| <!DOCTYPE html> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| |
| test(function () { |
| var child = document.createElement('p'); |
| assert_true('before' in child); |
| var before = 'mine'; |
| var getAttribute = 'mine'; |
| with (child) { |
| assert_true(before === 'mine'); |
| assert_false(getAttribute === 'mine'); |
| } |
| assert_true('Symbol' in window); |
| var unscopables = Object.getPrototypeOf(child)[Symbol.unscopables]; |
| assert_true(unscopables.before); |
| }, 'ChildNode.before() unscopable'); |
| |
| function test_before(nodeName) { |
| var child; |
| var innerHTML; |
| if (nodeName == 'Comment') { |
| child = document.createComment('test'); |
| innerHTML = '<!--test-->'; |
| } else if (nodeName == 'Element') { |
| child = document.createElement('test'); |
| innerHTML = '<test></test>'; |
| } else { |
| child = document.createTextNode('test'); |
| innerHTML = 'test'; |
| } |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| parent.appendChild(child); |
| child.before(); |
| assert_equals(parent.innerHTML, innerHTML); |
| }, nodeName + '.before() without any argument.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| parent.appendChild(child); |
| child.before(null); |
| var expected = 'null' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() with null as an argument.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| parent.appendChild(child); |
| child.before(undefined); |
| var expected = 'undefined' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() with undefined as an argument.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| parent.appendChild(child); |
| child.before(''); |
| assert_equals(parent.firstChild.data, ''); |
| }, nodeName + '.before() with the empty string as an argument.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| parent.appendChild(child); |
| child.before('text'); |
| var expected = 'text' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() with only text as an argument.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| var x = document.createElement('x'); |
| parent.appendChild(child); |
| child.before(x); |
| var expected = '<x></x>' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() with only one element as an argument.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| var x = document.createElement('x'); |
| parent.appendChild(child); |
| child.before(x, 'text'); |
| var expected = '<x></x>text' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() with one element and text as arguments.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| parent.appendChild(child); |
| child.before('text', child); |
| var expected = 'text' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() with context object itself as the argument.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| var x = document.createElement('x'); |
| var y = document.createElement('y'); |
| var z = document.createElement('z'); |
| parent.appendChild(y); |
| parent.appendChild(child); |
| parent.appendChild(x); |
| child.before(x, y, z); |
| var expected = '<x></x><y></y><z></z>' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() with all siblings of child as arguments.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| var x = document.createElement('x'); |
| var y = document.createElement('y'); |
| parent.appendChild(x); |
| parent.appendChild(y); |
| parent.appendChild(child); |
| child.before(y, x); |
| var expected = '<y></y><x></x>' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() when pre-insert behaves like prepend.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| var x = document.createElement('x'); |
| parent.appendChild(x); |
| parent.appendChild(document.createTextNode('1')); |
| var y = document.createElement('y'); |
| parent.appendChild(y); |
| parent.appendChild(child); |
| child.before(x, '2'); |
| var expected = '1<y></y><x></x>2' + innerHTML; |
| assert_equals(parent.innerHTML, expected); |
| }, nodeName + '.before() with one sibling of child and text as arguments.'); |
| |
| test(function() { |
| var x = document.createElement('x'); |
| var y = document.createElement('y'); |
| x.before(y); |
| assert_equals(x.previousSibling, null); |
| }, nodeName + '.before() on a child without any parent.'); |
| |
| test(function() { |
| var parent = document.createElement('div'); |
| parent.appendChild(child); |
| var doc2 = document.implementation.createDocument("http://www.w3.org/1999/xhtml", "html"); |
| assert_throws('HierarchyRequestError', () => { child.before(doc2, "foo") }); |
| assert_equals(parent.firstChild, child); |
| }, nodeName + '.before() with a Document as an argument should throw.'); |
| } |
| |
| test_before('Comment'); |
| test_before('Element'); |
| test_before('Text'); |
| |
| </script> |
| </html> |
