InsertLobTest.php

<?php

namespace Drupal\KernelTests\Core\Database;

use Drupal\Component\Render\FormattableMarkup;

/**
 * Tests the Insert query builder with LOB fields.
 *
 * @group Database
 */
class InsertLobTest extends DatabaseTestBase {
    
    /**
     * Tests that we can insert a single blob field successfully.
     */
    public function testInsertOneBlob() {
        $data = "This is\x00a test.";
        $this->assertSame(15, strlen($data), 'Test data contains a NULL.');
        $id = $this->connection
            ->insert('test_one_blob')
            ->fields([
            'blob1' => $data,
        ])
            ->execute();
        $r = $this->connection
            ->query('SELECT * FROM {test_one_blob} WHERE [id] = :id', [
            ':id' => $id,
        ])
            ->fetchAssoc();
        $this->assertSame($data, $r['blob1'], new FormattableMarkup('Can insert a blob: id @id, @data.', [
            '@id' => $id,
            '@data' => serialize($r),
        ]));
    }
    
    /**
     * Tests that we can insert a null into blob field.
     */
    public function testInsertNullBlob() {
        $id = $this->connection
            ->insert('test_one_blob')
            ->fields([
            'blob1' => NULL,
        ])
            ->execute();
        $r = $this->connection
            ->query('SELECT * FROM {test_one_blob} WHERE [id] = :id', [
            ':id' => $id,
        ])
            ->fetchAssoc();
        $this->assertNull($r['blob1']);
    }
    
    /**
     * Tests that we can insert multiple blob fields in the same query.
     */
    public function testInsertMultipleBlob() {
        $id = $this->connection
            ->insert('test_two_blobs')
            ->fields([
            'blob1' => 'This is',
            'blob2' => 'a test',
        ])
            ->execute();
        $r = $this->connection
            ->query('SELECT * FROM {test_two_blobs} WHERE [id] = :id', [
            ':id' => $id,
        ])
            ->fetchAssoc();
        $this->assertSame('This is', $r['blob1']);
        $this->assertSame('a test', $r['blob2']);
    }

}