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Current Path : /hermes/bosweb01/b744/petrogas.gm/schools/stp/drupal-7.69/modules/simpletest/tests/
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Current File : //hermes/bosweb01/b744/petrogas.gm/schools/stp/drupal-7.69/modules/simpletest/tests/bootstrap.test
<?php

class BootstrapIPAddressTestCase extends DrupalWebTestCase {

  public static function getInfo() {
    return array(
      'name' => 'IP address and HTTP_HOST test',
      'description' => 'Get the IP address from the current visitor from the server variables, check hostname validation.',
      'group' => 'Bootstrap'
    );
  }

  function setUp() {
    $this->oldserver = $_SERVER;

    $this->remote_ip = '127.0.0.1';
    $this->proxy_ip = '127.0.0.2';
    $this->proxy2_ip = '127.0.0.3';
    $this->forwarded_ip = '127.0.0.4';
    $this->cluster_ip = '127.0.0.5';
    $this->untrusted_ip = '0.0.0.0';

    drupal_static_reset('ip_address');

    $_SERVER['REMOTE_ADDR'] = $this->remote_ip;
    unset($_SERVER['HTTP_X_FORWARDED_FOR']);
    unset($_SERVER['HTTP_X_CLUSTER_CLIENT_IP']);

    parent::setUp();
  }

  function tearDown() {
    $_SERVER = $this->oldserver;
    drupal_static_reset('ip_address');
    parent::tearDown();
  }

  /**
   * test IP Address and hostname
   */
  function testIPAddressHost() {
    // Test the normal IP address.
    $this->assertTrue(
      ip_address() == $this->remote_ip,
      'Got remote IP address.'
    );

    // Proxy forwarding on but no proxy addresses defined.
    variable_set('reverse_proxy', 1);
    $this->assertTrue(
      ip_address() == $this->remote_ip,
      'Proxy forwarding without trusted proxies got remote IP address.'
    );

    // Proxy forwarding on and proxy address not trusted.
    variable_set('reverse_proxy_addresses', array($this->proxy_ip, $this->proxy2_ip));
    drupal_static_reset('ip_address');
    $_SERVER['REMOTE_ADDR'] = $this->untrusted_ip;
    $this->assertTrue(
      ip_address() == $this->untrusted_ip,
      'Proxy forwarding with untrusted proxy got remote IP address.'
    );

    // Proxy forwarding on and proxy address trusted.
    $_SERVER['REMOTE_ADDR'] = $this->proxy_ip;
    $_SERVER['HTTP_X_FORWARDED_FOR'] = $this->forwarded_ip;
    drupal_static_reset('ip_address');
    $this->assertTrue(
      ip_address() == $this->forwarded_ip,
      'Proxy forwarding with trusted proxy got forwarded IP address.'
    );

    // Proxy forwarding on and proxy address trusted and visiting from proxy.
    $_SERVER['REMOTE_ADDR'] = $this->proxy_ip;
    $_SERVER['HTTP_X_FORWARDED_FOR'] = $this->proxy_ip;
    drupal_static_reset('ip_address');
    $this->assertTrue(
      ip_address() == $this->proxy_ip,
      'Visiting from trusted proxy got proxy IP address.'
    );

    // Multi-tier architecture with comma separated values in header.
    $_SERVER['REMOTE_ADDR'] = $this->proxy_ip;
    $_SERVER['HTTP_X_FORWARDED_FOR'] = implode(', ', array($this->untrusted_ip, $this->forwarded_ip, $this->proxy2_ip));
    drupal_static_reset('ip_address');
    $this->assertTrue(
      ip_address() == $this->forwarded_ip,
      'Proxy forwarding with trusted 2-tier proxy got forwarded IP address.'
    );

    // Custom client-IP header.
    variable_set('reverse_proxy_header', 'HTTP_X_CLUSTER_CLIENT_IP');
    $_SERVER['HTTP_X_CLUSTER_CLIENT_IP'] = $this->cluster_ip;
    drupal_static_reset('ip_address');
    $this->assertTrue(
      ip_address() == $this->cluster_ip,
      'Cluster environment got cluster client IP.'
    );

    // Verifies that drupal_valid_http_host() prevents invalid characters.
    $this->assertFalse(drupal_valid_http_host('security/.drupal.org:80'), 'HTTP_HOST with / is invalid');
    $this->assertFalse(drupal_valid_http_host('security\\.drupal.org:80'), 'HTTP_HOST with \\ is invalid');
    $this->assertFalse(drupal_valid_http_host('security<.drupal.org:80'), 'HTTP_HOST with &lt; is invalid');
    $this->assertFalse(drupal_valid_http_host('security..drupal.org:80'), 'HTTP_HOST with .. is invalid');
    // Verifies that host names are shorter than 1000 characters.
    $this->assertFalse(drupal_valid_http_host(str_repeat('x', 1001)), 'HTTP_HOST with more than 1000 characters is invalid.');
    $this->assertFalse(drupal_valid_http_host(str_repeat('.', 101)), 'HTTP_HOST with more than 100 subdomains is invalid.');
    $this->assertFalse(drupal_valid_http_host(str_repeat(':', 101)), 'HTTP_HOST with more than 100 portseparators is invalid.');

