public function testColumnChop() { $columnBag = with(new \mechanicious\Columnizer\Columnizer($this->mockData))->columnizeRowArray(); $tableman = new \mechanicious\Tableman\Tableman($columnBag); $tableman->eachColumn(function (&$ref, &$column, $header) { $column->chop(1); }); $this->assertEquals($this->cleanWhiteSpace($tableman->getJson()), $this->cleanWhiteSpace(' { "id": [1], "name": ["Joe"], "age": [25], "hobby": [null] }')); }