feat: finish the homepage plugin, move service links and canvas out of core (B19)

src/ui/tests/lib/apply-ui-preset.test.ts

@@ -0,0 +1,71 @@
+import { afterEach, describe, expect, it, vi } from "vitest";
+
+const registered = vi.hoisted(() => ({
+  cards: new Map<
+    string,
+    { defaultHeight?: number; defaultPanel?: "main" | "side" }
+  >(),
+}));
+
+vi.mock("@/dashboard/dashboard-cards-registry", () => ({
+  getRegisteredDashboardCard: (id: string) => registered.cards.get(id),
+}));
+
+const { buildDashboardSlots } = await import("../../lib/apply-ui-preset.js");
+
+afterEach(() => {
+  registered.cards.clear();
+});
+
+describe("buildDashboardSlots", () => {
+  it("places core cards in the main panel by default", () => {
+    const slots = buildDashboardSlots(["stats_bar", "quick_actions"]);
+    expect(slots.map((s) => s.panel)).toEqual(["main", "main"]);
+    expect(slots.map((s) => s.height)).toEqual([96, 160]);
+  });
+
+  it("keeps recent_activity in the side panel", () => {
+    const slots = buildDashboardSlots(["stats_bar", "recent_activity"]);
+    expect(slots.find((s) => s.id === "recent_activity")?.panel).toBe("side");
+  });
+
+  it("reads a plugin card's own height and panel from the registry", () => {
+    registered.cards.set("service_links", {
+      defaultHeight: 200,
+      defaultPanel: "side",
+    });
+    const slots = buildDashboardSlots(["stats_bar", "service_links"]);
+    const link = slots.find((s) => s.id === "service_links");
+    expect(link?.panel).toBe("side");
+    expect(link?.height).toBe(200);
+  });
+
+  it("defaults an unregistered plugin card to the main panel with no fixed height", () => {
+    const slots = buildDashboardSlots(["some_plugin_card"]);
+    expect(slots).toEqual([
+      {
+        key: "some_plugin_card_0",
+        id: "some_plugin_card",
+        panel: "main",
+        order: 0,
+        height: null,
+      },
+    ]);
+  });
+
+  it("orders main and side cards independently", () => {
+    registered.cards.set("service_links", { defaultPanel: "side" });
+    const slots = buildDashboardSlots([
+      "stats_bar",
+      "service_links",
+      "quick_actions",
+      "recent_activity",
+    ]);
+    expect(slots.map((s) => [s.id, s.panel, s.order])).toEqual([
+      ["stats_bar", "main", 0],
+      ["service_links", "side", 0],
+      ["quick_actions", "main", 1],
+      ["recent_activity", "side", 1],
+    ]);
+  });
+});