Update gulpfile.ts

gulpfile.ts

@@ -5,6 +5,7 @@
 import * as fs from 'fs';
 import * as gulp from 'gulp';
 import * as ts from 'gulp-typescript';
+import * as mocha from 'gulp-mocha';
 import * as rimraf from 'rimraf';
 import * as rename from 'gulp-rename';
 const cleanCSS = require('gulp-clean-css');
@@ -84,4 +85,14 @@ gulp.task('build', gulp.parallel(
 	'build:client',
 ));
 
+gulp.task('mocha', () =>
+	gulp.src('./test/**/*.ts')
+		.pipe(mocha({
+			exit: true,
+			require: 'ts-node/register'
+		} as any))
+);
+
+gulp.task('test', gulp.task('mocha'));
+
 gulp.task('default', gulp.task('build'));