patch 8.1.1544: some balloon tests don't run when they can
Problem: Some balloon tests don't run when they can.
Solution: Split GUI balloon tests off into a separate file. (Ozaki Kiichi,
closes #4538) Change the feature check into a command for
consistency.
diff --git a/src/testdir/test_textprop.vim b/src/testdir/test_textprop.vim
index cb27f58..08c079c 100644
--- a/src/testdir/test_textprop.vim
+++ b/src/testdir/test_textprop.vim
@@ -1,9 +1,8 @@
" Tests for defining text property types and adding text properties to the
" buffer.
-if !has('textprop')
- throw 'Skipped, textprop feature missing'
-endif
+source check.vim
+CheckFeature textprop
source screendump.vim