[10.x] Add routeRoute method to test request (#49366)

* feat: add routeRoute method to test request

* Update MakesHttpRequests.php

---------

Co-authored-by: Taylor Otwell <[email protected]>

Author: fragkp

Diff for: src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php

@@ -297,7 +297,7 @@ public function disableCookieEncryption()
     }
 
     /**
-     * Set the referer header and previous URL session value in order to simulate a previous request.
+     * Set the referer header and previous URL session value from a given URL in order to simulate a previous request.
      *
      * @param  string  $url
      * @return $this
@@ -309,6 +309,18 @@ public function from(string $url)
         return $this->withHeader('referer', $url);
     }
 
+    /**
+     * Set the referer header and previous URL session value from a given route in order to simulate a previous request.
+     *
+     * @param  string  $name
+     * @param  mixed  $parameters
+     * @return $this
+     */
+    public function fromRoute(string $name, $parameters = [])
+    {
+        return $this->from($this->app['url']->route($name, $parameters));
+    }
+
     /**
      * Set the Precognition header to "true".
      *

Diff for: tests/Foundation/Testing/Concerns/MakesHttpRequestsTest.php

@@ -18,6 +18,18 @@ public function testFromSetsHeaderAndSession()
         $this->assertSame('previous/url', $this->app['session']->previousUrl());
     }
 
+    public function testFromRouteSetsHeaderAndSession()
+    {
+        $router = $this->app->make(Registrar::class);
+
+        $router->get('previous/url', fn () => 'ok')->name('previous-url');
+
+        $this->fromRoute('previous-url');
+
+        $this->assertSame('http://localhost/previous/url', $this->defaultHeaders['referer']);
+        $this->assertSame('http://localhost/previous/url', $this->app['session']->previousUrl());
+    }
+
     public function testWithTokenSetsAuthorizationHeader()
     {
         $this->withToken('foobar');