diff --git a/flake.nix b/flake.nix
index 8417eda..dc6e99d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -19,8 +19,7 @@
   }: let
     system = "x86_64-linux";
     pkgs = import nixpkgs {inherit system;};
-    bonpkgs = bonfire.packages.${system};
-    bonlib = bonfire.lib;
+    bonLib = bonfire.lib;
 
     dreamBuildPackage = {
       module,
@@ -77,7 +76,7 @@
         meta = with nixpkgs.lib; {
           description = "Materia frontend";
           license = licenses.mit;
-          maintainers = with bonlib.maintainers; [L-Nafaryus];
+          maintainers = with bonLib.maintainers; [L-Nafaryus];
           broken = false;
         };
       };
@@ -115,7 +114,7 @@
         meta = with nixpkgs.lib; {
           description = "Materia web client";
           license = licenses.mit;
-          maintainers = with bonlib.maintainers; [L-Nafaryus];
+          maintainers = with bonLib.maintainers; [L-Nafaryus];
           broken = false;
         };
       };
@@ -150,96 +149,15 @@
         meta = with nixpkgs.lib; {
           description = "Materia";
           license = licenses.mit;
-          maintainers = with bonlib.maintainers; [L-Nafaryus];
+          maintainers = with bonLib.maintainers; [L-Nafaryus];
           broken = false;
           mainProgram = "materia-server";
         };
       };
 
-      postgresql = let
-        user = "postgres";
-        database = "postgres";
-        dataDir = "/var/lib/postgresql";
-        entryPoint = pkgs.writeTextDir "entrypoint.sh" ''
-          initdb -U ${user}
-          postgres -k ${dataDir}
-        '';
-      in
-        pkgs.dockerTools.buildImage {
-          name = "postgresql";
-          tag = "devel";
+      postgresql-devel = bonfire.packages.x86_64-linux.postgresql;
 
-          copyToRoot = pkgs.buildEnv {
-            name = "image-root";
-            pathsToLink = ["/bin" "/etc" "/"];
-            paths = with pkgs; [
-              bash
-              postgresql
-              entryPoint
-            ];
-          };
-          runAsRoot = with pkgs; ''
-            #!${runtimeShell}
-            ${dockerTools.shadowSetup}
-            groupadd -r ${user}
-            useradd -r -g ${user} --home-dir=${dataDir} ${user}
-            mkdir -p ${dataDir}
-            chown -R ${user}:${user} ${dataDir}
-          '';
-
-          config = {
-            Entrypoint = ["bash" "/entrypoint.sh"];
-            StopSignal = "SIGINT";
-            User = "${user}:${user}";
-            Env = ["PGDATA=${dataDir}"];
-            WorkingDir = dataDir;
-            ExposedPorts = {
-              "5432/tcp" = {};
-            };
-          };
-        };
-
-      redis = let
-        user = "redis";
-        dataDir = "/var/lib/redis";
-        entryPoint = pkgs.writeTextDir "entrypoint.sh" ''
-          redis-server \
-              --daemonize no \
-              --dir "${dataDir}"
-        '';
-      in
-        pkgs.dockerTools.buildImage {
-          name = "redis";
-          tag = "devel";
-
-          copyToRoot = pkgs.buildEnv {
-            name = "image-root";
-            pathsToLink = ["/bin" "/etc" "/"];
-            paths = with pkgs; [
-              bash
-              redis
-              entryPoint
-            ];
-          };
-          runAsRoot = with pkgs; ''
-            #!${runtimeShell}
-            ${dockerTools.shadowSetup}
-            groupadd -r ${user}
-            useradd -r -g ${user} --home-dir=${dataDir} ${user}
-            mkdir -p ${dataDir}
-            chown -R ${user}:${user} ${dataDir}
-          '';
-
-          config = {
-            Entrypoint = ["bash" "/entrypoint.sh"];
-            StopSignal = "SIGINT";
-            User = "${user}:${user}";
-            WorkingDir = dataDir;
-            ExposedPorts = {
-              "6379/tcp" = {};
-            };
-          };
-        };
+      redis-devel = bonfire.packages.x86_64-linux.redis;
     };
 
