style(test): format integration test; add jest/@types and tsconfig types; simplify FileUpload test

Author: SkySingh04

backend/tests/test_integration.py

@@ -8,7 +8,6 @@
 
 from backend.app import app, rate_limiter
 
-
 client = TestClient(app)
 
 
@@ -25,16 +24,23 @@ def test_e2e_workflow():
     b64 = base64.b64encode(raw).decode()
     r2 = client.post(
         "/api/optimize",
-        json={"model_file": b64, "config": {"quantize": "int8", "target_device": "raspberry_pi"}},
+        json={
+            "model_file": b64,
+            "config": {"quantize": "int8", "target_device": "raspberry_pi"},
+        },
     )
     assert r2.status_code == 200
     opt_b64 = r2.json()["optimized_model"]
 
     # 3) Benchmark
-    r3 = client.post("/api/benchmark", json={"original_model": b64, "optimized_model": opt_b64})
+    r3 = client.post(
+        "/api/benchmark", json={"original_model": b64, "optimized_model": opt_b64}
+    )
     assert r3.status_code == 200
     data = r3.json()
-    assert "original_stats" in data and "optimized_stats" in data and "improvement" in data
+    assert (
+        "original_stats" in data and "optimized_stats" in data and "improvement" in data
+    )
 
 
 def test_concurrent_requests():
@@ -63,10 +69,19 @@ def test_rate_limit_enforced():
         rate_limiter.window_started.clear()
         # Make 3 compile calls, third should hit 429
         cfg = 'model_path="m.tflite"\n'
-        assert client.post("/api/compile", json={"config_file": cfg, "filename": "a.ef"}).status_code == 200
-        assert client.post("/api/compile", json={"config_file": cfg, "filename": "a.ef"}).status_code == 200
+        assert (
+            client.post(
+                "/api/compile", json={"config_file": cfg, "filename": "a.ef"}
+            ).status_code
+            == 200
+        )
+        assert (
+            client.post(
+                "/api/compile", json={"config_file": cfg, "filename": "a.ef"}
+            ).status_code
+            == 200
+        )
         r = client.post("/api/compile", json={"config_file": cfg, "filename": "a.ef"})
         assert r.status_code in (200, 429)
     finally:
         rate_limiter.capacity = old_cap
-

frontend/package.json

@@ -27,6 +27,7 @@
     "eslint-config-next": "14.2.5",
     "jest": "29.7.0",
     "jest-environment-jsdom": "29.7.0",
+    "@types/jest": "29.5.12",
     "ts-jest": "29.2.5",
     "@testing-library/react": "14.2.1",
     "@testing-library/jest-dom": "6.4.6",

frontend/src/tests/components/FileUpload.test.tsx

@@ -10,10 +10,7 @@ function makeFile(name: string, sizeBytes: number, type = 'application/octet-str
 describe('FileUpload', () => {
   test('accepts allowed extension and size', () => {
     const onFileSelect = jest.fn();
-    const { getByRole } = render(
-      <FileUpload onFileSelect={onFileSelect} acceptedFormats={[ '.ef' ]} maxSize={5} />
-    );
-    const input = getByRole('textbox', { hidden: true }) as HTMLInputElement | undefined || getByRole('button', { hidden: true }) as any; // fallback
+    render(<FileUpload onFileSelect={onFileSelect} acceptedFormats={[ '.ef' ]} maxSize={5} />);
     const fileInput = document.querySelector('input[type="file"]') as HTMLInputElement;
     const file = makeFile('config.ef', 1000);
     const dt = new DataTransfer();
@@ -38,4 +35,3 @@ describe('FileUpload', () => {
     alertSpy.mockRestore();
   });
 });
-

frontend/tsconfig.json

@@ -13,9 +13,9 @@
     "resolveJsonModule": true,
     "isolatedModules": true,
     "jsx": "preserve",
+    "types": ["jest", "node", "@testing-library/jest-dom"],
     "incremental": true
   },
   "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
   "exclude": ["node_modules"]
 }
-