fix(templates): mcpToolPermissions persisté via create/update_template — désérialisation par alias préférés (mcpToolPermissions > defaultMcpToolPermissions > defaultMcpToolPolicy) sur les DTO Create/UpdateTemplateRequestDto — #244 (QA verte)

frontend/src/features/templates/templates.test.tsx

@@ -239,6 +239,46 @@ describe("TemplatesPanel (with MockTemplateGateway)", () => {
     expect(templates[0].contentMd).toBe("# Updated content");
   });
 
+  it("reopening an edited template preserves saved MCP tool permissions in the editor", async () => {
+    const agent = new MockAgentGateway();
+    const tmpl = new MockTemplateGateway(agent);
+    await tmpl.createTemplate({
+      name: "Permissioned",
+      content: "# Initial",
+      defaultProfileId: "",
+      mcpToolPermissions: null,
+    });
+    renderTemplatesPanel({ agent, template: tmpl });
+
+    await screen.findByText("Permissioned");
+
+    fireEvent.click(screen.getByRole("button", { name: "edit Permissioned" }));
+    await waitFor(() => {
+      expect(screen.getByLabelText("template MCP tool idea_ticket_read")).toBeTruthy();
+    });
+
+    const checkbox = screen.getByLabelText(
+      "template MCP tool idea_ticket_read",
+    ) as HTMLInputElement;
+    expect(checkbox.checked).toBe(false);
+    fireEvent.click(checkbox);
+    expect(checkbox.checked).toBe(true);
+    fireEvent.click(screen.getByRole("button", { name: "Save template" }));
+
+    await waitFor(() => {
+      expect(screen.queryByLabelText("template editor")).toBeNull();
+    });
+
+    fireEvent.click(screen.getByRole("button", { name: "edit Permissioned" }));
+    await waitFor(() => {
+      expect(screen.getByLabelText("template MCP tool idea_ticket_read")).toBeTruthy();
+    });
+
+    expect(
+      (screen.getByLabelText("template MCP tool idea_ticket_read") as HTMLInputElement).checked,
+    ).toBe(true);
+  });
+
   it("deleting a template removes it from the list", async () => {
     renderTemplatesPanel();
     await createTemplate("ToDelete");