Allow Route target to be a callable, string, or instance

.idea/inspectionProfiles/Project_Default.xml

@@ -2,6 +2,7 @@
   <profile version="1.0" is_locked="false">
     <option name="myName" value="Project Default" />
     <option name="myLocal" value="false" />
+    <inspection_tool class="PhpUndefinedMethodInspection" enabled="false" level="WARNING" enabled_by_default="false" />
     <inspection_tool class="SpellCheckingInspection" enabled="false" level="TYPO" enabled_by_default="false">
       <option name="processCode" value="true" />
       <option name="processLiterals" value="true" />

composer.json

@@ -16,7 +16,7 @@
     },
     "require-dev": {
         "fzaninotto/faker": "1.5.*@dev",
-        "phpunit/phpunit": "4.4.*",
+        "phpunit/phpunit": "~4.5",
         "pjdietz/shamserver": "dev-master"
     },
     "autoload": {

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "50cc6100ccf35e76d7c82ea498ec8274",
+    "hash": "6f8afe11003065ccbf5d3a09f4bea340",
     "packages": [],
     "packages-dev": [
         {
@@ -67,12 +67,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/fzaninotto/Faker.git",
-                "reference": "d82603adc7aa0f7d47c2e767fd33636803f4117a"
+                "reference": "80c1424e6522a3303d320b611647fa6fbc29a8e4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/fzaninotto/Faker/zipball/d82603adc7aa0f7d47c2e767fd33636803f4117a",
+                "url": "https://api.github.com/repos/fzaninotto/Faker/zipball/80c1424e6522a3303d320b611647fa6fbc29a8e4",
-                "reference": "d82603adc7aa0f7d47c2e767fd33636803f4117a",
+                "reference": "80c1424e6522a3303d320b611647fa6fbc29a8e4",
                 "shasum": ""
             },
             "require": {
@@ -82,6 +82,9 @@
                 "phpunit/phpunit": "~4.0",
                 "squizlabs/php_codesniffer": "~1.5"
             },
+            "suggest": {
+                "ext-intl": "*"
+            },
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -108,20 +111,128 @@
                 "faker",
                 "fixtures"
             ],
-            "time": "2014-12-18 07:45:28"
+            "time": "2015-02-12 21:08:01"
         },
         {
-            "name": "phpunit/php-code-coverage",
+            "name": "phpdocumentor/reflection-docblock",
-            "version": "2.0.14",
+            "version": "2.0.4",
             "source": {
                 "type": "git",
-                "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
+                "url": "https://github.com/phpDocumentor/ReflectionDocBlock.git",
-                "reference": "ca158276c1200cc27f5409a5e338486bc0b4fc94"
+                "reference": "d68dbdc53dc358a816f00b300704702b2eaff7b8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/ca158276c1200cc27f5409a5e338486bc0b4fc94",
+                "url": "https://api.github.com/repos/phpDocumentor/ReflectionDocBlock/zipball/d68dbdc53dc358a816f00b300704702b2eaff7b8",
-                "reference": "ca158276c1200cc27f5409a5e338486bc0b4fc94",
+                "reference": "d68dbdc53dc358a816f00b300704702b2eaff7b8",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.0"
+            },
+            "suggest": {
+                "dflydev/markdown": "~1.0",
+                "erusev/parsedown": "~1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "phpDocumentor": [
+                        "src/"
+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Mike van Riel",
+                    "email": "mike.vanriel@naenius.com"
+                }
+            ],
+            "time": "2015-02-03 12:10:50"
+        },
+        {
+            "name": "phpspec/prophecy",
+            "version": "v1.3.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpspec/prophecy.git",
+                "reference": "9ca52329bcdd1500de24427542577ebf3fc2f1c9"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpspec/prophecy/zipball/9ca52329bcdd1500de24427542577ebf3fc2f1c9",
+                "reference": "9ca52329bcdd1500de24427542577ebf3fc2f1c9",
+                "shasum": ""
+            },
+            "require": {
+                "doctrine/instantiator": "~1.0,>=1.0.2",
