diff --git a/test/unit/featuregeometrylayer.js b/test/unit/featuregeometrylayer.js
index 8f1178e1a3..670c6a8c82 100644
--- a/test/unit/featuregeometrylayer.js
+++ b/test/unit/featuregeometrylayer.js
@@ -131,5 +131,10 @@ describe('Layer with Feature process', function () {
                 done();
             }).catch(done);
     });
-});
 
+    it('invalidate cache', function () {
+        ariege.invalidateCache();
+        assert.equal(ariege.parent.level0Nodes[0].redraw, true);
+        assert.equal(ariege.parent.level0Nodes[0].layerUpdateState[ariege.id], undefined);
+    });
+});
diff --git a/test/unit/layer.js b/test/unit/layer.js
index 1b2c5dd616..c12406bdf8 100644
--- a/test/unit/layer.js
+++ b/test/unit/layer.js
@@ -1,6 +1,11 @@
 import assert from 'assert';
 import Layer, { ImageryLayers } from 'Layer/Layer';
 import ColorLayer from 'Layer/ColorLayer';
+import GlobeView from 'Core/Prefab/GlobeView';
+import FileSource from 'Source/FileSource';
+import Coordinates from 'Core/Geographic/Coordinates';
+import HttpsProxyAgent from 'https-proxy-agent';
+import Renderer from './bootstrap';
 
 describe('Layer', function () {
     it('should emit an event on property changed', function () {
@@ -67,3 +72,33 @@ describe('ImageryLayers', function () {
         assert.throws(() => new ColorLayer('id'), /^Error: Layer id needs Source$/);
     });
 });
+
+describe('ColorLayer', function () {
+    const renderer = new Renderer();
+    const placement = { coord: new Coordinates('EPSG:4326', 1.5, 43), range: 300000 };
+    const viewer = new GlobeView(renderer.domElement, placement, { renderer });
+
+    const source = new FileSource({
+        url: 'https://raw.githubusercontent.com/gregoiredavid/france-geojson/master/departements/09-ariege/departement-09-ariege.geojson',
+        crs: 'EPSG:4326',
+        format: 'application/json',
+        networkOptions: process.env.HTTPS_PROXY ? { agent: new HttpsProxyAgent(process.env.HTTPS_PROXY) } : {},
+    });
+
+    const ariege = new ColorLayer('ariege', {
+        transparent: true,
+        style: {
+            fill: { color: 'blue', opacity: 0.8 },
+            stroke: { color: 'black', width: 1.0 },
+        },
+        source,
+        zoom: { min: 11 },
+    });
+    viewer.addLayer(ariege);
+
+    it('invalidate cache', function () {
+        ariege.invalidateCache();
+        assert.equal(ariege.parent.level0Nodes[0].redraw, true);
+        assert.equal(ariege.parent.level0Nodes[0].layerUpdateState[ariege.id], undefined);
+    });
+});