--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Tests\Controller;
+
+use PHPUnit\Framework\TestCase;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\HttpKernel\Controller\ControllerResolver;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\NullableController;
+use Symfony\Component\HttpKernel\Tests\Fixtures\Controller\VariadicController;
+use Symfony\Component\HttpFoundation\Request;
+
+class ControllerResolverTest extends TestCase
+{
+ public function testGetControllerWithoutControllerParameter()
+ {
+ $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
+ $logger->expects($this->once())->method('warning')->with('Unable to look for the controller as the "_controller" parameter is missing.');
+ $resolver = $this->createControllerResolver($logger);
+
+ $request = Request::create('/');
+ $this->assertFalse($resolver->getController($request), '->getController() returns false when the request has no _controller attribute');
+ }
+
+ public function testGetControllerWithLambda()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', $lambda = function () {});
+ $controller = $resolver->getController($request);
+ $this->assertSame($lambda, $controller);
+ }
+
+ public function testGetControllerWithObjectAndInvokeMethod()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', $this);
+ $controller = $resolver->getController($request);
+ $this->assertSame($this, $controller);
+ }
+
+ public function testGetControllerWithObjectAndMethod()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', array($this, 'controllerMethod1'));
+ $controller = $resolver->getController($request);
+ $this->assertSame(array($this, 'controllerMethod1'), $controller);
+ }
+
+ public function testGetControllerWithClassAndMethod()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', array('Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest', 'controllerMethod4'));
+ $controller = $resolver->getController($request);
+ $this->assertSame(array('Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest', 'controllerMethod4'), $controller);
+ }
+
+ public function testGetControllerWithObjectAndMethodAsString()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', 'Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest::controllerMethod1');
+ $controller = $resolver->getController($request);
+ $this->assertInstanceOf('Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest', $controller[0], '->getController() returns a PHP callable');
+ }
+
+ public function testGetControllerWithClassAndInvokeMethod()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', 'Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest');
+ $controller = $resolver->getController($request);
+ $this->assertInstanceOf('Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest', $controller);
+ }
+
+ /**
+ * @expectedException \InvalidArgumentException
+ */
+ public function testGetControllerOnObjectWithoutInvokeMethod()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', new \stdClass());
+ $resolver->getController($request);
+ }
+
+ public function testGetControllerWithFunction()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', 'Symfony\Component\HttpKernel\Tests\Controller\some_controller_function');
+ $controller = $resolver->getController($request);
+ $this->assertSame('Symfony\Component\HttpKernel\Tests\Controller\some_controller_function', $controller);
+ }
+
+ /**
+ * @dataProvider getUndefinedControllers
+ * @expectedException \InvalidArgumentException
+ */
+ public function testGetControllerOnNonUndefinedFunction($controller)
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', $controller);
+ $resolver->getController($request);
+ }
+
+ public function getUndefinedControllers()
+ {
+ return array(
+ array('foo'),
+ array('oof::bar'),
+ array('stdClass'),
+ array('Symfony\Component\HttpKernel\Tests\Controller\ControllerResolverTest::bar'),
+ );
+ }
+
+ public function testGetArguments()
+ {
+ $resolver = $this->createControllerResolver();
+
+ $request = Request::create('/');
+ $controller = array(new self(), 'testGetArguments');
+ $this->assertEquals(array(), $resolver->getArguments($request, $controller), '->getArguments() returns an empty array if the method takes no arguments');
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $controller = array(new self(), 'controllerMethod1');
+ $this->assertEquals(array('foo'), $resolver->getArguments($request, $controller), '->getArguments() returns an array of arguments for the controller method');
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $controller = array(new self(), 'controllerMethod2');
+ $this->assertEquals(array('foo', null), $resolver->getArguments($request, $controller), '->getArguments() uses default values if present');
