diff --git a/Pipfile b/Pipfile
new file mode 100644
index 0000000..cad8b8d
--- /dev/null
+++ b/Pipfile
@@ -0,0 +1,15 @@
+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+
+[packages]
+discord = "~=1.0.1"
+aiosqlite = "~=0.16.1"
+pytest = "*"
+pytest-asyncio = "*"
+
+[requires]
+python_version = "3.7"
diff --git a/bot/cogs/contest.py b/bot/cogs/contest.py
index b21a16b..faadd2b 100644
--- a/bot/cogs/contest.py
+++ b/bot/cogs/contest.py
@@ -66,7 +66,7 @@ class ContestCog(commands.Cog):
                 await self.bot.db.new_period(new_period)
             # Handle submissions state
             elif period.current_state == 0:
-                await self.bot.db.update_period(period)
+                await self.bot.db.update(period)
                 return
             # Handle voting state
             elif period.current_state == 1:
diff --git a/bot/db.py b/bot/db.py
index 176d958..dee77aa 100644
--- a/bot/db.py
+++ b/bot/db.py
@@ -14,7 +14,8 @@ logger.setLevel(constants.LOGGING_LEVEL)
 
 Guild = namedtuple('Guild', ['id', 'prefix', 'submission', 'period'])
 Submission = namedtuple('Submission', ['id', 'user', 'guild', 'timestamp'])
-Period = namedtuple('Period', ['id', 'guild', 'current_state', 'started_at', 'voting_at', 'finished_at', ''])
+Period = namedtuple('Period', ['id', 'guild', 'current_state', 'started_at', 'voting_at', 'finished_at'])
+tables = [Guild, Submission, Period]
 
 
 class ContestDatabase(object):
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index c48428a..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-discord~=1.0.1
-
-aiosqlite~=0.16.1
diff --git a/tests/bot/test_db.py b/tests/bot/test_db.py
new file mode 100644
index 0000000..c1785b8
--- /dev/null
+++ b/tests/bot/test_db.py
@@ -0,0 +1,74 @@
+import pytest
+
+from bot.db import ContestDatabase, tables
+
+
+@pytest.fixture()
+async def db() -> ContestDatabase:
+    db = await ContestDatabase.create(':memory:')
+    yield db
+    await db.conn.close()
+
+
+@pytest.mark.asyncio
+async def test_table_setup(db) -> None:
+    """Test that all tables were setup by the database."""
+    cur = await db.conn.cursor()
+    try:
+        for table_namedtuple in tables:
+            await cur.execute('''SELECT name FROM sqlite_master WHERE type='table' AND name = ?;''',
+                              [table_namedtuple.__name__.lower()])
+            rows = list(await cur.fetchall())
+            assert len(rows) == 1
+    finally:
+        await cur.close()
+
+
+@pytest.mark.asyncio
+async def test_guild_setup(db) -> None:
+    await db.setup_guild(0)
+    guild = await db.get_guild(0)
+    assert guild is not None
+    assert guild.submission is None
+
+    assert await db.get_guild(1) is None
+
+
+@pytest.mark.asyncio
+async def test_update(db) -> None:
+    pass
+
+
+@pytest.mark.asyncio
+async def test_generate_update_query(db) -> None:
+    pass
+
+
+@pytest.mark.asyncio
+async def test_insert(db) -> None:
+    """Test automatic namedtuple query"""
+    pass
+
+
+@pytest.mark.asyncio
+async def test_generate_insert_query(db) -> None:
+    """Test INSERT query generation."""
+    pass
+
+
+@pytest.mark.asyncio
+async def test_submissions(db) -> None:
+    """Test all submission related helper functions."""
+    pass
+
+
+@pytest.mark.asyncio
+async def test_guilds(db) -> None:
+    """Test all guild related helper functions"""
+    pass
+
+
+@pytest.mark.asyncio
+async def test_periods(db) -> None:
+    """Test all period related helper functions."""
+    pass