class TestDocumentFragment(TestCase):
def setUp(self):
self.df = DocumentFragment()
self.elm = Element('a')
self.c1 = Element('c1')
self.c2 = Element('c2')
self.c3 = Element('c3')
def test_nodename(self):
self.assertEqual(self.df.nodeName, '#document-fragment')
def test_children(self):
self.assertFalse(self.df.hasChildNodes())
appended_child = self.df.appendChild(self.elm)
self.assertEqual(self.df.html, '<a></a>')
self.assertIs(appended_child, self.elm)
def test_append_to_element(self):
appended_child1 = self.df.appendChild(self.c1)
appended_child2 = self.df.appendChild(self.c2)
self.assertIs(self.df, self.c1.parentNode)
self.assertIs(self.df, self.c2.parentNode)
self.assertIs(appended_child1, self.c1)
self.assertIs(appended_child2, self.c2)
appended_df = self.elm.appendChild(self.df)
self.assertIs(appended_df, self.df)
self.assertEqual(self.df.length, 0)
self.assertEqual(self.elm.length, 2)
self.assertFalse(self.df.hasChildNodes())
self.assertIsNone(self.df.parentNode)
self.assertIs(self.elm, self.c1.parentNode)
self.assertIs(self.elm, self.c2.parentNode)
self.assertIsNone(self.df.parentNode)
def test_insert_to_element(self):
self.df.appendChild(self.c1)
self.df.appendChild(self.c2)
self.elm.appendChild(self.c3)
inserted_node = self.elm.insertBefore(self.df, self.c3)
self.assertIs(inserted_node, self.df)
self.assertEqual(self.df.length, 0)
self.assertEqual(self.elm.length, 3)
self.assertFalse(self.df.hasChildNodes())
self.assertIsNone(self.df.parentNode)
self.assertIs(self.elm, self.c1.parentNode)
self.assertIs(self.elm, self.c2.parentNode)
self.assertIsNone(self.c1.previousSibling)
self.assertIs(self.c1.nextSibling, self.c2)
self.assertIs(self.c2.previousSibling, self.c1)
self.assertIs(self.c2.nextSibling, self.c3)
self.assertIs(self.c3.previousSibling, self.c2)
self.assertIsNone(self.c3.nextSibling)
self.assertIs(self.elm.firstChild, self.c1)
self.assertIs(self.elm.lastChild, self.c3)
def test_child(self):
appended_child1 = self.df.appendChild(self.c1)
appended_child2 = self.df.appendChild(self.c2)
self.assertIs(appended_child1, self.c1)
self.assertIs(appended_child2, self.c2)
self.assertEqual(self.c1.html, '<c1></c1>')
self.assertEqual(self.df.html, '<c1></c1><c2></c2>')
def test_clone_node_sharrow(self):
self.df.appendChild(self.c1)
clone = self.df.cloneNode()
self.assertEqual(self.df.length, 1)
self.assertEqual(clone.length, 0)
clone.appendChild(self.c2)
self.assertEqual(self.df.length, 1)
self.assertEqual(clone.length, 1)
def test_clone_node_deep(self):
self.df.appendChild(self.c1)
clone = self.df.cloneNode(deep=True)
self.assertEqual(self.df.length, 1)
self.assertEqual(clone.length, 1)
self.assertEqual(clone.html, '<c1></c1>')
clone.appendChild(self.c2)
self.assertEqual(self.df.length, 1)
self.assertEqual(clone.length, 2)
self.df.removeChild(self.c1)
self.assertEqual(self.df.length, 0)
self.assertEqual(clone.length, 2)
class TestDocumentFragment(TestCase):
def setUp(self):
self.df = DocumentFragment()
self.elm = Element('a')
self.c1 = Element('c1')
self.c2 = Element('c2')
self.c3 = Element('c3')
def test_nodename(self):
self.assertEqual(self.df.nodeName, '#document-fragment')
def test_children(self):
self.assertFalse(self.df.hasChildNodes())
appended_child = self.df.appendChild(self.elm)
self.assertEqual(self.df.html, '<a></a>')
self.assertIs(appended_child, self.elm)
def test_append_to_element(self):
appended_child1 = self.df.appendChild(self.c1)
appended_child2 = self.df.appendChild(self.c2)
self.assertIs(self.df, self.c1.parentNode)
self.assertIs(self.df, self.c2.parentNode)
self.assertIs(appended_child1, self.c1)
self.assertIs(appended_child2, self.c2)
appended_df = self.elm.appendChild(self.df)
self.assertIs(appended_df, self.df)
self.assertEqual(self.df.length, 0)
self.assertEqual(self.elm.length, 2)
self.assertFalse(self.df.hasChildNodes())
self.assertIsNone(self.df.parentNode)
self.assertIs(self.elm, self.c1.parentNode)
self.assertIs(self.elm, self.c2.parentNode)
self.assertIsNone(self.df.parentNode)
def test_insert_to_element(self):
self.df.appendChild(self.c1)
self.df.appendChild(self.c2)
self.elm.appendChild(self.c3)
inserted_node = self.elm.insertBefore(self.df, self.c3)
self.assertIs(inserted_node, self.df)
self.assertEqual(self.df.length, 0)
self.assertEqual(self.elm.length, 3)
self.assertFalse(self.df.hasChildNodes())
self.assertIsNone(self.df.parentNode)
self.assertIs(self.elm, self.c1.parentNode)
self.assertIs(self.elm, self.c2.parentNode)
self.assertIsNone(self.c1.previousSibling)
self.assertIs(self.c1.nextSibling, self.c2)
self.assertIs(self.c2.previousSibling, self.c1)
self.assertIs(self.c2.nextSibling, self.c3)
self.assertIs(self.c3.previousSibling, self.c2)
self.assertIsNone(self.c3.nextSibling)
self.assertIs(self.elm.firstChild, self.c1)
self.assertIs(self.elm.lastChild, self.c3)
def test_child(self):
appended_child1 = self.df.appendChild(self.c1)
appended_child2 = self.df.appendChild(self.c2)
self.assertIs(appended_child1, self.c1)
self.assertIs(appended_child2, self.c2)
self.assertEqual(self.c1.html, '<c1></c1>')
self.assertEqual(self.df.html, '<c1></c1><c2></c2>')
def test_clone_node_sharrow(self):
self.df.appendChild(self.c1)
clone = self.df.cloneNode()
self.assertEqual(self.df.length, 1)
self.assertEqual(clone.length, 0)
clone.appendChild(self.c2)
self.assertEqual(self.df.length, 1)
self.assertEqual(clone.length, 1)
def test_clone_node_deep(self):
self.df.appendChild(self.c1)
clone = self.df.cloneNode(deep=True)
self.assertEqual(self.df.length, 1)
self.assertEqual(clone.length, 1)
self.assertEqual(clone.html, '<c1></c1>')
clone.appendChild(self.c2)
self.assertEqual(self.df.length, 1)
self.assertEqual(clone.length, 2)
self.df.removeChild(self.c1)
self.assertEqual(self.df.length, 0)
self.assertEqual(clone.length, 2)
