" Tests for 'ballooneval' in the GUI. source check.vim CheckGui CheckFeature balloon_eval func Test_balloon_show_gui() let msg = 'this this this this' call balloon_show(msg) call assert_equal(msg, balloon_gettext()) sleep 10m call balloon_show('') let msg = 'that that' eval msg->balloon_show() call assert_equal(msg, balloon_gettext()) sleep 10m call balloon_show('') endfunc