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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from __future__ import unicode_literals
import json
import doctest
import unittest
import jsonpatch
import jsonpointer
import sys
class ApplyPatchTestCase(unittest.TestCase):
def test_apply_patch_from_string(self):
obj = {'foo': 'bar'}
patch = '[{"op": "add", "path": "/baz", "value": "qux"}]'
res = jsonpatch.apply_patch(obj, patch)
self.assertTrue(obj is not res)
self.assertTrue('baz' in res)
self.assertEqual(res['baz'], 'qux')
def test_apply_patch_to_copy(self):
obj = {'foo': 'bar'}
res = jsonpatch.apply_patch(obj, [{'op': 'add', 'path': '/baz', 'value': 'qux'}])
self.assertTrue(obj is not res)
def test_apply_patch_to_same_instance(self):
obj = {'foo': 'bar'}
res = jsonpatch.apply_patch(obj, [{'op': 'add', 'path': '/baz', 'value': 'qux'}],
in_place=True)
self.assertTrue(obj is res)
def test_add_object_key(self):
obj = {'foo': 'bar'}
res = jsonpatch.apply_patch(obj, [{'op': 'add', 'path': '/baz', 'value': 'qux'}])
self.assertTrue('baz' in res)
self.assertEqual(res['baz'], 'qux')
def test_add_array_item(self):
obj = {'foo': ['bar', 'baz']}
res = jsonpatch.apply_patch(obj, [{'op': 'add', 'path': '/foo/1', 'value': 'qux'}])
self.assertEqual(res['foo'], ['bar', 'qux', 'baz'])
def test_remove_object_key(self):
obj = {'foo': 'bar', 'baz': 'qux'}
res = jsonpatch.apply_patch(obj, [{'op': 'remove', 'path': '/baz'}])
self.assertTrue('baz' not in res)
def test_remove_array_item(self):
obj = {'foo': ['bar', 'qux', 'baz']}
res = jsonpatch.apply_patch(obj, [{'op': 'remove', 'path': '/foo/1'}])
self.assertEqual(res['foo'], ['bar', 'baz'])
def test_replace_object_key(self):
obj = {'foo': 'bar', 'baz': 'qux'}
res = jsonpatch.apply_patch(obj, [{'op': 'replace', 'path': '/baz', 'value': 'boo'}])
self.assertTrue(res['baz'], 'boo')
def test_replace_whole_document(self):
obj = {'foo': 'bar'}
res = jsonpatch.apply_patch(obj, [{'op': 'replace', 'path': '', 'value': {'baz': 'qux'}}])
self.assertTrue(res['baz'], 'qux')
def test_add_replace_whole_document(self):
obj = {'foo': 'bar'}
new_obj = {'baz': 'qux'}
res = jsonpatch.apply_patch(obj, [{'op': 'add', 'path': '', 'value': new_obj}])
self.assertTrue(res, new_obj)
def test_replace_array_item(self):
obj = {'foo': ['bar', 'qux', 'baz']}
res = jsonpatch.apply_patch(obj, [{'op': 'replace', 'path': '/foo/1',
'value': 'boo'}])
self.assertEqual(res['foo'], ['bar', 'boo', 'baz'])
def test_move_object_keyerror(self):
obj = {'foo': {'bar': 'baz'},
'qux': {'corge': 'grault'}}
patch_obj = [ {'op': 'move', 'from': '/foo/non-existent', 'path': '/qux/thud'} ]
self.assertRaises(jsonpatch.JsonPatchConflict, jsonpatch.apply_patch, obj, patch_obj)
def test_move_object_key(self):
obj = {'foo': {'bar': 'baz', 'waldo': 'fred'},
'qux': {'corge': 'grault'}}
res = jsonpatch.apply_patch(obj, [{'op': 'move', 'from': '/foo/waldo',
'path': '/qux/thud'}])
self.assertEqual(res, {'qux': {'thud': 'fred', 'corge': 'grault'},
'foo': {'bar': 'baz'}})
def test_move_array_item(self):
obj = {'foo': ['all', 'grass', 'cows', 'eat']}
res = jsonpatch.apply_patch(obj, [{'op': 'move', 'from': '/foo/1', 'path': '/foo/3'}])
self.assertEqual(res, {'foo': ['all', 'cows', 'eat', 'grass']})
def test_move_array_item_into_other_item(self):
obj = [{"foo": []}, {"bar": []}]
patch = [{"op": "move", "from": "/0", "path": "/0/bar/0"}]
res = jsonpatch.apply_patch(obj, patch)
self.assertEqual(res, [{'bar': [{"foo": []}]}])
def test_copy_object_keyerror(self):
obj = {'foo': {'bar': 'baz'},
'qux': {'corge': 'grault'}}
patch_obj = [{'op': 'copy', 'from': '/foo/non-existent', 'path': '/qux/thud'}]
self.assertRaises(jsonpatch.JsonPatchConflict, jsonpatch.apply_patch, obj, patch_obj)