+                "phpdocumentor/reflection-docblock": "~2.0"
+            },
+            "require-dev": {
+                "phpspec/phpspec": "~2.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.2.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Prophecy\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Konstantin Kudryashov",
+                    "email": "ever.zet@gmail.com",
+                    "homepage": "http://everzet.com"
+                },
+                {
+                    "name": "Marcello Duarte",
+                    "email": "marcello.duarte@gmail.com"
+                }
+            ],
+            "description": "Highly opinionated mocking framework for PHP 5.3+",
+            "homepage": "http://phpspec.org",
+            "keywords": [
+                "Double",
+                "Dummy",
+                "fake",
+                "mock",
+                "spy",
+                "stub"
+            ],
+            "time": "2014-11-17 16:23:49"
+        },
+        {
+            "name": "phpunit/php-code-coverage",
+            "version": "2.0.15",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
+                "reference": "34cc484af1ca149188d0d9e91412191e398e0b67"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/34cc484af1ca149188d0d9e91412191e398e0b67",
+                "reference": "34cc484af1ca149188d0d9e91412191e398e0b67",
                 "shasum": ""
             },
             "require": {
@@ -134,7 +245,7 @@
             },
             "require-dev": {
                 "ext-xdebug": ">=2.1.4",
-                "phpunit/phpunit": "~4.1"
+                "phpunit/phpunit": "~4"
             },
             "suggest": {
                 "ext-dom": "*",
@@ -153,9 +264,6 @@
                 ]
             },
             "notification-url": "https://packagist.org/downloads/",
-            "include-path": [
-                ""
-            ],
             "license": [
                 "BSD-3-Clause"
             ],
@@ -173,7 +281,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2014-12-26 13:28:33"
+            "time": "2015-01-24 10:06:35"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -310,16 +418,16 @@
         },
         {
             "name": "phpunit/php-token-stream",
-            "version": "1.3.0",
+            "version": "1.4.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-token-stream.git",
-                "reference": "f8d5d08c56de5cfd592b3340424a81733259a876"
+                "reference": "db32c18eba00b121c145575fcbcd4d4d24e6db74"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-token-stream/zipball/f8d5d08c56de5cfd592b3340424a81733259a876",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-token-stream/zipball/db32c18eba00b121c145575fcbcd4d4d24e6db74",
-                "reference": "f8d5d08c56de5cfd592b3340424a81733259a876",
+                "reference": "db32c18eba00b121c145575fcbcd4d4d24e6db74",
                 "shasum": ""
             },
             "require": {
@@ -332,7 +440,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.3-dev"
+                    "dev-master": "1.4-dev"
                 }
             },
             "autoload": {
@@ -355,20 +463,20 @@
             "keywords": [
                 "tokenizer"
             ],
-            "time": "2014-08-31 06:12:13"
+            "time": "2015-01-17 09:51:32"
         },
         {
             "name": "phpunit/phpunit",
-            "version": "4.4.1",
+            "version": "4.5.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "6a5e49a86ce5e33b8d0657abe145057fc513543a"
+                "reference": "5b578d3865a9128b9c209b011fda6539ec06e7a5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/6a5e49a86ce5e33b8d0657abe145057fc513543a",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/5b578d3865a9128b9c209b011fda6539ec06e7a5",
-                "reference": "6a5e49a86ce5e33b8d0657abe145057fc513543a",
+                "reference": "5b578d3865a9128b9c209b011fda6539ec06e7a5",
                 "shasum": ""
             },
             "require": {
@@ -378,15 +486,16 @@
                 "ext-reflection": "*",
                 "ext-spl": "*",
                 "php": ">=5.3.3",