    // IPv6 loopback address
    $this->assertTrue(drupal_valid_http_host('[::1]:80'), 'HTTP_HOST containing IPv6 loopback is valid');
  }
}

class BootstrapPageCacheTestCase extends DrupalWebTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Page cache test',
      'description' => 'Enable the page cache and test it with various HTTP requests.',
      'group' => 'Bootstrap'
    );
  }

  function setUp() {
    parent::setUp('system_test');
  }

  /**
   * Test support for requests containing If-Modified-Since and If-None-Match headers.
   */
  function testConditionalRequests() {
    variable_set('cache', 1);

    // Fill the cache.
    $this->drupalGet('');

    $this->drupalHead('');
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'HIT', 'Page was cached.');
    $etag = $this->drupalGetHeader('ETag');
    $last_modified = $this->drupalGetHeader('Last-Modified');

    $this->drupalGet('', array(), array('If-Modified-Since: ' . $last_modified, 'If-None-Match: ' . $etag));
    $this->assertResponse(304, 'Conditional request returned 304 Not Modified.');

    $this->drupalGet('', array(), array('If-Modified-Since: ' . gmdate(DATE_RFC822, strtotime($last_modified)), 'If-None-Match: ' . $etag));
    $this->assertResponse(304, 'Conditional request with obsolete If-Modified-Since date returned 304 Not Modified.');

    $this->drupalGet('', array(), array('If-Modified-Since: ' . gmdate(DATE_RFC850, strtotime($last_modified)), 'If-None-Match: ' . $etag));
    $this->assertResponse(304, 'Conditional request with obsolete If-Modified-Since date returned 304 Not Modified.');

    $this->drupalGet('', array(), array('If-Modified-Since: ' . $last_modified));
    $this->assertResponse(200, 'Conditional request without If-None-Match returned 200 OK.');
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'HIT', 'Page was cached.');

    $this->drupalGet('', array(), array('If-Modified-Since: ' . gmdate(DATE_RFC7231, strtotime($last_modified) + 1), 'If-None-Match: ' . $etag));
    $this->assertResponse(200, 'Conditional request with new a If-Modified-Since date newer than Last-Modified returned 200 OK.');
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'HIT', 'Page was cached.');

    $user = $this->drupalCreateUser();
    $this->drupalLogin($user);
    $this->drupalGet('', array(), array('If-Modified-Since: ' . $last_modified, 'If-None-Match: ' . $etag));
    $this->assertResponse(200, 'Conditional request returned 200 OK for authenticated user.');
    $this->assertFalse($this->drupalGetHeader('X-Drupal-Cache'), 'Absence of Page was not cached.');
    $this->assertFalse($this->drupalGetHeader('ETag'), 'ETag HTTP headers are not present for logged in users.');
    $this->assertFalse($this->drupalGetHeader('Last-Modified'), 'Last-Modified HTTP headers are not present for logged in users.');
  }

  /**
   * Test cache headers.
   */
  function testPageCache() {
    variable_set('cache', 1);

    // Fill the cache.
    $this->drupalGet('system-test/set-header', array('query' => array('name' => 'Foo', 'value' => 'bar')));
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'MISS', 'Page was not cached.');
    $this->assertEqual($this->drupalGetHeader('Vary'), 'Cookie,Accept-Encoding', 'Vary header was sent.');
    $this->assertEqual($this->drupalGetHeader('Cache-Control'), 'public, max-age=0', 'Cache-Control header was sent.');
    $this->assertEqual($this->drupalGetHeader('Expires'), 'Sun, 19 Nov 1978 05:00:00 GMT', 'Expires header was sent.');
    $this->assertEqual($this->drupalGetHeader('Foo'), 'bar', 'Custom header was sent.');

    // Check cache.
    $this->drupalGet('system-test/set-header', array('query' => array('name' => 'Foo', 'value' => 'bar')));
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'HIT', 'Page was cached.');
    $this->assertEqual($this->drupalGetHeader('Vary'), 'Cookie,Accept-Encoding', 'Vary: Cookie header was sent.');
    $this->assertEqual($this->drupalGetHeader('Cache-Control'), 'public, max-age=0', 'Cache-Control header was sent.');
    $this->assertEqual($this->drupalGetHeader('Expires'), 'Sun, 19 Nov 1978 05:00:00 GMT', 'Expires header was sent.');
    $this->assertEqual($this->drupalGetHeader('Foo'), 'bar', 'Custom header was sent.');

    // Check replacing default headers.
    $this->drupalGet('system-test/set-header', array('query' => array('name' => 'Expires', 'value' => 'Fri, 19 Nov 2008 05:00:00 GMT')));
    $this->assertEqual($this->drupalGetHeader('Expires'), 'Fri, 19 Nov 2008 05:00:00 GMT', 'Default header was replaced.');
    $this->drupalGet('system-test/set-header', array('query' => array('name' => 'Vary', 'value' => 'User-Agent')));
    $this->assertEqual($this->drupalGetHeader('Vary'), 'User-Agent,Accept-Encoding', 'Default header was replaced.');

