public function testCheckboxGroup()
{
// Setup some country codes, and whether they should be checked.
$countries = ['US' => false, 'GB' => true, 'FR' => true];
$form = new Form();
$countryCheckboxes = $form->addCheckboxGroup('countries');
foreach ($countries as $code => $checked) {
$countryCheckboxes->addCheckbox()->setValue($code);
}
try {
$form->populate(['countries' => 'US']);
$this->fail('Should complain that CheckboxGroup does not accept a string');
} catch (\InvalidArgumentException $e) {
// Works as expected!
}
$this->assertTrue($form->populate(['countries' => array_keys($countries, true)])->isValid());
foreach ($countryCheckboxes->getElements() as $checkbox) {
$shouldBeChecked = $countries[$checkbox->getValue()];
$this->assertEquals($checkbox->isChecked(), $shouldBeChecked);
}
}
