web/lib/Zend/Test/PHPUnit/Constraint/ResponseHeader34.php
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     1 <?php
       
     2 /**
       
     3  * Zend Framework
       
     4  *
       
     5  * LICENSE
       
     6  *
       
     7  * This source file is subject to the new BSD license that is bundled
       
     8  * with this package in the file LICENSE.txt.
       
     9  * It is also available through the world-wide-web at this URL:
       
    10  * http://framework.zend.com/license/new-bsd
       
    11  * If you did not receive a copy of the license and are unable to
       
    12  * obtain it through the world-wide-web, please send an email
       
    13  * to license@zend.com so we can send you a copy immediately.
       
    14  *
       
    15  * @category   Zend
       
    16  * @package    Zend_Test
       
    17  * @subpackage PHPUnit
       
    18  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
       
    19  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    20  * @version    $Id$
       
    21  */
       
    22 
       
    23 /**
       
    24  * Response header PHPUnit Constraint
       
    25  *
       
    26  * @uses       PHPUnit_Framework_Constraint
       
    27  * @category   Zend
       
    28  * @package    Zend_Test
       
    29  * @subpackage PHPUnit
       
    30  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
       
    31  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    32  */
       
    33 class Zend_Test_PHPUnit_Constraint_ResponseHeader34 extends PHPUnit_Framework_Constraint
       
    34 {
       
    35     /**#@+
       
    36      * Assertion type constants
       
    37      */
       
    38     const ASSERT_RESPONSE_CODE   = 'assertResponseCode';
       
    39     const ASSERT_HEADER          = 'assertHeader';
       
    40     const ASSERT_HEADER_CONTAINS = 'assertHeaderContains';
       
    41     const ASSERT_HEADER_REGEX    = 'assertHeaderRegex';
       
    42     /**#@-*/
       
    43 
       
    44     /**
       
    45      * Current assertion type
       
    46      * @var string
       
    47      */
       
    48     protected $_assertType      = null;
       
    49 
       
    50     /**
       
    51      * Available assertion types
       
    52      * @var array
       
    53      */
       
    54     protected $_assertTypes     = array(
       
    55         self::ASSERT_RESPONSE_CODE,
       
    56         self::ASSERT_HEADER,
       
    57         self::ASSERT_HEADER_CONTAINS,
       
    58         self::ASSERT_HEADER_REGEX,
       
    59     );
       
    60 
       
    61     /**
       
    62      * @var int Response code
       
    63      */
       
    64     protected $_code              = 200;
       
    65     
       
    66     /**
       
    67      * @var int Actual response code
       
    68      */
       
    69     protected $_actualCode        = null;
       
    70 
       
    71     /**
       
    72      * @var string Header
       
    73      */
       
    74     protected $_header            = null;
       
    75 
       
    76     /**
       
    77      * @var string pattern against which to compare header content
       
    78      */
       
    79     protected $_match             = null;
       
    80 
       
    81     /**
       
    82      * Whether or not assertion is negated
       
    83      * @var bool
       
    84      */
       
    85     protected $_negate            = false;
       
    86 
       
    87     /**
       
    88      * Constructor; setup constraint state
       
    89      *
       
    90      * @return void
       
    91      */
       
    92     public function __construct()
       
    93     {
       
    94     }
       
    95 
       
    96     /**
       
    97      * Indicate negative match
       
    98      *
       
    99      * @param  bool $flag
       
   100      * @return void
       
   101      */
       
   102     public function setNegate($flag = true)
       
   103     {
       
   104         $this->_negate = $flag;
       
   105     }
       
   106 
       
   107     /**
       
   108      * Evaluate an object to see if it fits the constraints
       
   109      *
       
   110      * @param  Zend_Controller_Response_Abstract $other String to examine
       
   111      * @param  null|string Assertion type
       
   112      * @return bool
       
   113      */
       
   114     public function evaluate($other, $assertType = null)
       
