test_storages.py 文件源码

def test_json_readwrite(tmpdir):
    """
    Regression test for issue #1
    """
    path = str(tmpdir.join('test.db'))

    # Create TinyDB instance
    db = TinyDB(path, storage=JSONStorage)

    item = {'name': 'A very long entry'}
    item2 = {'name': 'A short one'}

    get = lambda s: db.get(where('name') == s)

    db.insert(item)
    assert get('A very long entry') == item

    db.remove(where('name') == 'A very long entry')
    assert get('A very long entry') is None

    db.insert(item2)
    assert get('A short one') == item2

    db.remove(where('name') == 'A short one')
    assert get('A short one') is None