function CountryCodeConstraintTest::testConstraintLoadsChoicesFromCountryManager

File

core/tests/Drupal/Tests/Core/Validation/Plugin/Validation/Constraint/CountryCodeConstraintTest.php, line 19

Class

CountryCodeConstraintTest

@covers \Drupal\Core\Validation\Plugin\Validation\Constraint\CountryCodeConstraint @group validation

Namespace

Code

public function testConstraintLoadsChoicesFromCountryManager() : void {
    $countries = [
        'US' => 'United States',
        'CA' => 'Canada',
        'MX' => 'Mexico',
    ];
    // The CountryCode constraint should call the country manager's getList()
    // method to compile a list of valid choices.
    $country_manager = $this->createMock(CountryManagerInterface::class);
    $country_manager->expects($this->atLeastOnce())
        ->method('getList')
        ->willReturn($countries);
    $container = new ContainerBuilder();
    $container->set(CountryManagerInterface::class, $country_manager);
    $constraint = CountryCodeConstraint::create($container, [], 'CountryCode', []);
    $this->assertInstanceOf(Choice::class, $constraint);
    $this->assertSame(array_keys($countries), $constraint->choices);
}