Change colstart test to colrange

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 88.37%. Comparing base (a004caa) to head (33b929f).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #190 +/- ## ======================================= Coverage 88.37% 88.37% ======================================= Files 11 11 Lines 1204 1204 ======================================= Hits 1064 1064 Misses 140 140 ```

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