function DriverSpecificSchemaTestBase::testChangeSerialFieldLength

Tests changing a field length.

File

core/tests/Drupal/KernelTests/Core/Database/DriverSpecificSchemaTestBase.php, line 1319

Class

DriverSpecificSchemaTestBase

Tests table creation and modification via the schema API.

Namespace

Code

public function testChangeSerialFieldLength() : void {
    $specification = [
        'fields' => [
            'id' => [
                'type' => 'serial',
                'not null' => TRUE,
                'description' => 'Primary Key: Unique ID.',
            ],
            'text' => [
                'type' => 'text',
                'description' => 'A text field',
            ],
        ],
        'primary key' => [
            'id',
        ],
    ];
    $this->schema
        ->createTable('change_serial_to_big', $specification);
    // Increase the size of the field.
    $new_specification = [
        'size' => 'big',
        'type' => 'serial',
        'not null' => TRUE,
        'description' => 'Primary Key: Unique ID.',
    ];
    $this->schema
        ->changeField('change_serial_to_big', 'id', 'id', $new_specification);
    $this->assertTrue($this->schema
        ->fieldExists('change_serial_to_big', 'id'));
    // Test if we can actually add a big int.
    $id = $this->connection
        ->insert('change_serial_to_big')
        ->fields([
        'id' => 21474836470,
    ])
        ->execute();
    $id_two = $this->connection
        ->insert('change_serial_to_big')
        ->fields([
        'text' => 'Testing for ID generation',
    ])
        ->execute();
    $this->assertEquals($id + 1, $id_two);
}