Chore: homepage tests (#6278)

src/widgets/beszel/component.test.jsx

@@ -0,0 +1,97 @@
+// @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";
+import { findServiceBlockByLabel } from "test-utils/widget-assertions";
+
+const { useWidgetAPI } = vi.hoisted(() => ({ useWidgetAPI: vi.fn() }));
+
+vi.mock("utils/proxy/use-widget-api", () => ({ default: useWidgetAPI }));
+
+import Component from "./component";
+
+function expectBlockValue(container, label, value) {
+  const block = findServiceBlockByLabel(container, label);
+  expect(block, `missing block for ${label}`).toBeTruthy();
+  expect(block.textContent).toContain(String(value));
+}
+
+describe("widgets/beszel/component", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("renders placeholders while loading (systems view)", () => {
+    useWidgetAPI.mockReturnValue({ data: undefined, error: undefined });
+
+    const service = { widget: { type: "beszel" } };
+    const { container } = renderWithProviders(<Component service={service} />, { settings: { hideErrors: false } });
+
+    expect(service.widget.fields).toEqual(["systems", "up"]);
+    expect(container.querySelectorAll(".service-block")).toHaveLength(2);
+    expect(screen.getByText("beszel.systems")).toBeInTheDocument();
+    expect(screen.getByText("beszel.up")).toBeInTheDocument();
+  });
+
+  it("renders system totals when loaded (systems view)", () => {
+    useWidgetAPI.mockReturnValue({
+      data: {
+        totalItems: 3,
+        items: [{ status: "up" }, { status: "down" }, { status: "up" }],
+      },
+      error: undefined,
+    });
+
+    const { container } = renderWithProviders(<Component service={{ widget: { type: "beszel" } }} />, {
+      settings: { hideErrors: false },
+    });
+
+    expectBlockValue(container, "beszel.systems", 3);
+    expectBlockValue(container, "beszel.up", "2 / 3");
+  });
+
+  it("renders selected system details and filters to 4 default fields", () => {
+    useWidgetAPI.mockReturnValue({
+      data: {
+        totalItems: 1,
+        items: [
+          {
+            id: "sys1",
+            name: "MySystem",
+            status: "up",
+            updated: 123,
+            info: { cpu: 10, mp: 20, dp: 30, b: 40 },
+          },
+        ],
+      },
+      error: undefined,
+    });
+
+    const service = { widget: { type: "beszel", systemId: "sys1" } };
+    const { container } = renderWithProviders(<Component service={service} />, { settings: { hideErrors: false } });
+
+    expect(service.widget.fields).toEqual(["name", "status", "cpu", "memory"]);
+    expect(container.querySelectorAll(".service-block")).toHaveLength(4);
+
+    expectBlockValue(container, "beszel.name", "MySystem");
+    expectBlockValue(container, "beszel.status", "beszel.up");
+    expectBlockValue(container, "beszel.cpu", 10);
+    expectBlockValue(container, "beszel.memory", 20);
+    expect(screen.queryByText("beszel.updated")).toBeNull();
+  });
+
+  it("renders error when systemId is not found", () => {
+    useWidgetAPI.mockReturnValue({
+      data: { totalItems: 1, items: [{ id: "sys1", name: "MySystem", status: "up", info: {} }] },
+      error: undefined,
+    });
+
+    renderWithProviders(<Component service={{ widget: { type: "beszel", systemId: "missing" } }} />, {
+      settings: { hideErrors: false },
+    });
+
+    expect(screen.getByText("System with id missing not found")).toBeInTheDocument();
+  });
+});