patch 9.0.1929: runtime tests fail with tiny vim

Problem:  runtime tests fail with tiny vim
Solution: check for tiny vim, run runtime tests in CI
          even for tiny version

closes: #13169
closes: #13170

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Dominique Pellé <dominique.pelle@tomtom.com>
diff --git a/runtime/syntax/Makefile b/runtime/syntax/Makefile
index c8a7f00..f3b578c 100644
--- a/runtime/syntax/Makefile
+++ b/runtime/syntax/Makefile
@@ -27,8 +27,8 @@
 	@echo "$(RUN_VIMTEST)" >> testdir/vimcmd
 	VIMRUNTIME=$(VIMRUNTIME) $(VIMPROG) --clean --not-a-term $(DEBUGLOG) -u testdir/runtest.vim
 	@# FIXME: Temporarily show the whole file to find out what goes wrong
-	@#tail -n 6 testdir/messages
-	@cat testdir/messages
+	@#if [ -f testdir/messages ]; then tail -n 6 testdir/messages; fi
+	@if [ -f testdir/messages ]; then cat testdir/messages; fi
 
 
 clean testclean:
diff --git a/runtime/syntax/testdir/runtest.vim b/runtime/syntax/testdir/runtest.vim
index 2603a52..80f1eff 100644
--- a/runtime/syntax/testdir/runtest.vim
+++ b/runtime/syntax/testdir/runtest.vim
@@ -231,15 +231,15 @@
   endif
 endfor
 
-" Matching "if 1" at the start.
-endif
-
 call Message(s:test_run_message)
 call Message('OK: ' .. ok_count)
 call Message('FAILED: ' .. len(failed_tests) .. ': ' .. string(failed_tests))
 call Message('skipped: ' .. skipped_count)
 call AppendMessages('== SUMMARY ==')
 
+" Matching "if 1" at the start.
+endif
+
 if len(failed_tests) > 0
   " have make report an error
   cquit