    // Check that authenticated users bypass the cache.
    $user = $this->drupalCreateUser();
    $this->drupalLogin($user);
    $this->drupalGet('system-test/set-header', array('query' => array('name' => 'Foo', 'value' => 'bar')));
    $this->assertFalse($this->drupalGetHeader('X-Drupal-Cache'), 'Caching was bypassed.');
    $this->assertTrue(strpos($this->drupalGetHeader('Vary'), 'Cookie') === FALSE, 'Vary: Cookie header was not sent.');
    $this->assertEqual($this->drupalGetHeader('Cache-Control'), 'no-cache, must-revalidate', 'Cache-Control header was sent.');
    $this->assertEqual($this->drupalGetHeader('Expires'), 'Sun, 19 Nov 1978 05:00:00 GMT', 'Expires header was sent.');
    $this->assertEqual($this->drupalGetHeader('Foo'), 'bar', 'Custom header was sent.');

  }

  /**
   * Test page compression.
   *
   * The test should pass even if zlib.output_compression is enabled in php.ini,
   * .htaccess or similar, or if compression is done outside PHP, e.g. by the
   * mod_deflate Apache module.
   */
  function testPageCompression() {
    variable_set('cache', 1);

    // Fill the cache and verify that output is compressed.
    $this->drupalGet('', array(), array('Accept-Encoding: gzip,deflate'));
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'MISS', 'Page was not cached.');
    $this->drupalSetContent(gzinflate(substr($this->drupalGetContent(), 10, -8)));
    $this->assertRaw('</html>', 'Page was gzip compressed.');

    // Verify that cached output is compressed.
    $this->drupalGet('', array(), array('Accept-Encoding: gzip,deflate'));
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'HIT', 'Page was cached.');
    $this->assertEqual($this->drupalGetHeader('Content-Encoding'), 'gzip', 'A Content-Encoding header was sent.');
    $this->drupalSetContent(gzinflate(substr($this->drupalGetContent(), 10, -8)));
    $this->assertRaw('</html>', 'Page was gzip compressed.');

    // Verify that a client without compression support gets an uncompressed page.
    $this->drupalGet('');
    $this->assertEqual($this->drupalGetHeader('X-Drupal-Cache'), 'HIT', 'Page was cached.');
    $this->assertFalse($this->drupalGetHeader('Content-Encoding'), 'A Content-Encoding header was not sent.');
    $this->assertTitle(t('Welcome to @site-name | @site-name', array('@site-name' => variable_get('site_name', 'Drupal'))), 'Site title matches.');
    $this->assertRaw('</html>', 'Page was not compressed.');

    // Disable compression mode.
    variable_set('page_compression', FALSE);

    // Verify if cached page is still available for a client with compression support.
    $this->drupalGet('', array(), array('Accept-Encoding: gzip,deflate'));
    $this->drupalSetContent(gzinflate(substr($this->drupalGetContent(), 10, -8)));
    $this->assertRaw('</html>', 'Page was delivered after compression mode is changed (compression support enabled).');

    // Verify if cached page is still available for a client without compression support.
    $this->drupalGet('');
    $this->assertRaw('</html>', 'Page was delivered after compression mode is changed (compression support disabled).');
  }
}

class BootstrapVariableTestCase extends DrupalWebTestCase {

  function setUp() {
    parent::setUp('system_test');
  }

  public static function getInfo() {
    return array(
      'name' => 'Variable test',
      'description' => 'Make sure the variable system functions correctly.',
      'group' => 'Bootstrap'
    );
  }

  /**
   * testVariable
   */
  function testVariable() {
    // Setting and retrieving values.
    $variable = $this->randomName();
    variable_set('simpletest_bootstrap_variable_test', $variable);
    $this->assertIdentical($variable, variable_get('simpletest_bootstrap_variable_test'), 'Setting and retrieving values');

    // Make sure the variable persists across multiple requests.
    $this->drupalGet('system-test/variable-get');
    $this->assertText($variable, 'Variable persists across multiple requests');

    // Deleting variables.
    $default_value = $this->randomName();
    variable_del('simpletest_bootstrap_variable_test');
    $variable = variable_get('simpletest_bootstrap_variable_test', $default_value);
    $this->assertIdentical($variable, $default_value, 'Deleting variables');
  }

  /**
   * Makes sure that the default variable parameter is passed through okay.
   */
  function testVariableDefaults() {
    // Tests passing nothing through to the default.
    $this->assertIdentical(NULL, variable_get('simpletest_bootstrap_variable_test'), 'Variables are correctly defaulting to NULL.');

    // Tests passing 5 to the default parameter.
    $this->assertIdentical(5, variable_get('simpletest_bootstrap_variable_test', 5), 'The default variable parameter is passed through correctly.');
  }

