Module-Decomposition/custom-middlewares/app.test.js at abd7f54f3ec02243b96845ba7af9383a3084902d · CodeYourFuture/Module-Decomposition · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
const request = require("supertest");
const app = require("./app");

describe("POST /subjects", () => {

  test("responds with authenticated message", async () => {
    const response = await request(app)
      .post("/subjects")
      .set("X-Username", "Ahmed")
      .send(["Birds", "Bats"]);

    expect(response.statusCode).toBe(200);
    expect(response.text).toContain("You are authenticated as Ahmed.");
    expect(response.text).toContain(
      "You have requested information about 2 subjects: Birds, Bats."
    );
  });

  test("responds with not authenticated when header missing", async () => {
    const response = await request(app)
      .post("/subjects")
      .send(["Bees"]);

    expect(response.statusCode).toBe(200);
    expect(response.text).toContain("You are not authenticated.");
    expect(response.text).toContain(
      "You have requested information about 1 subject: Bees."
    );
  });

  test("rejects non-array body", async () => {
    const response = await request(app)
      .post("/subjects")
      .send({ wrong: "format" });

    expect(response.statusCode).toBe(400);
  });

  test("rejects array with non-strings", async () => {
    const response = await request(app)
      .post("/subjects")
      .send([1, 2, 3]);

    expect(response.statusCode).toBe(400);
  });

  test("responds with empty subjects message", async () => {
    const response = await request(app)
      .post("/subjects")
      .send([]);

    expect(response.statusCode).toBe(200);
    expect(response.text).toContain(
      "You have requested information about 0 subjects."
    );
  });

});