diff --git a/main.test.js b/main.test.js
index c14aae68d7c21ed0a92c5df9c5c416d75ec0926e..566bffca539c6af760fe26a9a15594f7484beb06 100644
--- a/main.test.js
+++ b/main.test.js
@@ -5,9 +5,11 @@ const app = require("./main");
 const expected = {
   c:0.0488, dt:86400, ud0:1000, sigPeriod:432000
 }
-test('app convert raw data to expected', () => {
+describe('app convert raw data to expected', () => {
   const resultat = app(data);
   for(let key in expected){
-    expect(resultat[key]).toBe(expected[key]);
+    it(`app parse ${key}`, () => {
+      expect(resultat[key]).toBe(expected[key]);
+    });
   }
 });