diff --git a/src/tests.ts b/src/tests.ts
index eeb4b9c..4ffa49e 100644
--- a/src/tests.ts
+++ b/src/tests.ts
@@ -6,12 +6,12 @@ import {assert} from "chai";
 import {Movies} from "./movies";
 import {Movie} from "./movie";
 
+const movies = new Movies();
+const movieObject = movies.find("Tenet");
+const movie: Movie = new Movie(movies.convertJSON2Movie(movieObject));
 
-describe("Quiero obtener informacion de una pelicula", () => {
-    const movies = new Movies();
-    const movieObject = movies.find("Tenet");
-    const movie: Movie = new Movie(movies.convertJSON2Movie(movieObject));
 
+describe("Quiero obtener informacion de una pelicula", () => {
     describe("Pelicula existe", () => {
         it("Deberia existir", () => {
             assert.exists(movie);
@@ -32,11 +32,6 @@ describe("Quiero obtener informacion de una pelicula", () => {
             assert.isAtLeast(movie.voteAverage, 0);
             assert.isAtMost(movie.voteAverage, 10);
         });
-        /*    it("Spy", () => {
-                const spy = sinon.spy(Movie.prototype, "addReview");
-                const movie2 = movies.find("Tenet");
-                assert.equal(spy.callCount, 5);
-            });*/
     });
     describe("Pelicula no existe", () => {
         it("Salta error 'Movie does not exist'", () => {
@@ -46,4 +41,22 @@ describe("Quiero obtener informacion de una pelicula", () => {
             }, "Movie does not exist");
         });
     });
+});
+describe("Quiero saber la clasificacion tematica de una pelicula", () => {
+    const keywords = movie.extractKeywords();
+
+    it("Deberia obtener array y no estar vacio", () => {
+        assert.isArray(keywords);
+        assert.isNotEmpty(keywords);
+    });
+    it("Deberia incluir keywords 'story', 'dragon', 'hobbit'", () => {
+        assert.include(keywords, ["story"]);
+        assert.include(keywords, ["dragon"]);
+        assert.include(keywords, ["hobbit"]);
+    });
+    it("Deberia incluir keywords basadas en gustos 'amazing', 'love', 'great'", () => {
+        assert.include(keywords, ["amazing"]);
+        assert.include(keywords, ["love"]);
+        assert.include(keywords, ["great"]);
+    });
 });
\ No newline at end of file