def test_copy_object_key(self):
obj = {'foo': {'bar': 'baz', 'waldo': 'fred'},
'qux': {'corge': 'grault'}}
res = jsonpatch.apply_patch(obj, [{'op': 'copy', 'from': '/foo/waldo',
'path': '/qux/thud'}])
self.assertEqual(res, {'qux': {'thud': 'fred', 'corge': 'grault'},
'foo': {'bar': 'baz', 'waldo': 'fred'}})
def test_copy_array_item(self):
obj = {'foo': ['all', 'grass', 'cows', 'eat']}
res = jsonpatch.apply_patch(obj, [{'op': 'copy', 'from': '/foo/1', 'path': '/foo/3'}])
self.assertEqual(res, {'foo': ['all', 'grass', 'cows', 'grass', 'eat']})
def test_copy_mutable(self):
""" test if mutable objects (dicts and lists) are copied by value """
obj = {'foo': [{'bar': 42}, {'baz': 3.14}], 'boo': []}
# copy object somewhere
res = jsonpatch.apply_patch(obj, [{'op': 'copy', 'from': '/foo/0', 'path': '/boo/0' }])
self.assertEqual(res, {'foo': [{'bar': 42}, {'baz': 3.14}], 'boo': [{'bar': 42}]})
# modify original object
res = jsonpatch.apply_patch(res, [{'op': 'add', 'path': '/foo/0/zoo', 'value': 255}])
# check if that didn't modify the copied object
self.assertEqual(res['boo'], [{'bar': 42}])
def test_test_success(self):
obj = {'baz': 'qux', 'foo': ['a', 2, 'c']}
jsonpatch.apply_patch(obj, [{'op': 'test', 'path': '/baz', 'value': 'qux'},
{'op': 'test', 'path': '/foo/1', 'value': 2}])
def test_test_whole_obj(self):
obj = {'baz': 1}
jsonpatch.apply_patch(obj, [{'op': 'test', 'path': '', 'value': obj}])
def test_test_error(self):
obj = {'bar': 'qux'}
self.assertRaises(jsonpatch.JsonPatchTestFailed,
jsonpatch.apply_patch,
obj, [{'op': 'test', 'path': '/bar', 'value': 'bar'}])
def test_test_not_existing(self):
obj = {'bar': 'qux'}
self.assertRaises(jsonpatch.JsonPatchTestFailed,
jsonpatch.apply_patch,
obj, [{'op': 'test', 'path': '/baz', 'value': 'bar'}])
def test_test_noval_existing(self):
obj = {'bar': 'qux'}
self.assertRaises(jsonpatch.InvalidJsonPatch,
jsonpatch.apply_patch,
obj, [{'op': 'test', 'path': '/bar'}])
def test_test_noval_not_existing(self):
obj = {'bar': 'qux'}
self.assertRaises(jsonpatch.JsonPatchTestFailed,
jsonpatch.apply_patch,
obj, [{'op': 'test', 'path': '/baz'}])
def test_test_noval_not_existing_nested(self):
obj = {'bar': {'qux': 2}}
self.assertRaises(jsonpatch.JsonPatchTestFailed,
jsonpatch.apply_patch,
obj, [{'op': 'test', 'path': '/baz/qx'}])
def test_unrecognized_element(self):
obj = {'foo': 'bar', 'baz': 'qux'}
res = jsonpatch.apply_patch(obj, [{'op': 'replace', 'path': '/baz', 'value': 'boo', 'foo': 'ignore'}])
self.assertTrue(res['baz'], 'boo')
def test_append(self):
obj = {'foo': [1, 2]}
res = jsonpatch.apply_patch(obj, [
{'op': 'add', 'path': '/foo/-', 'value': 3},
{'op': 'add', 'path': '/foo/-', 'value': 4},
])
self.assertEqual(res['foo'], [1, 2, 3, 4])
class EqualityTestCase(unittest.TestCase):
def test_patch_equality(self):
patch1 = jsonpatch.JsonPatch([{ "op": "add", "path": "/a/b/c", "value": "foo" }])
patch2 = jsonpatch.JsonPatch([{ "path": "/a/b/c", "op": "add", "value": "foo" }])
self.assertEqual(patch1, patch2)
def test_patch_unequal(self):
patch1 = jsonpatch.JsonPatch([{'op': 'test', 'path': '/test'}])
patch2 = jsonpatch.JsonPatch([{'op': 'test', 'path': '/test1'}])
self.assertNotEqual(patch1, patch2)
def test_patch_hash_equality(self):
patch1 = jsonpatch.JsonPatch([{ "op": "add", "path": "/a/b/c", "value": "foo" }])
patch2 = jsonpatch.JsonPatch([{ "path": "/a/b/c", "op": "add", "value": "foo" }])
self.assertEqual(hash(patch1), hash(patch2))
def test_patch_hash_unequal(self):
patch1 = jsonpatch.JsonPatch([{'op': 'test', 'path': '/test'}])
patch2 = jsonpatch.JsonPatch([{'op': 'test', 'path': '/test1'}])
self.assertNotEqual(hash(patch1), hash(patch2))