     apps.x86_64-linux = {
diff --git a/materia-server/pdm.lock b/materia-server/pdm.lock
index a3bede7..6bb9a3b 100644
--- a/materia-server/pdm.lock
+++ b/materia-server/pdm.lock
@@ -5,7 +5,7 @@
 groups = ["default", "dev"]
 strategy = ["cross_platform", "inherit_metadata"]
 lock_version = "4.4.1"
-content_hash = "sha256:4d8864659da597f26a1c544eaaba475fa1deb061210a05bf509dd0f6cc5fb11c"
+content_hash = "sha256:6bbe412ab2d74821a30f7deab8c2fe796e6a807a5d3009934c8b88364f8dc4b6"
 
 [[package]]
 name = "aiosmtplib"
@@ -1259,6 +1259,20 @@ files = [
     {file = "pytest-7.4.4.tar.gz", hash = "sha256:2cf0005922c6ace4a3e2ec8b4080eb0d9753fdc93107415332f50ce9e7994280"},
 ]
 
+[[package]]
+name = "pytest-asyncio"
+version = "0.23.7"
+requires_python = ">=3.8"
+summary = "Pytest support for asyncio"
+groups = ["dev"]
+dependencies = [
+    "pytest<9,>=7.0.0",
+]
+files = [
+    {file = "pytest_asyncio-0.23.7-py3-none-any.whl", hash = "sha256:009b48127fbe44518a547bddd25611551b0e43ccdbf1e67d12479f569832c20b"},
+    {file = "pytest_asyncio-0.23.7.tar.gz", hash = "sha256:5f5c72948f4c49e7db4f29f2521d4031f1c27f86e57b046126654083d4770268"},
+]
+
 [[package]]
 name = "python-dateutil"
 version = "2.9.0.post0"
diff --git a/materia-server/pyproject.toml b/materia-server/pyproject.toml
index d191f01..85a2520 100644
--- a/materia-server/pyproject.toml
+++ b/materia-server/pyproject.toml
@@ -36,9 +36,6 @@ requires-python = "<3.12,>=3.10"
 readme = "README.md"
 license = {text = "MIT"}
 
-[tool.pdm.build]
-includes = ["src/materia_server"]
-
 [build-system]
 requires = ["pdm-backend"]
 build-backend = "pdm.backend"
@@ -46,13 +43,6 @@ build-backend = "pdm.backend"
 [project.scripts]
 materia-server = "materia_server.main:server"
 
-[tool.pdm.scripts]
-start-server.cmd = "python ./src/materia_server/main.py {args:start --app-mode development --log-level debug}"
-db-upgrade.cmd = "alembic -c ./src/materia_server/alembic.ini upgrade {args:head}"
-db-downgrade.shell = "alembic -c ./src/materia_server/alembic.ini downgrade {args:base}"
-db-revision.cmd = "alembic revision {args:--autogenerate}"
-remove-revisions.shell = "rm -v ./src/materia_server/models/migrations/versions/*.py"
-
 [tool.pyright]
 reportGeneralTypeIssues = false
 
@@ -61,8 +51,18 @@ pythonpath = ["."]
 testpaths = ["tests"]
 
 
+
 [tool.pdm]
 distribution = true
+[tool.pdm.build]
+includes = ["src/materia_server"]
+
+[tool.pdm.scripts]
+start-server.cmd = "python ./src/materia_server/main.py {args:start --app-mode development --log-level debug}"
+db-upgrade.cmd = "alembic -c ./src/materia_server/alembic.ini upgrade {args:head}"
+db-downgrade.shell = "alembic -c ./src/materia_server/alembic.ini downgrade {args:base}"
+db-revision.cmd = "alembic revision {args:--autogenerate}"
+remove-revisions.shell = "rm -v ./src/materia_server/models/migrations/versions/*.py"
 
