def test_invalid_genus(self):
data = ('goofy:\n foo:\n field: value')
with mock.patch('builtins.open', mock_open(data)), \
self.assertRaises(YamlParseError): # noqa
DefaultConfig('file.yml')
data = ('source:\n foo:\n field: value')
with mock.patch('builtins.open', mock_open(data)):
cfg = DefaultConfig('file.yml')
with self.assertRaises(ValueError):
cfg.get({}, 'goofy', 'foo', 'field')
def test_expr_field(self):
data = 'source:\n foo:\n field: $variable'
with mock.patch('builtins.open', mock_open(data)):
cfg = DefaultConfig('file.yml')
symbols = {'variable': 'goat'}
self.assertEqual(cfg.get(symbols, 'source', 'foo', 'field'), 'goat')
self.assertEqual(cfg.get(symbols, 'source', 'bar', 'field'), None)
symbols = {'variable': 'panda'}
self.assertEqual(cfg.get(symbols, 'source', 'foo', 'field'), 'panda')
self.assertEqual(cfg.get(symbols, 'source', 'bar', 'field'), None)
def test_conditional_expr(self):
data = ('source:\n foo:\n - if: variable == true\n' +
' field: goat\n - field: panda')
with mock.patch('builtins.open', mock_open(data)):
cfg = DefaultConfig('file.yml')
symbols = {'variable': True}
self.assertEqual(cfg.get(symbols, 'source', 'foo', 'field'), 'goat')
self.assertEqual(cfg.get(symbols, 'source', 'bar', 'field'), None)
symbols = {'variable': False}
self.assertEqual(cfg.get(symbols, 'source', 'foo', 'field'), 'panda')
self.assertEqual(cfg.get(symbols, 'source', 'bar', 'field'), None)
def test_dict_field(self):
data = 'source:\n foo:\n field: {goat: 1, panda: 2}'
with mock.patch('builtins.open', mock_open(data)):
cfg = DefaultConfig('file.yml')
self.assertEqual(cfg.get({}, 'source', 'foo', 'field'), {
'goat': 1,
'panda': 2
})
self.assertEqual(cfg.get({}, 'source', 'foo', 'other'), None)
self.assertEqual(cfg.get({}, 'source', 'foo', 'other', {}), {})
self.assertEqual(cfg.get({}, 'source', 'bar', 'field'), None)
self.assertEqual(cfg.get({}, 'source', 'bar', 'field', {}), {})
def test_string_field(self):
data = 'source:\n foo:\n field: value'
with mock.patch('builtins.open', mock_open(data)):
cfg = DefaultConfig('file.yml')
self.assertEqual(cfg.get({}, 'source', 'foo', 'field'), 'value')
self.assertEqual(cfg.get({}, 'source', 'foo', 'other'), None)
self.assertEqual(cfg.get({}, 'source', 'foo', 'other', 'default'),
'default')
self.assertEqual(cfg.get({}, 'source', 'bar', 'field'), None)
self.assertEqual(cfg.get({}, 'source', 'bar', 'field', 'default'),
'default')
self.assertEqual(cfg.get({}, 'usage', 'foo', 'field'), None)
self.assertEqual(cfg.get({}, 'usage', 'foo', 'field', 'default'),
'default')
def test_list_field(self):
data = 'source:\n foo:\n field: [1, 2]'
with mock.patch('builtins.open', mock_open(data)):
cfg = DefaultConfig('file.yml')
self.assertEqual(cfg.get({}, 'source', 'foo', 'field'), [1, 2])
self.assertEqual(cfg.get({}, 'source', 'foo', 'other'), None)
self.assertEqual(cfg.get({}, 'source', 'foo', 'other', []), [])
self.assertEqual(cfg.get({}, 'source', 'bar', 'field'), None)
self.assertEqual(cfg.get({}, 'source', 'bar', 'field', []), [])
def test_conditional(self):
data = 'source:\n foo:\n - if: true\n field: goat'
with mock.patch('builtins.open', mock_open(data)):
cfg = DefaultConfig('file.yml')
self.assertEqual(cfg.get({}, 'source', 'foo', 'field'), 'goat')
self.assertEqual(cfg.get({}, 'source', 'bar', 'field'), None)
data = 'source:\n foo:\n - if: false\n field: goat'
with mock.patch('builtins.open', mock_open(data)):
cfg = DefaultConfig('file.yml')
self.assertEqual(cfg.get({}, 'source', 'foo', 'field'), None)
self.assertEqual(cfg.get({}, 'source', 'bar', 'field'), None)
def test_invalid_conditional(self):
data = ('source:\n foo:\n - field: goat\n - field: panda')
with mock.patch('builtins.open', mock_open(data)), \
self.assertRaises(YamlParseError): # noqa
DefaultConfig('file.yml')