/**
  * Test of SafeRequest::getContentType() with valid input.
  * 
  * @return bool true True on Pass.
  */
 function testGetContentTypeInputValid()
 {
     $req = new SafeRequest(array('env' => array('CONTENT_TYPE' => 'application/url-form-encoded')));
     $result = $req->getContentType();
     $this->assertInternalType('string', $result);
     $this->assertEquals('application/url-form-encoded', $result);
 }