Implement the ability for user-defined type casting (#314)

Author: Tigrov

Diff for: src/Connection.php

@@ -51,7 +51,7 @@ public function createTransaction(): TransactionInterface
 
     public function getColumnFactory(): ColumnFactoryInterface
     {
-        return new ColumnFactory();
+        return $this->columnFactory ??= new ColumnFactory();
     }
 
     /**

Diff for: tests/ColumnFactoryTest.php

@@ -5,6 +5,7 @@
 namespace Yiisoft\Db\Oracle\Tests;
 
 use PHPUnit\Framework\Attributes\DataProviderExternal;
+use Yiisoft\Db\Oracle\Column\ColumnFactory;
 use Yiisoft\Db\Oracle\Tests\Provider\ColumnFactoryProvider;
 use Yiisoft\Db\Oracle\Tests\Support\TestTrait;
 use Yiisoft\Db\Schema\Column\ColumnInterface;
@@ -17,6 +18,11 @@ final class ColumnFactoryTest extends AbstractColumnFactoryTest
 {
     use TestTrait;
 
+    protected function getColumnFactoryClass(): string
+    {
+        return ColumnFactory::class;
+    }
+
     #[DataProviderExternal(ColumnFactoryProvider::class, 'dbTypes')]
     public function testFromDbType(string $dbType, string $expectedType, string $expectedInstanceOf): void
     {

Diff for: tests/ConnectionTest.php

@@ -12,8 +12,10 @@
 use Yiisoft\Db\Exception\InvalidConfigException;
 use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Oracle\Column\ColumnFactory;
+use Yiisoft\Db\Oracle\Connection;
 use Yiisoft\Db\Oracle\Tests\Support\TestTrait;
 use Yiisoft\Db\Tests\Common\CommonConnectionTest;
+use Yiisoft\Db\Tests\Support\DbHelper;
 use Yiisoft\Db\Transaction\TransactionInterface;
 
 /**
@@ -137,5 +139,18 @@ public function testGetColumnFactory(): void
         $db = $this->getConnection();
 
         $this->assertInstanceOf(ColumnFactory::class, $db->getColumnFactory());
+
+        $db->close();
+    }
+
+    public function testUserDefinedColumnFactory(): void
+    {
+        $columnFactory = new ColumnFactory();
+
+        $db = new Connection($this->getDriver(), DbHelper::getSchemaCache(), $columnFactory);
+
+        $this->assertSame($columnFactory, $db->getColumnFactory());
+
+        $db->close();
     }
 }

Diff for: tests/Support/TestTrait.php

@@ -70,7 +70,7 @@ protected function setDsn(string $dsn): void
         $this->dsn = $dsn;
     }
 
-    private function getDriver(): PdoDriverInterface
+    protected function getDriver(): PdoDriverInterface
     {
         return new Driver($this->getDsn(), self::getUsername(), self::getPassword());
     }