public function testMultipleSelect()
{
// Setup some country codes, and whether they should be checked.
$countries = ['US' => false, 'GB' => true, 'FR' => true];
$form = new Form();
$select = $form->addMultipleSelect('countries');
foreach ($countries as $code => $checked) {
$select->addOption($code, $code);
}
try {
$form->populate(['countries' => 'US']);
$this->fail('Should complain that MultipleSelect does not accept a string');
} catch (\InvalidArgumentException $e) {
// Works as expected!
}
$expected = array_keys($countries, true);
sort($expected);
$this->assertTrue($form->populate(['countries' => $expected])->isValid());
$actual = $select->getValues();
sort($actual);
$this->assertEquals($expected, $actual);
}
