Chore: homepage tests (#6278)

src/widgets/uptimekuma/component.test.jsx

@@ -0,0 +1,66 @@
+// @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/uptimekuma/component", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("renders placeholders while loading", () => {
+    useWidgetAPI.mockReturnValue({ data: undefined, error: undefined });
+
+    const { container } = renderWithProviders(<Component service={{ widget: { type: "uptimekuma" } }} />, {
+      settings: { hideErrors: false },
+    });
+
+    expect(container.querySelectorAll(".service-block")).toHaveLength(4);
+    expect(screen.getByText("uptimekuma.up")).toBeInTheDocument();
+    expect(screen.getByText("uptimekuma.down")).toBeInTheDocument();
+    expect(screen.getByText("uptimekuma.uptime")).toBeInTheDocument();
+    expect(screen.getByText("uptimekuma.incidents")).toBeInTheDocument();
+  });
+
+  it("computes site up/down and uptime percent when loaded (no incident)", () => {
+    useWidgetAPI.mockImplementation((_widget, endpoint) => {
+      if (endpoint === "status_page") return { data: { incident: null }, error: undefined };
+      if (endpoint === "heartbeat") {
+        return {
+          data: {
+            heartbeatList: {
+              a: [{ status: 1 }],
+              b: [{ status: 0 }],
+            },
+            uptimeList: { a: 0.5, b: 1 },
+          },
+          error: undefined,
+        };
+      }
+      return { data: undefined, error: undefined };
+    });
+
+    const { container } = renderWithProviders(<Component service={{ widget: { type: "uptimekuma" } }} />, {
+      settings: { hideErrors: false },
+    });
+
+    expectBlockValue(container, "uptimekuma.up", 1);
+    expectBlockValue(container, "uptimekuma.down", 1);
+    // avg = (0.5 + 1) / 2 = 0.75 => "75.0"
+    expectBlockValue(container, "uptimekuma.uptime", "75.0");
+  });
+});

src/widgets/uptimekuma/widget.test.js

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