diff --git a/package.json b/package.json
index b9808ffc6..09a7157a4 100644
--- a/package.json
+++ b/package.json
@@ -79,6 +79,7 @@
     "compile": "NODE_ENV='production' webpack --config source/webpack.config.js",
     "surge": "npm run compile && surge --domain scientific-wish.surge.sh -p ./ && rm -rf dist/",
     "test": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/**/*.test.js\"",
-    "test-watch": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/**/*.test.js\" --watch"
+    "test-watch": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/**/*.test.js\" --watch",
+    "test-meca": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js test/mecanisms.test.js"
   }
 }
diff --git a/test/load-mecanism-tests.js b/test/load-mecanism-tests.js
index 760ac1bf7..d3c12ef59 100644
--- a/test/load-mecanism-tests.js
+++ b/test/load-mecanism-tests.js
@@ -1,23 +1,8 @@
 import R from 'ramda'
 
-// This array can't be generated, as the arguments to require.context must be literals :-|
-let directoryLoaders =
-  [
-
-  ]
-
-// require.context returns an object which
-// a) is a function behaving like 'requires', taking a filename and returning a module and
-// b) has additional properties, some function-valued; keys() returns the files matched
-// A "module" is simply the contents of a file according to a Webpack loader; this can be JS, JSON, etc.
-// Thus, this weird loadAll returns an array, each item of which is the contents of each file in a directory
-let loadAll = directoryLoaderFunction =>
-  directoryLoaderFunction.keys().map(directoryLoaderFunction)
-
 let directoryLoaderFunction =
 	require.context('./mécanismes', true, /.yaml$/)
 
-let items =
-  loadAll(directoryLoaderFunction)
-console.log('items', items)
+let items = directoryLoaderFunction.keys().map(directoryLoaderFunction)
+
 export default items
diff --git a/test/mecanisms.test.js b/test/mecanisms.test.js
index 413a0906b..1131b70b7 100644
--- a/test/mecanisms.test.js
+++ b/test/mecanisms.test.js
@@ -10,11 +10,11 @@ import {analyseSituation} from '../source/engine/traverse'
 import testBatteries from './load-mecanism-tests'
 
 
-describe('mécanismes', () =>
+describe('Mécanismes', () =>
   testBatteries.map( battery =>
-    describe('mecanisme' + Math.random(), function() {
-      battery.map(({exemples, nom}) =>
-        exemples && exemples.map(({nom: testTexte, situation, 'valeur attendue': valeur}) =>
+    battery.map(({exemples, nom, test}) =>
+      exemples && describe(test || 'Nom de test (propriété "test") manquant dans la variable contenant ces "exemples"', () =>
+        exemples.map(({nom: testTexte, situation, 'valeur attendue': valeur}) =>
           it(testTexte + '', () => {
             let rules = battery.map(enrichRule),
               state = situation || {},
@@ -27,7 +27,7 @@ describe('mécanismes', () =>
                 valeur
               )
           })
-      ))
-    })
+        )
+    ))
   )
 )
diff --git a/test/mécanismes/aiguillage-numérique.yaml b/test/mécanismes/aiguillage-numérique.yaml
index 28680df9d..c996f5f98 100644
--- a/test/mécanismes/aiguillage-numérique.yaml
+++ b/test/mécanismes/aiguillage-numérique.yaml
@@ -37,7 +37,7 @@
   format: €
 
 - nom: retenue sur dépot de garantie 2
-  test: Aiguillages numériques imbriqués
+  test: Imbrication d'aiguillages numériques
   formule:
     aiguillage numérique:
       dégradation mineure: 5%
diff --git a/test/mécanismes/somme.yaml b/test/mécanismes/somme.yaml
index 9c6a8c399..c3e3f2936 100644
--- a/test/mécanismes/somme.yaml
+++ b/test/mécanismes/somme.yaml
@@ -5,6 +5,7 @@
   format: kg
 
 - nom: poids total
+  test: Somme
   formule:
     somme:
       - farine