def test_visible_child_renamed_to_be_hidden(self):
# Test that when a child is visible, but its name isn't, the parent
# can be hidden.
a = Field('a', 8)
b = Sequence('b', [Child('a:', a)])
checker = DataChecker([a, b])
self.assertTrue(checker.contains_data(a))
self.assertFalse(checker.contains_data(b))
def test_hidden_entry_visible_child(self):
# Test that when the parent entry is hidden, the child entry is hidden
# too.
a = Field('a', 8)
b = Sequence('b:', [a])
checker = DataChecker([b])
self.assertFalse(checker.contains_data(a))
self.assertFalse(checker.contains_data(b))
self.assertFalse(checker.child_has_data(b.children[0]))