+                "phpspec/prophecy": "~1.3.1",
                 "phpunit/php-code-coverage": "~2.0",
                 "phpunit/php-file-iterator": "~1.3.2",
                 "phpunit/php-text-template": "~1.2",
                 "phpunit/php-timer": "~1.0.2",
                 "phpunit/phpunit-mock-objects": "~2.3",
-                "sebastian/comparator": "~1.0",
+                "sebastian/comparator": "~1.1",
                 "sebastian/diff": "~1.1",
-                "sebastian/environment": "~1.1",
+                "sebastian/environment": "~1.2",
-                "sebastian/exporter": "~1.0",
+                "sebastian/exporter": "~1.2",
                 "sebastian/global-state": "~1.0",
                 "sebastian/version": "~1.0",
                 "symfony/yaml": "~2.0"
@@ -400,7 +509,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.4.x-dev"
+                    "dev-master": "4.5.x-dev"
                 }
             },
             "autoload": {
@@ -426,7 +535,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2014-12-28 07:57:05"
+            "time": "2015-02-05 15:51:19"
         },
         {
             "name": "phpunit/phpunit-mock-objects",
@@ -489,12 +598,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/pjdietz/ShamServer.git",
-                "reference": "5a786f6800d91986b37912049cf6a98b86d7a180"
+                "reference": "bc4af38991c806bdb3463758ba7f917edf65c5fb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/pjdietz/ShamServer/zipball/5a786f6800d91986b37912049cf6a98b86d7a180",
+                "url": "https://api.github.com/repos/pjdietz/ShamServer/zipball/bc4af38991c806bdb3463758ba7f917edf65c5fb",
-                "reference": "5a786f6800d91986b37912049cf6a98b86d7a180",
+                "reference": "bc4af38991c806bdb3463758ba7f917edf65c5fb",
                 "shasum": ""
             },
             "require": {
@@ -527,29 +636,29 @@
                 "http",
                 "webserver"
             ],
-            "time": "2014-07-26 16:26:07"
+            "time": "2015-02-10 22:19:39"
         },
         {
             "name": "sebastian/comparator",
-            "version": "1.1.0",
+            "version": "1.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/comparator.git",
-                "reference": "c484a80f97573ab934e37826dba0135a3301b26a"
+                "reference": "1dd8869519a225f7f2b9eb663e225298fade819e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/comparator/zipball/c484a80f97573ab934e37826dba0135a3301b26a",
+                "url": "https://api.github.com/repos/sebastianbergmann/comparator/zipball/1dd8869519a225f7f2b9eb663e225298fade819e",
-                "reference": "c484a80f97573ab934e37826dba0135a3301b26a",
+                "reference": "1dd8869519a225f7f2b9eb663e225298fade819e",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.3.3",
-                "sebastian/diff": "~1.1",
+                "sebastian/diff": "~1.2",
-                "sebastian/exporter": "~1.0"
+                "sebastian/exporter": "~1.2"
             },
             "require-dev": {
-                "phpunit/phpunit": "~4.1"
+                "phpunit/phpunit": "~4.4"
             },
             "type": "library",
             "extra": {
@@ -591,7 +700,7 @@
                 "compare",
                 "equality"
             ],
-            "time": "2014-11-16 21:32:38"
+            "time": "2015-01-29 16:28:08"
         },
         {
             "name": "sebastian/diff",
@@ -697,28 +806,29 @@
         },
         {
             "name": "sebastian/exporter",
-            "version": "1.0.2",
+            "version": "1.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/exporter.git",
-                "reference": "c7d59948d6e82818e1bdff7cadb6c34710eb7dc0"
+                "reference": "84839970d05254c73cde183a721c7af13aede943"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/exporter/zipball/c7d59948d6e82818e1bdff7cadb6c34710eb7dc0",
+                "url": "https://api.github.com/repos/sebastianbergmann/exporter/zipball/84839970d05254c73cde183a721c7af13aede943",
-                "reference": "c7d59948d6e82818e1bdff7cadb6c34710eb7dc0",
