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-rw-r--r--test/old/testdir/test_diffmode.vim10
1 files changed, 9 insertions, 1 deletions
diff --git a/test/old/testdir/test_diffmode.vim b/test/old/testdir/test_diffmode.vim
index 31d66ebc4a..84cb7eb376 100644
--- a/test/old/testdir/test_diffmode.vim
+++ b/test/old/testdir/test_diffmode.vim
@@ -997,9 +997,17 @@ func Test_diff_screen()
call WriteDiffFiles(buf, ['a ', 'x', 'cd', 'ef', 'xx xx', 'foo', 'bar'], ['a', 'x', 'c d', ' ef', 'xx xx', 'foo', '', 'bar'])
call VerifyInternal(buf, 'Test_diff_19', " diffopt+=iwhiteeol")
- " Test 19: test diffopt+=iwhiteall
+ " Test 20: test diffopt+=iwhiteall
call VerifyInternal(buf, 'Test_diff_20', " diffopt+=iwhiteall")
+ " Test 21: Delete all lines
+ call WriteDiffFiles(buf, [0], [])
+ call VerifyBoth(buf, "Test_diff_21", "")
+
+ " Test 22: Add line to empty file
+ call WriteDiffFiles(buf, [], [0])
+ call VerifyBoth(buf, "Test_diff_22", "")
+
" clean up
call StopVimInTerminal(buf)
call delete('Xdifile1')