import { assertEquals, assertExists } from "@std/assert";
import { mockFetch, restoreFetch } from "../helpers/api_mock.ts";
import { notes, students } from "../helpers/fixtures.ts";
import { cleanupDOM, setupDOM } from "../helpers/render.ts";

Deno.test("fixtures - students have expected shape", () => {
  assertEquals(students.length, 3);
  assertEquals(students[0].nom, "Dupont");
  assertExists(students[0].numEtud);
});

Deno.test("mockFetch - returns mocked data for matching route", async () => {
  mockFetch({
    "/students": students,
    "/notes": notes,
  });

  try {
    const res = await fetch("http://localhost/api/students");
    assertEquals(res.status, 200);

    const data = await res.json();
    assertEquals(data.length, 3);
    assertEquals(data[0].nom, "Dupont");
  } finally {
    restoreFetch();
  }
});

Deno.test("mockFetch - returns 404 for unknown routes", async () => {
  mockFetch({});

  try {
    const res = await fetch("http://localhost/api/unknown");
    assertEquals(res.status, 404);
  } finally {
    restoreFetch();
  }
});

Deno.test({
  name: "happy-dom - document is available after setup",
  sanitizeResources: false,
  sanitizeOps: false,
  fn() {
  setupDOM();

  try {
    const doc = globalThis.document;
    assertExists(doc);

    const div = doc.createElement("div");
    div.textContent = "hello";
    doc.body.appendChild(div);

    assertEquals(doc.body.textContent, "hello");
  } finally {
    cleanupDOM();
  }
  },
});