Make the input for the rest api controller mockable

Author: szeber

src/Controller/PhpInput.php

@@ -0,0 +1,12 @@
+<?php
+declare(strict_types=1);
+
+namespace ShoppinPal\YapepCommon\Controller;
+
+class PhpInput
+{
+    public function getStdIn(): string
+    {
+        return file_get_contents('php://input');
+    }
+}

src/Controller/RestApiController.php

@@ -5,6 +5,7 @@
 
 use ShoppinPal\YapepCommon\DataObject\RestResponseDo;
 use ShoppinPal\YapepCommon\Exception\RestException;
+use YapepBase\Application;
 use YapepBase\Config;
 use YapepBase\Controller\HttpController;
 use YapepBase\Exception\ControllerException;
@@ -44,10 +45,15 @@ public function __construct(IRequest $request, IResponse $response)
      */
     public function run($action)
     {
+        /** @var PhpInput $input */
+        $input = Application::getInstance()->getDiContainer()[PhpInput::class];
+        if (null === $input) {
+            $input = new PhpInput();
+        }
         try {
             $this->response->setContentType(MimeType::JSON);
 
-            $this->requestBody = file_get_contents('php://input');
+            $this->requestBody = $input->getStdIn();
 
             if (!empty($this->requestBody)) {
                 $requestData = json_decode($this->requestBody, true);

src/Test/Controller/FakeInput.php

@@ -0,0 +1,23 @@
+<?php
+declare(strict_types=1);
+
+namespace ShoppinPal\YapepCommon\Test\Controller;
+
+use ShoppinPal\YapepCommon\Controller\PhpInput;
+
+class FakeInput extends PhpInput
+{
+    /** @var string */
+    private $stdIn;
+
+    public function __construct(string $stdIn)
+    {
+        $this->stdIn = $stdIn;
+    }
+
+    public function getStdIn(): string
+    {
+        return $this->stdIn;
+    }
+
+}