def test_descend_one(self):
self.assertEqual(str(persistence.Path("one.2.3").descend_one()), "2.3")
self.assertEqual(str(persistence.Path("3").descend_one()), "")
with self.assertRaises(ValueError):
persistence.Path("").descend_one()
with self.assertRaises(ValueError):
persistence.Path(".one.2").descend_one()
def test_len(self):
self.assertEqual(len(persistence.Path("")), 0)
self.assertEqual(len(persistence.Path("one")), 1)
self.assertEqual(len(persistence.Path("one.2.3")), 3)
with self.assertRaises(ValueError):
len(persistence.Path(".one"))
len(persistence.Path("."))
def test_get_item_slice(self):
self.assertEqual(str(persistence.Path("one")[0:1]), "one")
self.assertEqual(str(persistence.Path("one.2.3")[1:3]), "2.3")
self.assertEqual(str(persistence.Path("one.2.3")[0:-1]), "one.2")
self.assertEqual(str(persistence.Path("one.2.3")[-1:]), "3")
with self.assertRaises(ValueError):
persistence.Path(".one.2.3")[0:1:-1]
def test_get_item(self):
self.assertEqual(persistence.Path("one")[0], "one")
self.assertEqual(persistence.Path("one.2.3")[0], "one")
self.assertEqual(persistence.Path("one.2.3")[2], "3")
self.assertEqual(persistence.Path("one.2.3")[-1], "3")
with self.assertRaises(ValueError):
persistence.Path(".one.2.3")[-1]
def test_set(self):
s = {
persistence.Path("one.2"),
persistence.Path("one.1.3"),
persistence.Path("one.1.3")
}
self.assertIn(persistence.Path("one.2"), s)
self.assertEqual(len(s), 2)
def test_ancestors(self):
self.assertEqual(
persistence.Path("").ancestors(), {persistence.Path("")})
self.assertEqual(
persistence.Path("a").ancestors(),
{persistence.Path(""), persistence.Path("a")})
self.assertEqual(
persistence.Path("one.two.three").ancestors(), {
persistence.Path(""),
persistence.Path("one"),
persistence.Path("one.two"),
persistence.Path("one.two.three")
})
def test_parent(self):
self.assertEqual(
persistence.Path("one").parent(), persistence.Path(""))
self.assertEqual(
persistence.Path("one.two.three").parent(),
persistence.Path("one.two"))
self.assertEqual(
persistence.Path(".one").parent(), persistence.Path("."))
with self.assertRaises(ValueError):
persistence.Path(".").parent()
with self.assertRaises(ValueError):
persistence.Path("").parent()
def test_append(self):
self.assertEqual(str(persistence.Path("one").append("2")), "one.2")
self.assertEqual(str(persistence.Path("").append("2")), "2")
self.assertEqual(str(persistence.Path(".").append("2")), ".2")
self.assertEqual(str(persistence.Path(".1.2").append("2")), ".1.2.2")
with self.assertRaises(ValueError):
persistence.Path("one").append("")
with self.assertRaises(ValueError):
persistence.Path("one").append(".")
with self.assertRaises(ValueError):
persistence.Path("one").append("two.3")
def test_init(self):
self.assertTrue(type(persistence.Path("")) == persistence.Path)
self.assertTrue(type(persistence.Path("..")) == persistence.Path)
self.assertTrue(type(persistence.Path(".2")) == persistence.Path)
self.assertTrue(type(persistence.Path("one.2")) == persistence.Path)
with self.assertRaises(ValueError):
persistence.Path(".one.")
persistence.Path("one..2")
def test_get_absolute(self):
self.assertEqual(
persistence.Path(".").get_absolute(persistence.Path("1.2")),
persistence.Path("1.2"))
self.assertEqual(
persistence.Path(".x.y").get_absolute(persistence.Path("1.2")),
persistence.Path("1.2.x.y"))
self.assertEqual(
persistence.Path("..x.y").get_absolute(persistence.Path("1.2")),
persistence.Path("1.x.y"))
self.assertEqual(
persistence.Path("...x.y").get_absolute(persistence.Path("1.2")),
persistence.Path("x.y"))
with self.assertRaises(ValueError):
persistence.Path("....x.y").get_absolute(persistence.Path("1.2"))
def test_add_path(self):
self.assertEqual(
str(persistence.Path("one").add_path(persistence.Path("2"))),
"one.2")
self.assertEqual(
str(persistence.Path("one").add_path(persistence.Path("2.3"))),
"one.2.3")
self.assertEqual(
str(persistence.Path("").add_path(persistence.Path("2.3"))), "2.3")
self.assertEqual(
str(persistence.Path("one.2").add_path(persistence.Path(""))),
"one.2")
self.assertEqual(
str(persistence.Path("").add_path(persistence.Path(""))), "")
self.assertEqual(
str(persistence.Path(".").add_path(persistence.Path(""))), ".")
self.assertEqual(
str(persistence.Path(".").add_path(persistence.Path("one.two"))),
".one.two")
self.assertEqual(
str(persistence.Path(".xy").add_path(persistence.Path("one.two"))),
".xy.one.two")
with self.assertRaises(NotImplementedError):
persistence.Path("one").add_path(persistence.Path(".2.3"))
def test_str(self):
self.assertEqual(str(persistence.Path("one.2")), "one.2")
self.assertEqual(str(persistence.Path("")), "")
def test_eq(self):
self.assertEqual(persistence.Path(""), persistence.Path(""))
self.assertEqual(persistence.Path(".."), persistence.Path(".."))
self.assertEqual(persistence.Path("one.2"), persistence.Path("one.2"))
self.assertEqual(persistence.Path("one.2"),
persistence.Path("one.2.3").parent())
self.assertNotEqual(persistence.Path("one.2"),
persistence.Path("one.2.3"))
self.assertNotEqual(persistence.Path(""), persistence.Path("."))