All api calls from tests use same chaiHttp implementation

Removes a list of fetch alternatives after being replaced by chaiHttp:
 - request
 - request-promise
 - supertest
 - supertest-as-promised

tests/system/asAnAnonymousUserIWantToSearchForAMovie.js

@@ -1,17 +1,29 @@
-const request = require("supertest-as-promised");
-const app = require("../../src/webserver/app");
+const assert = require("assert");
+const chai = require("chai");
+const chaiHttp = require("chai-http");
+
+const server = require("../../src/webserver/server");
 const resetDatabase = require("../helpers/resetDatabase");
 const createCacheEntry = require("../helpers/createCacheEntry");
 const interstellarQuerySuccess = require("../fixtures/interstellar-query-movie-success-response.json");
 
+chai.use(chaiHttp);
+
 describe("As an anonymous user I want to search for a movie", () => {
   beforeEach(() => resetDatabase());
   beforeEach(() =>
-    createCacheEntry("mos:1:interstellar", interstellarQuerySuccess)
+    createCacheEntry("tmdb/mos:1:interstellar:false", interstellarQuerySuccess)
   );
 
-  it("should return 200 with the search results even if user is not logged in", () =>
-    request(app)
+  it("should return 200 with the search results even if user is not logged in", done => {
+    chai
+      .request(server)
       .get("/api/v2/search/movie?query=interstellar&page=1")
-      .expect(200));
+      .end((error, response) => {
+        // console.log(response);
+
+        assert.equal(response?.status, 200);
+        done();
+      });
+  });
 });