Add $ifExists and $cascade to dropTable() methods

CHANGELOG.md

@@ -11,7 +11,8 @@
 - Enh #315: Raise minimum PHP version to `^8.1` with minor refactoring (@Tigrov)
 - New #314: Implement `ColumnFactory` class (@Tigrov)
 - Enh #317: Separate column type constants (@Tigrov)
-- New #318: Realize `ColumnBuilder` class (@Tigrov)
+- Enh #318: Realize `ColumnBuilder` class (@Tigrov)
+- Enh #319: Set more specific result type in `Connection::createCommand()` method (@vjik)
 - Enh #320: Update according changes in `ColumnSchemaInterface` (@Tigrov)
 - New #322: Add `ColumnDefinitionBuilder` class (@Tigrov)
 - Enh #323: Refactor `Dsn` class (@Tigrov)

src/Command.php

@@ -8,6 +8,7 @@
 use Yiisoft\Db\Driver\Pdo\AbstractPdoCommand;
 use Yiisoft\Db\Exception\Exception;
 use Yiisoft\Db\Exception\InvalidArgumentException;
+use Yiisoft\Db\Exception\NotSupportedException;
 
 use function array_pop;
 use function count;
@@ -21,6 +22,14 @@
  */
 final class Command extends AbstractPdoCommand
 {
+    public function dropTable(string $table, bool $ifExists = false, bool $cascade = false): static
+    {
+        if ($cascade) {
+            throw new NotSupportedException('SQLite doesn\'t support cascade drop table.');
+        }
+        return parent::dropTable($table, $ifExists);
+    }
+
     public function insertWithReturningPks(string $table, array $columns): bool|array
     {
         $params = [];

src/Connection.php

@@ -5,7 +5,6 @@
 namespace Yiisoft\Db\Sqlite;
 
 use Yiisoft\Db\Driver\Pdo\AbstractPdoConnection;
-use Yiisoft\Db\Driver\Pdo\PdoCommandInterface;
 use Yiisoft\Db\QueryBuilder\QueryBuilderInterface;
 use Yiisoft\Db\Schema\Quoter;
 use Yiisoft\Db\Schema\QuoterInterface;
@@ -34,7 +33,7 @@ public function __clone()
         }
     }
 
-    public function createCommand(string $sql = null, array $params = []): PdoCommandInterface
+    public function createCommand(string $sql = null, array $params = []): Command
     {
         $command = new Command($this);
 

tests/CommandTest.php

@@ -292,10 +292,15 @@ public function testDropPrimaryKey(): void
         $command->dropPrimaryKey('{{table}}', '{{name}}');
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     */
+    public function testDropTableCascade(): void
+    {
+        $command = $this->getConnection()->createCommand();
+
+        $this->expectException(NotSupportedException::class);
+        $this->expectExceptionMessage('SQLite doesn\'t support cascade drop table.');
+        $command->dropTable('{{table}}', cascade: true);
+    }
+
     public function testDropUnique(): void
     {
         $db = $this->getConnection();

tests/Support/TestTrait.php

@@ -4,9 +4,6 @@
 
 namespace Yiisoft\Db\Sqlite\Tests\Support;
 
-use Yiisoft\Db\Driver\Pdo\PdoConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use Yiisoft\Db\Exception\InvalidConfigException;
 use Yiisoft\Db\Sqlite\Connection;
 use Yiisoft\Db\Sqlite\Driver;
 use Yiisoft\Db\Sqlite\Dsn;
@@ -16,11 +13,7 @@ trait TestTrait
 {
     private string $dsn = '';
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     */
-    protected function getConnection(bool $fixture = false): PdoConnectionInterface
+    protected function getConnection(bool $fixture = false): Connection
     {
         $db = new Connection(new Driver($this->getDsn()), DbHelper::getSchemaCache());