def test_get_accessed_parameters(self):
# There are no accessed parameters if the unit is not parameterized
self.assertEqual(
Unit({}).get_accessed_parameters(), {})
self.assertEqual(
Unit({'field': 'value'}).get_accessed_parameters(),
{'field': frozenset()})
self.assertEqual(
Unit({'field': '{param}'}).get_accessed_parameters(),
{'field': frozenset()})
# As soon as we enable parameters we get them exposed
self.assertEqual(
Unit({}, parameters={'param': 'value'}).get_accessed_parameters(),
{})
self.assertEqual(
Unit({
'field': 'value'}, parameters={'param': 'value'}
).get_accessed_parameters(), {'field': frozenset()})
self.assertEqual(
Unit({
'field': '{param}'}, parameters={'param': 'value'}
).get_accessed_parameters(), {'field': frozenset(['param'])})
# We can always use force=True to pretend any unit is parametric
self.assertEqual(Unit({}).get_accessed_parameters(force=True), {})
self.assertEqual(
Unit({'field': 'value'}).get_accessed_parameters(force=True),
{'field': frozenset()})
self.assertEqual(
Unit({'field': '{param}'}).get_accessed_parameters(force=True),
{'field': frozenset(['param'])})
def test_get_translated_data__None_msgid(self):
"""
Verify the runtime behavior of get_translated_data()
"""
unit = Unit({})
with mock.patch.object(unit, "_provider"):
self.assertEqual(unit.get_translated_data(None), None)
def test_get_translated_data__no_provider(self):
"""
Verify the runtime behavior of get_translated_data()
"""
unit = Unit({})
unit._provider = None
self.assertEqual(unit.get_translated_data('foo'), 'foo')
def test_get_translated_data__typical(self):
"""
Verify the runtime behavior of get_translated_data()
"""
unit = Unit({})
with mock.patch.object(unit, "_provider") as mock_provider:
retval = unit.get_translated_data('foo')
mock_provider.get_translated_data.assert_called_with("foo")
self.assertEqual(retval, mock_provider.get_translated_data())
def test_validate(self):
# Empty units are valid, with or without parameters
Unit({}).validate()
Unit({}, parameters={}).validate()
# Fields cannot refer to parameters that are not supplied
with self.assertRaises(ValidationError) as boom:
Unit({'field': '{param}'}, parameters={}).validate()
self.assertEqual(boom.exception.field, 'field')
self.assertEqual(boom.exception.problem, Problem.wrong)
# Fields must obey template constraints. (id: vary)
with self.assertRaises(ValidationError) as boom:
UnitWithId({'id': 'a-simple-id'}, parameters={}).validate()
self.assertEqual(boom.exception.field, 'id')
self.assertEqual(boom.exception.problem, Problem.constant)
# Fields must obey template constraints. (unit: const)
with self.assertRaises(ValidationError) as boom:
Unit({'unit': '{parametric_id}'},
parameters={'parametric_id': 'foo'}).validate()
self.assertEqual(boom.exception.field, 'unit')
self.assertEqual(boom.exception.problem, Problem.variable)
def test_checksum_smoke(self):
unit1 = Unit({'plugin': 'plugin', 'user': '******'})
identical_to_unit1 = Unit({'plugin': 'plugin', 'user': '******'})
# Two distinct but identical units have the same checksum
self.assertEqual(unit1.checksum, identical_to_unit1.checksum)
unit2 = Unit({'plugin': 'plugin', 'user': '******'})
# Two units with different definitions have different checksum
self.assertNotEqual(unit1.checksum, unit2.checksum)
# The checksum is stable and does not change over time
self.assertEqual(
unit1.checksum,
"c47cc3719061e4df0010d061e6f20d3d046071fd467d02d093a03068d2f33400")
unit3 = Unit({'plugin': 'plugin', 'user': '******'},
parameters={'param': 'value'})
# Units with identical data but different parameters have different
# checksums
self.assertNotEqual(unit2.checksum, unit3.checksum)