}

/**
 * Tests the auto-loading behavior of the code registry.
 */
class BootstrapAutoloadTestCase extends DrupalWebTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Code registry',
      'description' => 'Test that the code registry functions correctly.',
      'group' => 'Bootstrap',
    );
  }

  function setUp() {
    parent::setUp('drupal_autoload_test');
  }

  /**
   * Tests that autoloader name matching is not case sensitive.
   */
  function testAutoloadCase() {
    // Test interface autoloader.
    $this->assertTrue(drupal_autoload_interface('drupalautoloadtestinterface'), 'drupal_autoload_interface() recognizes <em>DrupalAutoloadTestInterface</em> in lower case.');
    // Test class autoloader.
    $this->assertTrue(drupal_autoload_class('drupalautoloadtestclass'), 'drupal_autoload_class() recognizes <em>DrupalAutoloadTestClass</em> in lower case.');
    // Test trait autoloader.
    if (version_compare(PHP_VERSION, '5.4') >= 0) {
      $this->assertTrue(drupal_autoload_trait('drupalautoloadtesttrait'), 'drupal_autoload_trait() recognizes <em>DrupalAutoloadTestTrait</em> in lower case.');
    }
  }

}

/**
 * Test hook_boot() and hook_exit().
 */
class HookBootExitTestCase extends DrupalWebTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Boot and exit hook invocation',
      'description' => 'Test that hook_boot() and hook_exit() are called correctly.',
      'group' => 'Bootstrap',
    );
  }

  function setUp() {
    parent::setUp('system_test', 'dblog');
  }

  /**
   * Test calling of hook_boot() and hook_exit().
   */
  function testHookBootExit() {
    // Test with cache disabled. Boot and exit should always fire.
    variable_set('cache', 0);
    $this->drupalGet('');
    $calls = 1;
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND message = :message', array(':type' => 'system_test', ':message' => 'hook_boot'))->fetchField(), $calls, t('hook_boot called with disabled cache.'));
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND message = :message', array(':type' => 'system_test', ':message' => 'hook_exit'))->fetchField(), $calls, t('hook_exit called with disabled cache.'));

    // Test with normal cache. Boot and exit should be called.
    variable_set('cache', 1);
    $this->drupalGet('');
    $calls++;
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND message = :message', array(':type' => 'system_test', ':message' => 'hook_boot'))->fetchField(), $calls, t('hook_boot called with normal cache.'));
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND message = :message', array(':type' => 'system_test', ':message' => 'hook_exit'))->fetchField(), $calls, t('hook_exit called with normal cache.'));

    // Boot and exit should not fire since the page is cached.
    variable_set('page_cache_invoke_hooks', FALSE);
    $this->assertTrue(cache_get(url('', array('absolute' => TRUE)), 'cache_page'), t('Page has been cached.'));
    $this->drupalGet('');
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND message = :message', array(':type' => 'system_test', ':message' => 'hook_boot'))->fetchField(), $calls, t('hook_boot not called with aggressive cache and a cached page.'));
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND message = :message', array(':type' => 'system_test', ':message' => 'hook_exit'))->fetchField(), $calls, t('hook_exit not called with aggressive cache and a cached page.'));

    // Test with page cache cleared, boot and exit should be called.
    $this->assertTrue(db_delete('cache_page')->execute(), t('Page cache cleared.'));
    $this->drupalGet('');
    $calls++;
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND message = :message', array(':type' => 'system_test', ':message' => 'hook_boot'))->fetchField(), $calls, t('hook_boot called with aggressive cache and no cached page.'));
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND message = :message', array(':type' => 'system_test', ':message' => 'hook_exit'))->fetchField(), $calls, t('hook_exit called with aggressive cache and no cached page.'));
  }
}

/**
 * Test drupal_get_filename()'s availability.
 */
class BootstrapGetFilenameTestCase extends DrupalUnitTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Get filename test (without the system table)',
      'description' => 'Test that drupal_get_filename() works correctly when the database is not available.',
      'group' => 'Bootstrap',
    );
  }

  /**
   * The last file-related error message triggered by the filename test.
   *
   * Used by BootstrapGetFilenameTestCase::testDrupalGetFilename().
   */
  protected $getFilenameTestTriggeredError;

  /**
   * Test that drupal_get_filename() works correctly when the file is not found in the database.
   */
  function testDrupalGetFilename() {
    // Reset the static cache so we can test the "db is not active" code of
    // drupal_get_filename().
    drupal_static_reset('drupal_get_filename');

    // Retrieving the location of a module.
    $this->assertIdentical(drupal_get_filename('module', 'php'), 'modules/php/php.module', t('Retrieve module location.'));

    // Retrieving the location of a theme.
    $this->assertIdentical(drupal_get_filename('theme', 'stark'), 'themes/stark/stark.info', t('Retrieve theme location.'));

    // Retrieving the location of a theme engine.
    $this->assertIdentical(drupal_get_filename('theme_engine', 'phptemplate'), 'themes/engines/phptemplate/phptemplate.engine', t('Retrieve theme engine location.'));

    // Retrieving the location of a profile. Profiles are a special case with
    // a fixed location and naming.
    $this->assertIdentical(drupal_get_filename('profile', 'standard'), 'profiles/standard/standard.profile', t('Retrieve install profile location.'));

    // When a file is not found in the database cache, drupal_get_filename()
    // searches several locations on the filesystem, including the DRUPAL_ROOT
    // directory. We use the '.script' extension below because this is a
    // non-existent filetype that will definitely not exist in the database.
    // Since there is already a scripts directory, drupal_get_filename() will
    // automatically check there for 'script' files, just as it does for (e.g.)
    // 'module' files in modules.
    $this->assertIdentical(drupal_get_filename('script', 'test'), 'scripts/test.script', t('Retrieve test script location.'));

