add example for post request

examples/get.php

@@ -3,11 +3,11 @@
 // First, include the Composer Autoloader.
 require_once dirname(__DIR__) . '/vendor/autoload.php';
 
-// First, create the HTTP client
+// Next, create the HTTP client
 $client = new \Art4\Requests\Psr\HttpClient();
 
 // Next, create the HTTP request
-$request = $client->createRequest('GET', 'http://httpbin.org/get');
+$request = $client->createRequest(\WpOrg\Requests\Requests::GET, 'http://httpbin.org/get');
 
 // You can set headers in PSR-7 style
 $request = $request->withAddedHeader('Accept', 'application/json');

examples/post.php

@@ -0,0 +1,24 @@
+<?php
+
+// First, include the Composer Autoloader.
+require_once dirname(__DIR__) . '/vendor/autoload.php';
+
+// Next, create the HTTP client
+$client = new \Art4\Requests\Psr\HttpClient();
+
+// Next, create the HTTP request
+$request = $client->createRequest(\WpOrg\Requests\Requests::POST, 'http://httpbin.org/post');
+
+// You can set headers in PSR-7 style
+$request = $request->withAddedHeader('Accept', 'application/json');
+
+// You can set form data as body
+$request = $request->withBody($client->createStream(
+    http_build_query(['mydata' => 'something'])
+));
+
+// Now let's make a request!
+$response = $client->sendRequest($request);
+
+// Check what we received
+var_dump($response);

tests/Psr/HttpClient/HttpClientTest.php

@@ -7,11 +7,11 @@
 use Art4\Requests\Exception\Psr\ClientException;
 use Art4\Requests\Exception\Psr\NetworkException;
 use Art4\Requests\Exception\Psr\RequestException;
-use WpOrg\Requests\Exception\Transport as ExceptionTransport;
 use Art4\Requests\Psr\HttpClient;
 use Psr\Http\Message\ResponseInterface;
-use Yoast\PHPUnitPolyfills\TestCases\TestCase;
+use WpOrg\Requests\Exception\Transport as ExceptionTransport;
 use WpOrg\Requests\Transport;
+use Yoast\PHPUnitPolyfills\TestCases\TestCase;
 
 final class HttpClientTest extends TestCase
 {