use ; module test_m_translation() { echo("==== test_m_translation ===="); expected = [[1, 0, 0, 10], [0, 1, 0, 20], [0, 0, 1, 0], [0, 0, 0, 1]]; actual = m_translation([10, 20, 0]); assert(expected == actual); } test_m_translation();