 [tool.pdm.dev-dependencies]
 dev = [
@@ -70,6 +70,7 @@ dev = [
     "pytest<8.0.0,>=7.3.2",
     "pyflakes<4.0.0,>=3.0.1",
     "pyright<2.0.0,>=1.1.314",
+    "pytest-asyncio>=0.23.7",
 ]
 
 
diff --git a/materia-server/src/materia_server/config.py b/materia-server/src/materia_server/config.py
index 97fdb57..751921f 100644
--- a/materia-server/src/materia_server/config.py
+++ b/materia-server/src/materia_server/config.py
@@ -1,12 +1,20 @@
 from os import environ
-from pathlib import Path 
+from pathlib import Path
 import sys
 from typing import Any, Literal, Optional, Self, Union
 
-from pydantic import BaseModel, Field, HttpUrl, model_validator, TypeAdapter, PostgresDsn, NameEmail
+from pydantic import (
+    BaseModel,
+    Field,
+    HttpUrl,
+    model_validator,
+    TypeAdapter,
+    PostgresDsn,
+    NameEmail,
+)
 from pydantic_settings import BaseSettings
 from pydantic.networks import IPvAnyAddress
-import toml 
+import toml
 
 
 class Application(BaseModel):
@@ -15,53 +23,61 @@ class Application(BaseModel):
     mode: Literal["production", "development"] = "production"
     working_directory: Optional[Path] = Path.cwd()
 
+
 class Log(BaseModel):
     mode: Literal["console", "file", "all"] = "console"
     level: Literal["info", "warning", "error", "critical", "debug", "trace"] = "info"
-    console_format: str = "<level>{level: <8}</level> <green>{time:YYYY-MM-DD HH:mm:ss.SSS}</green> - {message}" 
-    file_format: str = "<level>{level: <8}</level>: <green>{time:YYYY-MM-DD HH:mm:ss.SSS}</green> - {message}" 
+    console_format: str = (
+        "<level>{level: <8}</level> <green>{time:YYYY-MM-DD HH:mm:ss.SSS}</green> - {message}"
+    )
+    file_format: str = (
+        "<level>{level: <8}</level>: <green>{time:YYYY-MM-DD HH:mm:ss.SSS}</green> - {message}"
+    )
     file: Optional[Path] = None
     file_rotation: str = "3 days"
     file_retention: str = "1 week"
 
+
 class Server(BaseModel):
     scheme: Literal["http", "https"] = "http"
-    address: IPvAnyAddress = Field(default = "127.0.0.1")
+    address: IPvAnyAddress = Field(default="127.0.0.1")
     port: int = 54601
     domain: str = "localhost"
 
+
 class Database(BaseModel):
     backend: Literal["postgresql"] = "postgresql"
     scheme: Literal["postgresql+asyncpg"] = "postgresql+asyncpg"
-    address: IPvAnyAddress = Field(default = "127.0.0.1")
+    address: IPvAnyAddress = Field(default="127.0.0.1")
     port: int = 5432
-    name: str = "materia"
+    name: Optional[str] = "materia"
     user: str = "materia"
     password: Optional[Union[str, Path]] = None
     # ssl: bool = False
 
     def url(self) -> str:
         if self.backend in ["postgresql"]:
-            return "{}://{}:{}@{}:{}/{}".format(
-                self.scheme,
-                self.user,
-                self.password,
-                self.address,
-                self.port,
-                self.name
+            return (
+                "{}://{}:{}@{}:{}".format(
+                    self.scheme, self.user, self.password, self.address, self.port
+                )
+                + f"/{self.name}"
+                if self.name
+                else ""
             )
         else:
-            raise NotImplemented()
+            raise NotImplementedError()
+
 
 class Cache(BaseModel):
-    backend: Literal["redis"] = "redis" # add: memory
+    backend: Literal["redis"] = "redis"  # add: memory
     # gc_interval: Optional[int] = 60   # for: memory
     scheme: Literal["redis", "rediss"] = "redis"
-    address: Optional[IPvAnyAddress] = Field(default = "127.0.0.1")
+    address: Optional[IPvAnyAddress] = Field(default="127.0.0.1")
     port: Optional[int] = 6379
-    user: Optional[str] = None 
-    password: Optional[Union[str, Path]] = None 
-    database: Optional[int] = 0 # for: redis
+    user: Optional[str] = None
+    password: Optional[Union[str, Path]] = None
+    database: Optional[int] = 0  # for: redis
 
     def url(self) -> str:
         if self.backend in ["redis"]:
@@ -72,38 +88,39 @@ class Cache(BaseModel):
                     self.password,
                     self.address,
                     self.port,
-                    self.database
+                    self.database,
                 )
             else:
                 return "{}://{}:{}/{}".format(
-                    self.scheme,
-                    self.address,
-                    self.port,
-                    self.database
+                    self.scheme, self.address, self.port, self.database
                 )
         else:
             raise NotImplemented()
 
