def test_update_strict(self):
"""update should be strict"""
with self.assertRaisesRegex(Exception, r'non-existent'):
gpath.update(self.obj, ["bar", 4], 17)
with self.assertRaisesRegex(Exception, r'not an array'):
gpath.update(self.obj, ["foo"], 17)
with self.assertRaisesRegex(Exception, r'invalid.*index'):
gpath.update(self.obj, ["foo", -1], 17)
with self.assertRaisesRegex(Exception, r'invalid.*index'):
gpath.update(self.obj, ["foo", None], 17)
def test_glob_nested(self):
"""should scan nested arrays"""
self.obj = [{"a": [1, 2, 3]}, {"a": [4, 5, 6]}, {"a": [7, 8, 9]}]
self.assertEqual(gpath.update(self.obj, ["*", "a", "*"], 5), 9)
self.assertEqual(self.obj, [{
"a": [5, 5, 5]
}, {
"a": [5, 5, 5]
}, {
"a": [5, 5, 5]
}])
def test_update(self):
"""update should update array items"""
self.assertEqual(self.obj["foo"], [{"bar": 1}, {"bar": 2}, {"baz": 3}])
gpath.update(self.obj, ["foo", 0], "asdf")
self.assertEqual(self.obj["foo"], ["asdf", {"bar": 2}, {"baz": 3}])
gpath.update(self.obj, ["foo", 2], "hello")
self.assertEqual(self.obj["foo"], ["asdf", {"bar": 2}, "hello"])
gpath.update(self.obj, ["foo", 1], None)
self.assertEqual(self.obj["foo"], ["asdf", None, "hello"])
def test_glob(self):
"""glob should scan arrays"""
self.assertEqual(self.obj["foo"], [{"bar": 1}, {"bar": 2}, {"baz": 3}])
self.assertEqual(gpath.place(self.obj, ["foo", "*", "bar"], 17), 3)
self.assertEqual(self.obj["foo"], [{
"bar": 17
}, {
"bar": 17
}, {
"baz": 3,
"bar": 17
}])
with self.assertRaisesRegex(Exception,
r'non-existent object at \/foo\/\*\/bad'):
gpath.place(self.obj, ["foo", "*", "bad", "test"], 10)
self.assertEqual(gpath.update(self.obj, ["foo", "*"], "hello"), 3)
self.assertEqual(self.obj["foo"], ["hello", "hello", "hello"])