    // When searching for a module that does not exist, drupal_get_filename()
    // should return NULL and trigger an appropriate error message.
    $this->getFilenameTestTriggeredError = NULL;
    set_error_handler(array($this, 'fileNotFoundErrorHandler'));
    $non_existing_module = $this->randomName();
    $this->assertNull(drupal_get_filename('module', $non_existing_module), 'Searching for a module that does not exist returns NULL.');
    $this->assertTrue(strpos($this->getFilenameTestTriggeredError, format_string('The following module is missing from the file system: %name', array('%name' => $non_existing_module))) === 0, 'Searching for an item that does not exist triggers the correct error.');
    restore_error_handler();

    // Check that the result is stored in the file system scan cache.
    $file_scans = _drupal_file_scan_cache();
    $this->assertIdentical($file_scans['module'][$non_existing_module], FALSE, 'Searching for a module that does not exist creates a record in the missing and moved files static variable.');

    // Performing the search again in the same request still should not find
    // the file, but the error message should not be repeated (therefore we do
    // not override the error handler here).
    $this->assertNull(drupal_get_filename('module', $non_existing_module), 'Searching for a module that does not exist returns NULL during the second search.');
  }

  /**
   * Skips handling of "file not found" errors.
   */
  public function fileNotFoundErrorHandler($error_level, $message, $filename, $line, $context) {
    // Skip error handling if this is a "file not found" error.
    if (strpos($message, 'is missing from the file system:') !== FALSE || strpos($message, 'has moved within the file system:') !== FALSE) {
      $this->getFilenameTestTriggeredError = $message;
      return;
    }
    _drupal_error_handler($error_level, $message, $filename, $line, $context);
  }
}

/**
 * Test drupal_get_filename() in the context of a full Drupal installation.
 */
class BootstrapGetFilenameWebTestCase extends DrupalWebTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Get filename test (full installation)',
      'description' => 'Test that drupal_get_filename() works correctly in the context of a full Drupal installation.',
      'group' => 'Bootstrap',
    );
  }

  function setUp() {
    parent::setUp('system_test');
  }

  /**
   * The last file-related error message triggered by the filename test.
   *
   * Used by BootstrapGetFilenameWebTestCase::testDrupalGetFilename().
   */
  protected $getFilenameTestTriggeredError;

  /**
   * Test that drupal_get_filename() works correctly with a full Drupal site.
   */
  function testDrupalGetFilename() {
    // Search for a module that exists in the file system and the {system}
    // table and make sure that it is found.
    $this->assertIdentical(drupal_get_filename('module', 'node'), 'modules/node/node.module', 'Module found at expected location.');

    // Search for a module that does not exist in either the file system or the
    // {system} table. Make sure that an appropriate error is triggered and
    // that the module winds up in the static and persistent cache.
    $this->getFilenameTestTriggeredError = NULL;
    set_error_handler(array($this, 'fileNotFoundErrorHandler'));
    $non_existing_module = $this->randomName();
    $this->assertNull(drupal_get_filename('module', $non_existing_module), 'Searching for a module that does not exist returns NULL.');
    $this->assertTrue(strpos($this->getFilenameTestTriggeredError, format_string('The following module is missing from the file system: %name', array('%name' => $non_existing_module))) === 0, 'Searching for a module that does not exist triggers the correct error.');
    restore_error_handler();
    $file_scans = _drupal_file_scan_cache();
    $this->assertIdentical($file_scans['module'][$non_existing_module], FALSE, 'Searching for a module that does not exist creates a record in the missing and moved files static variable.');
    drupal_file_scan_write_cache();
    $cache = cache_get('_drupal_file_scan_cache', 'cache_bootstrap');
    $this->assertIdentical($cache->data['module'][$non_existing_module], FALSE, 'Searching for a module that does not exist creates a record in the missing and moved files persistent cache.');

    // Simulate moving a module to a location that does not match the location
    // in the {system} table and perform similar tests as above.
    db_update('system')
      ->fields(array('filename' => 'modules/simpletest/tests/fake_location/module_test.module'))
      ->condition('name', 'module_test')
      ->condition('type', 'module')
      ->execute();
    $this->getFilenameTestTriggeredError = NULL;
    set_error_handler(array($this, 'fileNotFoundErrorHandler'));
    $this->assertIdentical(drupal_get_filename('module', 'module_test'), 'modules/simpletest/tests/module_test.module', 'Searching for a module that has moved finds the module at its new location.');
    $this->assertTrue(strpos($this->getFilenameTestTriggeredError, format_string('The following module has moved within the file system: %name', array('%name' => 'module_test'))) === 0, 'Searching for a module that has moved triggers the correct error.');
    restore_error_handler();
    $file_scans = _drupal_file_scan_cache();
    $this->assertIdentical($file_scans['module']['module_test'], 'modules/simpletest/tests/module_test.module', 'Searching for a module that has moved creates a record in the missing and moved files static variable.');
    drupal_file_scan_write_cache();
    $cache = cache_get('_drupal_file_scan_cache', 'cache_bootstrap');
    $this->assertIdentical($cache->data['module']['module_test'], 'modules/simpletest/tests/module_test.module', 'Searching for a module that has moved creates a record in the missing and moved files persistent cache.');