# The checksum is stable and does not change over time
self.assertEqual(
unit3.checksum,
"5558e5231fb192e8126ed69d950972fa878375d1364a221ed6550852e7d5cde0")
def test_get_normalized_translated_data__typical(self, mock_norm):
"""
verify the runtime behavior of get_normalized_translated_data()
"""
unit = Unit({})
with mock.patch.object(unit, "get_translated_data") as mock_tr:
retval = unit.get_normalized_translated_data('foo')
# get_translated_data('foo') was called
mock_tr.assert_called_with("foo")
# normalize_rfc822_value(x) was called
mock_norm.assert_called_with(mock_tr())
# return value was returned
self.assertEqual(retval, mock_norm())
def test_get_normalized_translated_data__no_translation(self, mock_norm):
"""
verify the runtime behavior of get_normalized_translated_data()
"""
unit = Unit({})
with mock.patch.object(unit, "get_translated_data") as mock_tr:
mock_tr.return_value = None
retval = unit.get_normalized_translated_data('foo')
# get_translated_data('foo') was called
mock_tr.assert_called_with("foo")
# normalize_rfc822_value(x) was NOT called
self.assertEqual(mock_norm.call_count, 0)
# return value was returned
self.assertEqual(retval, 'foo')
def test_get_record_value(self):
"""
Ensure that get_record_value() works okay
"""
unit1 = Unit({'key': 'value'}, {'key': 'raw-value'})
unit2 = Unit({'_key': 'value'}, {'_key': 'raw-value'})
unit3 = Unit({'key': '{param}'}, {'key': 'raw-{param}'},
parameters={'param': 'value'})
unit4 = Unit({'key': '{missing_param}'},
{'key': 'raw-{missing_param}'},
parameters={'param': 'value'})
unit5 = Unit({})
unit6 = Unit({}, parameters={'param': 'value'})
self.assertEqual(unit1.get_record_value('key'), 'value')
self.assertEqual(unit2.get_record_value('key'), 'value')
self.assertEqual(unit3.get_record_value('key'), 'value')
with self.assertRaises(MissingParam):
unit4.get_record_value('key')
self.assertEqual(unit5.get_record_value('key'), None)
self.assertEqual(unit5.get_record_value('key', 'default'), 'default')
self.assertEqual(unit6.get_record_value('key'), None)
self.assertEqual(unit6.get_record_value('key', 'default'), 'default')
def test_qualify_id__without_provider(self):
unit = Unit({})
self.assertEqual(unit.qualify_id('id'), 'id')
self.assertEqual(unit.qualify_id('some-ns::id'), 'some-ns::id')
def test_qualify_id__with_provider(self):
provider = mock.Mock(spec_set=IProvider1)
provider.namespace = 'ns'
unit = Unit({}, provider=provider)
self.assertEqual(unit.qualify_id('id'), 'ns::id')
self.assertEqual(unit.qualify_id('some-ns::id'), 'some-ns::id')
def test_comparison(self):
# Ensure that units with equal data are equal
self.assertEqual(Unit({}), Unit({}))
# Ensure that units with equal data and equal parameters are equal
self.assertEqual(Unit({}, parameters={'param': 'value'}),
Unit({}, parameters={'param': 'value'}))
# Ensure that units with equal data but different origin are still
# equal
self.assertEqual(Unit({}, origin=mock.Mock()),
Unit({}, origin=mock.Mock()))
# Ensure that units with equal data but different provider are still
# equal
self.assertEqual(Unit({}, provider=None), Unit({}, provider=None))
# Ensure that units with equal data but different raw data are still
# equal
self.assertEqual(Unit({}, raw_data={'key': 'raw-value-1'}),
Unit({}, raw_data={'key': 'raw-value-2'}))
# Ensure that units with different data are not equal
self.assertNotEqual(Unit({'key': 'value'}),
Unit({'key': 'other-value'}))
# Ensure that units with equal data but different parameters are not
# equal
self.assertNotEqual(Unit({}, parameters={'param': 'value1'}),
Unit({}, parameters={'param': 'value2'}))