public function testAliasExtendPropagation()
{
$container = new Container();
// extend first,,
$container->extend('xml.other.alias', function ($item) {
$item->contents = 'alias contents';
return $item;
});
$container->instance('xml', $renderer = new ExtendTestXmlRenderer());
$container->alias('xml.alias', 'xml');
$container->alias('xml.other.alias', 'xml.alias');
static::assertEquals('alias contents', $container['xml']->contents);
// and equal :-)
static::assertSame($renderer, $container['xml.other.alias']);
}
public function testFrozen()
{
$container = new Container();
$container->instance('instance', 'instance string');
$container->closure('closure', function () {
return 'closure string';
});
$container->alias('alias', 'closure');
// all change
$container->instance('instance', 'instance string changed');
$container->closure('closure', function () {
return 'closure string changed';
});
$container->alias('alias', 'instance');
// call, then it freeze all values.
$container->get('instance');
$container->get('closure');
$container->get('alias');
// now cannot change
try {
$container->instance('instance', 'instance string changed 2');
static::fail();
} catch (CannotChangeException $exception) {
static::assertEquals('It cannot be changed; instance', $exception->getMessage());
}
try {
$container->closure('closure', function () {
return 'closure string change 2';
});
static::fail();
} catch (CannotChangeException $exception) {
static::assertEquals('It cannot be changed; closure', $exception->getMessage());
}
try {
$container->alias('alias', 'closure');
static::fail();
} catch (CannotChangeException $exception) {
static::assertEquals('It cannot be changed; alias', $exception->getMessage());
}
// also cannot remove
try {
$container->offsetUnset('instance');
static::fail();
} catch (CannotChangeException $exception) {
static::assertEquals('It cannot be changed; instance', $exception->getMessage());
}
try {
$container->offsetUnset('closure');
static::fail();
} catch (CannotChangeException $exception) {
static::assertEquals('It cannot be changed; closure', $exception->getMessage());
}
try {
$container->offsetUnset('alias');
static::fail();
} catch (CannotChangeException $exception) {
static::assertEquals('It cannot be changed; alias', $exception->getMessage());
}
}
