Allow overriding routes (#2577)

tests/unit/Http/RouteCollectionTest.php

@@ -0,0 +1,47 @@
+<?php
+
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
+namespace Flarum\Tests\unit\Http;
+
+use Flarum\Http\RouteCollection;
+use Flarum\Tests\unit\TestCase;
+
+class RouteCollectionTest extends TestCase
+{
+    /** @test */
+    public function can_add_routes()
+    {
+        $routeCollection = (new RouteCollection)
+            ->addRoute('GET', '/index', 'index', function () {
+                echo 'index';
+            })
+            ->addRoute('DELETE', '/posts', 'forum.posts.delete', function () {
+                echo 'delete posts';
+            });
+
+        $this->assertEquals('/index', $routeCollection->getPath('index'));
+        $this->assertEquals('/posts', $routeCollection->getPath('forum.posts.delete'));
+    }
+
+    /** @test */
+    public function can_add_routes_late()
+    {
+        $routeCollection = (new RouteCollection)->addRoute('GET', '/index', 'index', function () {
+            echo 'index';
+        });
+
+        $this->assertEquals('/index', $routeCollection->getPath('index'));
+
+        $routeCollection->addRoute('DELETE', '/posts', 'forum.posts.delete', function () {
+            echo 'delete posts';
+        });
+
+        $this->assertEquals('/posts', $routeCollection->getPath('forum.posts.delete'));
+    }
+}