Checkpoint: Budget réel confirmé en ordre décroissant de montant total ; graphique en barres annuel comparant les montants BAP et abonnements ajouté au tableau de bord.

server/invoiceAnalytics.test.ts

@@ -21,4 +21,13 @@ describe("agrégats de facturation", () => {
       { supplierName: "SFR", subscriptionCount: 1, subscriptionAmount: 20, nonSubscriptionCount: 1, nonSubscriptionAmount: 100, totalAmount: 120 },
     ]);
   });
+
+  it("classe le budget du fournisseur le plus facturé au moins facturé", () => {
+    const rows = buildSupplierBudgetSummary([
+      ...invoices,
+      { invoiceDate: "2026-05-22", createdAt: "2026-05-22", status: "completed", isSubscription: 0, supplierName: "Orange", totalAmount: "300" },
+    ], "2026", "05");
+
+    expect(rows.map((row) => row.supplierName)).toEqual(["Orange", "SFR"]);
+  });
 });