feat(projets): routes /api/projects + files et git re-racinés

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

backend/tests/test_projects_routes.py

@@ -0,0 +1,46 @@
+import os
+import tempfile
+
+os.environ.setdefault("DATA_DIR", tempfile.mkdtemp())
+os.environ.setdefault("WORKSPACE_DIR", tempfile.mkdtemp())
+
+from fastapi.testclient import TestClient  # noqa: E402
+
+from app.main import app  # noqa: E402
+from app.config import settings  # noqa: E402
+
+client = TestClient(app)
+_ROOT = os.path.abspath(settings.workspace_dir)
+
+
+def test_creation_et_liste():
+    r = client.post("/api/projects", json={"name": "routedemo"})
+    assert r.status_code == 201
+    assert os.path.isdir(os.path.join(_ROOT, "routedemo", ".git"))
+    names = [p["name"] for p in client.get("/api/projects").json()["projects"]]
+    assert "routedemo" in names
+
+
+def test_nom_invalide_400():
+    assert client.post("/api/projects", json={"name": "../x"}).status_code == 400
+    assert client.post("/api/projects", json={"name": "Demo"}).status_code == 400
+
+
+def test_existant_400():
+    client.post("/api/projects", json={"name": "dup"})
+    assert client.post("/api/projects", json={"name": "dup"}).status_code == 400
+
+
+def test_files_re_racine():
+    client.post("/api/projects", json={"name": "scoped"})
+    with open(os.path.join(_ROOT, "scoped", "a.txt"), "w") as f:
+        f.write("x")
+    with open(os.path.join(_ROOT, "racine.txt"), "w") as f:
+        f.write("y")
+    tree = client.get("/api/files", params={"project": "scoped"}).json()["tree"]
+    names = [n["name"] for n in tree]
+    assert "a.txt" in names and "racine.txt" not in names
+
+
+def test_files_projet_invalide_400():
+    assert client.get("/api/files", params={"project": "../x"}).status_code == 400