def test_patch_neq_other_objs(self):
p = [{'op': 'test', 'path': '/test'}]
patch = jsonpatch.JsonPatch(p)
# a patch will always compare not-equal to objects of other types
self.assertFalse(patch == p)
self.assertFalse(patch == None)
# also a patch operation will always compare
# not-equal to objects of other types
op = jsonpatch.PatchOperation(p[0])
self.assertFalse(op == p[0])
self.assertFalse(op == None)
def test_str(self):
patch_obj = [ { "op": "add", "path": "/child", "value": { "grandchild": { } } } ]
patch = jsonpatch.JsonPatch(patch_obj)
self.assertEqual(json.dumps(patch_obj), str(patch))
self.assertEqual(json.dumps(patch_obj), patch.to_string())
class MakePatchTestCase(unittest.TestCase):
def test_apply_patch_to_copy(self):
src = {'foo': 'bar', 'boo': 'qux'}
dst = {'baz': 'qux', 'foo': 'boo'}
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertTrue(src is not res)
def test_apply_patch_to_same_instance(self):
src = {'foo': 'bar', 'boo': 'qux'}
dst = {'baz': 'qux', 'foo': 'boo'}
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src, in_place=True)
self.assertTrue(src is res)
def test_objects(self):
src = {'foo': 'bar', 'boo': 'qux'}
dst = {'baz': 'qux', 'foo': 'boo'}
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_arrays(self):
src = {'numbers': [1, 2, 3], 'other': [1, 3, 4, 5]}
dst = {'numbers': [1, 3, 4, 5], 'other': [1, 3, 4]}
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_complex_object(self):
src = {'data': [
{'foo': 1}, {'bar': [1, 2, 3]}, {'baz': {'1': 1, '2': 2}}
]}
dst = {'data': [
{'foo': [42]}, {'bar': []}, {'baz': {'boo': 'oom!'}}
]}
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_array_add_remove(self):
# see https://github.com/stefankoegl/python-json-patch/issues/4
src = {'numbers': [], 'other': [1, 5, 3, 4]}
dst = {'numbers': [1, 3, 4, 5], 'other': []}
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_add_nested(self):
# see http://tools.ietf.org/html/draft-ietf-appsawg-json-patch-03#appendix-A.10
src = {"foo": "bar"}
patch_obj = [ { "op": "add", "path": "/child", "value": { "grandchild": { } } } ]
res = jsonpatch.apply_patch(src, patch_obj)
expected = { "foo": "bar",
"child": { "grandchild": { } }
}
self.assertEqual(expected, res)
def test_should_just_add_new_item_not_rebuild_all_list(self):
src = {'foo': [1, 2, 3]}
dst = {'foo': [3, 1, 2, 3]}
patch = list(jsonpatch.make_patch(src, dst))
self.assertEqual(len(patch), 1)
self.assertEqual(patch[0]['op'], 'add')
res = jsonpatch.apply_patch(src, patch)
self.assertEqual(res, dst)
def test_use_replace_instead_of_remove_add(self):
src = {'foo': [1, 2, 3]}
dst = {'foo': [3, 2, 3]}
patch = list(jsonpatch.make_patch(src, dst))
self.assertEqual(len(patch), 1)
self.assertEqual(patch[0]['op'], 'replace')
res = jsonpatch.apply_patch(src, patch)
self.assertEqual(res, dst)
def test_use_move_instead_of_remove_add(self):
src = {'foo': [4, 1, 2, 3]}
dst = {'foo': [1, 2, 3, 4]}
patch = list(jsonpatch.make_patch(src, dst))
self.assertEqual(len(patch), 1)
self.assertEqual(patch[0]['op'], 'move')
res = jsonpatch.apply_patch(src, patch)
self.assertEqual(res, dst)
def test_use_move_instead_of_add_remove(self):
src = {'foo': [1, 2, 3]}
dst = {'foo': [3, 1, 2]}
patch = list(jsonpatch.make_patch(src, dst))
self.assertEqual(len(patch), 1)
self.assertEqual(patch[0]['op'], 'move')
res = jsonpatch.apply_patch(src, patch)
self.assertEqual(res, dst)
def test_escape(self):
src = {"x/y": 1}
dst = {"x/y": 2}
patch = jsonpatch.make_patch(src, dst)
self.assertEqual([{"path": "/x~1y", "value": 2, "op": "replace"}], patch.patch)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_root_list(self):
""" Test making and applying a patch of the root is a list """
