test: integration tests for Flask web app routes

tests/test_app.py

@@ -0,0 +1,57 @@
+"""Integration tests for Flask web app."""
+
+import pytest
+from app import app
+
+
+@pytest.fixture
+def client():
+    app.config["TESTING"] = True
+    with app.test_client() as client:
+        yield client
+
+
+def test_index_page(client):
+    """GET / returns 200."""
+    resp = client.get("/")
+    assert resp.status_code == 200
+
+
+def test_jobs_page(client):
+    """GET /jobs returns 200."""
+    resp = client.get("/jobs")
+    assert resp.status_code == 200
+
+
+def test_api_models(client):
+    """GET /api/models returns JSON list."""
+    resp = client.get("/api/models")
+    assert resp.status_code == 200
+    data = resp.get_json()
+    assert isinstance(data, list)
+
+
+def test_api_jobs(client):
+    """GET /api/jobs returns JSON list."""
+    resp = client.get("/api/jobs")
+    assert resp.status_code == 200
+    data = resp.get_json()
+    assert isinstance(data, list)
+
+
+def test_upload_no_video(client):
+    """POST /upload without video returns 400."""
+    resp = client.post("/upload")
+    assert resp.status_code == 400
+
+
+def test_status_nonexistent(client):
+    """GET /status/nonexistent returns 404."""
+    resp = client.get("/status/nonexistent")
+    assert resp.status_code == 404
+
+
+def test_api_job_detail_nonexistent(client):
+    """GET /api/jobs/nonexistent returns 404."""
+    resp = client.get("/api/jobs/nonexistent")
+    assert resp.status_code == 404