python-json-patch/tests.py at master · jlquant/python-json-patch · GitHub

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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_make_patch_unicode(self):

""" Test if unicode keys and values are handled correctly """

src = {}

dst = {'\xee': '\xee'}

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)

python-json-patch/tests.py at master · jlquant/python-json-patch · GitHub

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