['exception'], 'one argument' => ['exception', 'hello'], 'two arguments' => ['exception', 'hello', 2], 'three arguments' => ['exception', 'hello', 2, 2], 'position zero' => ['#VALUE!', 'hello', 0, 2, 'xyz'], 'negative length' => ['#VALUE!', 'hello', 3, -1, 'xyz'], 'boolean 1st parm' => ['TRDFGE', true, 3, 1, 'DFG'], 'boolean 4th parm' => ['heFALSElo', 'hello', 3, 1, false], ];