added route finder tests.

tests/suite/RouteFinderTest.php

+<?php
+
+class RouteFinderTest extends PHPUnit_Framework_TestCase {
+
+	public static function setUpBeforeClass()
+	{
+		$routes = array();
+
+		$routes['GET /home'] = array('GET /home' => array('name' => 'home', 'do' => function() {}));
+		$routes['GET /user'] = array('GET /user' => array('name' => 'user', 'do' => function() {}));
+
+		System\Route\Finder::$routes = $routes;
+	}
+
+	public function testRouteFinderReturnsNullWhenRouteIsNotFound()
+	{
+		$this->assertNull(System\Route\Finder::find('doesnt-exist'));
+	}
+
+	public function testRouteFinderReturnsRouteWhenFoundInSingleRoutesFile()
+	{
+		$this->assertArrayHasKey('GET /home', System\Route\Finder::find('home'));
+		$this->assertArrayHasKey('GET /user', System\Route\Finder::find('user'));
+	}
+
+	public function testRouteFinderLoadsRoutesFromRouteDirectoryToFindRoutes()
+	{
+		System\Route\Finder::$routes = null;
+		$this->setupRoutesDirectory();
+
+		$this->assertArrayHasKey('GET /user', System\Route\Finder::find('user'));
+
+		Utils::rrmdir(APP_PATH.'routes');
+	}
+
+	private function setupRoutesDirectory()
+	{
+		mkdir(APP_PATH.'routes', 0777);
+		file_put_contents(APP_PATH.'routes/user.php', "<?php return array('GET /user' => array('name' => 'user', 'do' => function() {return '/user';})); ?>", LOCK_EX);		
+	}
+
+}
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