PHP myRequest::extractParameters示例

$t->is($request->getMethod(), sfRequest::GET, '->getMethod() returns the current request method');

try
{
  $request->setMethod('foo');
  $t->fail('->setMethod() throws a sfException if the method is not valid');
}
catch (sfException $e)
{
  $t->pass('->setMethod() throws a sfException if the method is not valid');
}

// ->extractParameters()
$t->diag('->extractParameters()');
$request->initialize($dispatcher, array('foo' => 'foo', 'bar' => 'bar'));
$t->is($request->extractParameters(array()), array(), '->extractParameters() returns parameters');
$t->is($request->extractParameters(array('foo')), array('foo' => 'foo'), '->extractParameters() returns parameters for keys in its first parameter');
$t->is($request->extractParameters(array('bar')), array('bar' => 'bar'), '->extractParameters() returns parameters for keys in its first parameter');

// array access for request parameters
$t->diag('Array access for request parameters');
$t->is(isset($request['foo']), true, '->offsetExists() returns true if request parameter exists');
$t->is(isset($request['foo2']), false, '->offsetExists() returns false if request parameter does not exist');
$t->is($request['foo3'], false, '->offsetGet() returns false if parameter does not exist');
$t->is($request['foo'], 'foo', '->offsetGet() returns parameter by name');

$request['foo2'] = 'foo2';
$t->is($request['foo2'], 'foo2', '->offsetSet() sets parameter by name');

unset($request['foo2']);
$t->is(isset($request['foo2']), false, '->offsetUnset() unsets parameter by name');