def test_addJsonCode_twoConfigsWithCommonKeys_raiseError():
given_first_code = '{ "a": 123, "b": 999 }'
given_other_code = '{ "b": "abc", "x": 0 }'
sut = cfg.Configuration(None).add_json_code(given_first_code)
with pytest.raises(cfg.ConfigurationDuplicateKeysError):
sut.add_json_code(given_other_code)
def test_get_tryToModifyObject_raiseException():
given_code = '{ "SampleKey": { "A": 123 } }'
sut = cfg.Configuration(None).add_json_code(given_code)
section = sut.get('SampleKey')
with pytest.raises(TypeError):
section['A'] = 222
def test_get_tryToModifyCollection_raiseException():
given_code = '{ "SampleKey": [1, 2, 3] }'
sut = cfg.Configuration(None).add_json_code(given_code)
section = sut.get('SampleKey')
with pytest.raises(TypeError):
section[0] = 9
def test_addJsonCodeAndGet_collectionEntry_resultContainsExpectedValues():
given_code = '{ "SampleKey": [1, 2, 3] }'
sut = cfg.Configuration(None).add_json_code(given_code)
section = sut.get('SampleKey')
assert 1 in section
assert 2 in section
assert 3 in section
def test_bindAs_tooManyFieldsInCode_expectedDataclassObject():
given_code = '{ "Key": {"x": "SampleString", "y": 123, "z": 7, "t": 77} }'
expected_object = SampleDataclass('SampleString', 123)
sut = cfg.Configuration(None).add_json_code(given_code)
actual_object = sut.get('Key').bind_as(SampleDataclass)
assert actual_object == expected_object
def test_bindAs_notAllFieldsSpecifiedInCode_BindingError():
given_code = '{ "Key": {"x": "SampleString"} }'
sut = cfg.Configuration(None).add_json_code(given_code)
section = sut.get('Key')
with pytest.raises(BindingError):
section.bind_as(SampleDataclass)
def test_get_nonexistentKey_raiseError():
given_code = '{ "SampleKey": 123 }'
sut = cfg.Configuration(None).add_json_code(given_code)
with pytest.raises(cfg.KeyNotFoundError):
sut.get('NonexistentKey')
def test_addJsonCodeAndGet_dictionaryEntry_resultContainsExpectedEntry():
given_code = '{ "SampleKey": { "A": 123 } }'
sut = cfg.Configuration(None).add_json_code(given_code)
section = sut.get('SampleKey')
assert section.get('A') == 123
def test_addJsonCodeAndGet_nullEntry_entryPresentInConfiguration():
given_code = '{ "SampleKey": null }'
sut = cfg.Configuration(None).add_json_code(given_code)
assert sut.get('SampleKey') is None
def test_addJsonCodeAndGet_sampleEntry_entryPresentInConfiguration(given_json_value, expected_value):
given_code = f'{{ "SampleKey": {given_json_value} }}'
sut = cfg.Configuration(None).add_json_code(given_code)
assert sut.get('SampleKey') == expected_value