using the newest webpack

Tools/Gulp/gulpfile.js

@@ -1192,7 +1192,7 @@ gulp.task("tests-viewer-validation-browserstack", ["tests-viewer-validation-tran
  */
 gulp.task("tests-viewer-validation-transpile", function (done) {
 
-    let wpBuild = webpackStream(require('../../Viewer/webpack.gulp.config.js'));
+    let wpBuild = webpackStream(require('../../Viewer/webpack.gulp.config.js'), webpack);
 
     // clean the built directory
     rmDir("../../Viewer/tests/build/");
@@ -1211,7 +1211,7 @@ gulp.task("tests-viewer-validation-transpile", function (done) {
  */
 gulp.task("tests-viewer-transpile", function (done) {
 
-    let wpBuild = webpackStream(require('../../Viewer/tests/unit/webpack.config.js'));
+    let wpBuild = webpackStream(require('../../Viewer/tests/unit/webpack.config.js'), webpack);
 
     // clean the built directory
     rmDir("../../Viewer/tests/build/");

Viewer/tests/unit/webpack.config.js

@@ -1,6 +1,7 @@
 const path = require('path');
 
 module.exports = {
+    context: __dirname,
     entry: {
         'test': __dirname + '/src/index.ts'
     },
@@ -24,9 +25,10 @@ module.exports = {
         oimo: 'OIMO',
         "earcut": true
     },
+    mode: "development",
     devtool: 'source-map',
     module: {
-        loaders: [{
+        rules: [{
             test: /\.tsx?$/,
             loader: 'ts-loader',
             exclude: /node_modules/
@@ -46,7 +48,7 @@ module.exports = {
         },
         {
             test: /\.(woff|ttf|eot|svg)(\?v=[0-9]\.[0-9]\.[0-9])?$/,
-            loader: 'base64-font-loader'
+            loader: 'base64-inline-loader?limit=1000&name=[name].[ext]'
         }]
     },
     devServer: {