function UsageTest::doTestRemoveUsage

Tests \Drupal\file\FileUsage\DatabaseFileUsageBackend::delete().

File

core/modules/file/tests/src/Kernel/UsageTest.php, line 105

Class

UsageTest

Tests file usage functions.

Namespace

Code

public function doTestRemoveUsage() {
    $file = $this->createFile();
    $file->setPermanent();
    $file_usage = $this->container
        ->get('file.usage');
    $connection = Database::getConnection();
    $connection->insert('file_usage')
        ->fields([
        'fid' => $file->id(),
        'module' => 'testing',
        'type' => 'bar',
        'id' => 2,
        'count' => 3,
    ])
        ->execute();
    // Normal decrement.
    $file_usage->delete($file, 'testing', 'bar', 2);
    $count = $connection->select('file_usage', 'f')
        ->fields('f', [
        'count',
    ])
        ->condition('f.fid', $file->id())
        ->execute()
        ->fetchField();
    $this->assertEqual(2, $count, 'The count was decremented correctly.');
    // Multiple decrement and removal.
    $file_usage->delete($file, 'testing', 'bar', 2, 2);
    $count = $connection->select('file_usage', 'f')
        ->fields('f', [
        'count',
    ])
        ->condition('f.fid', $file->id())
        ->execute()
        ->fetchField();
    $this->assertIdentical(FALSE, $count, 'The count was removed entirely when empty.');
    // Non-existent decrement.
    $file_usage->delete($file, 'testing', 'bar', 2);
    $count = $connection->select('file_usage', 'f')
        ->fields('f', [
        'count',
    ])
        ->condition('f.fid', $file->id())
        ->execute()
        ->fetchField();
    $this->assertIdentical(FALSE, $count, 'Decrementing non-exist record complete.');
    return $file;
}