   115     {
       
   116         if (!$other instanceof Zend_Controller_Response_Abstract) {
       
   117             require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
       
   118             throw new Zend_Test_PHPUnit_Constraint_Exception('Header constraint assertions require a response object');
       
   119         }
       
   120 
       
   121         if (strstr($assertType, 'Not')) {
       
   122             $this->setNegate(true);
       
   123             $assertType = str_replace('Not', '', $assertType);
       
   124         }
       
   125 
       
   126         if (!in_array($assertType, $this->_assertTypes)) {
       
   127             require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
       
   128             throw new Zend_Test_PHPUnit_Constraint_Exception(sprintf('Invalid assertion type "%s" provided to %s constraint', $assertType, __CLASS__));
       
   129         }
       
   130 
       
   131         $this->_assertType = $assertType;
       
   132 
       
   133         $response = $other;
       
   134         $argv     = func_get_args();
       
   135         $argc     = func_num_args();
       
   136 
       
   137         switch ($assertType) {
       
   138             case self::ASSERT_RESPONSE_CODE:
       
   139                 if (3 > $argc) {
       
   140                     require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
       
   141                     throw new Zend_Test_PHPUnit_Constraint_Exception('No response code provided against which to match');
       
   142                 }
       
   143                 $this->_code = $code = $argv[2];
       
   144                 return ($this->_negate)
       
   145                     ? $this->_notCode($response, $code)
       
   146                     : $this->_code($response, $code);
       
   147             case self::ASSERT_HEADER:
       
   148                 if (3 > $argc) {
       
   149                     require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
       
   150                     throw new Zend_Test_PHPUnit_Constraint_Exception('No header provided against which to match');
       
   151                 }
       
   152                 $this->_header = $header = $argv[2];
       
   153                 return ($this->_negate)
       
   154                     ? $this->_notHeader($response, $header)
       
   155                     : $this->_header($response, $header);
       
   156             case self::ASSERT_HEADER_CONTAINS:
       
   157                 if (4 > $argc) {
       
   158                     require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
       
   159                     throw new Zend_Test_PHPUnit_Constraint_Exception('Both a header name and content to match are required for ' . __FUNCTION__);
       
   160                 }
       
   161                 $this->_header = $header = $argv[2];
       
   162                 $this->_match  = $match  = $argv[3];
       
   163                 return ($this->_negate)
       
   164                     ? $this->_notHeaderContains($response, $header, $match)
       
   165                     : $this->_headerContains($response, $header, $match);
       
   166             case self::ASSERT_HEADER_REGEX:
       
   167                 if (4 > $argc) {
       
   168                     require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
       
   169                     throw new Zend_Test_PHPUnit_Constraint_Exception('Both a header name and content to match are required for ' . __FUNCTION__);
       
   170                 }
       
   171                 $this->_header = $header = $argv[2];
       
   172                 $this->_match  = $match  = $argv[3];
       
   173                 return ($this->_negate)
       
   174                     ? $this->_notHeaderRegex($response, $header, $match)
       
   175                     : $this->_headerRegex($response, $header, $match);
       
   176             default:
       
   177                 require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
       
   178                 throw new Zend_Test_PHPUnit_Constraint_Exception('Invalid assertion type ' . __FUNCTION__);
       
   179         }
       
   180     }
       
   181 
       
   182     /**
       
   183      * Report Failure
       
   184      *
       
   185      * @see    PHPUnit_Framework_Constraint for implementation details
       
   186      * @param  mixed $other
       
   187      * @param  string $description Additional message to display
       
   188      * @param  bool $not
       
   189      * @return void
       
   190      * @throws PHPUnit_Framework_ExpectationFailedException
       
   191      */
       
   192     public function fail($other, $description, $not = false)
       
   193     {
       
   194         require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
       
   195         switch ($this->_assertType) {
       
   196             case self::ASSERT_RESPONSE_CODE:
       
   197                 $failure = 'Failed asserting response code "%s"';
       
