def test_op_add_foo_four(self):
"""Should add a `four` member to the first object."""
patches = [{"op": "add", "path": "/0/foo/four", "value": 4}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertEqual(jp.obj[0]['foo']['four'], 4)
def test_op_add_replace_existing_value(self):
"""Should find an existing property and replace its value."""
patches = [{"op": "add", "path": "/1/bar/three", "value": 10}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertEqual(jp.obj[1]['bar']['three'], 10)
def test_op_add_ignore_existing_value(self):
"""Should ignore an existing property with the same value."""
patches = [{"op": "add", "path": "/1/bar/one", "value": 1}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertFalse(changed)
self.assertEqual(jp.obj[1]['bar']['one'], 1)
def test_op_remove_foo_three(self):
"""Should remove the 'three' member from the first object."""
patches = [{"op": "remove", "path": "/0/foo/three"}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertNotIn('three', jp.obj[0]['foo'])
def test_op_move_baz_list_foo(self):
"""Should move the 'baz' list of fruits to 'foo' object."""
patches = [{"op": "move", "from": "/2/baz", "path": "/0/foo/fruits"}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertEqual(jp.obj[2].get('baz', 'DUMMY VALUE'), 'DUMMY VALUE')
self.assertEqual(len(jp.obj[0]['foo']['fruits']), 3)
def test_op_copy_baz_list_bar(self):
"""Should copy the 'baz' list of fruits to 'foo' object."""
patches = [{"op": "copy", "from": "/2/baz", "path": "/0/foo/fruits"}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertEqual(len(jp.obj[2]['baz']), 3)
self.assertEqual(len(jp.obj[0]['foo']['fruits']), 3)
def test_op_move_foo_object_end_of_list(self):
"""Should move the 'three' member in 'foo' to the end of the 'baz' list."""
patches = [{"op": "move", "from": "/0/foo/three", "path": "/2/baz/-"}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertEqual(jp.obj[0]['foo'].get('three', 'DUMMY VALUE'),
'DUMMY VALUE')
self.assertEqual(jp.obj[2]['baz'][-1], 3)
def test_op_remove_baz_list_member(self):
"""Should remove the last fruit item from the 'baz' list."""
patches = [{"op": "remove", "path": "/2/baz/2"}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
for obj in jp.obj[2]['baz']:
self.assertNotEqual(obj['foo'], 'bananas')
self.assertNotEqual(obj['bar'], 'potatoes')
def test_op_replace_foo_three(self):
"""Should replace the value for the 'three' member in 'foo'."""
patches = [{
"op": "replace",
"path": "/0/foo/three",
"value": "booyah"
}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertEqual(jp.obj[0]['foo']['three'], 'booyah')
def test_op_copy_foo_three_bar_four(self):
"""Should copy the 'three' member in 'foo' to the 'bar' object."""
patches = [{
"op": "copy",
"from": "/0/foo/three",
"path": "/1/bar/four"
}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertEqual(jp.obj[0]['foo']['three'], 3)
self.assertEqual(jp.obj[1]['bar']['four'], 3)
def test_op_move_foo_three_bar_four(self):
"""Should move the 'three' property from 'foo' to 'bar'."""
patches = [{
"op": "move",
"from": "/0/foo/three",
"path": "/1/bar/four"
}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertEqual(jp.obj[0]['foo'].get('three', 'DUMMY VALUE'),
'DUMMY VALUE')
self.assertEqual(jp.obj[1]['bar']['four'], 3)
def test_op_add_object_end_of_list(self):
"""Should add a new last object to the 'baz' list."""
patches = [{
"op": "add",
"path": "/2/baz/-",
"value": {
"foo": "raspberries",
"bar": "blueberries"
}
}]
jp = JSONPatcher(self.sample_json, *patches)
changed = jp.patch()
self.assertTrue(changed)
self.assertDictEqual(jp.obj[2]['baz'][-1], patches[0]['value'])
def test_op_test_list_equal(self):
"""Should return True that two lists are equal."""
patches = [{
"op": "add",
"path": "/0/foo/compare",
"value": [1, 2, 3]
}, {
"op": "test",
"path": "/0/foo/compare",
"value": [1, 2, 3]
}]
jp = JSONPatcher(self.sample_json, *patches)
result = jp.patch()
self.assertTrue(result)
def test_op_move_fail_on_nonexistent(self):
"""Should raise an exception if moving a non-existent object member."""
patches = [{
"op": "move",
"from": "/0/foo/four",
"path": "/1/bar/four"
}]
jp = JSONPatcher(self.sample_json, *patches)
self.assertRaises(PathError, jp.patch)
def test_op_copy_fail_on_nonexistent_member(self):
"""Should raise an exception when copying a non-existent member."""
patches = [{
"op": "copy",
"from": "/1/bar/four",
"path": "/0/foo/fruits"
}]
jp = JSONPatcher(self.sample_json, *patches)
self.assertRaises(PathError, jp.patch)
def test_op_test_string_equal(self):
"""Should return True that two strings are equal."""
patches = [{"op": "test", "path": "/2/baz/0/foo", "value": "apples"}]
jp = JSONPatcher(self.sample_json, *patches)
result = jp.patch()
self.assertTrue(result)
def test_op_replace_fail_on_nonexistent_member(self):
"""Should raise an exception if replacing a non-existent object member."""
patches = [{"op": "replace", "path": "/0/foo/four", "value": 4}]
jp = JSONPatcher(self.sample_json, *patches)
self.assertRaises(PathError, jp.patch)
def test_op_test_wildcard_not_found(self):
"""Should return False on not finding an element with the given value."""
patches = [{"op": "test", "path": "/2/baz/*/bar", "value": "rocks"}]
jp = JSONPatcher(self.sample_json, *patches)
result = jp.patch()
self.assertFalse(result)
def test_op_test_wildcard(self):
"""Should find an element in the 'baz' list with the matching value."""
patches = [{"op": "test", "path": "/2/baz/*/foo", "value": "grapes"}]
jp = JSONPatcher(self.sample_json, *patches)
result = jp.patch()
self.assertTrue(result)
def test_op_test_number_unequal(self):
"""Should return False that two numbers are unequal."""
patches = [{"op": "test", "path": "/0/foo/one", "value": "bananas"}]
jp = JSONPatcher(self.sample_json, *patches)
result = jp.patch()
self.assertFalse(result)