+                "reference": "84839970d05254c73cde183a721c7af13aede943",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3"
+                "php": ">=5.3.3",
+                "sebastian/recursion-context": "~1.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "~4.0"
+                "phpunit/phpunit": "~4.4"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0.x-dev"
+                    "dev-master": "1.2.x-dev"
                 }
             },
             "autoload": {
@@ -758,7 +868,7 @@
                 "export",
                 "exporter"
             ],
-            "time": "2014-09-10 00:51:36"
+            "time": "2015-01-27 07:23:06"
         },
         {
             "name": "sebastian/global-state",
@@ -812,17 +922,70 @@
             "time": "2014-10-06 09:23:50"
         },
         {
-            "name": "sebastian/version",
+            "name": "sebastian/recursion-context",
-            "version": "1.0.3",
+            "version": "1.0.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/sebastianbergmann/version.git",
+                "url": "https://github.com/sebastianbergmann/recursion-context.git",
-                "reference": "b6e1f0cf6b9e1ec409a0d3e2f2a5fb0998e36b43"
+                "reference": "3989662bbb30a29d20d9faa04a846af79b276252"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/version/zipball/b6e1f0cf6b9e1ec409a0d3e2f2a5fb0998e36b43",
+                "url": "https://api.github.com/repos/sebastianbergmann/recursion-context/zipball/3989662bbb30a29d20d9faa04a846af79b276252",
-                "reference": "b6e1f0cf6b9e1ec409a0d3e2f2a5fb0998e36b43",
+                "reference": "3989662bbb30a29d20d9faa04a846af79b276252",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.4"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Jeff Welch",
+                    "email": "whatthejeff@gmail.com"
+                },
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                },
+                {
+                    "name": "Adam Harvey",
+                    "email": "aharvey@php.net"
+                }
+            ],
+            "description": "Provides functionality to recursively process PHP variables",
+            "homepage": "http://www.github.com/sebastianbergmann/recursion-context",
+            "time": "2015-01-24 09:48:32"
+        },
+        {
+            "name": "sebastian/version",
+            "version": "1.0.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/version.git",
+                "reference": "a77d9123f8e809db3fbdea15038c27a95da4058b"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/version/zipball/a77d9123f8e809db3fbdea15038c27a95da4058b",
+                "reference": "a77d9123f8e809db3fbdea15038c27a95da4058b",
                 "shasum": ""
             },
             "type": "library",
@@ -844,21 +1007,21 @@
             ],
             "description": "Library that helps with managing the version number of Git-hosted PHP projects",
             "homepage": "https://github.com/sebastianbergmann/version",
-            "time": "2014-03-07 15:35:33"
+            "time": "2014-12-15 14:25:24"
         },
         {
             "name": "symfony/yaml",
-            "version": "v2.6.1",
+            "version": "v2.6.4",
             "target-dir": "Symfony/Component/Yaml",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/Yaml.git",
-                "reference": "3346fc090a3eb6b53d408db2903b241af51dcb20"
+                "reference": "60ed7751671113cf1ee7d7778e691642c2e9acd8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/Yaml/zipball/3346fc090a3eb6b53d408db2903b241af51dcb20",
+                "url": "https://api.github.com/repos/symfony/Yaml/zipball/60ed7751671113cf1ee7d7778e691642c2e9acd8",
-                "reference": "3346fc090a3eb6b53d408db2903b241af51dcb20",
+                "reference": "60ed7751671113cf1ee7d7778e691642c2e9acd8",
                 "shasum": ""
             },
             "require": {
@@ -891,7 +1054,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "http://symfony.com",
-            "time": "2014-12-02 20:19:20"
+            "time": "2015-01-25 04:39:26"
         }
     ],
     "aliases": [],

