add example test for the Unit test

Author: karam-mustafa

tests/Unit/ExampleTest.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace SOS\LaravelPackageTemplate\Tests\Unit;
+
+use SOS\LaravelPackageTemplate\Tests\BaseTest;
+
+class ExampleTest extends BaseTest
+{
+    /**
+     * descriptions
+     *
+     * @return void
+     * @throws \Exception
+     *
+     */
+    public function test_your_function_use_case()
+    {
+        $this->assertTrue(true);
+    }
+}