From bee19c22d569e54513a9c591441c7f411811dc81 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 04:10:58 +0200
Subject: Adding upstream version 2:9.1.0374.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/testdir/test_diffmode.vim | 62 +++++++++++++++++++++++++++++--------------
 1 file changed, 42 insertions(+), 20 deletions(-)

(limited to 'src/testdir/test_diffmode.vim')

diff --git a/src/testdir/test_diffmode.vim b/src/testdir/test_diffmode.vim
index 7602bd3..098d5d0 100644
--- a/src/testdir/test_diffmode.vim
+++ b/src/testdir/test_diffmode.vim
@@ -1647,36 +1647,39 @@ endfunc
 func Test_diff_scroll_many_filler()
   20new
   vnew
-  call setline(1, ['^^^', '^^^', '$$$', '$$$'])
+  call setline(1, range(1, 40))
   diffthis
   setlocal scrolloff=0
   wincmd p
-  call setline(1, ['^^^', '^^^'] + repeat(['###'], 41) + ['$$$', '$$$'])
+  call setline(1, range(1, 20)->reverse() + ['###']->repeat(41) + range(21, 40)->reverse())
   diffthis
   setlocal scrolloff=0
   wincmd p
   redraw
 
   " Note: need a redraw after each scroll, otherwise the test always passes.
-  normal! G
-  redraw
-  call assert_equal(3, winsaveview().topline)
-  call assert_equal(18, winsaveview().topfill)
-  exe "normal! \<C-B>"
-  redraw
-  call assert_equal(3, winsaveview().topline)
-  call assert_equal(19, winsaveview().topfill)
-  exe "normal! \<C-B>"
-  redraw
-  call assert_equal(2, winsaveview().topline)
-  call assert_equal(0, winsaveview().topfill)
-  exe "normal! \<C-B>"
-  redraw
-  call assert_equal(1, winsaveview().topline)
-  call assert_equal(0, winsaveview().topfill)
+  for _ in range(2)
+    normal! G
+    redraw
+    call assert_equal(40, winsaveview().topline)
+    call assert_equal(19, winsaveview().topfill)
+    exe "normal! \<C-B>"
+    redraw
+    call assert_equal(22, winsaveview().topline)
+    call assert_equal(0, winsaveview().topfill)
+    exe "normal! \<C-B>"
+    redraw
+    call assert_equal(4, winsaveview().topline)
+    call assert_equal(0, winsaveview().topfill)
+    exe "normal! \<C-B>"
+    redraw
+    call assert_equal(1, winsaveview().topline)
+    call assert_equal(0, winsaveview().topfill)
+    set smoothscroll
+  endfor
 
-  bwipe!
-  bwipe!
+  set smoothscroll&
+  %bwipe!
 endfunc
 
 " This was trying to update diffs for a buffer being closed
@@ -2020,4 +2023,23 @@ func Test_diff_toggle_wrap_skipcol_leftcol()
   bwipe!
 endfunc
 
+" Ctrl-D reveals filler lines below the last line in the buffer.
+func Test_diff_eob_halfpage()
+  new
+  call setline(1, ['']->repeat(10) + ['a'])
+  diffthis
+  new
+  call setline(1, ['']->repeat(3) + ['a', 'b'])
+  diffthis
+  resize 5
+  wincmd j
+  resize 5
+  norm G
+  call assert_equal(7, line('w0'))
+  exe "norm! \<C-D>"
+  call assert_equal(8, line('w0'))
+
+  %bwipe!
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab
-- 
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