    // Simulate a module that exists in the {system} table but does not exist
    // in the file system and perform similar tests as above.
    $non_existing_module = $this->randomName();
    db_update('system')
      ->fields(array('name' => $non_existing_module))
      ->condition('name', 'module_test')
      ->condition('type', 'module')
      ->execute();
    $this->getFilenameTestTriggeredError = NULL;
    set_error_handler(array($this, 'fileNotFoundErrorHandler'));
    $this->assertNull(drupal_get_filename('module', $non_existing_module), 'Searching for a module that exists in the system table but not in the file system returns NULL.');
    $this->assertTrue(strpos($this->getFilenameTestTriggeredError, format_string('The following module is missing from the file system: %name', array('%name' => $non_existing_module))) === 0, 'Searching for a module that exists in the system table but not in the file system triggers the correct error.');
    restore_error_handler();
    $file_scans = _drupal_file_scan_cache();
    $this->assertIdentical($file_scans['module'][$non_existing_module], FALSE, 'Searching for a module that exists in the system table but not in the file system creates a record in the missing and moved files static variable.');
    drupal_file_scan_write_cache();
    $cache = cache_get('_drupal_file_scan_cache', 'cache_bootstrap');
    $this->assertIdentical($cache->data['module'][$non_existing_module], FALSE, 'Searching for a module that exists in the system table but not in the file system creates a record in the missing and moved files persistent cache.');

    // Simulate a module that exists in the file system but not in the {system}
    // table and perform similar tests as above.
    db_delete('system')
      ->condition('name', 'common_test')
      ->condition('type', 'module')
      ->execute();
    system_list_reset();
    $this->getFilenameTestTriggeredError = NULL;
    set_error_handler(array($this, 'fileNotFoundErrorHandler'));
    $this->assertIdentical(drupal_get_filename('module', 'common_test'), 'modules/simpletest/tests/common_test.module', 'Searching for a module that does not exist in the system table finds the module at its actual location.');
    $this->assertTrue(strpos($this->getFilenameTestTriggeredError, format_string('The following module has moved within the file system: %name', array('%name' => 'common_test'))) === 0, 'Searching for a module that does not exist in the system table triggers the correct error.');
    restore_error_handler();
    $file_scans = _drupal_file_scan_cache();
    $this->assertIdentical($file_scans['module']['common_test'], 'modules/simpletest/tests/common_test.module', 'Searching for a module that does not exist in the system table creates a record in the missing and moved files static variable.');
    drupal_file_scan_write_cache();
    $cache = cache_get('_drupal_file_scan_cache', 'cache_bootstrap');
    $this->assertIdentical($cache->data['module']['common_test'], 'modules/simpletest/tests/common_test.module', 'Searching for a module that does not exist in the system table creates a record in the missing and moved files persistent cache.');
  }

  /**
   * Skips handling of "file not found" errors.
   */
  public function fileNotFoundErrorHandler($error_level, $message, $filename, $line, $context) {
    // Skip error handling if this is a "file not found" error.
    if (strpos($message, 'is missing from the file system:') !== FALSE || strpos($message, 'has moved within the file system:') !== FALSE) {
      $this->getFilenameTestTriggeredError = $message;
      return;
    }
    _drupal_error_handler($error_level, $message, $filename, $line, $context);
  }

  /**
   * Test that watchdog messages about missing files are correctly recorded.
   */
  public function testWatchdog() {
    // Search for a module that does not exist in either the file system or the
    // {system} table. Make sure that an appropriate warning is recorded in the
    // logs.
    $non_existing_module = $this->randomName();
    $query_parameters = array(
      ':type' => 'php',
      ':severity' => WATCHDOG_WARNING,
    );
    $this->assertEqual(db_query('SELECT COUNT(*) FROM {watchdog} WHERE type = :type AND severity = :severity', $query_parameters)->fetchField(), 0, 'No warning message appears in the logs before searching for a module that does not exist.');
    // Trigger the drupal_get_filename() call. This must be done via a request
    // to a separate URL since the watchdog() will happen in a shutdown
    // function, and so that SimpleTest can be told to ignore (and not fail as
    // a result of) the expected PHP warnings generated during this process.
    variable_set('system_test_drupal_get_filename_test_module_name', $non_existing_module);
    $this->drupalGet('system-test/drupal-get-filename');
    $message_variables = db_query('SELECT variables FROM {watchdog} WHERE type = :type AND severity = :severity', $query_parameters)->fetchCol();
    $this->assertEqual(count($message_variables), 1, 'A single warning message appears in the logs after searching for a module that does not exist.');
    $variables = reset($message_variables);
    $variables = unserialize($variables);
    $this->assertTrue(isset($variables['!message']) && strpos($variables['!message'], format_string('The following module is missing from the file system: %name', array('%name' => $non_existing_module))) !== FALSE, 'The warning message that appears in the logs after searching for a module that does not exist contains the expected text.');
  }

