def test_backend_returns_what_you_put_in(xs):
backend = SQLiteExampleDatabase(':memory:')
mapping = {}
for key, value in xs:
mapping.setdefault(key, set()).add(value)
backend.save(key, value)
for key, values in mapping.items():
backend_contents = list(backend.fetch(key))
distinct_backend_contents = set(backend_contents)
assert len(backend_contents) == len(distinct_backend_contents)
assert distinct_backend_contents == set(values)
def test_backend_returns_what_you_put_in(xs):
backend = SQLiteExampleDatabase(':memory:')
mapping = {}
for key, value in xs:
mapping.setdefault(key, set()).add(value)
backend.save(key, value)
for key, values in mapping.items():
backend_contents = list(backend.fetch(key))
distinct_backend_contents = set(backend_contents)
assert len(backend_contents) == len(distinct_backend_contents)
assert distinct_backend_contents == set(values)
def test_can_delete_keys():
backend = SQLiteExampleDatabase(':memory:')
backend.save(b'foo', b'bar')
backend.save(b'foo', b'baz')
backend.delete(b'foo', b'bar')
assert list(backend.fetch(b'foo')) == [b'baz']
def test_can_delete_keys():
backend = SQLiteExampleDatabase(':memory:')
backend.save(b'foo', b'bar')
backend.save(b'foo', b'baz')
backend.delete(b'foo', b'bar')
assert list(backend.fetch(b'foo')) == [b'baz']