patch 8.1.1935: test for text property popup window is flaky
Problem: Test for text property popup window is flaky.
Solution: Remove the undo message
diff --git a/src/testdir/dumps/Test_popup_textprop_corn_4.dump b/src/testdir/dumps/Test_popup_textprop_corn_4.dump
index 7bf10b2..6db9eee 100644
--- a/src/testdir/dumps/Test_popup_textprop_corn_4.dump
+++ b/src/testdir/dumps/Test_popup_textprop_corn_4.dump
@@ -9,4 +9,4 @@
|5|3| @21|╚+0#0000001#ffd7ff255|═@9|╝| +0#0000000#ffffff0@38
|5|4| @72
|5@1| @72
-|1| |l|i|n|e| |l|e|s@1|;| |b|e|f|o|r|e| |#|3| @1|1| |s|e|c|o|n|d| |a|g|o| @20|4|6|,|1| @9|4|9|%|
+|:| @55|4|6|,|1| @9|4|9|%|
diff --git a/src/testdir/test_popupwin_textprop.vim b/src/testdir/test_popupwin_textprop.vim
index 4913815..2a4eb2c 100644
--- a/src/testdir/test_popupwin_textprop.vim
+++ b/src/testdir/test_popupwin_textprop.vim
@@ -96,6 +96,7 @@
call VerifyScreenDump(buf, 'Test_popup_textprop_corn_3', {})
call term_sendkeys(buf, "u")
+ call term_sendkeys(buf, ":\<CR>")
call VerifyScreenDump(buf, 'Test_popup_textprop_corn_4', {})
" clean up