src/pjdietz/WellRESTed/Routes/BaseRoute.php

@@ -4,7 +4,7 @@
  * pjdietz\WellRESTed\BaseRoute
  *
  * @author PJ Dietz <pj@pjdietz.com>
- * @copyright Copyright 2014 by PJ Dietz
+ * @copyright Copyright 2015 by PJ Dietz
  * @license MIT
  */
 
@@ -17,20 +17,22 @@ use pjdietz\WellRESTed\Interfaces\HandlerInterface;
  */
 abstract class BaseRoute implements HandlerInterface
 {
-    /** @var string Fully qualified name for the interface for handlers */
+    /** @var callable|string|HandlerInterface HandlerInterface to dispatch */
-    const HANDLER_INTERFACE = '\\pjdietz\\WellRESTed\\Interfaces\\HandlerInterface';
+    private $target;
-
-    /** @var string Fully qualified classname of the HandlerInterface to dispatch */
-    private $targetClassName;
 
     /**
      * Create a new route that will dispatch an instance of the given handelr class.
      *
-     * @param string $targetClassName Fully qualified name to a handler class.
+     * $target may be:
+     * - A callable expecting no arguments that returns a HandlerInterface
+     * - A string containing the fully qualified class of a HandlerInterface
+     * - A HandlerInterface
+     *
+     * @param callable|string|HandlerInterface $target HandlerInterface to dispatch
      */
-    public function __construct($targetClassName)
+    public function __construct($target)
     {
-        $this->targetClassName = $targetClassName;
+        $this->target = $target;
     }
 
     /**
@@ -41,13 +43,19 @@ abstract class BaseRoute implements HandlerInterface
      */
     protected function getTarget()
     {
-        if (is_subclass_of($this->targetClassName, self::HANDLER_INTERFACE)) {
+        if (is_callable($this->target)) {
-            /** @var HandlerInterface $target */
+            $callable = $this->target;
-            $target = new $this->targetClassName();
+            $target = $callable();
+        } elseif (is_string($this->target)) {
+            $className = $this->target;
+            $target = new $className();
+        } else {
+            $target = $this->target;
+        }
+        if ($target instanceof HandlerInterface) {
             return $target;
         } else {
             throw new \UnexpectedValueException("Target class must implement HandlerInterface");
         }
     }
-
 }

test/Routes/BaseRouteTest.php

@@ -2,25 +2,75 @@
 
 namespace pjdietz\WellRESTed\Test;
 
+use pjdietz\WellRESTed\Interfaces\HandlerInterface;
+use pjdietz\WellRESTed\Interfaces\RequestInterface;
 use pjdietz\WellRESTed\Routes\StaticRoute;
 
 class BaseRouteTest extends \PHPUnit_Framework_TestCase
 {
+    private $path = "/";
+    private $request;
+
     /**
-     * Create a route that will match, but has an incorrect handler assigned.
+     * @covers pjdietz\WellRESTed\Routes\BaseRoute
+     */
+    public function testDispatchesHandlerFromCallable()
+    {
+        $target = function () {
+            $handler = $this->prophesize("\\pjdietz\\WellRESTed\\Interfaces\\HandlerInterface");
+            return $handler->reveal();
+        };
+
+        $route = new StaticRoute($this->path, $target);
+        $route->getResponse($this->request->reveal());
+    }
+
+    /**
+     * @covers pjdietz\WellRESTed\Routes\BaseRoute
+     */
+    public function testDispatchesHandlerFromString()
+    {
+        $target = __NAMESPACE__ . "\\ValidHandler";
+
+        $route = new StaticRoute($this->path, $target);
+        $route->getResponse($this->request->reveal());
+    }
+
+    /**
+     * @covers pjdietz\WellRESTed\Routes\BaseRoute
+     */
+    public function testDispatchesHandlerInstance()
+    {
+        $target = new ValidHandler();
+
+        $route = new StaticRoute($this->path, $target);
+        $route->getResponse($this->request->reveal());
+    }
+
+    /**
+     * @covers pjdietz\WellRESTed\Routes\BaseRoute
      * @expectedException  \UnexpectedValueException
      */
-    public function testFailOnHandlerDoesNotImplementInterface()
+    public function testFailWhenHandlerDoesNotImplementInterface()
     {
-        $path = "/";
+        $target = "\\stdClass";
 
-        $mockRequest = $this->getMock('\pjdietz\WellRESTed\Interfaces\RequestInterface');
+        $route = new StaticRoute($this->path, $target);
-        $mockRequest->expects($this->any())
+        $route->getResponse($this->request->reveal());
-            ->method('getPath')
+    }
-            ->will($this->returnValue($path));
 
-        $route = new StaticRoute($path, __NAMESPACE__ . '\NotAHandler');
+    public function setUp()
-        $route->getResponse($mockRequest);
+    {
+        $this->request = $this->prophesize("\\pjdietz\\WellRESTed\\Interfaces\\RequestInterface");
+        $this->request->getPath()->willReturn($this->path);
+    }
+}
+
+class ValidHandler implements HandlerInterface
+{
+    public function getResponse(RequestInterface $request, array $args = null)
+    {
+        return null;
     }
 }