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<?php
declare(strict_types=1);
namespace Doctrine\DBAL\Tests\Functional\Platform;
use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
use Doctrine\DBAL\Schema\Column;
use Doctrine\DBAL\Schema\ColumnEditor;
use Doctrine\DBAL\Schema\Table;
use Doctrine\DBAL\Tests\FunctionalTestCase;
use Doctrine\DBAL\Types\Types;
class AlterColumnTest extends FunctionalTestCase
{
public function testColumnPositionRetainedAfterAltering(): void
{
$table = Table::editor()
->setUnquotedName('test_alter')
->setColumns(
Column::editor()
->setUnquotedName('c1')
->setTypeName(Types::INTEGER)
->create(),
Column::editor()
->setUnquotedName('c2')
->setTypeName(Types::INTEGER)
->create(),
)
->create();
$this->dropAndCreateTable($table);
$table = $table->edit()
->modifyColumnByUnquotedName('c1', static function (ColumnEditor $editor): void {
$editor
->setTypeName(Types::STRING)
->setLength(16);
})
->create();
$sm = $this->connection->createSchemaManager();
$diff = $sm->createComparator()
->compareTables($sm->introspectTable('test_alter'), $table);
$sm->alterTable($diff);
$table = $sm->introspectTable('test_alter');
$columns = $table->getColumns();
self::assertCount(2, $columns);
self::assertEqualsIgnoringCase('c1', $columns[0]->getName());
self::assertEqualsIgnoringCase('c2', $columns[1]->getName());
}
public function testSupportsCollations(): void
{
if (! $this->connection->getDatabasePlatform() instanceof PostgreSQLPlatform) {
self::markTestSkipped('This test covers PostgreSQL-specific schema comparison scenarios.');
}
$table = Table::editor()
->setUnquotedName('test_alter')
->setColumns(
Column::editor()
->setUnquotedName('c1')
->setTypeName(Types::STRING)
->setCollation('en_US.utf8')
->create(),
Column::editor()
->setUnquotedName('c2')
->setTypeName(Types::STRING)
->create(),
)
->create();
$this->dropAndCreateTable($table);
$sm = $this->connection->createSchemaManager();
$diff = $sm->createComparator()
->compareTables($sm->introspectTable('test_alter'), $table);
self::assertTrue($diff->isEmpty());
}
public function testSupportsIcuCollationProviders(): void
{
if (! $this->connection->getDatabasePlatform() instanceof PostgreSQLPlatform) {
self::markTestSkipped('This test covers PostgreSQL-specific schema comparison scenarios.');
}
$hasIcuCollations = $this->connection->fetchOne(
"SELECT 1 FROM pg_collation WHERE collprovider = 'icu'",
) !== false;
if (! $hasIcuCollations) {
self::markTestSkipped('This test requires ICU collations to be available.');
}
$table = Table::editor()
->setUnquotedName('test_alter')
->setColumns(
Column::editor()
->setUnquotedName('c1')
->setTypeName(Types::STRING)
->setCollation('en-US-x-icu')
->create(),
)
->create();
$this->dropAndCreateTable($table);
$sm = $this->connection->createSchemaManager();
$diff = $sm->createComparator()
->compareTables($sm->introspectTable('test_alter'), $table);
self::assertTrue($diff->isEmpty());
}
}
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