<?php

/**
 * @file
 * Tests for Error Log module.
 */

/**
 * Tests Error Log module functionality.
 */
class ErrorLogTestCase extends DrupalWebTestCase {

  /**
   * {@inheritdoc}
   */
  protected $profile = 'testing';

  /**
   * {@inheritdoc}
   */
  public static function getInfo() {
    return array(
      'name' => 'Error Log functionality',
      'description' => 'Test Error Log module.',
      'group' => 'error_log',
    );
  }

  /**
   * Tests Error Log module.
   */
  public function testErrorLog() {
    $original_error_log = ini_get('error_log');
    $error_log = $this->public_files_directory . '/error_log.log';
    ini_set('error_log', $error_log);
    module_enable(array('error_log'));
    try {
      db_query('SELECT * FROM {nonexistent_table}', array(':uid' => 0));
    }
    catch (PDOException $exception) {
      watchdog_exception('test', $exception);
    }
    $log = file($error_log);
    $this->assertIdentical(count($log), 3, 'Log has three messages.');
    $this->assertIdentical(preg_match('/^\[.*\] \[info\] \[system\] .* error_log module installed\.$/', $log[0]), 1, 'First log message checks out.');
    $this->assertIdentical(preg_match('/^\[.*\] \[info\] \[system\] .* error_log module enabled\.$/', $log[1]), 1, 'Second log message checks out.');
    $pattern = preg_quote("nonexistent_table' doesn't exist: SELECT * FROM {nonexistent_table}; Array([:uid] => 0) in ErrorLogTestCase");
    $this->assertIdentical(preg_match("/^\[.*\] \[error\] \[test\] .*$pattern/", $log[2]), 1, 'Third log message checks out.');
    ini_set('error_log', $original_error_log);
  }

}