diff --git a/flight/core/Loader.php b/flight/core/Loader.php
index 5ff66fe..c438445 100644
--- a/flight/core/Loader.php
+++ b/flight/core/Loader.php
@@ -141,6 +141,7 @@ class Loader
                 return new $class();
             case 1:
                 return new $class($params[0]);
+			// @codeCoverageIgnoreStart
             case 2:
                 return new $class($params[0], $params[1]);
             case 3:
@@ -149,6 +150,7 @@ class Loader
                 return new $class($params[0], $params[1], $params[2], $params[3]);
             case 5:
                 return new $class($params[0], $params[1], $params[2], $params[3], $params[4]);
+			// @codeCoverageIgnoreEnd
             default:
                 try {
                     $refClass = new ReflectionClass($class);
@@ -192,7 +194,7 @@ class Loader
         if ($enabled) {
             spl_autoload_register([__CLASS__, 'loadClass']);
         } else {
-            spl_autoload_unregister([__CLASS__, 'loadClass']);
+            spl_autoload_unregister([__CLASS__, 'loadClass']); // @codeCoverageIgnore
         }
 
         if (!empty($dirs)) {
diff --git a/tests/LoaderTest.php b/tests/LoaderTest.php
index 0fa9683..ecadd0a 100644
--- a/tests/LoaderTest.php
+++ b/tests/LoaderTest.php
@@ -10,6 +10,7 @@ use flight\core\Loader;
 
 require_once __DIR__ . '/classes/User.php';
 require_once __DIR__ . '/classes/Factory.php';
+require_once __DIR__ . '/classes/TesterClass.php';
 
 class LoaderTest extends PHPUnit\Framework\TestCase
 {
@@ -117,4 +118,42 @@ class LoaderTest extends PHPUnit\Framework\TestCase
         self::assertIsObject($obj);
         self::assertInstanceOf(Factory::class, $obj);
     }
+
+	public function testUnregisterClass() {
+		$this->loader->register('g', 'User');
+		$current_class = $this->loader->get('g');
+		$this->assertEquals([ 'User', [], null ], $current_class);
+		$this->loader->unregister('g');
+		$unregistered_class_result = $this->loader->get('g');
+		$this->assertNull($unregistered_class_result);
+	}
+
+	public function testNewInstance6Params() {
+		$TesterClass = $this->loader->newInstance('TesterClass', ['Bob','Fred', 'Joe', 'Jane', 'Sally', 'Suzie']);
+		$this->assertEquals('Bob', $TesterClass->param1);
+		$this->assertEquals('Fred', $TesterClass->param2);
+		$this->assertEquals('Joe', $TesterClass->param3);
+		$this->assertEquals('Jane', $TesterClass->param4);
+		$this->assertEquals('Sally', $TesterClass->param5);
+		$this->assertEquals('Suzie', $TesterClass->param6);
+	}
+
+	public function testNewInstance6ParamsBadClass() {
+		$this->expectException(Exception::class);
+		$this->expectExceptionMessage('Cannot instantiate BadClass');
+		$TesterClass = $this->loader->newInstance('BadClass', ['Bob','Fred', 'Joe', 'Jane', 'Sally', 'Suzie']);
+	}
+
+	public function testAddDirectoryAsArray() {
+		$loader = new class extends Loader {
+			public function getDirectories() {
+				return self::$dirs;
+			}
+		};
+		$loader->addDirectory([__DIR__ . '/classes']);
+		self::assertEquals([
+			dirname(__DIR__),
+			__DIR__ . '/classes'
+		], $loader->getDirectories());
+	}
 }
diff --git a/tests/classes/TesterClass.php b/tests/classes/TesterClass.php
new file mode 100644
index 0000000..1b063fd
--- /dev/null
+++ b/tests/classes/TesterClass.php
@@ -0,0 +1,17 @@
+<?php
+class TesterClass {
+	public $param1;
+	public $param2;
+	public $param3;
+	public $param4;
+	public $param5;
+	public $param6;
+	public function __construct($param1, $param2, $param3, $param4, $param5, $param6) {
+		$this->param1 = $param1;
+		$this->param2 = $param2;
+		$this->param3 = $param3;
+		$this->param4 = $param4;
+		$this->param5 = $param5;
+		$this->param6 = $param6;
+	}
+};
\ No newline at end of file