  /**
   * Test that drupal_get_filename() does not break recursive rebuilds.
   */
  public function testRecursiveRebuilds() {
    // Ensure that the drupal_get_filename() call due to a missing module does
    // not break the data returned by an attempted recursive rebuild. The code
    // path which is tested is as follows:
    // - Call drupal_get_schema().
    // - Within a hook_schema() implementation, trigger a drupal_get_filename()
    //   search for a nonexistent module.
    // - In the watchdog() call that results from that, trigger
    //   drupal_get_schema() again.
    // Without some kind of recursion protection, this could cause the second
    // drupal_get_schema() call to return incomplete results. This test ensures
    // that does not happen.
    $non_existing_module = $this->randomName();
    variable_set('system_test_drupal_get_filename_test_module_name', $non_existing_module);
    $this->drupalGet('system-test/drupal-get-filename-with-schema-rebuild');
    $original_drupal_get_schema_tables = variable_get('system_test_drupal_get_filename_with_schema_rebuild_original_tables');
    $final_drupal_get_schema_tables = variable_get('system_test_drupal_get_filename_with_schema_rebuild_final_tables');
    $this->assertTrue(!empty($original_drupal_get_schema_tables));
    $this->assertTrue(!empty($final_drupal_get_schema_tables));
    $this->assertEqual($original_drupal_get_schema_tables, $final_drupal_get_schema_tables);
  }
}

class BootstrapTimerTestCase extends DrupalUnitTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Timer test',
      'description' => 'Test that timer_read() works both when a timer is running and when a timer is stopped.',
      'group' => 'Bootstrap',
    );
  }

  /**
   * Test timer_read() to ensure it properly accumulates time when the timer
   * started and stopped multiple times.
   * @return
   */
  function testTimer() {
    timer_start('test');
    sleep(1);
    $this->assertTrue(timer_read('test') >= 1000, 'Timer measured 1 second of sleeping while running.');
    sleep(1);
    timer_stop('test');
    $this->assertTrue(timer_read('test') >= 2000, 'Timer measured 2 seconds of sleeping after being stopped.');
    timer_start('test');
    sleep(1);
    $this->assertTrue(timer_read('test') >= 3000, 'Timer measured 3 seconds of sleeping after being restarted.');
    sleep(1);
    $timer = timer_stop('test');
    $this->assertTrue(timer_read('test') >= 4000, 'Timer measured 4 seconds of sleeping after being stopped for a second time.');
    $this->assertEqual($timer['count'], 2, 'Timer counted 2 instances of being started.');
  }
}

/**
 * Test that resetting static variables works.
 */
class BootstrapResettableStaticTestCase extends DrupalUnitTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Resettable static variables test',
      'description' => 'Test that drupal_static() and drupal_static_reset() work.',
      'group' => 'Bootstrap',
    );
  }

  /**
   * Test that a variable reference returned by drupal_static() gets reset when
   * drupal_static_reset() is called.
   */
  function testDrupalStatic() {
    $name = __CLASS__ . '_' . __METHOD__;
    $var = &drupal_static($name, 'foo');
    $this->assertEqual($var, 'foo', 'Variable returned by drupal_static() was set to its default.');

    // Call the specific reset and the global reset each twice to ensure that
    // multiple resets can be issued without odd side effects.
    $var = 'bar';
    drupal_static_reset($name);
    $this->assertEqual($var, 'foo', 'Variable was reset after first invocation of name-specific reset.');
    $var = 'bar';
    drupal_static_reset($name);
    $this->assertEqual($var, 'foo', 'Variable was reset after second invocation of name-specific reset.');
    $var = 'bar';
    drupal_static_reset();
    $this->assertEqual($var, 'foo', 'Variable was reset after first invocation of global reset.');
    $var = 'bar';
    drupal_static_reset();
    $this->assertEqual($var, 'foo', 'Variable was reset after second invocation of global reset.');
  }
}

/**
 * Test miscellaneous functions in bootstrap.inc.
 */
class BootstrapMiscTestCase extends DrupalUnitTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Miscellaneous bootstrap unit tests',
      'description' => 'Test miscellaneous functions in bootstrap.inc.',
      'group' => 'Bootstrap',
    );
  }

  /**
   * Test miscellaneous functions in bootstrap.inc.
   */
  function testMisc() {
    // Test drupal_array_merge_deep().
    $link_options_1 = array('fragment' => 'x', 'attributes' => array('title' => 'X', 'class' => array('a', 'b')), 'language' => 'en');
    $link_options_2 = array('fragment' => 'y', 'attributes' => array('title' => 'Y', 'class' => array('c', 'd')), 'html' => TRUE);
    $expected = array('fragment' => 'y', 'attributes' => array('title' => 'Y', 'class' => array('a', 'b', 'c', 'd')), 'language' => 'en', 'html' => TRUE);
    $this->assertIdentical(drupal_array_merge_deep($link_options_1, $link_options_2), $expected, 'drupal_array_merge_deep() returned a properly merged array.');
  }

  /**
   * Tests that the drupal_check_memory_limit() function works as expected.
   */
  function testCheckMemoryLimit() {
    // Test that a very reasonable amount of memory is available.
    $this->assertTrue(drupal_check_memory_limit('30MB'), '30MB of memory tested available.');

