def test_text_list_property_set():
class Root(et.Element):
tags = text_list_property('tag')
r = Root('root')
r.tags = ['set1', 'set2']
assert tostring(r) == '<root><tag>set1</tag><tag>set2</tag></root>'
r.tags = ['set3', 'set4']
assert tostring(r) == '<root><tag>set3</tag><tag>set4</tag></root>'
def test_text_property():
class Root(et.Element):
abc = text_property('abc')
r = Root('root')
assert r.abc is None
r.abc = '12'
assert tostring(r) == '<root><abc>12</abc></root>'
def test_text_list_property_extend():
class Root(et.Element):
tags = text_list_property('tag')
r = Root('root')
assert len(r.tags) == 0
r.tags.extend(['c', 'd'])
assert tostring(r) == '<root><tag>c</tag><tag>d</tag></root>'
def test_text_list_property_del():
class Root(et.Element):
tags = text_list_property('tag')
r = Root('root')
r.tags = ['del1', 'del2']
del r.tags
assert tostring(r) == '<root></root>'
def test_text_list_property_append():
class Root(et.Element):
tags = text_list_property('tag')
r = Root('root')
assert len(r.tags) == 0
r.tags.append('a')
r.tags.append('b')
assert tostring(r) == '<root><tag>a</tag><tag>b</tag></root>'
def test_element_list_property():
class Root(et.Element):
abc = element_list_property('abc')
r = Root('root')
assert r.abc is not None
assert len(r.abc) == 0
r.abc.append(et.Element('abc'))
r.abc.new_sub().text = 'ddd'
assert tostring(r) == '<root><abc></abc><abc>ddd</abc></root>'
def test_element_property():
class Root(et.Element):
abc = element_property('abc')
r = Root('root')
assert r.abc is None
r.abc = et.Element('abc')
r.abc.text = '12'
r.abc.set('x', '33')
assert tostring(r) == '<root><abc x="33">12</abc></root>'
def test_element_list_property_with_type():
class Name(et.Element):
pass
class Root(et.Element):
abc: Name = element_list_property('abc', eltype=Name)
r = Root('root')
assert r.abc is not None
assert len(r.abc) == 0
with pytest.raises(TypeError):
r.abc.append(et.Element('abc'))
subel = r.abc.new_sub()
assert isinstance(subel, Name)
subel.text = 'ddd'
assert tostring(r) == '<root><abc>ddd</abc></root>'
def test_text_list_property():
class Root(et.Element):
tags = text_list_property('tag')
r = Root('root')
assert tostring(r) == '<root></root>'