test: add src/renderer.test.ts

src/renderer.test.ts

@@ -0,0 +1,24 @@
+// @ts-nocheck
+
+jest.mock("./index.css", () => ({}));
+
+const mockConsoleLog = jest.fn();
+
+beforeAll(() => {
+  jest.spyOn(console, "log").mockImplementation(mockConsoleLog);
+});
+
+afterAll(() => {
+  (console.log as jest.Mock).mockRestore();
+});
+
+describe("renderer", () => {
+  it("should log the expected message and import css without throwing", () => {
+    expect(() => {
+      require("./renderer");
+    }).not.toThrow();
+    expect(mockConsoleLog).toHaveBeenCalledWith(
+      '👋 This message is being logged by "renderer.ts", included via Vite',
+    );
+  });
+});