Chore: homepage tests (#6278)

src/widgets/stocks/component.test.jsx

@@ -0,0 +1,43 @@
+// @vitest-environment jsdom
+
+import { screen } from "@testing-library/react";
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+import { renderWithProviders } from "test-utils/render-with-providers";
+
+const { useWidgetAPI } = vi.hoisted(() => ({ useWidgetAPI: vi.fn() }));
+vi.mock("utils/proxy/use-widget-api", () => ({ default: useWidgetAPI }));
+
+import Component from "./component";
+
+describe("widgets/stocks/component", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("renders invalid configuration message when watchlist is empty", () => {
+    useWidgetAPI.mockReturnValue({ data: undefined, error: undefined });
+
+    renderWithProviders(<Component service={{ widget: { type: "stocks", watchlist: [] } }} />, {
+      settings: { hideErrors: false },
+    });
+
+    expect(screen.getByText("stocks.invalidConfiguration")).toBeInTheDocument();
+  });
+
+  it("renders stock items for a valid watchlist", () => {
+    useWidgetAPI.mockImplementation((_widget, endpoint) => {
+      if (endpoint === "quote") return { data: { dp: 1.23, c: 100 }, error: undefined };
+      if (endpoint === "status") return { data: { isOpen: true }, error: undefined };
+      return { data: undefined, error: undefined };
+    });
+
+    renderWithProviders(
+      <Component service={{ widget: { type: "stocks", watchlist: ["AAPL"], showUSMarketStatus: true } }} />,
+      { settings: { hideErrors: false } },
+    );
+
+    expect(screen.getByText("AAPL")).toBeInTheDocument();
+    expect(screen.getByText("1.23%")).toBeInTheDocument();
+  });
+});

src/widgets/stocks/widget.test.js

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+import { describe, it } from "vitest";
+
+import { expectWidgetConfigShape } from "test-utils/widget-config";
+
+import widget from "./widget";
+
+describe("stocks widget config", () => {
+  it("exports a valid widget config", () => {
+    expectWidgetConfigShape(widget);
+  });
+});