New rendering tests

rendering/cases/single-layer/main.js

@@ -0,0 +1,19 @@
+import Map from '../../../src/ol/Map.js';
+import View from '../../../src/ol/View.js';
+import TileLayer from '../../../src/ol/layer/Tile.js';
+import OSM from '../../../src/ol/source/OSM.js';
+
+new Map({
+  layers: [
+    new TileLayer({
+      source: new OSM()
+    })
+  ],
+  target: 'map',
+  view: new View({
+    center: [0, 0],
+    zoom: 0
+  })
+});
+
+render();