public function testSchemaMetadataWithNullFields()
{
$statement = new SimpleStatement("CREATE TABLE {$this->tableNamePrefix}_null_comment (key int PRIMARY KEY, value int)");
$this->session->execute($statement);
$keyspace = $this->session->schema()->keyspace($this->keyspaceName);
$table = $keyspace->table("{$this->tableNamePrefix}_null_comment");
$this->assertNull($table->comment());
$column = $table->column("value");
$this->assertNull($column->indexName());
}