Fix incorrectly named test case
Fix incorrectly named test case

This test case was completely ignored when running the tests, because its name didn't start with "test_".

Some details in the test case needed to be fixed, too.

alexanderfrankel/axlsx,legitscript/axlsx,pedrogarrett/axlsx,woto/axlsx,randym/axlsx,sh-ft/axlsx,Debiancc/axlsx,raghavendra-prithvi/axlsx,mromulus/axlsx,bradstewart/axlsx,VueOps/axlsx,kappiah/axlsx,sr-education/axlsx,clarkcutler/axlsx,romuloceccon/axlsx