diff --git a/__test__/ParameterService.test.ts b/__test__/ParameterService.test.ts
new file mode 100644
index 0000000000000000000000000000000000000000..8c0ce46a09b151e85626edbea538b230d29f434c
--- /dev/null
+++ b/__test__/ParameterService.test.ts
@@ -0,0 +1,8 @@
+import '@testing-library/jest-dom/extend-expect';
+import ParameterService from '../src/Services/ParameterService';
+
+describe('Verificar si devuelve todos los pesos por defecto', () => {
+  it('Pesos por defecto', async () => {
+    expect((await ParameterService.getDefaultWeights()).length).toBe(12);
+  });
+});