Added unit tests for helpers and tests for commands

tests/Unit/Helpers/SpeedtestHelper/ParseUnitsTest.php

@@ -0,0 +1,69 @@
+<?php
+
+namespace Tests\Unit\Helpers\SpeedtestHelper;
+
+use App\Helpers\SpeedtestHelper;
+use PHPUnit\Framework\TestCase;
+
+class ParseUnitsTest extends TestCase
+{
+    /**
+     * A basic unit test example.
+     *
+     * @return void
+     */
+    public function testMbyteToMb()
+    {
+        $initial = '80 Mbyte';
+        $expected = 640;
+
+        $result = SpeedtestHelper::parseUnits($initial);
+
+        $this->assertEquals($expected, $result['val']);
+    }
+
+    /**
+     * A basic unit test example.
+     *
+     * @return void
+     */
+    public function testKbitToMb()
+    {
+        $initial = '80 Kbit';
+        $expected = 0.08;
+
+        $result = SpeedtestHelper::parseUnits($initial);
+
+        $this->assertEquals($expected, $result['val']);
+    }
+
+    /**
+     * A basic unit test example.
+     *
+     * @return void
+     */
+    public function testKbyteToMb()
+    {
+        $initial = '80 Kbyte';
+        $expected = 0.64;
+
+        $result = SpeedtestHelper::parseUnits($initial);
+
+        $this->assertEquals($expected, $result['val']);
+    }
+
+    /**
+     * A basic unit test example.
+     *
+     * @return void
+     */
+    public function testMbToMb()
+    {
+        $initial = '80 Mbit';
+        $expected = 80;
+
+        $result = SpeedtestHelper::parseUnits($initial);
+
+        $this->assertEquals($expected, $result['val']);
+    }
+}