working on API: simplifying PUT request mocking

lib/request.php

@@ -23,7 +23,7 @@ class request
      * @access private
      * @var string
      */
-    private $_inputStream = 'php://input';
+    private static $_inputStream = 'php://input';
 
     /**
      * Operation to perform.
@@ -80,7 +80,8 @@ class request
         switch (array_key_exists('REQUEST_METHOD', $_SERVER) ? $_SERVER['REQUEST_METHOD'] : 'GET')
         {
             case 'PUT':
-                parse_str(file_get_contents($this->_inputStream), $this->_params);
+                $this->_operation = 'create';
+                parse_str(file_get_contents(self::$_inputStream), $this->_params);
                 break;
             case 'POST':
                 $this->_params = $_POST;
@@ -89,7 +90,7 @@ class request
                 $this->_params = $_GET;
         }
 
-        // prepare paremeters, depending on current operation
+        // prepare parameters, depending on current operation
         if (
             (array_key_exists('data', $this->_params) && !empty($this->_params['data'])) ||
             (array_key_exists('attachment', $this->_params) && !empty($this->_params['attachment']))
@@ -107,7 +108,7 @@ class request
         // display an existing paste
         elseif (array_key_exists('QUERY_STRING', $_SERVER) && !empty($_SERVER['QUERY_STRING']))
         {
-            $this->_operation = 'read';
+            if ($this->_operation != 'create') $this->_operation = 'read';
             $this->_params['pasteid'] = $_SERVER['QUERY_STRING'];
         }
     }
@@ -148,13 +149,12 @@ class request
     }
 
     /**
-     * Override the default input stream source
+     * Override the default input stream source, used for unit testing.
      *
      * @param unknown $input
      */
-    public function setInputStream($input)
+    public static function setInputStream($input)
     {
-        $this->_inputStream = $input;
-        $this->__construct();
+        self::$_inputStream = $input;
     }
 }

tst/jsonApi.php

@@ -0,0 +1,92 @@
+<?php
+class jsonApiTest extends PHPUnit_Framework_TestCase
+{
+    protected $_model;
+
+    public function setUp()
+    {
+        /* Setup Routine */
+        $this->_model = zerobin_data::getInstance(array('dir' => PATH . 'data'));
+        serversalt::setPath(PATH . 'data');
+        $this->reset();
+    }
+
+    public function tearDown()
+    {
+        /* Tear Down Routine */
+        helper::confRestore();
+    }
+
+    public function reset()
+    {
+        $_POST = array();
+        $_GET = array();
+        $_SERVER = array();
+        if ($this->_model->exists(helper::getPasteId()))
+            $this->_model->delete(helper::getPasteId());
+        helper::confRestore();
+    }
+
+    /**
+     * @runInSeparateProcess
+     */
+    public function testCreate()
+    {
+        $this->reset();
+        $options = parse_ini_file(CONF, true);
+        $options['traffic']['limit'] = 0;
+        helper::confBackup();
+        helper::createIniFile(CONF, $options);
+        $_POST = helper::getPaste();
+        $_SERVER['HTTP_X_REQUESTED_WITH'] = 'JSONHttpRequest';
+        $_SERVER['REQUEST_METHOD'] = 'POST';
+        $_SERVER['REMOTE_ADDR'] = '::1';
+        ob_start();
+        new zerobin;
+        $content = ob_get_contents();
+        $response = json_decode($content, true);
+        $this->assertEquals(0, $response['status'], 'outputs status');
+        $this->assertEquals(
+            hash_hmac('sha1', $response['id'], serversalt::get()),
+            $response['deletetoken'],
+            'outputs valid delete token'
+        );
+        $this->assertStringEndsWith('?' . $response['id'], $response['url'], 'returned URL points to new paste');
+        $this->assertTrue($this->_model->exists($response['id']), 'paste exists after posting data');
+    }
+
+    /**
+     * @runInSeparateProcess
+     */
+    public function testPut()
+    {
+        $this->reset();
+        $options = parse_ini_file(CONF, true);
+        $options['traffic']['limit'] = 0;
+        helper::confBackup();
+        helper::createIniFile(CONF, $options);
+        $file = tempnam(sys_get_temp_dir(), 'FOO');
+        $paste = helper::getPaste();
+        unset($paste['meta']);
+        file_put_contents($file, http_build_query($paste));
+        request::setInputStream($file);
+        $_SERVER['QUERY_STRING'] = helper::getPasteId();
+        $_SERVER['HTTP_X_REQUESTED_WITH'] = 'JSONHttpRequest';
+        $_SERVER['REQUEST_METHOD'] = 'PUT';
+        $_SERVER['REMOTE_ADDR'] = '::1';
+        ob_start();
+        new zerobin;
+        $content = ob_get_contents();
+        $response = json_decode($content, true);
+        $this->assertEquals(0, $response['status'], 'outputs status');
+        $this->assertEquals(helper::getPasteId(), $response['id'], 'outputted paste ID matches input');
+        $this->assertEquals(
+            hash_hmac('sha1', $response['id'], serversalt::get()),
+            $response['deletetoken'],
+            'outputs valid delete token'
+        );
+        $this->assertStringEndsWith('?' . $response['id'], $response['url'], 'returned URL points to new paste');
+        $this->assertTrue($this->_model->exists($response['id']), 'paste exists after posting data');
+    }
+
+}

tst/request.php

@@ -60,8 +60,8 @@ class requestTest extends PHPUnit_Framework_TestCase
         $_SERVER['HTTP_X_REQUESTED_WITH'] = 'JSONHttpRequest';
         $file = tempnam(sys_get_temp_dir(), 'FOO');
         file_put_contents($file, 'data=foo');
+        request::setInputStream($file);
         $request = new request;
-        $request->setInputStream($file);
         $this->assertTrue($request->isJsonApiCall(), 'is JSON Api call');
         $this->assertEquals('create', $request->getOperation());
         $this->assertEquals('foo', $request->getParam('data'));