    // Test an unlimited memory limit.
    // The function should always return true if the memory limit is set to -1.
    $this->assertTrue(drupal_check_memory_limit('9999999999YB', -1), 'drupal_check_memory_limit() returns TRUE when a limit of -1 (none) is supplied');

    // Test that even though we have 30MB of memory available - the function
    // returns FALSE when given an upper limit for how much memory can be used.
    $this->assertFalse(drupal_check_memory_limit('30MB', '16MB'), 'drupal_check_memory_limit() returns FALSE with a 16MB upper limit on a 30MB requirement.');

    // Test that an equal amount of memory to the amount requested returns TRUE.
    $this->assertTrue(drupal_check_memory_limit('30MB', '30MB'), 'drupal_check_memory_limit() returns TRUE when requesting 30MB on a 30MB requirement.');
  }
}

/**
 * Tests for overriding server variables via the API.
 */
class BootstrapOverrideServerVariablesTestCase extends DrupalUnitTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Overriding server variables',
      'description' => 'Test that drupal_override_server_variables() works correctly.',
      'group' => 'Bootstrap',
    );
  }

  /**
   * Test providing a direct URL to to drupal_override_server_variables().
   */
  function testDrupalOverrideServerVariablesProvidedURL() {
    $tests = array(
      'http://example.com' => array(
        'HTTP_HOST' => 'example.com',
        'SCRIPT_NAME' => isset($_SERVER['SCRIPT_NAME']) ? $_SERVER['SCRIPT_NAME'] : NULL,
      ),
      'http://example.com/index.php' => array(
        'HTTP_HOST' => 'example.com',
        'SCRIPT_NAME' => '/index.php',
      ),
      'http://example.com/subdirectory/index.php' => array(
        'HTTP_HOST' => 'example.com',
        'SCRIPT_NAME' => '/subdirectory/index.php',
      ),
    );
    foreach ($tests as $url => $expected_server_values) {
      // Remember the original value of $_SERVER, since the function call below
      // will modify it.
      $original_server = $_SERVER;
      // Call drupal_override_server_variables() and ensure that all expected
      // $_SERVER variables were modified correctly.
      drupal_override_server_variables(array('url' => $url));
      foreach ($expected_server_values as $key => $value) {
        $this->assertIdentical($_SERVER[$key], $value);
      }
      // Restore the original value of $_SERVER.
      $_SERVER = $original_server;
    }
  }
}

/**
 * Tests for $_GET['destination'] and $_REQUEST['destination'] validation.
 */
class BootstrapDestinationTestCase extends DrupalWebTestCase {

  public static function getInfo() {
    return array(
      'name' => 'URL destination validation',
      'description' => 'Test that $_GET[\'destination\'] and $_REQUEST[\'destination\'] cannot contain external URLs.',
      'group' => 'Bootstrap',
    );
  }

  function setUp() {
    parent::setUp('system_test');
  }

  /**
   * Tests that $_GET/$_REQUEST['destination'] only contain internal URLs.
   *
   * @see _drupal_bootstrap_variables()
   * @see system_test_get_destination()
   * @see system_test_request_destination()
   */
  public function testDestination() {
    $test_cases = array(
      array(
        'input' => 'node',
        'output' => 'node',
        'message' => "Standard internal example node path is present in the 'destination' parameter.",
      ),
      array(
        'input' => '/example.com',
        'output' => '/example.com',
        'message' => 'Internal path with one leading slash is allowed.',
      ),
      array(
        'input' => '//example.com/test',
        'output' => '',
        'message' => 'External URL without scheme is not allowed.',
      ),
      array(
        'input' => 'example:test',
        'output' => 'example:test',
        'message' => 'Internal URL using a colon is allowed.',
      ),
      array(
        'input' => 'http://example.com',
        'output' => '',
        'message' => 'External URL is not allowed.',
      ),
      array(
        'input' => 'javascript:alert(0)',
        'output' => 'javascript:alert(0)',
        'message' => 'Javascript URL is allowed because it is treated as an internal URL.',
      ),
    );
    foreach ($test_cases as $test_case) {
      // Test $_GET['destination'].
      $this->drupalGet('system-test/get-destination', array('query' => array('destination' => $test_case['input'])));
      $this->assertIdentical($test_case['output'], $this->drupalGetContent(), $test_case['message']);
      // Test $_REQUEST['destination']. There's no form to submit to, so
      // drupalPost() won't work here; this just tests a direct $_POST request
      // instead.
      $curl_parameters = array(
        CURLOPT_URL => $this->getAbsoluteUrl('system-test/request-destination'),
        CURLOPT_POST => TRUE,
        CURLOPT_POSTFIELDS => 'destination=' . urlencode($test_case['input']),
        CURLOPT_HTTPHEADER => array(),
      );
      $post_output = $this->curlExec($curl_parameters);
      $this->assertIdentical($test_case['output'], $post_output, $test_case['message']);
    }

    // Make sure that 404 pages do not populate $_GET['destination'] with
    // external URLs.
    variable_set('site_404', 'system-test/get-destination');
    $this->drupalGet('http://example.com', array('external' => FALSE));
    $this->assertIdentical('', $this->drupalGetContent(), 'External URL is not allowed on 404 pages.');
  }
}
Creat By MiNi SheLL
Email: devilkiller@gmail.com