Chore: homepage tests (#6278)

src/widgets/portainer/component.test.jsx

@@ -0,0 +1,86 @@
+// @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/portainer/component", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("defaults fields for non-kubernetes and renders placeholders while loading", () => {
+    useWidgetAPI.mockReturnValue({ data: undefined, error: undefined });
+
+    const service = { widget: { type: "portainer", kubernetes: false } };
+    const { container } = renderWithProviders(<Component service={service} />, { settings: { hideErrors: false } });
+
+    expect(service.widget.fields).toEqual(["running", "stopped", "total"]);
+    expect(container.querySelectorAll(".service-block")).toHaveLength(3);
+    expect(screen.getByText("portainer.running")).toBeInTheDocument();
+    expect(screen.getByText("portainer.stopped")).toBeInTheDocument();
+    expect(screen.getByText("portainer.total")).toBeInTheDocument();
+  });
+
+  it("renders running/stopped/total when container list is loaded", () => {
+    useWidgetAPI.mockReturnValue({
+      data: [{ State: "running" }, { State: "running" }, { State: "exited" }],
+      error: undefined,
+    });
+
+    const { container } = renderWithProviders(<Component service={{ widget: { type: "portainer" } }} />, {
+      settings: { hideErrors: false },
+    });
+
+    expectBlockValue(container, "portainer.running", 2);
+    expectBlockValue(container, "portainer.stopped", 1);
+    expectBlockValue(container, "portainer.total", 3);
+  });
+
+  it("renders kubernetes placeholders when enabled", () => {
+    useWidgetAPI.mockReturnValue({ data: undefined, error: undefined });
+
+    const service = { widget: { type: "portainer", kubernetes: true } };
+    const { container } = renderWithProviders(<Component service={service} />, { settings: { hideErrors: false } });
+
+    expect(service.widget.fields).toEqual(["applications", "services", "namespaces"]);
+    expect(container.querySelectorAll(".service-block")).toHaveLength(3);
+    expect(screen.getByText("portainer.applications")).toBeInTheDocument();
+    expect(screen.getByText("portainer.services")).toBeInTheDocument();
+    expect(screen.getByText("portainer.namespaces")).toBeInTheDocument();
+  });
+
+  it("renders kubernetes counts when loaded", () => {
+    useWidgetAPI.mockImplementation((_widget, endpoint) => {
+      if (endpoint === "kubernetes/applications") return { data: 1, error: undefined };
+      if (endpoint === "kubernetes/services") return { data: 2, error: undefined };
+      if (endpoint === "kubernetes/namespaces") return { data: 3, error: undefined };
+      // container count isn't used in kubernetes mode (endpoint = "" => url null)
+      return { data: undefined, error: undefined };
+    });
+
+    const { container } = renderWithProviders(
+      <Component service={{ widget: { type: "portainer", kubernetes: true } }} />,
+      {
+        settings: { hideErrors: false },
+      },
+    );
+
+    expectBlockValue(container, "portainer.applications", 1);
+    expectBlockValue(container, "portainer.services", 2);
+    expectBlockValue(container, "portainer.namespaces", 3);
+  });
+});

src/widgets/portainer/widget.test.js

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