Initial commit: Add OpenAPI Mock Server project

.tests/test_server.py

@@ -0,0 +1,135 @@
+"""Tests for the server module."""
+
+import pytest
+from fastapi.testclient import TestClient
+
+from openapi_mock.server.server import (
+    create_app,
+    OpenAPIMockServer,
+    ResponseDelayMiddleware,
+    AuthMiddleware,
+)
+
+
+class TestCreateApp:
+    """Tests for create_app function."""
+
+    def test_create_app_with_spec(self, temp_spec_file):
+        """Test creating a FastAPI app from OpenAPI spec."""
+        app = create_app(temp_spec_file)
+        assert app is not None
+        assert app.title == "Test API"
+
+    def test_create_app_with_delay(self, temp_spec_file):
+        """Test creating app with response delay."""
+        app = create_app(temp_spec_file, delay_range=(0.1, 0.5))
+        assert app is not None
+
+    def test_create_app_with_auth(self, temp_spec_file):
+        """Test creating app with authentication."""
+        app = create_app(temp_spec_file, auth_type="bearer")
+        assert app is not None
+
+
+class TestOpenAPIMockServer:
+    """Tests for OpenAPIMockServer class."""
+
+    def test_server_initialization(self, temp_spec_file):
+        """Test server initialization from spec."""
+        server = OpenAPIMockServer(temp_spec_file)
+        assert server.spec_path == temp_spec_file
+        assert server.app is not None
+
+    def test_server_routes(self, temp_spec_file):
+        """Test that server has expected routes."""
+        server = OpenAPIMockServer(temp_spec_file)
+        routes = [r.path for r in server.app.routes]
+        assert "/users" in routes
+
+
+class TestServerEndpoints:
+    """Tests for server endpoint responses."""
+
+    def test_get_users_endpoint(self, temp_spec_file, sample_openapi_spec):
+        """Test GET /users endpoint returns valid response."""
+        app = create_app(temp_spec_file)
+        client = TestClient(app)
+        response = client.get("/users")
+        assert response.status_code == 200
+        data = response.json()
+        assert isinstance(data, list)
+
+    def test_get_user_by_id_endpoint(self, temp_spec_file):
+        """Test GET /users/{userId} endpoint."""
+        app = create_app(temp_spec_file)
+        client = TestClient(app)
+        response = client.get("/users/123")
+        assert response.status_code == 200
+        data = response.json()
+        assert isinstance(data, dict)
+
+    def test_create_user_endpoint(self, temp_spec_file):
+        """Test POST /users endpoint."""
+        app = create_app(temp_spec_file)
+        client = TestClient(app)
+        response = client.post("/users", json={"name": "test"})
+        assert response.status_code == 200
+
+
+class TestAuthenticationMiddleware:
+    """Tests for authentication middleware."""
+
+    def test_no_auth_required(self, temp_spec_file):
+        """Test endpoints work without auth when auth is none."""
+        app = create_app(temp_spec_file, auth_type="none")
+        client = TestClient(app)
+        response = client.get("/users")
+        assert response.status_code == 200
+
+    def test_bearer_auth_missing(self, temp_spec_file):
+        """Test request fails without Bearer token."""
+        app = create_app(temp_spec_file, auth_type="bearer")
+        client = TestClient(app)
+        response = client.get("/users")
+        assert response.status_code == 401
+
+    def test_bearer_auth_valid(self, temp_spec_file):
+        """Test request succeeds with valid Bearer token."""
+        app = create_app(temp_spec_file, auth_type="bearer")
+        client = TestClient(app)
+        response = client.get("/users", headers={"Authorization": "Bearer test-token"})
+        assert response.status_code == 200
+
+    def test_api_key_missing(self, temp_spec_file):
+        """Test request fails without API key."""
+        app = create_app(temp_spec_file, auth_type="api_key")
+        client = TestClient(app)
+        response = client.get("/users")
+        assert response.status_code == 401
+
+    def test_api_key_valid(self, temp_spec_file):
+        """Test request succeeds with valid API key."""
+        app = create_app(
+            temp_spec_file,
+            auth_type="api_key",
+            auth_config={"api_keys": ["test-key-123"]}
+        )
+        client = TestClient(app)
+        response = client.get("/users", headers={"X-API-Key": "test-key-123"})
+        assert response.status_code == 200
+
+    def test_basic_auth_missing(self, temp_spec_file):
+        """Test request fails without Basic auth."""
+        app = create_app(temp_spec_file, auth_type="basic")
+        client = TestClient(app)
+        response = client.get("/users")
+        assert response.status_code == 401
+
+    def test_basic_auth_valid(self, temp_spec_file):
+        """Test request succeeds with valid Basic auth."""
+        import base64
+        app = create_app(temp_spec_file, auth_type="basic")
+        client = TestClient(app)
+        credentials = base64.b64encode(b"user:password").decode()
+        response = client.get("/users", headers={"Authorization": f"Basic {credentials}"})
+        assert response.status_code == 200