+
 class Security(BaseModel):
     secret_key: Optional[Union[str, Path]] = None
     password_min_length: int = 8
-    password_hash_algo: Literal["bcrypt"] = "bcrypt" 
+    password_hash_algo: Literal["bcrypt"] = "bcrypt"
     cookie_http_only: bool = True
     cookie_access_token_name: str = "materia_at"
     cookie_refresh_token_name: str = "materia_rt"
 
+
 class OAuth2(BaseModel):
-    enabled: bool = True 
-    jwt_signing_algo: Literal["HS256"] = "HS256"    
+    enabled: bool = True
+    jwt_signing_algo: Literal["HS256"] = "HS256"
     # check if signing algo need a key or generate it | HS256, HS384, HS512, RS256, RS384, RS512, ES256, ES384, ES512, EdDSA
     jwt_signing_key: Optional[Union[str, Path]] = None
-    jwt_secret: Optional[Union[str, Path]] = None  # only for HS256, HS384, HS512 | generate
-    access_token_lifetime: int = 3600 
+    jwt_secret: Optional[Union[str, Path]] = (
+        None  # only for HS256, HS384, HS512 | generate
+    )
+    access_token_lifetime: int = 3600
     refresh_token_lifetime: int = 730 * 60
-    refresh_token_validation: bool = False 
+    refresh_token_validation: bool = False
 
-    #@model_validator(mode = "after")
-    #def check(self) -> Self:
+    # @model_validator(mode = "after")
+    # def check(self) -> Self:
     #    if self.jwt_signing_algo in ["HS256", "HS384", "HS512"]:
     #        assert self.jwt_secret is not None, "JWT secret must be set for HS256, HS384, HS512 algorithms"
     #    else:
@@ -113,12 +130,12 @@ class OAuth2(BaseModel):
 
 
 class Mailer(BaseModel):
-    enabled: bool = False 
+    enabled: bool = False
     scheme: Optional[Literal["smtp", "smtps", "smtp+starttls"]] = None
     address: Optional[IPvAnyAddress] = None
     port: Optional[int] = None
-    helo: bool = True 
-    
+    helo: bool = True
+
     cert_file: Optional[Path] = None
     key_file: Optional[Path] = None
 
@@ -127,22 +144,25 @@ class Mailer(BaseModel):
     password: Optional[str] = None
     plain_text: bool = False
 
+
 class Cron(BaseModel):
     pass
 
+
 class Repository(BaseModel):
     capacity: int = 41943040
 
-class Config(BaseSettings, env_prefix = "materia_", env_nested_delimiter = "_"):
+
+class Config(BaseSettings, env_prefix="materia_", env_nested_delimiter="_"):
     application: Application = Application()
-    log: Log = Log() 
+    log: Log = Log()
     server: Server = Server()
     database: Database = Database()
-    cache: Cache = Cache() 
+    cache: Cache = Cache()
     security: Security = Security()
     oauth2: OAuth2 = OAuth2()
     mailer: Mailer = Mailer()
-    cron: Cron = Cron() 
+    cron: Cron = Cron()
     repository: Repository = Repository()
 
     @staticmethod
@@ -151,7 +171,7 @@ class Config(BaseSettings, env_prefix = "materia_", env_nested_delimiter = "_"):
             data: dict = toml.load(path)
         except Exception as e:
             raise e
-            #return None
+            # return None
         else:
             return Config(**data)
 
@@ -163,7 +183,7 @@ class Config(BaseSettings, env_prefix = "materia_", env_nested_delimiter = "_"):
             for key_second in dump[key_first].keys():
                 if isinstance(dump[key_first][key_second], Path):
                     dump[key_first][key_second] = str(dump[key_first][key_second])
-            
+
         with open(path, "w") as file:
             toml.dump(dump, file)
 
