Added some stubs for unit testing.

tests/ClientRequestBuilder.php

@@ -1,12 +0,0 @@
-<?php
-
-namespace Tests\App;
-
-use Symfony\Component\BrowserKit\Client;
-use Symfony\Component\DomCrawler\Crawler;
-
-
-class ClientRequestBuilder
-{
-}
-

tests/Controller/ClientRequestBuilder.php

@@ -0,0 +1,114 @@
+<?php
+
+namespace App\Tests\Controller;
+
+use Symfony\Component\BrowserKit\Client;
+use Symfony\Component\DomCrawler\Crawler;
+
+
+class ClientRequestBuilder
+{
+    /**
+     *
+     * @var Client
+     */
+    private $client;
+
+    /**
+     *
+     * @var string
+     */
+    private $method;
+
+    /**
+     *
+     * @var string
+     */
+    private $uri;
+
+    /**
+     *
+     * @var array
+     */
+    private $parameters;
+
+    /**
+     *
+     * @var array
+     */
+    private $server;
+
+    /**
+     *
+     * @var string
+     */
+    private $acceptType;
+
+    public function __construct(Client $client)
+    {
+        $this->client = $client;
+        $this->parameters = [];
+        $this->server = [];
+        $this->acceptType = 'application/json';
+    }
+
+    public static function create(Client $client): ClientRequestBuilder
+    {
+        return new ClientRequestBuilder($client);
+    }
+
+    public function setMethod(string $method): self
+    {
+        $this->method = $method;
+        return $this;
+    }
+
+    public function setUri(string $uri): self
+    {
+        $this->uri = $uri;
+        return $this;
+    }
+
+    public function addParameter(string $key, $value): self
+    {
+        $this->parameters[$key] = $value;
+        return $this;
+    }
+
+    public function setParameters(array $parameters): self
+    {
+        $this->parameters = $parameters;
+        return $this;
+    }
+
+    public function addServerParameter(string $key, $value): self
+    {
+        $this->server[$key] = $value;
+        return $this;
+    }
+
+    public function setServerParameters(array $parameters): self
+    {
+        $this->server = $parameters;
+        return $this;
+    }
+
+    /**
+     * @param string $acceptType
+     */
+    public function setAcceptType(string $acceptType): self
+    {
+        $this->acceptType = $acceptType;
+        return $this;
+    }
+
+    /**
+     * Executes the request and returns the crawler.
+     */
+    public function request(): Crawler
+    {
+        $this->server['HTTP_ACCEPT'] = $this->acceptType;
+        return $this->client->request($this->method, $this->uri, $this->parameters, [], $this->server);
+    }
+}
+

tests/Controller/RestTestBase.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Tests\Controller;
+
+use Symfony\Component\BrowserKit\Client;
+
+class RestTestBase extends WebTestCase
+{
+    /**
+     * @var Client
+     */
+    private $client;
+
+    protected function createRequestBuilder(string $acceptType = 'application/json'): ClientRequestBuilder
+    {
+        $builder = new ClientRequestBuilder($this->client);
+        $builder->setAcceptType($acceptType);
+        return $builder;
+    }
+}