src = [{'foo': 'bar', 'boo': 'qux'}]
dst = [{'baz': 'qux', 'foo': 'boo'}]
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_fail_prone_list_1(self):
""" Test making and applying a patch of the root is a list """
src = [u'a', u'r', u'b']
dst = [u'b', u'o']
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_fail_prone_list_2(self):
""" Test making and applying a patch of the root is a list """
src = [u'a', u'r', u'b', u'x', u'm', u'n']
dst = [u'b', u'o', u'm', u'n']
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_fail_prone_list_3(self):
""" Test making and applying a patch of the root is a list """
src = [u'boo1', u'bar', u'foo1', u'qux']
dst = [u'qux', u'bar']
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
def test_fail_prone_list_4(self):
""" Test making and applying a patch of the root is a list """
src = [u'bar1', 59, u'foo1', u'foo']
dst = [u'foo', u'bar', u'foo1']
patch = jsonpatch.make_patch(src, dst)
res = patch.apply(src)
self.assertEqual(res, dst)
class InvalidInputTests(unittest.TestCase):
def test_missing_op(self):
# an "op" member is required
src = {"foo": "bar"}
patch_obj = [ { "path": "/child", "value": { "grandchild": { } } } ]
self.assertRaises(jsonpatch.JsonPatchException, jsonpatch.apply_patch, src, patch_obj)
def test_invalid_op(self):
# "invalid" is not a valid operation
src = {"foo": "bar"}
patch_obj = [ { "op": "invalid", "path": "/child", "value": { "grandchild": { } } } ]
self.assertRaises(jsonpatch.JsonPatchException, jsonpatch.apply_patch, src, patch_obj)
class ConflictTests(unittest.TestCase):
def test_remove_indexerror(self):
src = {"foo": [1, 2]}
patch_obj = [ { "op": "remove", "path": "/foo/10"} ]
self.assertRaises(jsonpatch.JsonPatchConflict, jsonpatch.apply_patch, src, patch_obj)
def test_remove_keyerror(self):
src = {"foo": [1, 2]}
patch_obj = [ { "op": "remove", "path": "/foo/b"} ]
self.assertRaises(jsonpointer.JsonPointerException, jsonpatch.apply_patch, src, patch_obj)
def test_remove_keyerror_dict(self):
src = {'foo': {'bar': 'barz'}}
patch_obj = [ { "op": "remove", "path": "/foo/non-existent"} ]
self.assertRaises(jsonpatch.JsonPatchConflict, jsonpatch.apply_patch, src, patch_obj)
def test_insert_oob(self):
src = {"foo": [1, 2]}
patch_obj = [ { "op": "add", "path": "/foo/10", "value": 1} ]
self.assertRaises(jsonpatch.JsonPatchConflict, jsonpatch.apply_patch, src, patch_obj)
def test_move_into_child(self):
src = {"foo": {"bar": {"baz": 1}}}
patch_obj = [ { "op": "move", "from": "/foo", "path": "/foo/bar" } ]
self.assertRaises(jsonpatch.JsonPatchException, jsonpatch.apply_patch, src, patch_obj)
def test_replace_oob(self):
src = {"foo": [1, 2]}
patch_obj = [ { "op": "replace", "path": "/foo/10", "value": 10} ]
self.assertRaises(jsonpatch.JsonPatchConflict, jsonpatch.apply_patch, src, patch_obj)
def test_replace_missing(self):
src = {"foo": 1}
patch_obj = [ { "op": "replace", "path": "/bar", "value": 10} ]
self.assertRaises(jsonpatch.JsonPatchConflict, jsonpatch.apply_patch, src, patch_obj)
modules = ['jsonpatch']
def get_suite():
suite = unittest.TestSuite()
suite.addTest(doctest.DocTestSuite(jsonpatch))
suite.addTest(unittest.makeSuite(ApplyPatchTestCase))
suite.addTest(unittest.makeSuite(EqualityTestCase))
suite.addTest(unittest.makeSuite(MakePatchTestCase))
suite.addTest(unittest.makeSuite(InvalidInputTests))
suite.addTest(unittest.makeSuite(ConflictTests))
return suite
suite = get_suite()
for module in modules:
m = __import__(module, fromlist=[module])
suite.addTest(doctest.DocTestSuite(m))
runner = unittest.TextTestRunner(verbosity=1)
result = runner.run(suite)
if not result.wasSuccessful():
sys.exit(1)
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