assertNull(result);
    }

    // Test assistFirstOutsideSqlOption with null table name
    public void test_assistFirstOutsideSqlOption_nullTableName() {
        OutsideSqlOption result = invokerAssistant.assistFirstOutsideSqlOption(null);
        assertNull(result);
    }

    // Test assistFirstOutsideSqlOption with empty table name
    public void test_assistFirstOutsideSqlOption_emptyTableName() {

    @Override
    public SqlAnalyzerFactory assistSqlAnalyzerFactory() {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public OutsideSqlOption assistFirstOutsideSqlOption(final String tableDbName) {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public OutsideSqlExecutorFactory assistOutsideSqlExecutorFactory() {