Default-namespace changes.

- Added new ClassNotFoundHttpException thrown when class is not found.
- ClassNotFoundHttpException is now thrown when class/method is not found (backwards compatible).
- Added unit-tests for default-namespace tests (rewrite + append cases).

src/Pecee/SimpleRouter/Exceptions/ClassNotFoundHttpException.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Pecee\SimpleRouter\Exceptions;
+
+use Throwable;
+
+class ClassNotFoundHttpException extends NotFoundHttpException
+{
+    protected $class;
+    protected $method;
+
+    public function __construct($message = "", $code = 0, Throwable $previous = null, string $class, ?string $method = null)
+    {
+        parent::__construct($message, $code, $previous);
+
+        $this->class = $class;
+        $this->method = $method;
+    }
+
+    /**
+     * Get class name
+     * @return string
+     */
+    public function getClass(): string
+    {
+        return $this->class;
+    }
+
+    /**
+     * Get method
+     * @return string|null
+     */
+    public function getMethod(): ?string
+    {
+        return $this->method;
+    }
+
+}