[!!!][FEATURE] Removed php-di as suggested by #477

NOTE: Custom class-loader should be used to create custom integrations with frameworks like php-di. See documentation for more information.

- Removed all references to php-cli from composer + code.
- Added ClassLoader php-unit tests.

tests/Pecee/SimpleRouter/ClassLoaderTest.php

@@ -0,0 +1,30 @@
+<?php
+
+require_once 'Dummy/DummyMiddleware.php';
+require_once 'Dummy/DummyController.php';
+require_once 'Dummy/ClassLoader/CustomClassLoader.php';
+
+class ClassLoaderTest extends \PHPUnit\Framework\TestCase
+{
+
+    public function testCustomClassLoader()
+    {
+        $result = false;
+
+        TestRouter::setCustomClassLoader(new CustomClassLoader());
+
+        TestRouter::get('/', 'NonExistingClass@method3');
+        TestRouter::get('/test-closure', function($status) use(&$result) {
+            $result = $status;
+        });
+
+        $classLoaderClass = TestRouter::debugOutput('/', 'get', false);
+        TestRouter::debugOutput('/test-closure');
+
+        $this->assertEquals('method3', $classLoaderClass);
+        $this->assertTrue($result);
+
+        TestRouter::router()->reset();
+    }
+
+}

tests/Pecee/SimpleRouter/DependencyInjectionTest.php

@@ -1,53 +0,0 @@
-<?php
-
-require_once 'Dummy/DummyMiddleware.php';
-
-class DependencyInjectionTest extends \PHPUnit\Framework\TestCase
-{
-    public function testDependencyInjectionDevelopment()
-    {
-        $builder = new \DI\ContainerBuilder();
-        $container = $builder
-            ->useAutowiring(true)
-            ->ignorePhpDocErrors(true)
-            ->build();
-
-        TestRouter::enableDependencyInjection($container);
-
-        $className = null;
-
-        TestRouter::get('/', function (DummyMiddleware $url) use (&$className) {
-            $className = \get_class($url);
-        });
-
-        TestRouter::debug('/');
-
-        $this->assertEquals(DummyMiddleware::class, $className);
-    }
-
-    public function testDependencyInjectionProduction()
-    {
-        $cacheDir = dirname(__DIR__, 2) . '/tmp';
-
-        $builder = new \DI\ContainerBuilder();
-        $builder
-            ->enableCompilation($cacheDir)
-            ->writeProxiesToFile(true, $cacheDir . '/proxies')
-            ->ignorePhpDocErrors(true)
-            ->useAutowiring(true);
-
-        $container = $builder->build();
-
-        TestRouter::enableDependencyInjection($container);
-
-        $className = null;
-
-        TestRouter::get('/', function (DummyMiddleware $url) use (&$className) {
-            $className = \get_class($url);
-        });
-
-        TestRouter::debug('/');
-
-        $this->assertEquals(DummyMiddleware::class, $className);
-    }
-}

tests/Pecee/SimpleRouter/Dummy/ClassLoader/CustomClassLoader.php

@@ -0,0 +1,14 @@
+<?php
+
+class CustomClassLoader implements \Pecee\SimpleRouter\ClassLoader\IClassLoader
+{
+    public function loadClass(string $class)
+    {
+        return new DummyController();
+    }
+
+    public function loadClosure(callable $closure, array $parameters)
+    {
+        return \call_user_func_array($closure, ['result' => true]);
+    }
+}

tests/Pecee/SimpleRouter/Dummy/DummyController.php

@@ -16,6 +16,11 @@ class DummyController
     public function method2()
     {
 
+    }
+
+    public function method3()
+    {
+        return 'method3';
     }
 
 	public function param($params = null)