# Path: xclib/postfix_io.py
# class postfix_io:
#     @classmethod
#     def read_request(cls, infd, outfd):
#         # "for line in sys.stdin:" would be more concise but adds unwanted buffering
#         while True:
#             line = infd.readline()
#             if not line:
#                 break
#             line = line.rstrip("\r\n")
#             match = re.match('^get ([^\000- @%]+)@([^\000- @%]+)$', line)
#             if match:
#                 yield ('isuser',) + match.group(1,2)
#             elif line == 'quit':
#                 yield ('quit',)
#             else:
#                 logging.error('Illegal request format: ' + line)
#                 outfd.write('500 Illegal request format\n')
#                 outfd.flush()
# 
#     @classmethod
#     def write_response(cls, flag, outfd):
#         if flag == None:
#             outfd.write('400 Trouble connecting to backend\n')
#         elif flag:
#             outfd.write('200 OK\n')
#         else:
#             outfd.write('500 No such user\n')
#         outfd.flush()
# 
# Path: xclib/tests/iostub.py
# class iostub:
#     def stub_stdin(testcase_inst, inputs, ioclass=io.StringIO):
#         stdin = sys.stdin
# 
#         def cleanup():
#             sys.stdin = stdin
# 
#         testcase_inst.addCleanup(cleanup)
#         sys.stdin = ioclass(inputs)
#         if ioclass == io.BytesIO:
#             # Fake 'buffer' variable
#             sys.stdin.buffer = sys.stdin
# 
#     def stub_stdout(testcase_inst, ioclass=io.StringIO):
#         stdout = sys.stdout
# 
#         def cleanup():
#             sys.stdout = stdout
# 
#         testcase_inst.addCleanup(cleanup)
#         sys.stdout = ioclass()
#         if ioclass == io.BytesIO:
#             # Fake 'buffer' variable
#             sys.stdout.buffer = sys.stdout
# 
#     def stub_stdouts(testcase_inst, ioclass=io.StringIO):
#         stderr = sys.stderr
#         stdout = sys.stdout
# 
#         def cleanup():
#             sys.stderr = stderr
#             sys.stdout = stdout
# 
#         testcase_inst.addCleanup(cleanup)
#         sys.stderr = ioclass()
#         sys.stdout = ioclass()
#         if ioclass == io.BytesIO:
#             # Fake 'buffer' variable
#             sys.stdout.buffer = sys.stdout
#             sys.stderr.buffer = sys.stderr


import sys
import unittest
from xclib.postfix_io import postfix_io
from xclib.tests.iostub import iostub
    def test_input(self):
        self.stub_stdin('get success@jsxc.ch\n' +
            'get succ2@jsxc.org\n')
        tester = iter(postfix_io.read_request(sys.stdin, sys.stdout))
        output = next(tester)
        self.assertEqual(output, ('isuser', 'success', 'jsxc.ch'))
        output = next(tester)
        self.assertEqual(output, ('isuser', 'succ2', 'jsxc.org'))
        self.assertRaises(StopIteration, next, tester)

    def test_input_ignore(self):
        self.stub_stdin('get success@jsxc.ch\n' +
            'get ignore@@jsxc.ch\n' +
            'get succ2@jsxc.org\n')
        self.stub_stdouts()
        tester = iter(postfix_io.read_request(sys.stdin, sys.stdout))
        output = next(tester)
        self.assertEqual(output, ('isuser', 'success', 'jsxc.ch'))
        output = next(tester)
        self.assertEqual(sys.stdout.getvalue()[0:4], '500 ')
        self.assertEqual(output, ('isuser', 'succ2', 'jsxc.org'))
        self.assertRaises(StopIteration, next, tester)

    def test_output_false(self):
        self.stub_stdout()
        postfix_io.write_response(False, sys.stdout)
        self.assertEqual(sys.stdout.getvalue()[0:4], '500 ')

    def test_output_true(self):
        self.stub_stdout()

