import { assertEquals, assertExists } from "@std/assert";
import {
  clearToken,
  getCryptoString,
  makeErrorResponse,
  makeSuccessResponse,
  setToken,
} from "utils/server.ts";

Deno.test("getCryptoString - produces correct MD5 hash", async () => {
  const result = await getCryptoString("hello", "MD5");
  assertEquals(result, "5d41402abc4b2a76b9719d911017c592");
});

Deno.test("getCryptoString - produces correct SHA-256 hash", async () => {
  const result = await getCryptoString("hello", "SHA-256");
  assertEquals(
    result,
    "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824",
  );
});

Deno.test("getCryptoString - different inputs produce different hashes", async () => {
  const hash1 = await getCryptoString("input1", "MD5");
  const hash2 = await getCryptoString("input2", "MD5");
  assertExists(hash1);
  assertExists(hash2);
  assertEquals(hash1 !== hash2, true);
});

Deno.test("makeSuccessResponse - returns correct JSON structure with object data", async () => {
  const res = makeSuccessResponse({ name: "test", value: 42 });
  const body = await res.json();
  assertEquals(body.success, true);
  assertEquals(body.data, { name: "test", value: 42 });
  assertEquals(res.headers.get("Content-Type"), "application/json");
});

Deno.test("makeSuccessResponse - returns correct JSON structure with string data", async () => {
  const res = makeSuccessResponse("hello");
  const body = await res.json();
  assertEquals(body.success, true);
  assertEquals(body.data, "hello");
});

Deno.test("makeSuccessResponse - returns correct JSON structure with boolean data", async () => {
  const res = makeSuccessResponse(true);
  const body = await res.json();
  assertEquals(body.success, true);
  assertEquals(body.data, true);
});

Deno.test("makeSuccessResponse - returns correct JSON structure with array data", async () => {
  const res = makeSuccessResponse([{ id: 1 }, { id: 2 }]);
  const body = await res.json();
  assertEquals(body.success, true);
  assertEquals(body.data, [{ id: 1 }, { id: 2 }]);
});

Deno.test("makeErrorResponse - returns correct JSON structure", async () => {
  const res = makeErrorResponse();
  const body = await res.json();
  assertEquals(body.success, false);
  assertEquals(body.data, undefined);
  assertEquals(res.headers.get("Content-Type"), "application/json");
});

Deno.test("setToken - sets pd-user-token cookie on response", () => {
  const res = new Response(null, { headers: new Headers() });
  setToken(res, "test-token-value");
  const cookieHeader = res.headers.get("set-cookie");
  assertExists(cookieHeader);
  assertEquals(cookieHeader!.includes("pd-user-token=test-token-value"), true);
  assertEquals(cookieHeader!.includes("Path=/"), true);
});

Deno.test("clearToken - deletes pd-user-token cookie", () => {
  const res = new Response(null, { headers: new Headers() });
  clearToken(res);
  const cookieHeader = res.headers.get("set-cookie");
  assertExists(cookieHeader);
  assertEquals(cookieHeader!.includes("pd-user-token="), true);
});