function DeleteTruncateTest::testSimpleDelete

Confirms that we can delete a single record successfully.

File

drupal/core/modules/system/lib/Drupal/system/Tests/Database/DeleteTruncateTest.php, line 55

Definition of Drupal\system\Tests\Database\DeleteTruncateTest.

Class

DeleteTruncateTest

Tests delete and truncate queries.

Namespace

Code

function testSimpleDelete() {
  $num_records_before = db_query('SELECT COUNT(*) FROM {test}')
    ->fetchField();
  $num_deleted = db_delete('test')
    ->condition('id', 1)
    ->execute();
  $this
    ->assertIdentical($num_deleted, 1, 'Deleted 1 record.');
  $num_records_after = db_query('SELECT COUNT(*) FROM {test}')
    ->fetchField();
  $this
    ->assertEqual($num_records_before, $num_records_after + $num_deleted, 'Deletion adds up.');
}