import { describe, it, expect, beforeEach, vi } from "vitest";

// Mock server-only avant l'import du module sous test (sinon ça jette).
vi.mock("server-only", () => ({}));

describe("sendEmail (dry-run sans RESEND_API_KEY)", () => {
  beforeEach(() => {
    delete process.env.RESEND_API_KEY;
    vi.resetModules();
  });

  it("renvoie ok=true + reason=dry-run quand pas de clé", async () => {
    const { sendEmail } = await import("@/lib/email");
    const res = await sendEmail({
      to: "test@example.com",
      subject: "hello",
      html: "<p>world</p>",
    });
    expect(res.ok).toBe(true);
    expect(res.reason).toBe("dry-run");
  });

  it("n'écrit pas d'erreur quand pas de clé", async () => {
    const errSpy = vi.spyOn(console, "error").mockImplementation(() => {});
    const { sendEmail } = await import("@/lib/email");
    await sendEmail({ to: "x@y.z", subject: "s", html: "h" });
    expect(errSpy).not.toHaveBeenCalled();
    errSpy.mockRestore();
  });
});