@@ -174,7 +194,3 @@ class Config(BaseSettings, env_prefix = "materia_", env_nested_delimiter = "_"):
             return cwd / "temp"
         else:
             return cwd
-
-        
-
-
diff --git a/materia-server/src/materia_server/models/base.py b/materia-server/src/materia_server/models/base.py
index 34e266d..59be703 100644
--- a/materia-server/src/materia_server/models/base.py
+++ b/materia-server/src/materia_server/models/base.py
@@ -1,4 +1,3 @@
-from sqlalchemy.ext.declarative import declarative_base 
+from sqlalchemy.orm import declarative_base
 
 Base = declarative_base()
-
diff --git a/materia-server/src/materia_server/models/database/database.py b/materia-server/src/materia_server/models/database/database.py
index 5884580..01995d3 100644
--- a/materia-server/src/materia_server/models/database/database.py
+++ b/materia-server/src/materia_server/models/database/database.py
@@ -4,7 +4,14 @@ from typing import AsyncIterator, Self
 from pathlib import Path
 
 from pydantic import BaseModel, PostgresDsn
-from sqlalchemy.ext.asyncio import AsyncConnection, AsyncEngine, AsyncSession, async_sessionmaker, create_async_engine
+from sqlalchemy.ext.asyncio import (
+    AsyncConnection,
+    AsyncEngine,
+    AsyncSession,
+    async_sessionmaker,
+    create_async_engine,
+)
+from sqlalchemy.pool import NullPool
 from asyncpg import Connection
 from alembic.config import Config as AlembicConfig
 from alembic.operations import Operations
@@ -14,42 +21,52 @@ from alembic.script.base import ScriptDirectory
 from materia_server.config import Config
 from materia_server.models.base import Base
 
-__all__ = [ "Database" ]
+__all__ = ["Database"]
+
 
 class DatabaseError(Exception):
     pass
 
+
 class DatabaseMigrationError(Exception):
     pass
 
+
 class Database:
-    def __init__(self, url: PostgresDsn, engine: AsyncEngine, sessionmaker: async_sessionmaker[AsyncSession]):
-        self.url: PostgresDsn = url 
+    def __init__(
+        self,
+        url: PostgresDsn,
+        engine: AsyncEngine,
+        sessionmaker: async_sessionmaker[AsyncSession],
+    ):
+        self.url: PostgresDsn = url
         self.engine: AsyncEngine = engine
         self.sessionmaker: async_sessionmaker[AsyncSession] = sessionmaker
 
     @staticmethod
     async def new(
-            url: PostgresDsn, 
-            pool_size: int = 100, 
-            autocommit: bool = False, 
-            autoflush: bool = False, 
-            expire_on_commit: bool = False,
-            test_connection: bool = True
-        ) -> Self:
-        engine = create_async_engine(str(url), pool_size = pool_size)
+        url: PostgresDsn,
+        pool_size: int = 100,
+        poolclass=None,
+        autocommit: bool = False,
+        autoflush: bool = False,
+        expire_on_commit: bool = False,
+        test_connection: bool = True,
+    ) -> Self:
+        engine_options = {"pool_size": pool_size}
+        if poolclass == NullPool:
+            engine_options = {"poolclass": NullPool}
+
+        engine = create_async_engine(str(url), **engine_options)
+
         sessionmaker = async_sessionmaker(
-            bind = engine,
-            autocommit = autocommit,
-            autoflush = autoflush,
-            expire_on_commit = expire_on_commit
+            bind=engine,
+            autocommit=autocommit,
+            autoflush=autoflush,
+            expire_on_commit=expire_on_commit,
         )
 
-        database = Database(
-            url = url,
-            engine = engine,
-            sessionmaker = sessionmaker
-        )
+        database = Database(url=url, engine=engine, sessionmaker=sessionmaker)
 
         if test_connection:
             try:
@@ -63,38 +80,42 @@ class Database:
     async def dispose(self):
         await self.engine.dispose()
 
