From f8992d47cd50494c64bb733329067c9de3c75200 Mon Sep 17 00:00:00 2001 From: Bram Moolenaar Date: Sat, 1 Aug 2020 19:14:13 +0200 Subject: patch 8.2.1345: Redraw error when using visual block and scroll Problem: Redraw error when using visual block and scroll. Solution: Add check for w_topline. ( closes #6597) --- .../dumps/Test_display_visual_block_scroll.dump | 7 +++++++ src/testdir/test_display.vim | 23 ++++++++++++++++++++++ 2 files changed, 30 insertions(+) create mode 100644 src/testdir/dumps/Test_display_visual_block_scroll.dump (limited to 'src/testdir') diff --git a/src/testdir/dumps/Test_display_visual_block_scroll.dump b/src/testdir/dumps/Test_display_visual_block_scroll.dump new file mode 100644 index 0000000000..afb52fbb94 --- /dev/null +++ b/src/testdir/dumps/Test_display_visual_block_scroll.dump @@ -0,0 +1,7 @@ +|{+0&#e0e0e08| | +0&#ffffff0@72 +|}+0&#e0e0e08| | +0&#ffffff0@72 +|{+0&#e0e0e08| | +0&#ffffff0@72 +|f+0&#e0e0e08| | +0&#ffffff0@72 +>g| +0&#e0e0e08| +0&#ffffff0@72 +|}| @73 +|-+2&&@1| |V|I|S|U|A|L| |L|I|N|E| |-@1| +0&&@29|7| @8|1@1|,|1| @9|B|o|t| diff --git a/src/testdir/test_display.vim b/src/testdir/test_display.vim index ed111a585e..1e2ed455f0 100644 --- a/src/testdir/test_display.vim +++ b/src/testdir/test_display.vim @@ -220,3 +220,26 @@ func Test_unprintable_fileformats() call delete('Xmac.txt') call delete(filename) endfunc + +" Test for scrolling that modifies buffer during visual block +func Test_visual_block_scroll() + CheckScreendump + + let lines =<< trim END + source $VIMRUNTIME/plugin/matchparen.vim + set scrolloff=1 + call setline(1, ['a', 'b', 'c', 'd', 'e', '', '{', '}', '{', 'f', 'g', '}']) + call cursor(5, 1) + END + + let filename = 'Xvisualblockmodifiedscroll' + call writefile(lines, filename) + + let buf = RunVimInTerminal('-S '.filename, #{rows: 7}) + call term_sendkeys(buf, "V\\") + + call VerifyScreenDump(buf, 'Test_display_visual_block_scroll', {}) + + call StopVimInTerminal(buf) + call delete(filename) +endfunc -- cgit v1.2.3