From 01ee52bab6041450095c53f9469b1b266a7e3d4d Mon Sep 17 00:00:00 2001 From: Yee Cheng Chin Date: Thu, 17 Nov 2022 12:41:42 +0000 Subject: [PATCH] patch 9.0.0893: 'smoothscroll' cursor calculations wrong when 'number' is set Problem: 'smoothscroll' cursor calculations wrong when 'number' is set. Solution: Correct the code that computes the width. (closes #11492) --- src/move.c | 10 ++-- src/testdir/dumps/Test_smooth_number_7.dump | 4 +- src/testdir/test_scroll_opt.vim | 66 +++++++++++++++++++++ src/version.c | 2 + 4 files changed, 76 insertions(+), 6 deletions(-) diff --git a/src/move.c b/src/move.c index 3a5f806b5..3c359468e 100644 --- a/src/move.c +++ b/src/move.c @@ -1127,13 +1127,15 @@ curs_columns( && curwin->w_skipcol > 0 && curwin->w_wcol >= curwin->w_skipcol) { - // w_skipcol excludes win_col_off(). Include it here, since w_wcol - // counts actual screen columns. + // Deduct by multiples of width2. This allows the long line + // wrapping formula below to correctly calculate the w_wcol value + // when wrapping. if (curwin->w_skipcol <= width1) - curwin->w_wcol -= curwin->w_width; + curwin->w_wcol -= width2; else - curwin->w_wcol -= curwin->w_width + curwin->w_wcol -= width2 * (((curwin->w_skipcol - width1) / width2) + 1); + did_sub_skipcol = TRUE; } diff --git a/src/testdir/dumps/Test_smooth_number_7.dump b/src/testdir/dumps/Test_smooth_number_7.dump index 1f7007282..1199593f4 100644 --- a/src/testdir/dumps/Test_smooth_number_7.dump +++ b/src/testdir/dumps/Test_smooth_number_7.dump @@ -1,5 +1,5 @@ -|2+0#af5f00255#ffffff0|<+0#4040ff13&@2|o+0#0000000&|n|g| |t|e|x|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| |v|e|r|y| |l|o|n>g| |t|e -| +0#af5f00255&@3|x+0#0000000&|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| |v|e|r +|2+0#af5f00255#ffffff0|<+0#4040ff13&@2|o+0#0000000&|n|g| |t|e|x|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| |v|e|r|y| |l|o|n|g| |t|e +| +0#af5f00255&@3>x+0#0000000&|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| |v|e|r | +0#af5f00255&@3|y+0#0000000&| |l|o|n|g| |t|e|x|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| |v|e|r|y| |l|o|n|g | +0#af5f00255&@3| +0#0000000&|t|e|x|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| |v|e|r|y| |l|o|n|g| |t|e|x|t| | +0#af5f00255&@1|1| |t+0#0000000&|h|r|e@1| @30 diff --git a/src/testdir/test_scroll_opt.vim b/src/testdir/test_scroll_opt.vim index aba8603a6..d863d039b 100644 --- a/src/testdir/test_scroll_opt.vim +++ b/src/testdir/test_scroll_opt.vim @@ -308,5 +308,71 @@ func Test_smoothscroll_one_long_line() call StopVimInTerminal(buf) endfunc +" Test that if the current cursor is on a smooth scrolled line, we correctly +" reposition it. Also check that we don't miscalculate the values by checking +" the consistency between wincol() and col('.') as they are calculated +" separately in code. +func Test_smoothscroll_cursor_position() + call NewWindow(10, 20) + setl smoothscroll wrap + call setline(1, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ") + + func s:check_col_calc(win_col, win_line, buf_col) + call assert_equal(a:win_col, wincol()) + call assert_equal(a:win_line, winline()) + call assert_equal(a:buf_col, col('.')) + endfunc + + call s:check_col_calc(1, 1, 1) + exe "normal \" + + " Move down another line to avoid blocking the <<< display + call s:check_col_calc(1, 2, 41) + exe "normal \" + call s:check_col_calc(1, 3, 41) + normal ggg$ + exe "normal \" + + " Move down only 1 line when we are out of the range of the <<< display + call s:check_col_calc(20, 1, 40) + exe "normal \" + call s:check_col_calc(20, 2, 40) + normal gg + + " Test number, where we have indented lines + setl number + call s:check_col_calc(5, 1, 1) + exe "normal \" + call s:check_col_calc(5, 2, 33) + exe "normal \" + call s:check_col_calc(5, 3, 33) + normal ggg$ + exe "normal \" + call s:check_col_calc(20, 1, 32) + exe "normal \" + call s:check_col_calc(20, 2, 32) + normal gg + + " Test number + showbreak, so test that the additional indentation works + setl number showbreak=+++ + call s:check_col_calc(5, 1, 1) + exe "normal \" + call s:check_col_calc(8, 2, 30) + exe "normal \" + call s:check_col_calc(8, 3, 30) + normal gg + + " Test number + cpo+=n mode, where wrapped lines aren't indented + setl number cpo+=n showbreak= + call s:check_col_calc(5, 1, 1) + exe "normal \" + call s:check_col_calc(1, 2, 37) + exe "normal \" + call s:check_col_calc(1, 3, 37) + normal gg + + bwipeout! +endfunc + " vim: shiftwidth=2 sts=2 expandtab diff --git a/src/version.c b/src/version.c index b526652de..cfdd33a74 100644 --- a/src/version.c +++ b/src/version.c @@ -695,6 +695,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ +/**/ + 893, /**/ 892, /**/ -- 2.40.0