def test_remove(self):
p = model.ContentElement()
c1 = model.ContentElement()
c2 = model.ContentElement()
p.push_child(c1)
p.push_child(c2)
self.assertEqual(sum(1 for _ in p), 2)
c2.remove()
self.assertIsNone(c2.parent())
self.assertIsNone(c2.next_sibling())
self.assertIsNone(c2.previous_sibling())
self.assertEqual(sum(1 for _ in p), 1)
for a_child in p:
self.assertEqual(a_child, c1)
def test_remove_child(self):
p = model.ContentElement()
c1 = model.ContentElement()
c2 = model.ContentElement()
c3 = model.ContentElement()
p.push_child(c1)
p.push_child(c2)
p.push_child(c3)
c1.remove()
self.assertEqual(sum(1 for _ in p), 2)
c3.remove()
self.assertEqual(sum(1 for _ in p), 1)
c2.remove()
self.assertEqual(sum(1 for _ in p), 0)
def test_copy_to(self):
src = model.ContentElement()
src.set_begin(Fraction(1, 2))
src.set_end(Fraction(1, 3))
src.set_lang("fr")
src.set_space(model.WhiteSpaceHandling.PRESERVE)
src.set_id("hello")
src.add_animation_step(
model.DiscreteAnimationStep(styles.StyleProperties.Color, 0, 1,
styles.NamedColors.aqua.value))
src.set_style(styles.StyleProperties.Color,
styles.NamedColors.green.value)
dest = model.ContentElement()
src.copy_to(dest)
self.assertEqual(dest.get_begin(), src.get_begin())
self.assertEqual(dest.get_end(), src.get_end())
self.assertEqual(dest.get_lang(), src.get_lang())
self.assertEqual(dest.get_space(), src.get_space())
self.assertEqual(dest.get_id(), src.get_id())
self.assertSequenceEqual(list(dest.iter_animation_steps()),
list(src.iter_animation_steps()))
self.assertSequenceEqual(list(dest.iter_styles()),
list(src.iter_styles()))
def test_failed_child_detach(self):
doc = model.Document()
e = model.ContentElement(doc)
c = model.ContentElement(doc)
e.push_child(c)
with self.assertRaises(RuntimeError):
c.set_doc(None)
def test_push_child(self):
p = model.ContentElement()
c = model.ContentElement()
p.push_child(c)
self.assertEqual(p, c.root())
self.assertTrue(p.has_children())
self.assertEqual(sum(1 for _ in p), 1)
for a_child in p:
self.assertEqual(a_child, c)
def test_init(self):
e = model.ContentElement()
self.assertTrue(e.root() is e)
self.assertIsNone(e.parent())
self.assertFalse(e.has_children())
self.assertIsNone(e.get_doc())
def test_push_child_with_existing_parent(self):
p = model.ContentElement()
c1 = model.ContentElement()
c2 = model.ContentElement()
c3 = model.ContentElement()
p.push_child(c1)
p.push_child(c2)
c1.push_child(c3)
with self.assertRaises(RuntimeError):
p.push_child(c3)
def test_dfs(self):
p = model.ContentElement()
c1 = model.ContentElement()
c2 = model.ContentElement()
c3 = model.ContentElement()
p.push_child(c1)
p.push_child(c2)
c1.push_child(c3)
dfs = list(p.dfs_iterator())
self.assertListEqual([p, c1, c3, c2], dfs)
def test_remove_children(self):
p = model.ContentElement()
c1 = model.ContentElement()
c2 = model.ContentElement()
c3 = model.ContentElement()
p.push_child(c1)
p.push_child(c2)
p.push_child(c3)
p.remove_children()
self.assertFalse(p.has_children())
def test_attach(self):
doc = model.Document()
e = model.ContentElement()
e.set_doc(doc)
self.assertTrue(e.get_doc() is doc)
self.assertTrue(e.is_attached())
def test_already_attached(self):
doc = model.Document()
doc2 = model.Document()
e = model.ContentElement()
e.set_doc(doc)
with self.assertRaises(RuntimeError):
e.set_doc(doc2)
def test_lang(self):
p = model.ContentElement()
self.assertEqual(p.get_lang(), "")
lang = "fr-CA"
p.set_lang(lang)
self.assertEqual(p.get_lang(), lang)
def test_space(self):
p = model.ContentElement()
self.assertEqual(p.get_space(), model.WhiteSpaceHandling.DEFAULT)
space = model.WhiteSpaceHandling.PRESERVE
p.set_space(space)
self.assertEqual(p.get_space(), space)
def test_begin(self):
p = model.ContentElement()
self.assertIsNone(p.get_begin())
f = Fraction(1, 2)
p.set_begin(f)
self.assertEqual(p.get_begin(), f)
def test_end(self):
p = model.ContentElement()
self.assertIsNone(p.get_end())
f = Fraction(1, 3)
p.set_end(f)
self.assertEqual(p.get_end(), f)
def test_detach(self):
doc = model.Document()
e = model.ContentElement()
e.set_doc(doc)
e.set_doc(None)
self.assertIsNone(e.get_doc())
self.assertFalse(e.is_attached())
def test_children_accessors(self):
p = model.ContentElement()
c1 = model.ContentElement()
c2 = model.ContentElement()
c3 = model.ContentElement()
p.push_child(c1)
p.push_child(c2)
p.push_child(c3)
self.assertEqual(len(p), 3)
self.assertEqual(p[0], c1)
self.assertRaises(IndexError, lambda key: p[key], 5)
def test_first_last_child(self):
p = model.ContentElement()
self.assertIsNone(p.first_child())
self.assertIsNone(p.last_child())
c1 = model.ContentElement()
c2 = model.ContentElement()
c3 = model.ContentElement()
p.push_child(c1)
p.push_child(c2)
p.push_child(c3)
self.assertEqual(p.first_child(), c1)
self.assertEqual(p.last_child(), c3)
def test_id(self):
p = model.ContentElement()
self.assertIsNone(p.get_id())
# good id
good_id = "a"
p.set_id(good_id)
self.assertEqual(p.get_id(), good_id)
# None
p.set_id(None)
self.assertIsNone(p.get_id())
# bad id
with self.assertRaises(TypeError):
bad_id = " "
p.set_id(bad_id)
def test_add_remove_animation_step(self):
p = model.ContentElement()
s1 = model.DiscreteAnimationStep(styles.StyleProperties.Color, 0, 1,
styles.NamedColors.aqua.value)
s2 = model.DiscreteAnimationStep(styles.StyleProperties.Color, 2, None,
styles.NamedColors.black.value)
s3 = model.DiscreteAnimationStep(styles.StyleProperties.TextAlign, 1,
None, styles.TextAlignType.center)
p.add_animation_step(s1)
p.add_animation_step(s2)
p.add_animation_step(s3)
self.assertListEqual([s1, s2, s3], list(p.iter_animation_steps()))
p.remove_animation_step(s2)
self.assertListEqual([s1, s3], list(p.iter_animation_steps()))
def test_push_child_as_self(self):
p = model.ContentElement()
with self.assertRaises(RuntimeError):
p.push_child(p)