-    @asynccontextmanager 
+    @asynccontextmanager
     async def connection(self) -> AsyncIterator[AsyncConnection]:
-        async with self.engine.begin() as connection:
+        async with self.engine.connect() as connection:
             try:
-                yield connection 
+                yield connection
             except Exception as e:
                 await connection.rollback()
-                raise DatabaseError(f"{e}") 
+                raise DatabaseError(f"{e}")
 
-    @asynccontextmanager 
+    @asynccontextmanager
     async def session(self) -> AsyncIterator[AsyncSession]:
-        session = self.sessionmaker();
+        session = self.sessionmaker()
 
         try:
-            yield session 
+            yield session
         except Exception as e:
             await session.rollback()
-            raise DatabaseError(f"{e}") 
+            raise DatabaseError(f"{e}")
         finally:
             await session.close()
 
     def run_sync_migrations(self, connection: Connection):
-        aconfig = AlembicConfig() 
+        aconfig = AlembicConfig()
         aconfig.set_main_option("sqlalchemy.url", str(self.url))
-        aconfig.set_main_option("script_location", str(Path(__file__).parent.parent.joinpath("migrations")))
+        aconfig.set_main_option(
+            "script_location", str(Path(__file__).parent.parent.joinpath("migrations"))
+        )
 
         context = MigrationContext.configure(
-            connection = connection, # type: ignore
-            opts = {
+            connection=connection,  # type: ignore
+            opts={
                 "target_metadata": Base.metadata,
-                "fn": lambda rev, _: ScriptDirectory.from_config(aconfig)._upgrade_revs("head", rev)
-            }
+                "fn": lambda rev, _: ScriptDirectory.from_config(aconfig)._upgrade_revs(
+                    "head", rev
+                ),
+            },
         )
 
         try:
@@ -106,5 +127,32 @@ class Database:
 
