Test that `onDidChangeActivePane()` works correctly
Test that `onDidChangeActivePane()` works correctly

liuderchi/atom,FIT-CSE2410-A-Bombs/atom,t9md/atom,Mokolea/atom,stinsonga/atom,atom/atom,ardeshirj/atom,Arcanemagus/atom,decaffeinate-examples/atom,decaffeinate-examples/atom,atom/atom,stinsonga/atom,CraZySacX/atom,stinsonga/atom,Arcanemagus/atom,decaffeinate-examples/atom,FIT-CSE2410-A-Bombs/atom,PKRoma/atom,Arcanemagus/atom,PKRoma/atom,kevinrenaers/atom,andrewleverette/atom,ardeshirj/atom,brettle/atom,ardeshirj/atom,stinsonga/atom,andrewleverette/atom,atom/atom,liuderchi/atom,Mokolea/atom,t9md/atom,FIT-CSE2410-A-Bombs/atom,CraZySacX/atom,brettle/atom,kevinrenaers/atom,CraZySacX/atom,liuderchi/atom,t9md/atom,brettle/atom,andrewleverette/atom,liuderchi/atom,PKRoma/atom,kevinrenaers/atom,Mokolea/atom,decaffeinate-examples/atom