Add widget component tests (scrutiny..tailscale)

src/widgets/suwayomi/component.test.jsx

@@ -0,0 +1,55 @@
+// @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/suwayomi/component", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("defaults fields while loading and renders placeholders", () => {
+    useWidgetAPI.mockReturnValue({ data: undefined, error: undefined });
+
+    const service = { widget: { type: "suwayomi" } };
+    const { container } = renderWithProviders(<Component service={service} />, { settings: { hideErrors: false } });
+
+    expect(service.widget.fields).toEqual(["download", "nondownload", "read", "unread"]);
+    expect(container.querySelectorAll(".service-block")).toHaveLength(4);
+    expect(screen.getByText("suwayomi.download")).toBeInTheDocument();
+    expect(screen.getByText("suwayomi.nondownload")).toBeInTheDocument();
+    expect(screen.getByText("suwayomi.read")).toBeInTheDocument();
+    expect(screen.getByText("suwayomi.unread")).toBeInTheDocument();
+  });
+
+  it("renders mapped label blocks when loaded", () => {
+    useWidgetAPI.mockReturnValue({
+      data: [
+        { label: "suwayomi.download", count: 1 },
+        { label: "suwayomi.read", count: 2 },
+      ],
+      error: undefined,
+    });
+
+    const { container } = renderWithProviders(<Component service={{ widget: { type: "suwayomi" } }} />, {
+      settings: { hideErrors: false },
+    });
+
+    expectBlockValue(container, "suwayomi.download", 1);
+    expectBlockValue(container, "suwayomi.read", 2);
+  });
+});