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# -*- coding: utf-8 -*-
from parse_type import TypeBuilder
from enum import Enum
try:
import unittest2 as unittest
except ImportError:
import unittest
# -----------------------------------------------------------------------------
# TEST SUPPORT FOR: TypeBuilder Tests
# -----------------------------------------------------------------------------
# -- PROOF-OF-CONCEPT DATATYPE:
def parse_number(text):
return int(text)
parse_number.pattern = r"\d+" # Provide better regexp pattern than default.
parse_number.name = "Number" # For testing only.
# -- ENUM DATATYPE:
parse_yesno = TypeBuilder.make_enum({
"yes": True, "no": False,
"on": True, "off": False,
"true": True, "false": False,
})
parse_yesno.name = "YesNo" # For testing only.
# -- ENUM CLASS:
class Color(Enum):
red = 1
green = 2
blue = 3
parse_color = TypeBuilder.make_enum(Color)
parse_color.name = "Color"
# -- CHOICE DATATYPE:
parse_person_choice = TypeBuilder.make_choice(["Alice", "Bob", "Charly"])
parse_person_choice.name = "PersonChoice" # For testing only.
# -----------------------------------------------------------------------------
# ABSTRACT TEST CASE:
# -----------------------------------------------------------------------------
class TestCase(unittest.TestCase):
# -- PYTHON VERSION BACKWARD-COMPATIBILTY:
if not hasattr(unittest.TestCase, "assertIsNone"):
def assertIsNone(self, obj, msg=None):
self.assert_(obj is None, msg)
def assertIsNotNone(self, obj, msg=None):
self.assert_(obj is not None, msg)
class ParseTypeTestCase(TestCase):
"""
Common test case base class for :mod:`parse_type` tests.
"""
def assert_match(self, parser, text, param_name, expected):
"""
Check that a parser can parse the provided text and extracts the
expected value for a parameter.
:param parser: Parser to use
:param text: Text to parse
:param param_name: Name of parameter
:param expected: Expected value of parameter.
:raise: AssertionError on failures.
"""
result = parser.parse(text)
self.assertIsNotNone(result)
self.assertEqual(result[param_name], expected)
def assert_mismatch(self, parser, text, param_name=None):
"""
Check that a parser cannot extract the parameter from the provided text.
A parse mismatch has occured.
:param parser: Parser to use
:param text: Text to parse
:param param_name: Name of parameter
:raise: AssertionError on failures.
"""
result = parser.parse(text)
self.assertIsNone(result)
def ensure_can_parse_all_enum_values(self, parser, type_converter,
schema, name):
# -- ENSURE: Known enum values are correctly extracted.
for value_name, value in type_converter.mappings.items():
text = schema % value_name
self.assert_match(parser, text, name, value)
def ensure_can_parse_all_choices(self, parser, type_converter, schema, name):
transform = getattr(type_converter, "transform", None)
for choice_value in type_converter.choices:
text = schema % choice_value
expected_value = choice_value
if transform:
assert callable(transform)
expected_value = transform(choice_value)
self.assert_match(parser, text, name, expected_value)
def ensure_can_parse_all_choices2(self, parser, type_converter, schema, name):
transform = getattr(type_converter, "transform", None)
for index, choice_value in enumerate(type_converter.choices):
text = schema % choice_value
if transform:
assert callable(transform)
expected_value = (index, transform(choice_value))
else:
expected_value = (index, choice_value)
self.assert_match(parser, text, name, expected_value)
# Copyright (c) 2012-2013 by Jens Engel (https://github/jenisys/parse_type)
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
|
