public function testIgnoredFunctionArgs()
 {
     $bt = array(array('type' => '->', 'file' => 'MyFile.php', 'line' => 99, 'function' => 'myIgnoredGlobalFunction', 'args' => array('password' => 'secred')), array('class' => 'MyClass', 'type' => '->', 'file' => 'MyFile.php', 'line' => 99, 'function' => 'myIgnoredClassFunction', 'args' => array('password' => 'secred')), array('class' => 'MyClass', 'type' => '->', 'file' => 'MyFile.php', 'line' => 99, 'function' => 'myFunction', 'args' => array('myarg' => 'myval')));
     Backtrace::config()->update('ignore_function_args', array(array('MyClass', 'myIgnoredClassFunction'), 'myIgnoredGlobalFunction'));
     $filtered = Backtrace::filter_backtrace($bt);
     $this->assertEquals('<filtered>', $filtered[0]['args']['password'], 'Filters global functions');
     $this->assertEquals('<filtered>', $filtered[1]['args']['password'], 'Filters class functions');
     $this->assertEquals('myval', $filtered[2]['args']['myarg'], 'Doesnt filter other functions');
 }