Add domain tests for all of authz

tests/domain/test_users.py

@@ -0,0 +1,72 @@
+import pytest
+from uuid import uuid4, UUID
+
+from atst.domain.users import Users
+from atst.domain.exceptions import NotFoundError, AlreadyExistsError
+
+@pytest.fixture()
+def users_repo(db) -> Users:
+    return Users(db)
+
+
+@pytest.fixture(scope="function")
+def user_id():
+    return uuid4()
+
+
+def test_create_user(users_repo, user_id):
+    user = users_repo.create(user_id, "developer")
+    assert user.id == user_id
+
+
+def test_create_user_with_nonexistent_role(users_repo, user_id):
+    with pytest.raises(NotFoundError):
+        users_repo.create(user_id, "nonexistent")
+
+
+def test_create_already_existing_user(users_repo, user_id):
+    users_repo.create(user_id, "developer")
+    with pytest.raises(AlreadyExistsError):
+        users_repo.create(user_id, "developer")
+
+
+def test_get_or_create_nonexistent_user(users_repo, user_id):
+    user = users_repo.get_or_create(user_id, atat_role_name="developer")
+    assert user.id == user_id
+
+
+def test_get_or_create_existing_user(users_repo, user_id):
+    users_repo.get_or_create(user_id, atat_role_name="developer")
+    user = users_repo.get_or_create(user_id, atat_role_name="developer")
+    assert user
+
+
+def test_get_user(users_repo, user_id):
+    users_repo.create(user_id, "developer")
+    user = users_repo.get(user_id)
+    assert user.id == user_id
+
+
+def test_get_nonexistent_user(users_repo, user_id):
+    users_repo.create(user_id, "developer")
+    with pytest.raises(NotFoundError):
+        users_repo.get(uuid4())
+
+
+def test_update_user(users_repo, user_id):
+    users_repo.create(user_id, "developer")
+    updated_user = users_repo.update(user_id, "ccpo")
+
+    assert updated_user.atat_role.name == "ccpo"
+
+
+def test_update_nonexistent_user(users_repo, user_id):
+    users_repo.create(user_id, "developer")
+    with pytest.raises(NotFoundError):
+        users_repo.update(uuid4(), "ccpo")
+
+
+def test_update_existing_user_with_nonexistent_role(users_repo, user_id):
+    users_repo.create(user_id, "developer")
+    with pytest.raises(NotFoundError):
+        users_repo.update(user_id, "nonexistent")