+
+ $request->attributes->set('bar', 'bar');
+ $this->assertEquals(array('foo', 'bar'), $resolver->getArguments($request, $controller), '->getArguments() overrides default values if provided in the request attributes');
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $controller = function ($foo) {};
+ $this->assertEquals(array('foo'), $resolver->getArguments($request, $controller));
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $controller = function ($foo, $bar = 'bar') {};
+ $this->assertEquals(array('foo', 'bar'), $resolver->getArguments($request, $controller));
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $controller = new self();
+ $this->assertEquals(array('foo', null), $resolver->getArguments($request, $controller));
+ $request->attributes->set('bar', 'bar');
+ $this->assertEquals(array('foo', 'bar'), $resolver->getArguments($request, $controller));
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $request->attributes->set('foobar', 'foobar');
+ $controller = 'Symfony\Component\HttpKernel\Tests\Controller\some_controller_function';
+ $this->assertEquals(array('foo', 'foobar'), $resolver->getArguments($request, $controller));
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $request->attributes->set('foobar', 'foobar');
+ $controller = array(new self(), 'controllerMethod3');
+
+ if (PHP_VERSION_ID === 50316) {
+ $this->markTestSkipped('PHP 5.3.16 has a major bug in the Reflection sub-system');
+ } else {
+ try {
+ $resolver->getArguments($request, $controller);
+ $this->fail('->getArguments() throws a \RuntimeException exception if it cannot determine the argument value');
+ } catch (\Exception $e) {
+ $this->assertInstanceOf('\RuntimeException', $e, '->getArguments() throws a \RuntimeException exception if it cannot determine the argument value');
+ }
+ }
+
+ $request = Request::create('/');
+ $controller = array(new self(), 'controllerMethod5');
+ $this->assertEquals(array($request), $resolver->getArguments($request, $controller), '->getArguments() injects the request');
+ }
+
+ /**
+ * @requires PHP 5.6
+ */
+ public function testGetVariadicArguments()
+ {
+ $resolver = new ControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $request->attributes->set('bar', array('foo', 'bar'));
+ $controller = array(new VariadicController(), 'action');
+ $this->assertEquals(array('foo', 'foo', 'bar'), $resolver->getArguments($request, $controller));
+ }
+
+ public function testCreateControllerCanReturnAnyCallable()
+ {
+ $mock = $this->getMockBuilder('Symfony\Component\HttpKernel\Controller\ControllerResolver')->setMethods(array('createController'))->getMock();
+ $mock->expects($this->once())->method('createController')->will($this->returnValue('Symfony\Component\HttpKernel\Tests\Controller\some_controller_function'));
+
+ $request = Request::create('/');
+ $request->attributes->set('_controller', 'foobar');
+ $mock->getController($request);
+ }
+
+ /**
+ * @expectedException \RuntimeException
+ */
+ public function testIfExceptionIsThrownWhenMissingAnArgument()
+ {
+ $resolver = new ControllerResolver();
+ $request = Request::create('/');
+
+ $controller = array($this, 'controllerMethod1');
+
+ $resolver->getArguments($request, $controller);
+ }
+
+ /**
+ * @requires PHP 7.1
+ */
+ public function testGetNullableArguments()
+ {
+ $resolver = new ControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('foo', 'foo');
+ $request->attributes->set('bar', new \stdClass());
+ $request->attributes->set('mandatory', 'mandatory');
+ $controller = array(new NullableController(), 'action');
+ $this->assertEquals(array('foo', new \stdClass(), 'value', 'mandatory'), $resolver->getArguments($request, $controller));
+ }
+
+ /**
+ * @requires PHP 7.1
+ */
+ public function testGetNullableArgumentsWithDefaults()
+ {
+ $resolver = new ControllerResolver();
+
+ $request = Request::create('/');
+ $request->attributes->set('mandatory', 'mandatory');
+ $controller = array(new NullableController(), 'action');
+ $this->assertEquals(array(null, null, 'value', 'mandatory'), $resolver->getArguments($request, $controller));
+ }
+
+ protected function createControllerResolver(LoggerInterface $logger = null)
+ {
+ return new ControllerResolver($logger);
+ }
+
+ public function __invoke($foo, $bar = null)
+ {
+ }
+
+ public function controllerMethod1($foo)
+ {
+ }
+
+ protected function controllerMethod2($foo, $bar = null)
+ {
+ }
+
+ protected function controllerMethod3($foo, $bar, $foobar)
+ {
+ }
+
+ protected static function controllerMethod4()
+ {
+ }
+
+ protected function controllerMethod5(Request $request)
+ {
+ }
+}
+
+function some_controller_function($foo, $foobar)
+{
+}
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