| # Copyright 2019 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| """Unit tests for extended_attributes.py.""" |
| |
| import unittest |
| |
| from .extended_attribute import ExtendedAttribute |
| from .extended_attribute import ExtendedAttributes |
| |
| |
| class TestableExtendedAttribute(ExtendedAttribute): |
| FORM_NO_ARGS = ExtendedAttribute._FORM_NO_ARGS |
| FORM_IDENT = ExtendedAttribute._FORM_IDENT |
| FORM_IDENT_LIST = ExtendedAttribute._FORM_IDENT_LIST |
| FORM_ARG_LIST = ExtendedAttribute._FORM_ARG_LIST |
| FORM_NAMED_ARG_LIST = ExtendedAttribute._FORM_NAMED_ARG_LIST |
| |
| def __init__(self, key, values=None, arguments=None, name=None): |
| super(TestableExtendedAttribute, self).__init__( |
| key=key, values=values, arguments=arguments, name=name) |
| |
| @property |
| def format(self): |
| return self._format |
| |
| |
| class ExtendedAttributeTest(unittest.TestCase): |
| def test_attribute_create(self): |
| # NoArgs |
| attr = TestableExtendedAttribute(key='Foo') |
| self.assertEqual(attr.format, TestableExtendedAttribute.FORM_NO_ARGS) |
| self.assertEqual(attr.key, 'Foo') |
| self.assertEqual(attr.value, None) |
| self.assertEqual(attr.values, ()) |
| with self.assertRaises(ValueError): |
| _ = attr.arguments |
| with self.assertRaises(ValueError): |
| _ = attr.name |
| |
| # Ident |
| attr = TestableExtendedAttribute(key='Bar', values='Val') |
| self.assertEqual(attr.format, TestableExtendedAttribute.FORM_IDENT) |
| self.assertEqual(attr.key, 'Bar') |
| self.assertEqual(attr.value, 'Val') |
| self.assertEqual(attr.values, ('Val', )) |
| with self.assertRaises(ValueError): |
| _ = attr.arguments |
| with self.assertRaises(ValueError): |
| _ = attr.name |
| |
| # IdentList |
| attr = TestableExtendedAttribute(key='Buz', values=('Val', 'ue')) |
| self.assertEqual(attr.format, |
| TestableExtendedAttribute.FORM_IDENT_LIST) |
| self.assertEqual(attr.key, 'Buz') |
| self.assertEqual(attr.values, ('Val', 'ue')) |
| attr = TestableExtendedAttribute( |
| key='IdentList', values=['Val', 'ue', 'List']) |
| self.assertEqual(attr.values, ('Val', 'ue', 'List')) |
| with self.assertRaises(ValueError): |
| _ = attr.arguments |
| with self.assertRaises(ValueError): |
| _ = attr.name |
| |
| # ArgList |
| attr = TestableExtendedAttribute( |
| key='Foo', arguments=(('Left', 'Right'), ('foo', 'bar'))) |
| self.assertEqual(attr.format, TestableExtendedAttribute.FORM_ARG_LIST) |
| self.assertEqual(attr.key, 'Foo') |
| with self.assertRaises(ValueError): |
| _ = attr.values |
| self.assertEqual(attr.arguments, (('Left', 'Right'), ('foo', 'bar'))) |
| with self.assertRaises(ValueError): |
| _ = attr.name |
| |
| # NamedArgList |
| attr = TestableExtendedAttribute( |
| key='Bar', arguments=(('Left', 'Right'), ), name='Buz') |
| self.assertEqual(attr.format, |
| TestableExtendedAttribute.FORM_NAMED_ARG_LIST) |
| self.assertEqual(attr.key, 'Bar') |
| with self.assertRaises(ValueError): |
| _ = attr.values |
| self.assertEqual(attr.arguments, (('Left', 'Right'), )) |
| self.assertEqual(attr.name, 'Buz') |
| |
| def test_attributes(self): |
| attrs = [ |
| ExtendedAttribute(key='A', values='val'), |
| ExtendedAttribute(key='B'), |
| ExtendedAttribute(key='C', values=('Val', 'ue')), |
| ExtendedAttribute(key='B', values=('Val', 'ue', 'B')) |
| ] |
| attributes = ExtendedAttributes(attrs) |
| self.assertTrue('A' in attributes) |
| self.assertFalse('D' in attributes) |
| self.assertEqual(attributes.get('A').value, 'val') |
| b_values = attributes.get_list_of('B') |
| self.assertEqual(b_values[0].values, ()) |
| self.assertEqual(b_values[1].values, ('Val', 'ue', 'B')) |
