diff options
Diffstat (limited to 'tests/unit/network_services/helpers')
| -rw-r--r-- | tests/unit/network_services/helpers/test_iniparser.py | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/tests/unit/network_services/helpers/test_iniparser.py b/tests/unit/network_services/helpers/test_iniparser.py new file mode 100644 index 000000000..bd27b497e --- /dev/null +++ b/tests/unit/network_services/helpers/test_iniparser.py @@ -0,0 +1,225 @@ +# Copyright (c) 2017 Intel Corporation +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +from __future__ import absolute_import + +import unittest +from contextlib import contextmanager +import mock + +from tests.unit import STL_MOCKS + + +STLClient = mock.MagicMock() +stl_patch = mock.patch.dict("sys.modules", STL_MOCKS) +stl_patch.start() + +if stl_patch: + from yardstick.network_services.helpers.iniparser import ParseError + from yardstick.network_services.helpers.iniparser import LineParser + from yardstick.network_services.helpers.iniparser import BaseParser + from yardstick.network_services.helpers.iniparser import ConfigParser + +PARSE_TEXT_1 = """\ + +[section1] +key1=value1 +list1: value2 + value3 + value4 +key3='single quote value' ; comment here +key4= + +[section2] ; comment with #2 other symbol +# here is a comment line +list2: value5 +key with no value # mixed comment ; symbols +; another comment line +key5= + +[section1] ; reopen a section! +key2="double quote value" +""" + +PARSE_TEXT_2 = """\ +[section1] +list1 = item1 + item2 + ended by eof""" + +PARSE_TEXT_BAD_1 = """\ +key1=value1 +""" + +PARSE_TEXT_BAD_2 = """\ +[section1 +""" + +PARSE_TEXT_BAD_3 = """\ +[] +""" + +PARSE_TEXT_BAD_4 = """\ +[section1] + bad continuation +""" + +PARSE_TEXT_BAD_5 = """\ +[section1] +=value with no key +""" + + +class TestParseError(unittest.TestCase): + + def test___str__(self): + error = ParseError('a', 2, 'c') + self.assertEqual(str(error), "at line 2, a: 'c'") + + +class TestLineParser(unittest.TestCase): + + def test___repr__(self): + line_parser = LineParser('', 101) + self.assertIsNotNone(repr(line_parser)) + + def test_error_invalid_assignment(self): + line_parser = LineParser('', 101) + self.assertIsNotNone(line_parser.error_invalid_assignment()) + + +class TestBaseParser(unittest.TestCase): + + @staticmethod + def make_open(text_blob): + @contextmanager + def internal_open(*args, **kwargs): + yield text_blob.split('\n') + + return internal_open + + def test_parse(self): + parser = BaseParser() + parser.parse() + + def test_parse_empty_string(self): + parser = BaseParser() + self.assertIsNone(parser.parse('')) + + def test_not_implemented_methods(self): + parser = BaseParser() + + with self.assertRaises(NotImplementedError): + parser.assignment('key', 'value', LineParser('', 100)) + + with self.assertRaises(NotImplementedError): + parser.new_section('section') + + with self.assertRaises(NotImplementedError): + parser.comment('comment') + + +class TestConfigParser(unittest.TestCase): + + @staticmethod + def make_open(text_blob): + @contextmanager + def internal_open(*args, **kwargs): + yield text_blob.split('\n') + + return internal_open + + @mock.patch('yardstick.network_services.helpers.iniparser.open') + def test_parse(self, mock_open): + mock_open.side_effect = self.make_open(PARSE_TEXT_1) + + existing_data = [['section0', [['key0', 'value0']]]] + config_parser = ConfigParser('my_file', existing_data) + config_parser.parse() + + expected = [ + [ + 'section0', + [ + ['key0', 'value0'], + ], + ], + [ + 'section1', + [ + ['key1', 'value1'], + ['list1', 'value2\nvalue3\nvalue4'], + ['key3', 'single quote value'], + ['key4', ''], + ['key2', 'double quote value'], + ], + ], + [ + 'section2', + [ + ['list2', 'value5'], + ['key with no value', '@'], + ['key5', ''], + ], + ], + ] + + self.assertEqual(config_parser.sections, expected) + self.assertIsNotNone(config_parser.find_section('section1')) + self.assertIsNone(config_parser.find_section('section3')) + self.assertEqual(config_parser.find_section_index('section1'), 1) + self.assertEqual(config_parser.find_section_index('section3'), -1) + + @mock.patch('yardstick.network_services.helpers.iniparser.open') + def test_parse_2(self, mock_open): + mock_open.side_effect = self.make_open(PARSE_TEXT_2) + + config_parser = ConfigParser('my_file') + config_parser.parse() + + expected = [ + [ + 'section1', + [ + ['list1', 'item1\nitem2\nended by eof'], + ], + ], + ] + + self.assertEqual(config_parser.sections, expected) + + @mock.patch('yardstick.network_services.helpers.iniparser.open') + def test_parse_negative(self, mock_open): + bad_text_dict = { + 'no section': PARSE_TEXT_BAD_1, + 'incomplete section': PARSE_TEXT_BAD_2, + 'empty section name': PARSE_TEXT_BAD_3, + 'bad_continuation': PARSE_TEXT_BAD_4, + 'value with no key': PARSE_TEXT_BAD_5, + } + + for bad_reason, bad_text in bad_text_dict.items(): + mock_open.side_effect = self.make_open(bad_text) + + config_parser = ConfigParser('my_file', []) + + try: + # TODO: replace with assertRaises, when the UT framework supports + # advanced messages when exceptions fail to occur + config_parser.parse() + except ParseError: + pass + else: + self.fail('\n'.join([bad_reason, bad_text, str(config_parser.sections)])) |