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#!/usr/bin/env python

# -*- coding: utf-8 -*-

#

# python-json-patch - An implementation of the JSON Patch format

# https://github.com/stefankoegl/python-json-patch

#

# Copyright (c) 2011 Stefan Kögl <stefan@skoegl.net>

# All rights reserved.

#

# Redistribution and use in source and binary forms, with or without

# modification, are permitted provided that the following conditions

# are met:

#

# 1. Redistributions of source code must retain the above copyright

# notice, this list of conditions and the following disclaimer.

# 2. Redistributions in binary form must reproduce the above copyright

# notice, this list of conditions and the following disclaimer in the

# documentation and/or other materials provided with the distribution.

# 3. The name of the author may not be used to endorse or promote products

# derived from this software without specific prior written permission.

#

# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#

""" Script to run external tests, eg from

https://github.com/json-patch/json-patch-tests """

import doctest

import unittest

import jsonpatch

import sys

class TestCaseTemplate(unittest.TestCase):

""" A generic test case for running external tests """

def _test(self, test):

if not 'doc' in test or not 'patch' in test:

# incomplete

return

if test.get('disabled', False):

# test is disabled

return

if 'error' in test:

self.assertRaises(

(jsonpatch.JsonPatchException, jsonpatch.JsonPointerException),

jsonpatch.apply_patch, test['doc'], test['patch']

)

else:

try:

res = jsonpatch.apply_patch(test['doc'], test['patch'])

except jsonpatch.JsonPatchException as jpe:

raise Exception(test.get('comment', '')) from jpe

# if there is no 'expected' we only verify that applying the patch

# does not raies an exception

if 'expected' in test:

self.assertEquals(res, test['expected'], test.get('comment', ''))

def make_test_case(tests):

class MyTestCase(TestCaseTemplate):

pass

for n, test in enumerate(tests):

add_test_method(MyTestCase, 'test_%d' % n, test)

return MyTestCase

def add_test_method(cls, name, test):

setattr(cls, name, lambda self: self._test(test))

modules = ['jsonpatch']

coverage_modules = []

def get_suite(filenames):

suite = unittest.TestSuite()

for testfile in filenames:

with open(testfile) as f:

# we use the (potentially) patched version of json.load here

tests = jsonpatch.json.load(f)

cls = make_test_case(tests)

suite.addTest(unittest.makeSuite(cls))

return suite

suite = get_suite(sys.argv[1:])

for module in modules:

m = __import__(module, fromlist=[module])

coverage_modules.append(m)

suite.addTest(doctest.DocTestSuite(m))

runner = unittest.TextTestRunner(verbosity=1)

try:

import coverage

cov = coverage.Coverage()

except ImportError:

cov = None

if cov is not None:

cov.erase()

cov.start()

result = runner.run(suite)

if not result.wasSuccessful():

sys.exit(1)

if cov is not None:

cov.stop()

cov.report(coverage_modules)

cov.erase()

if cov is None:

sys.stderr.write("""

No coverage reporting done (Python module "coverage" is missing)

Please install the python-coverage package to get coverage reporting.

""")

sys.stderr.flush()