def test_create_project_expression_with_document_paths(self):
attributes_to_get = [Path('foo.bar')[0]]
placeholders = {}
projection_expression = create_projection_expression(
attributes_to_get, placeholders)
assert projection_expression == "#0.#1[0]"
assert placeholders == {'foo': '#0', 'bar': '#1'}
def test_create_project_expression_with_attribute_names(self):
attributes_to_get = [Path('foo.bar', attribute_name=True)[0]]
placeholders = {}
projection_expression = create_projection_expression(
attributes_to_get, placeholders)
assert projection_expression == "#0[0]"
assert placeholders == {'foo.bar': '#0'}
def test_document_path(self):
path = Path('foo.bar')
assert str(path) == 'foo.bar'
assert repr(path) == "Path('foo.bar', attribute_name=False)"
def test_index_invalid(self):
with self.assertRaises(TypeError):
Path('foo.bar')['foo']
def test_index_attribute_name(self):
path = Path('foo.bar', attribute_name=True)[0]
assert str(path) == "'foo.bar'[0]"
assert repr(path) == "Path('foo.bar[0]', attribute_name=True)"
def test_index_document_path(self):
path = Path('foo.bar')[0]
assert str(path) == 'foo.bar[0]'
assert repr(path) == "Path('foo.bar[0]', attribute_name=False)"
def test_attribute_name(self):
path = Path('foo.bar', attribute_name=True)
assert str(path) == "'foo.bar'"
assert repr(path) == "Path('foo.bar', attribute_name=True)"