| import decimal |
| from StringIO import StringIO |
| from collections import OrderedDict |
| from json.tests import PyTest, CTest |
| |
| |
| class TestDecode(object): |
| def test_decimal(self): |
| rval = self.loads('1.1', parse_float=decimal.Decimal) |
| self.assertTrue(isinstance(rval, decimal.Decimal)) |
| self.assertEqual(rval, decimal.Decimal('1.1')) |
| |
| def test_float(self): |
| rval = self.loads('1', parse_int=float) |
| self.assertTrue(isinstance(rval, float)) |
| self.assertEqual(rval, 1.0) |
| |
| def test_decoder_optimizations(self): |
| # Several optimizations were made that skip over calls to |
| # the whitespace regex, so this test is designed to try and |
| # exercise the uncommon cases. The array cases are already covered. |
| rval = self.loads('{ "key" : "value" , "k":"v" }') |
| self.assertEqual(rval, {"key":"value", "k":"v"}) |
| |
| def test_empty_objects(self): |
| self.assertEqual(self.loads('{}'), {}) |
| self.assertEqual(self.loads('[]'), []) |
| self.assertEqual(self.loads('""'), u"") |
| self.assertIsInstance(self.loads('""'), unicode) |
| |
| def test_object_pairs_hook(self): |
| s = '{"xkd":1, "kcw":2, "art":3, "hxm":4, "qrt":5, "pad":6, "hoy":7}' |
| p = [("xkd", 1), ("kcw", 2), ("art", 3), ("hxm", 4), |
| ("qrt", 5), ("pad", 6), ("hoy", 7)] |
| self.assertEqual(self.loads(s), eval(s)) |
| self.assertEqual(self.loads(s, object_pairs_hook=lambda x: x), p) |
| self.assertEqual(self.json.load(StringIO(s), |
| object_pairs_hook=lambda x: x), p) |
| od = self.loads(s, object_pairs_hook=OrderedDict) |
| self.assertEqual(od, OrderedDict(p)) |
| self.assertEqual(type(od), OrderedDict) |
| # the object_pairs_hook takes priority over the object_hook |
| self.assertEqual(self.loads(s, object_pairs_hook=OrderedDict, |
| object_hook=lambda x: None), |
| OrderedDict(p)) |
| # check that empty objects literals work (see #17368) |
| self.assertEqual(self.loads('{}', object_pairs_hook=OrderedDict), |
| OrderedDict()) |
| self.assertEqual(self.loads('{"empty": {}}', |
| object_pairs_hook=OrderedDict), |
| OrderedDict([('empty', OrderedDict())])) |
| |
| def test_extra_data(self): |
| s = '[1, 2, 3]5' |
| msg = 'Extra data' |
| self.assertRaisesRegexp(ValueError, msg, self.loads, s) |
| |
| def test_invalid_escape(self): |
| s = '["abc\\y"]' |
| msg = 'escape' |
| self.assertRaisesRegexp(ValueError, msg, self.loads, s) |
| |
| class TestPyDecode(TestDecode, PyTest): pass |
| class TestCDecode(TestDecode, CTest): pass |
