diff --git a/tests/ConnectionTest.php b/tests/ConnectionTest.php
index cacb938b..e4e93493 100644
--- a/tests/ConnectionTest.php
+++ b/tests/ConnectionTest.php
@@ -20,9 +20,6 @@
 use Artemeon\Database\Exception\QueryException;
 use Artemeon\Database\Exception\RemoveColumnException;
 use Artemeon\Database\Schema\DataType;
-use Artemeon\Database\Tests\Fixtures\EscapeableValue;
-use Artemeon\Database\Tests\Fixtures\IntBackedEnum;
-use Artemeon\Database\Tests\Fixtures\StringBackedEnum;
 use DateInterval;
 use DateTime;
 use PHPUnit\Framework\Attributes\CoversClass;
@@ -965,124 +962,4 @@ public function testHasTable(): void
         $this->assertTrue($connection->hasTable($tableName));
         $this->assertFalse($connection->hasTable('table_does_not_exist'));
     }
-
-    #[DataProvider('dbsafeStringProvider')]
-    public function testDbsafeString(
-        mixed $input,
-        mixed $expected,
-        bool $htmlSpecialChars = true,
-        bool $addSlashes = true,
-    ): void {
-        $this->assertSame(
-            $expected,
-            $this->getConnection()->dbsafeString($input, $htmlSpecialChars, $addSlashes),
-        );
-    }
-
-    /**
-     * @return array<string, array{input: mixed, expected: mixed, htmlSpecialChars?: bool, addSlashes?: bool}>
-     */
-    public static function dbsafeStringProvider(): array
-    {
-        return [
-            'null' => [
-                'input' => null,
-                'expected' => null,
-            ],
-            'int' => [
-                'input' => 42,
-                'expected' => 42,
-            ],
-            'float' => [
-                'input' => 1.5,
-                'expected' => 1.5,
-            ],
-            'bool true is cast to 1' => [
-                'input' => true,
-                'expected' => 1,
-            ],
-            'bool false is cast to 0' => [
-                'input' => false,
-                'expected' => 0,
-            ],
-            'plain string passthrough' => [
-                'input' => 'plain',
-                'expected' => 'plain',
-            ],
-            'string with html chars is escaped' => [
-                'input' => '<a>',
-                'expected' => '&lt;a&gt;',
-            ],
-            'string with quote is escaped' => [
-                'input' => "O'Brien",
-                'expected' => "O\\'Brien",
-            ],
-            'htmlSpecialChars=false skips html escape' => [
-                'input' => '<a>',
-                'expected' => '<a>',
-                'htmlSpecialChars' => false,
-            ],
-            'addSlashes=false skips slash escape' => [
-                'input' => "O'Brien",
-                'expected' => "O'Brien",
-                'addSlashes' => false,
-            ],
-            'BackedEnum (string)' => [
-                'input' => StringBackedEnum::Foo,
-                'expected' => 'foo',
-            ],
-            'BackedEnum (int)' => [
-                'input' => IntBackedEnum::Forty,
-                'expected' => 40,
-            ],
-            'BackedEnum (string with html chars is escaped)' => [
-                'input' => StringBackedEnum::WithHtml,
-                'expected' => '&lt;a&gt;',
-            ],
-            'BackedEnum (string with quote is escaped)' => [
-                'input' => StringBackedEnum::WithQuote,
-                'expected' => "O\\'Brien",
-            ],
-            'BackedEnum (htmlSpecialChars=false skips html escape)' => [
-                'input' => StringBackedEnum::WithHtml,
-                'expected' => '<a>',
-                'htmlSpecialChars' => false,
-            ],
-            'BackedEnum (addSlashes=false skips slash escape)' => [
-                'input' => StringBackedEnum::WithQuote,
-                'expected' => "O'Brien",
-                'addSlashes' => false,
-            ],
-            'EscapeableParameterInterface (string)' => [
-                'input' => new EscapeableValue('hello'),
-                'expected' => 'hello',
-            ],
-            'EscapeableParameterInterface (int)' => [
-                'input' => new EscapeableValue(123),
-                'expected' => 123,
-            ],
-            'EscapeableParameterInterface (null)' => [
-                'input' => new EscapeableValue(null),
-                'expected' => null,
-            ],
-            'EscapeableParameterInterface (string with html chars is escaped)' => [
-                'input' => new EscapeableValue('<a>'),
-                'expected' => '&lt;a&gt;',
-            ],
-            'EscapeableParameterInterface (string with quote is escaped)' => [
-                'input' => new EscapeableValue("O'Brien"),
-                'expected' => "O\\'Brien",
-            ],
-            'EscapeableParameterInterface (htmlSpecialChars=false skips html escape)' => [
-                'input' => new EscapeableValue('<a>'),
-                'expected' => '<a>',
-                'htmlSpecialChars' => false,
-            ],
-            'EscapeableParameterInterface (addSlashes=false skips slash escape)' => [
-                'input' => new EscapeableValue("O'Brien"),
-                'expected' => "O'Brien",
-                'addSlashes' => false,
-            ],
-        ];
-    }
 }
diff --git a/tests/Fixtures/EscapeableValue.php b/tests/Fixtures/EscapeableValue.php
deleted file mode 100644
index bd00ae47..00000000
--- a/tests/Fixtures/EscapeableValue.php
+++ /dev/null
@@ -1,37 +0,0 @@
-<?php
-
-/*
- * This file is part of the Artemeon Core - Web Application Framework.
- *
- * (c) Artemeon <www.artemeon.de>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-declare(strict_types=1);
-
-namespace Artemeon\Database\Tests\Fixtures;
-
-use Artemeon\Database\EscapeableParameterInterface;
-use Stringable;
-
-final class EscapeableValue implements EscapeableParameterInterface
-{
-    /**
-     * @param scalar|Stringable|null $value
-     */
-    public function __construct(private readonly mixed $value)
-    {
-    }
-
-    public function isEscape(): bool
-    {
-        return true;
-    }
-
-    public function getValue(): mixed
-    {
-        return $this->value;
-    }
-}
diff --git a/tests/Fixtures/IntBackedEnum.php b/tests/Fixtures/IntBackedEnum.php
deleted file mode 100644
index 4debf61b..00000000
--- a/tests/Fixtures/IntBackedEnum.php
+++ /dev/null
@@ -1,19 +0,0 @@
-<?php
-
-/*
- * This file is part of the Artemeon Core - Web Application Framework.
- *
- * (c) Artemeon <www.artemeon.de>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-declare(strict_types=1);
-
-namespace Artemeon\Database\Tests\Fixtures;
-
-enum IntBackedEnum: int
-{
-    case Forty = 40;
-}
diff --git a/tests/Fixtures/StringBackedEnum.php b/tests/Fixtures/StringBackedEnum.php
deleted file mode 100644
index ec09c158..00000000
--- a/tests/Fixtures/StringBackedEnum.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php
-
-/*
- * This file is part of the Artemeon Core - Web Application Framework.
- *
- * (c) Artemeon <www.artemeon.de>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-declare(strict_types=1);
-
-namespace Artemeon\Database\Tests\Fixtures;
-
-enum StringBackedEnum: string
-{
-    case Foo = 'foo';
-    case WithHtml = '<a>';
-    case WithQuote = "O'Brien";
-}