def test_readonly(self):
delve = JsonDelver(self.file.name, readonly=True)
with self.assertRaises(ReadonlyError):
delve.write()
def test_write(self):
delve = JsonDelver(self.file.name)
delve.set('/newkey', 'something')
delve.write()
written = json.load(open(self.file.name, 'r'))
self.assertEqual(written, delve.data)