diff --git a/filtrage.js b/filtrage.js
index 4993f10c43bf4d456fe8fafaa807e100987dc026..86d57b2ef00324214468e870dc36d2da564d39b9 100644
--- a/filtrage.js
+++ b/filtrage.js
@@ -1,25 +1,4 @@
-import {fetchPokemonList} from './pokemonProvider.js';
-
-function getPokemons(pokemons) {
-    const list = pokemons;
-    console.log(list);
+function filterPokemons(pokemons) {
+    return pokemons.filter(pokemon => pokemon.weight > 3 &&  pokemon.height < 1);
 }
-
-
-/**
-* Filter Pokémon with weight > 3kg and height < 1m
-*/
-function filterPokemons() {
-    fetchPokemonList((pokemons) => {
-        const filteredPokemons = pokemons.filter(pokemon => pokemon.weight > 3 );
-        displayPokemons(filteredPokemons);
-    }, 318); // Fetch 318 Pokémon
-}
-function filterPokemons2() {
-    fetchPokemonList((pokemons) => {
-        const filteredPokemons = pokemons.filter(pokemon => pokemon.height < 1 );
-        displayPokemons(filteredPokemons);
-    }, 318); // Fetch 318 Pokémon
-}
-
-fetchPokemonList(getPokemons, 20);
\ No newline at end of file
+module.exports = filterPokemons;
\ No newline at end of file
diff --git a/filtrage.test.js b/filtrage.test.js
index eb3657ff1ad1f2d87a3af355ef30ec89395198a0..b35485e26d96d7ced648b56e496013260017e4aa 100644
--- a/filtrage.test.js
+++ b/filtrage.test.js
@@ -1,6 +1,19 @@
-const convert = require('./convert');
+// filterPokemons.test.js
+const filterPokemons = require('./filtrage');  // Import your filter function
 
-test('Conversion Euros to Dollars', () => {
-    expect(convert.convertEurToUsd(3)).toBe(3.114);
-});
+test('filters Pokémon with weight > 3kg and height < 1m', () => {
+    const pokemons = [
+        { name: 'Pikachu', weight: 6, height: 0.4 },
+        { name: 'Bulbasaur', weight: 3, height: 0.7 },
+        { name: 'Squirtle', weight: 4, height: 0.9 },
+        { name: 'Charizard', weight: 10, height: 1.7 }
+    ];
 
+    const filteredPokemons = filterPokemons(pokemons);
+
+    // Assert that the filtered list contains only the valid Pokémon
+    expect(filteredPokemons).toEqual([
+        { name: 'Pikachu', weight: 6, height: 0.4 },
+        { name: 'Squirtle', weight: 4, height: 0.9 }
+    ]);
+});
\ No newline at end of file
diff --git a/package.json b/package.json
index 7302f53bcb4e2491957d69f87ae8ba5a782179a0..cba0b8e56489ba1c2bfade06d3a8965ec38d795d 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "main": "pokemonProvider.js",
   "type": "module",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "jest"
   },
   "keywords": [],
   "author": "",