   198                 if ($this->_negate) {
       
   199                     $failure = 'Failed asserting response code IS NOT "%s"';
       
   200                 }
       
   201                 $failure = sprintf($failure, $this->_code);
       
   202                 if (!$this->_negate && $this->_actualCode) {
       
   203                     $failure .= sprintf(PHP_EOL . 'Was "%s"', $this->_actualCode);
       
   204                 }
       
   205                 break;
       
   206             case self::ASSERT_HEADER:
       
   207                 $failure = 'Failed asserting response header "%s" found';
       
   208                 if ($this->_negate) {
       
   209                     $failure = 'Failed asserting response response header "%s" WAS NOT found';
       
   210                 }
       
   211                 $failure = sprintf($failure, $this->_header);
       
   212                 break;
       
   213             case self::ASSERT_HEADER_CONTAINS:
       
   214                 $failure = 'Failed asserting response header "%s" exists and contains "%s"';
       
   215                 if ($this->_negate) {
       
   216                     $failure = 'Failed asserting response header "%s" DOES NOT CONTAIN "%s"';
       
   217                 }
       
   218                 $failure = sprintf($failure, $this->_header, $this->_match);
       
   219                 break;
       
   220             case self::ASSERT_HEADER_REGEX:
       
   221                 $failure = 'Failed asserting response header "%s" exists and matches regex "%s"';
       
   222                 if ($this->_negate) {
       
   223                     $failure = 'Failed asserting response header "%s" DOES NOT MATCH regex "%s"';
       
   224                 }
       
   225                 $failure = sprintf($failure, $this->_header, $this->_match);
       
   226                 break;
       
   227             default:
       
   228                 throw new Zend_Test_PHPUnit_Constraint_Exception('Invalid assertion type ' . __FUNCTION__);
       
   229         }
       
   230 
       
   231         if (!empty($description)) {
       
   232             $failure = $description . "\n" . $failure;
       
   233         }
       
   234 
       
   235         throw new Zend_Test_PHPUnit_Constraint_Exception($failure);
       
   236     }
       
   237 
       
   238     /**
       
   239      * Complete implementation
       
   240      *
       
   241      * @return string
       
   242      */
       
   243     public function toString()
       
   244     {
       
   245         return '';
       
   246     }
       
   247 
       
   248     /**
       
   249      * Compare response code for positive match
       
   250      *
       
   251      * @param  Zend_Controller_Response_Abstract $response
       
   252      * @param  int $code
       
   253      * @return bool
       
   254      */
       
   255     protected function _code(Zend_Controller_Response_Abstract $response, $code)
       
   256     {
       
   257         $test = $this->_getCode($response);
       
   258         $this->_actualCode = $test;
       
   259         return ($test == $code);
       
   260     }
       
   261 
       
   262     /**
       
   263      * Compare response code for negative match
       
   264      *
       
   265      * @param  Zend_Controller_Response_Abstract $response
       
   266      * @param  int $code
       
   267      * @return bool
       
   268      */
       
   269     protected function _notCode(Zend_Controller_Response_Abstract $response, $code)
       
   270     {
       
   271         $test = $this->_getCode($response);
       
   272         return ($test != $code);
       
   273     }
       
   274 
       
   275     /**
       
   276      * Retrieve response code
       
   277      *
       
   278      * @param  Zend_Controller_Response_Abstract $response
       
   279      * @return int
       
   280      */
       
   281     protected function _getCode(Zend_Controller_Response_Abstract $response)
       
   282     {
       
   283         $test = $response->getHttpResponseCode();
       
   284         if (null === $test) {
       
   285             $test = 200;
       
   286         }
       
   287         return $test;
       
   288     }
       
   289 
       
   290     /**
       
   291      * Positive check for response header presence
       
   292      *
       
   293      * @param  Zend_Controller_Response_Abstract $response
       
   294      * @param  string $header
       
   295      * @return bool
       
   296      */
       
   297     protected function _header(Zend_Controller_Response_Abstract $response, $header)
       
