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patch 9.0.1919: Wrong curswant when clicking on empty line or with vsplits

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Problem:  Wrong curswant when clicking on empty line or with vsplits.
Solution: Don't check for ScreenCols[] before the start of the window
          and handle empty line properly.

closes: #13132

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: zeertzjq <zeertzjq@outlook.com>
This commit is contained in:
zeertzjq
2023-09-20 20:08:40 +02:00
committed by Christian Brabandt
parent 5790a54166
commit 03cd697d63
4 changed files with 52 additions and 14 deletions
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23
src/testdir/test_virtualedit.vim
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@@ -564,35 +564,38 @@ func Test_virtualedit_mouse()
let save_mouse = &mouse
set mouse=a
set virtualedit=all
new
botright new
let row = win_screenpos(0)[0]
20vsplit
wincmd p
call setline(1, ["text\tword"])
redraw
call test_setmouse(1, 4)
call test_setmouse(row, 21 + 4)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 4, 0, 4], getcurpos())
call test_setmouse(1, 5)
call test_setmouse(row, 21 + 5)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 5, 0, 5], getcurpos())
call test_setmouse(1, 6)
call test_setmouse(row, 21 + 6)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 5, 1, 6], getcurpos())
call test_setmouse(1, 7)
call test_setmouse(row, 21 + 7)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 5, 2, 7], getcurpos())
call test_setmouse(1, 8)
call test_setmouse(row, 21 + 8)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 5, 3, 8], getcurpos())
call test_setmouse(1, 9)
call test_setmouse(row, 21 + 9)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 6, 0, 9], getcurpos())
call test_setmouse(1, 12)
call test_setmouse(row, 21 + 12)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 9, 0, 12], getcurpos())
call test_setmouse(1, 13)
call test_setmouse(row, 21 + 13)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 10, 0, 13], getcurpos())
call test_setmouse(1, 15)
call test_setmouse(row, 21 + 15)
call feedkeys("\<LeftMouse>", "xt")
call assert_equal([0, 1, 10, 2, 15], getcurpos())