# Path: xclib/postfix_io.py
# class postfix_io:
#     @classmethod
#     def read_request(cls, infd, outfd):
#         # "for line in sys.stdin:" would be more concise but adds unwanted buffering
#         while True:
#             line = infd.readline()
#             if not line:
#                 break
#             line = line.rstrip("\r\n")
#             match = re.match('^get ([^\000- @%]+)@([^\000- @%]+)$', line)
#             if match:
#                 yield ('isuser',) + match.group(1,2)
#             elif line == 'quit':
#                 yield ('quit',)
#             else:
#                 logging.error('Illegal request format: ' + line)
#                 outfd.write('500 Illegal request format\n')
#                 outfd.flush()
# 
#     @classmethod
#     def write_response(cls, flag, outfd):
#         if flag == None:
#             outfd.write('400 Trouble connecting to backend\n')
#         elif flag:
#             outfd.write('200 OK\n')
#         else:
#             outfd.write('500 No such user\n')
#         outfd.flush()
# 
# Path: xclib/tests/iostub.py
# class iostub:
#     def stub_stdin(testcase_inst, inputs, ioclass=io.StringIO):
#         stdin = sys.stdin
# 
#         def cleanup():
#             sys.stdin = stdin
# 
#         testcase_inst.addCleanup(cleanup)
#         sys.stdin = ioclass(inputs)
#         if ioclass == io.BytesIO:
#             # Fake 'buffer' variable
#             sys.stdin.buffer = sys.stdin
# 
#     def stub_stdout(testcase_inst, ioclass=io.StringIO):
#         stdout = sys.stdout
# 
#         def cleanup():
#             sys.stdout = stdout
# 
#         testcase_inst.addCleanup(cleanup)
#         sys.stdout = ioclass()
#         if ioclass == io.BytesIO:
#             # Fake 'buffer' variable
#             sys.stdout.buffer = sys.stdout
# 
#     def stub_stdouts(testcase_inst, ioclass=io.StringIO):
#         stderr = sys.stderr
#         stdout = sys.stdout
# 
#         def cleanup():
#             sys.stderr = stderr
#             sys.stdout = stdout
# 
#         testcase_inst.addCleanup(cleanup)
#         sys.stderr = ioclass()
#         sys.stdout = ioclass()
#         if ioclass == io.BytesIO:
#             # Fake 'buffer' variable
#             sys.stdout.buffer = sys.stdout
#             sys.stderr.buffer = sys.stderr


# Path: xclib/tests/23_postfix_test.py
import sys
import unittest
from xclib.postfix_io import postfix_io
from xclib.tests.iostub import iostub

    def test_input(self):
        self.stub_stdin('get success@jsxc.ch\n' +
            'get succ2@jsxc.org\n')
        tester = iter(postfix_io.read_request(sys.stdin, sys.stdout))
        output = next(tester)
        self.assertEqual(output, ('isuser', 'success', 'jsxc.ch'))
        output = next(tester)
        self.assertEqual(output, ('isuser', 'succ2', 'jsxc.org'))
        self.assertRaises(StopIteration, next, tester)

    def test_input_ignore(self):
        self.stub_stdin('get success@jsxc.ch\n' +
            'get ignore@@jsxc.ch\n' +
            'get succ2@jsxc.org\n')
        self.stub_stdouts()
        tester = iter(postfix_io.read_request(sys.stdin, sys.stdout))
        output = next(tester)
        self.assertEqual(output, ('isuser', 'success', 'jsxc.ch'))
        output = next(tester)
        self.assertEqual(sys.stdout.getvalue()[0:4], '500 ')
        self.assertEqual(output, ('isuser', 'succ2', 'jsxc.org'))
        self.assertRaises(StopIteration, next, tester)

    def test_output_false(self):
        self.stub_stdout()
        postfix_io.write_response(False, sys.stdout)
        self.assertEqual(sys.stdout.getvalue()[0:4], '500 ')

    def test_output_true(self):
        self.stub_stdout()

        postfix_io.write_response(True, sys.stdout)