   298     {
       
   299         return (null !== $this->_getHeader($response, $header));
       
   300     }
       
   301 
       
   302     /**
       
   303      * Negative check for response header presence
       
   304      *
       
   305      * @param  Zend_Controller_Response_Abstract $response
       
   306      * @param  string $header
       
   307      * @return bool
       
   308      */
       
   309     protected function _notHeader(Zend_Controller_Response_Abstract $response, $header)
       
   310     {
       
   311         return (null === $this->_getHeader($response, $header));
       
   312     }
       
   313 
       
   314     /**
       
   315      * Retrieve response header
       
   316      *
       
   317      * @param  Zend_Controller_Response_Abstract $response
       
   318      * @param  string $header
       
   319      * @return string|null
       
   320      */
       
   321     protected function _getHeader(Zend_Controller_Response_Abstract $response, $header)
       
   322     {
       
   323         $headers = $response->sendHeaders();
       
   324         $header  = strtolower($header);
       
   325         if (array_key_exists($header, $headers)) {
       
   326             return $headers[$header];
       
   327         }
       
   328         return null;
       
   329     }
       
   330 
       
   331     /**
       
   332      * Positive check for header contents matching pattern
       
   333      *
       
   334      * @param  Zend_Controller_Response_Abstract $response
       
   335      * @param  string $header
       
   336      * @param  string $match
       
   337      * @return bool
       
   338      */
       
   339     protected function _headerContains(Zend_Controller_Response_Abstract $response, $header, $match)
       
   340     {
       
   341         if (null === ($fullHeader = $this->_getHeader($response, $header))) {
       
   342             return false;
       
   343         }
       
   344 
       
   345         $contents = str_replace($header . ': ', '', $fullHeader);
       
   346 
       
   347         return (strstr($contents, $match) !== false);
       
   348     }
       
   349 
       
   350     /**
       
   351      * Negative check for header contents matching pattern
       
   352      *
       
   353      * @param  Zend_Controller_Response_Abstract $response
       
   354      * @param  string $header
       
   355      * @param  string $match
       
   356      * @return bool
       
   357      */
       
   358     protected function _notHeaderContains(Zend_Controller_Response_Abstract $response, $header, $match)
       
   359     {
       
   360         if (null === ($fullHeader = $this->_getHeader($response, $header))) {
       
   361             return true;
       
   362         }
       
   363 
       
   364         $contents = str_replace($header . ': ', '', $fullHeader);
       
   365 
       
   366         return (strstr($contents, $match) === false);
       
   367     }
       
   368 
       
   369     /**
       
   370      * Positive check for header contents matching regex
       
   371      *
       
   372      * @param  Zend_Controller_Response_Abstract $response
       
   373      * @param  string $header
       
   374      * @param  string $pattern
       
   375      * @return bool
       
   376      */
       
   377     protected function _headerRegex(Zend_Controller_Response_Abstract $response, $header, $pattern)
       
   378     {
       
   379         if (null === ($fullHeader = $this->_getHeader($response, $header))) {
       
   380             return false;
       
   381         }
       
   382 
       
   383         $contents = str_replace($header . ': ', '', $fullHeader);
       
   384 
       
   385         return preg_match($pattern, $contents);
       
   386     }
       
   387 
       
   388     /**
       
   389      * Negative check for header contents matching regex
       
   390      *
       
   391      * @param  Zend_Controller_Response_Abstract $response
       
   392      * @param  string $header
       
   393      * @param  string $pattern
       
   394      * @return bool
       
   395      */
       
   396     protected function _notHeaderRegex(Zend_Controller_Response_Abstract $response, $header, $pattern)
       
   397     {
       
   398         if (null === ($fullHeader = $this->_getHeader($response, $header))) {
       
   399             return true;
       
   400         }
       
   401 
       
   402         $contents = str_replace($header . ': ', '', $fullHeader);
       
   403 
       
   404         return !preg_match($pattern, $contents);
       
   405     }
       
   406 }