def test_add_text_after_appended():
document = Document("<root><tag/>foo</root>")
root = document.root
foo = root[1]
bar = TextNode("bar")
foo.add_next(bar)
peng = TextNode("peng")
bar.add_next(peng)
assert len(root) == 4
assert foo._appended_text_node is bar
assert foo._position == TAIL
assert bar._bound_to is foo
assert bar._appended_text_node is peng
assert bar._position == APPENDED
assert peng._bound_to is bar
assert peng._appended_text_node is None
assert peng._position == APPENDED
assert peng._bound_to is bar
document.merge_text_nodes()
assert len(root) == 2, [x for x in root.child_nodes()]
assert root[0]._etree_obj.tail == "foobarpeng"
def test_appended_text_nodes():
document = Document("<root/>")
tokens = ("How ", "much ", "is ", "the ", "fish", "?")
root = document.root
root.append_child(*tokens)
assert len(root) == 6, len(root)
for i, child in enumerate(root.child_nodes()):
assert isinstance(child, TextNode)
assert child.content == str(child) == tokens[i]
document.merge_text_nodes()
assert len(root) == 1, [x for x in root.child_nodes()]
assert root[0].content == "How much is the fish?"
def test_add_text_after_tail():
document = Document("<root><tag/>foo</root>")
root = document.root
foo = root[1]
bar = TextNode("bar")
foo.add_next(bar)
assert foo.next_node() is bar
assert len(root) == 3
assert foo._appended_text_node is bar
assert bar._bound_to is foo
assert isinstance(bar, TextNode)
assert bar._position == APPENDED
assert bar.content == "bar"
assert bar._appended_text_node is None
document.merge_text_nodes()
assert len(root) == 2
assert root[0]._etree_obj.tail == "foobar"
