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_syntax.vim b/src/testdir/test_syntax.vim
index 8d9d7d3..c9808be 100644
--- a/src/testdir/test_syntax.vim
+++ b/src/testdir/test_syntax.vim
@@ -1,8 +1,7 @@
" Test for syntax and syntax iskeyword option
-if !has("syntax")
- throw 'Skipped, syntax feature missing'
-endif
+source check.vim
+CheckFeature syntax
source view_util.vim
source screendump.vim