diff --git a/pytest.ini b/pytest.ini
new file mode 100644
index 0000000..fb33402
--- /dev/null
+++ b/pytest.ini
@@ -0,0 +1,4 @@
+[pytest]
+testpaths = src
+python_files = *_test.py
+addopts = -ra -q
diff --git a/setup.py b/setup.py
index d244a90..2b6aaed 100644
--- a/setup.py
+++ b/setup.py
@@ -6,5 +6,8 @@ setup(
     packages=find_packages(),
     include_package_data=True,
     package_data={'src': ['templates/**/*.html', 'templates/**/*.txt']},
+    exclude_package_data={
+        '': ['*_test.py'],
+    },
     scripts=['./src/main.py'],
 )
diff --git a/shell.nix b/shell.nix
index 585c993..e5e7b1b 100644
--- a/shell.nix
+++ b/shell.nix
@@ -20,6 +20,7 @@ mkShell {
     python313Packages.ruff
     python313Packages.python-lsp-server
     python313Packages.jedi-language-server
+    python313Packages.pytest
     ty
   ];
 }
diff --git a/src/infra/__init__.py b/src/infra/__init__.py
index e69de29..8851384 100644
--- a/src/infra/__init__.py
+++ b/src/infra/__init__.py
@@ -0,0 +1,27 @@
+from .db import Base, CRUD, CRUDRepo, UpdateMissingEntryError, get_database
+from .users import UserModel, UserRepoImpl
+from .publication import (
+    PublicationEntryModel,
+    PublicationSequenceModel,
+    PublicationOrderModel,
+    PublicationModel,
+    PublicationRepoImpl,
+)
+from .subscription import SubscriptionModel, SubscriptionRepoImpl
+
+__all__ = [
+    'Base',
+    'CRUD',
+    'CRUDRepo',
+    'UpdateMissingEntryError',
+    'get_database',
+    'UserModel',
+    'UserRepoImpl',
+    'PublicationEntryModel',
+    'PublicationSequenceModel',
+    'PublicationOrderModel',
+    'PublicationModel',
+    'PublicationRepoImpl',
+    'SubscriptionModel',
+    'SubscriptionRepoImpl',
+]
diff --git a/src/infra/db_test.py b/src/infra/db_test.py
new file mode 100644
index 0000000..e362239
--- /dev/null
+++ b/src/infra/db_test.py
@@ -0,0 +1,8 @@
+from src.infra import Base
+from sqlalchemy import Engine, create_engine
+
+
+def mock_db() -> Engine:
+    engine = create_engine('sqlite:///:memory:', echo=True)
+    Base.metadata.create_all(engine)
+    return engine
diff --git a/src/infra/users.py b/src/infra/users.py
index a01e4bc..cf4170b 100644
--- a/src/infra/users.py
+++ b/src/infra/users.py
@@ -18,7 +18,7 @@ class UserModel(Base):
     __tablename__ = 'user'
     id: Mapped[int] = mapped_column(primary_key=True)
     email: Mapped[str] = mapped_column(String(254), unique=True)
-    email_confirmed: Mapped[bool] = mapped_column()
+    email_confirmed: Mapped[bool] = mapped_column(default=False)
     password_hash: Mapped[str] = mapped_column(VARCHAR(255))
 
     subscriptions: Mapped[list['SubscriptionModel']] = relationship(back_populates='user')
diff --git a/src/infra/users_test.py b/src/infra/users_test.py
new file mode 100644
index 0000000..119c135
--- /dev/null
+++ b/src/infra/users_test.py
@@ -0,0 +1,31 @@
+from src.utils.secret import SecretBox
+from src.services.users.data import UserDTO, User
+from src.services.users.repo import UserRepo
+from src.infra.users import UserRepoImpl
+from src.infra.db_test import mock_db
+import pytest
+
+DB = mock_db()
+
+
+@pytest.fixture
+def db():
+    return DB
+
+
+@pytest.fixture
+def repo(db):
+    return UserRepoImpl(db)
+
+
+@pytest.fixture
+def users(repo: UserRepo):
+    return [
+        repo.create(UserDTO('example@example.com', SecretBox('hunter1')), None),
+        repo.create(UserDTO('example2@example.com', SecretBox('hunter2')), None),
+    ]
+
+
+def test_getting_a_user_by_email(users: list[User], repo: UserRepo):
+    assert repo.get_user_by_email('example@example.com') == users[0]
+    assert repo.get_user_by_email('fred@example.com') is None
diff --git a/src/main.py b/src/main.py
index aca6e66..f9fb8fd 100644
--- a/src/main.py
+++ b/src/main.py
@@ -6,8 +6,7 @@ from src.services.email import EmailService, get_email_service
 from src.services.auth import AuthService
 from src.services.users.service import UserService
 from dataclasses import dataclass
-from src.infra.db import get_database
-from src.infra.users import UserRepoImpl
+from src.infra import get_database, UserRepoImpl
 from waitress import serve
 from flask import Flask
 import argparse
diff --git a/src/utils/secret.py b/src/utils/secret.py
index 1828827..15fdc96 100644
--- a/src/utils/secret.py
+++ b/src/utils/secret.py
@@ -7,6 +7,12 @@ class SecretBox[T]:
     def expose_secret(self) -> T:
         return self._item
 
+    def __eq__(self, other):
+        if not isinstance(other, SecretBox):
+            return False
+
+        return self._item == other._item
+
     def __str__(self):
         return '<SECRET>'