def test_path_constructors(self):
a = Item(None, {'id':'a', 'name':'a'}, None)
b = Item(None, {'id':'b', 'name':'b'}, a)
c = Item(None, {'id':'c', 'name':'c'}, b)
paths = [ # equivalent constructors
('path_from_string', Path.path_from_string('/a/b/c')),
('path_from_string_list', Path.path_from_string_list(['/','a','b','c'])),
('path_from_item_list', Path.path_from_item_list([a, b, c], add_root=True))
]
for name, p in paths:
self.assertEqual(len(p), 4, "{}:Path with root and three items not length 4.".format(name))
self.assertEqual(p[3], 'c', "{}:4th item in path not c.".format(name))
self.assertEqual(str(p), '/a/b/c', "{}:Path string incorrect.".format(name))
def test_path_append(self):
p = Path.path_from_string('/a/b/c')
p.append('d')
self.assertEqual(len(p), 5, "Path length not at 5.")
self.assertEqual(p[4], 'd', "5th item in path not d.")
self.assertEqual(str(p), '/a/b/c/d', "Path string incorrect.")
p.append(Item(None, {'id':'e', 'name':'e'}, None))
self.assertEqual(len(p), 6, "Path length not at 6.")
self.assertEqual(p[5], 'e', "5th item in path not d.")
self.assertEqual(str(p), '/a/b/c/d/e', "Path string incorrect.")
def test_path_string_root(self):
p = Path.path_from_string("/")
self.assertEqual(len(p), 1, "Path with only root was not length 1.")
def test_path_generic(self):
p = Path.path_from_string('/a/b/c')
self.assertEqual(len(p), 4, "Path with root and three items not length 4.")
self.assertEqual(p[3], 'c', "4th item in path not c.")
self.assertEqual(str(p), '/a/b/c', "Path string incorrect.")