     async def run_migrations(self):
         async with self.connection() as connection:
-            await connection.run_sync(self.run_sync_migrations) # type: ignore
-  
+            await connection.run_sync(self.run_sync_migrations)  # type: ignore
+
+    def rollback_sync_migrations(self, connection: Connection):
+        aconfig = AlembicConfig()
+        aconfig.set_main_option("sqlalchemy.url", str(self.url))
+        aconfig.set_main_option(
+            "script_location", str(Path(__file__).parent.parent.joinpath("migrations"))
+        )
+
+        context = MigrationContext.configure(
+            connection=connection,  # type: ignore
+            opts={
+                "target_metadata": Base.metadata,
+                "fn": lambda rev, _: ScriptDirectory.from_config(
+                    aconfig
+                )._downgrade_revs("base", rev),
+            },
+        )
+
+        try:
+            with context.begin_transaction():
+                with Operations.context(context):
+                    context.run_migrations()
+        except Exception as e:
+            raise DatabaseMigrationError(f"{e}")
+
+    async def rollback_migrations(self):
+        async with self.connection() as connection:
+            await connection.run_sync(self.rollback_sync_migrations)  # type: ignore
diff --git a/materia-server/tests/test_database.py b/materia-server/tests/test_database.py
new file mode 100644
index 0000000..796ce2f
--- /dev/null
+++ b/materia-server/tests/test_database.py
@@ -0,0 +1,185 @@
+import pytest_asyncio
+import pytest
+import os
+from materia_server.config import Config
+from materia_server.models import Database, User, LoginType, Repository, Directory
+from materia_server import security
+import sqlalchemy as sa
+from sqlalchemy.pool import NullPool
+from dataclasses import dataclass
+
+
+@pytest_asyncio.fixture(scope="session")
+async def config() -> Config:
+    conf = Config()
+    conf.database.port = 54320
+    # conf.application.working_directory = conf.application.working_directory / "temp"
+    # if (cwd := conf.application.working_directory.resolve()).exists():
+    #    os.chdir(cwd)
+    # if local_conf := Config.open(cwd / "config.toml"):
+    #    conf = local_conf
+    return conf
+
+
+@pytest_asyncio.fixture(scope="session")
+async def db(config: Config, request) -> Database:
+    config_postgres = config
+    config_postgres.database.user = "postgres"
+    config_postgres.database.name = "postgres"
+    database_postgres = await Database.new(
+        config_postgres.database.url(), poolclass=NullPool
+    )
+
+    async with database_postgres.connection() as connection:
+        await connection.execution_options(isolation_level="AUTOCOMMIT")
+        await connection.execute(sa.text("create role pytest login"))
+        await connection.execute(sa.text("create database pytest owner pytest"))
+        await connection.commit()
+
+    await database_postgres.dispose()
+
+    config.database.user = "pytest"
+    config.database.name = "pytest"
+    database = await Database.new(config.database.url(), poolclass=NullPool)
+
+    yield database
+
+    await database.dispose()
+
+    # database_postgres = await Database.new(config_postgres.database.url())
+    async with database_postgres.connection() as connection:
+        await connection.execution_options(isolation_level="AUTOCOMMIT")
+        await connection.execute(sa.text("drop database pytest")),
+        await connection.execute(sa.text("drop role pytest"))
+        await connection.commit()
+    await database_postgres.dispose()
+
+
+@pytest_asyncio.fixture(scope="session", autouse=True)
+async def setup_db(db: Database, request):
+    await db.run_migrations()
+    yield
+    # await db.rollback_migrations()
+
+
+@pytest_asyncio.fixture(autouse=True)
+async def session(db: Database, request):
+    session = db.sessionmaker()
+    yield session
+    await session.rollback()
+    await session.close()
+
+
+@pytest_asyncio.fixture(scope="session")
+async def user(config: Config, session) -> User:
+    test_user = User(
+        name="pytest",
+        lower_name="pytest",
+        email="pytest@example.com",
+        hashed_password=security.hash_password(
+            "iampytest", algo=config.security.password_hash_algo
+        ),
+        login_type=LoginType.Plain,
+        is_admin=True,
+    )
+
+    async with db.session() as session:
+        session.add(test_user)
+        await session.flush()
+        await session.refresh(test_user)
+
+    yield test_user
+
+    async with db.session() as session:
+        await session.delete(test_user)
+        await session.flush()
+
+
+@pytest_asyncio.fixture
+async def data(config: Config):
+    class TestData:
+        user = User(
+            name="pytest",
+            lower_name="pytest",
+            email="pytest@example.com",
+            hashed_password=security.hash_password(
+                "iampytest", algo=config.security.password_hash_algo
+            ),
+            login_type=LoginType.Plain,
+            is_admin=True,
+        )
+
+    return TestData()
+
+
+@pytest.mark.asyncio
+async def test_user(data, session):
+    session.add(data.user)
+    await session.flush()
+
+    assert data.user.id is not None
+    assert security.validate_password("iampytest", data.user.hashed_password)
+
+
+@pytest.mark.asyncio
+async def test_repository(data, session, config):
+    session.add(data.user)
+    await session.flush()
+
+    repository = Repository(user_id=data.user.id, capacity=config.repository.capacity)
+    session.add(repository)
+    await session.flush()
+
+    assert repository.id is not None
+
+
+@pytest.mark.asyncio
+async def test_directory(data, session, config):
+    session.add(data.user)
+    await session.flush()
+
+    repository = Repository(user_id=data.user.id, capacity=config.repository.capacity)
+    session.add(repository)
+    await session.flush()
+
+    directory = Directory(
+        repository_id=repository.id, parent_id=None, name="test1", path=None
+    )
+    session.add(directory)
+    await session.flush()
+
+    assert directory.id is not None
+    assert (
+        await session.scalars(
+            sa.select(Directory).where(
+                sa.and_(
+                    Directory.repository_id == repository.id,
+                    Directory.name == "test1",
+                    Directory.path.is_(None),
+                )
+            )
+        )
+    ).first() == directory
+
+    nested_directory = Directory(
+        repository_id=repository.id,
+        parent_id=directory.id,
+        name="test_nested",
+        path="test1",
+    )
+    session.add(nested_directory)
+    await session.flush()
+
+    assert nested_directory.id is not None
+    assert (
+        await session.scalars(
+            sa.select(Directory).where(
+                sa.and_(
+                    Directory.repository_id == repository.id,
+                    Directory.name == "test_nested",
+                    Directory.path == "test1",
+                )
+            )
+        )
+    ).first() == nested_directory
+    assert nested_directory.parent_id == directory.id