_nodes(node1, node2); + + var n1text1 = doc.createTextNode("ratfink"); + var n1elt = doc.createElement("fruitcake"); + var n1text2 = doc.createTextNode("hydrospanner"); + + node1.appendChild(n1text1); + node1.appendChild(n1elt); + node1.appendChild(n1text2); + + check_neq_nodes(node1, node2); + + var n2text1a = doc.createTextNode("rat"); + var n2text1b = doc.createTextNode("fink"); + var n2elt = doc.createElement("fruitcake"); + var n2text2 = doc.createTextNode("hydrospanner"); + + node2.appendChild(n2text1b); + node2.appendChild(n2elt); + node2.appendChild(n2text2); + check_neq_nodes(node1, node2); + + node2.insertBefore(n2text1a, n2text1b); + check_neq_nodes(node1, node2); + + var tmp_node1 = node1.cloneNode(true); + tmp_node1.normalize(); + var tmp_node2 = node2.cloneNode(true); + tmp_node2.normalize(); + check_eq_nodes(tmp_node1, tmp_node2); + + n2elt.appendChild(doc.createTextNode("")); + check_neq_nodes(node1, node2); + + tmp_node1 = node1.cloneNode(true); + tmp_node1.normalize(); + tmp_node2 = node2.cloneNode(true); + tmp_node2.normalize(); + check_eq_nodes(tmp_node1, tmp_node2); + + var typeText1 = doc.createTextNode("type"); + n2elt.appendChild(typeText1); + tmp_node1 = node1.cloneNode(true); + tmp_node1.normalize(); + tmp_node2 = node2.cloneNode(true); + tmp_node2.normalize(); + check_neq_nodes(tmp_node1, tmp_node2); + + n1elt.appendChild(doc.createTextNode("typedef")); + tmp_node1 = node1.cloneNode(true); + tmp_node1.normalize(); + tmp_node2 = node2.cloneNode(true); + tmp_node2.normalize(); + check_neq_nodes(tmp_node1, tmp_node2); + check_neq_nodes(n1elt, n2elt); + + var typeText2 = doc.createTextNode("def"); + n2elt.appendChild(typeText2); + tmp_node1 = node1.cloneNode(true); + tmp_node1.normalize(); + tmp_node2 = node2.cloneNode(true); + tmp_node2.normalize(); + check_eq_nodes(tmp_node1, tmp_node2); + check_neq_nodes(node1, node2); + + n2elt.insertBefore(doc.createTextNode(""), typeText2); + check_neq_nodes(node1, node2); + + n2elt.insertBefore(doc.createTextNode(""), typeText2); + check_neq_nodes(node1, node2); + + n2elt.insertBefore(doc.createTextNode(""), typeText1); + check_neq_nodes(node1, node2); + + node1.normalize(); + node2.normalize(); + check_eq_nodes(node1, node2); +} + +function test_isEqualNode_whitespace() { + equality_check_kids("test_pi1", true); + equality_check_kids("test_pi2", true); + equality_check_kids("test_pi3", false); + equality_check_kids("test_pi4", true); + equality_check_kids("test_pi5", true); + + equality_check_kids("test_elt1", false); + equality_check_kids("test_elt2", false); + equality_check_kids("test_elt3", true); + equality_check_kids("test_elt4", false); + equality_check_kids("test_elt5", false); + + equality_check_kids("test_comment1", true); + equality_check_kids("test_comment2", false); + equality_check_kids("test_comment3", false); + equality_check_kids("test_comment4", true); + + equality_check_kids("test_text1", true); + equality_check_kids("test_text2", false); + equality_check_kids("test_text3", false); + + equality_check_kids("test_cdata1", false); + equality_check_kids("test_cdata2", true); + equality_check_kids("test_cdata3", false); + equality_check_kids("test_cdata4", false); + equality_check_kids("test_cdata5", false); +} + +function test_isEqualNode_namespaces() { + equality_check_kids("test_ns1", false); + equality_check_kids("test_ns2", false); + + // XXX want more tests here! +} + +function test_isEqualNode_null() { + check_neq_nodes(doc, null); + + var elts = doc.getElementsByTagName("*"); + for (var i = 0; i < elts.length; i++) { + var elt = elts.item(i); + check_neq_nodes(elt, null); + + var attrs = elt.attributes; + for (var j = 0; j < attrs.length; j++) { + var att = attrs.item(j); + check_neq_nodes(att, null); + + for (var k = 0; k < att.childNodes.length; k++) { + check_neq_nodes(att.childNodes.item(k), null); + } + } + } +} + +function test_isEqualNode_wholeDoc() { + doc = ParseFile("isequalnode_data.xml"); + var doc2 = ParseFile("isequalnode_data.xml"); + var tw1 = doc.createTreeWalker(doc, NodeFilter.SHOW_ALL, null); + var tw2 = doc2.createTreeWalker(doc2, NodeFilter.SHOW_ALL, null); + do { + check_eq_nodes(tw1.currentNode, tw2.currentNode); + tw1.nextNode(); + } while (tw2.nextNode()); +} + +// TESTING FUNCTIONS + +/** + * Compares the first and third (zero-indexed) child nodes of the element + * (typically to allow whitespace) referenced by parentId for isEqualNode + * equality or inequality based on the value of areEqual. + * + * Note that this means that the contents of the element referenced by parentId + * are whitespace-sensitive, and a stray space introduced during an edit to the + * file could result in a correct but unexpected (in)equality failure. + */ +function equality_check_kids(parentId, areEqual) { + var parent = doc.getElementById(parentId); + var kid1 = parent.childNodes.item(1); + var kid2 = parent.childNodes.item(3); + + if (areEqual) { + check_eq_nodes(kid1, kid2); + } else { + check_neq_nodes(kid1, kid2); + } +} + +function check_eq_nodes(n1, n2) { + if (n1 && !n1.isEqualNode(n2)) { + do_throw(n1 + " should be equal to " + n2); + } + if (n2 && !n2.isEqualNode(n1)) { + do_throw(n2 + " should be equal to " + n1); + } + if (!n1 && !n2) { + do_throw("nodes both null!"); + } +} + +function check_neq_nodes(n1, n2) { + if (n1 && n1.isEqualNode(n2)) { + do_throw(n1 + " should not be equal to " + n2); + } + if (n2 && n2.isEqualNode(n1)) { + do_throw(n2 + " should not be equal to " + n1); + } + if (!n1 && !n2) { + do_throw("n1 and n2 both null!"); + } +} |