patch 8.2.4052: not easy to resize a window from a plugin
Problem: Not easy to resize a window from a plugin.
Solution: Add win_move_separator() and win_move_statusline() functions.
(Daniel Steinberg, closes #9486)
diff --git a/src/testdir/test_window_cmd.vim b/src/testdir/test_window_cmd.vim
index a55567f..e042160 100644
--- a/src/testdir/test_window_cmd.vim
+++ b/src/testdir/test_window_cmd.vim
@@ -1395,5 +1395,103 @@
set winminwidth& winminheight&
endfunc
+func Test_win_move_separator()
+ edit a
+ leftabove vsplit b
+ let w = winwidth(0)
+ " check win_move_separator from left window on left window
+ call assert_equal(1, winnr())
+ for offset in range(5)
+ call assert_true(win_move_separator(0, offset))
+ call assert_equal(w + offset, winwidth(0))
+ call assert_true(0->win_move_separator(-offset))
+ call assert_equal(w, winwidth(0))
+ endfor
+ " check win_move_separator from right window on left window number
+ wincmd l
+ call assert_notequal(1, winnr())
+ for offset in range(5)
+ call assert_true(1->win_move_separator(offset))
+ call assert_equal(w + offset, winwidth(1))
+ call assert_true(win_move_separator(1, -offset))
+ call assert_equal(w, winwidth(1))
+ endfor
+ " check win_move_separator from right window on left window ID
+ let id = win_getid(1)
+ for offset in range(5)
+ call assert_true(win_move_separator(id, offset))
+ call assert_equal(w + offset, winwidth(id))
+ call assert_true(id->win_move_separator(-offset))
+ call assert_equal(w, winwidth(id))
+ endfor
+ " check that win_move_separator doesn't error with offsets beyond moving
+ " possibility
+ call assert_true(win_move_separator(id, 5000))
+ call assert_true(winwidth(id) > w)
+ call assert_true(win_move_separator(id, -5000))
+ call assert_true(winwidth(id) < w)
+ " check that win_move_separator returns false for an invalid window
+ wincmd =
+ let w = winwidth(0)
+ call assert_false(win_move_separator(-1, 1))
+ call assert_equal(w, winwidth(0))
+ " check that win_move_separator returns false for a popup window
+ let id = popup_create(['hello', 'world'], {})
+ let w = winwidth(id)
+ call assert_false(win_move_separator(id, 1))
+ call assert_equal(w, winwidth(id))
+ call popup_close(id)
+ %bwipe!
+endfunc
+
+func Test_win_move_statusline()
+ edit a
+ leftabove split b
+ let h = winheight(0)
+ " check win_move_statusline from top window on top window
+ call assert_equal(1, winnr())
+ for offset in range(5)
+ call assert_true(win_move_statusline(0, offset))
+ call assert_equal(h + offset, winheight(0))
+ call assert_true(0->win_move_statusline(-offset))
+ call assert_equal(h, winheight(0))
+ endfor
+ " check win_move_statusline from bottom window on top window number
+ wincmd j
+ call assert_notequal(1, winnr())
+ for offset in range(5)
+ call assert_true(1->win_move_statusline(offset))
+ call assert_equal(h + offset, winheight(1))
+ call assert_true(win_move_statusline(1, -offset))
+ call assert_equal(h, winheight(1))
+ endfor
+ " check win_move_statusline from bottom window on top window ID
+ let id = win_getid(1)
+ for offset in range(5)
+ call assert_true(win_move_statusline(id, offset))
+ call assert_equal(h + offset, winheight(id))
+ call assert_true(id->win_move_statusline(-offset))
+ call assert_equal(h, winheight(id))
+ endfor
+ " check that win_move_statusline doesn't error with offsets beyond moving
+ " possibility
+ call assert_true(win_move_statusline(id, 5000))
+ call assert_true(winheight(id) > h)
+ call assert_true(win_move_statusline(id, -5000))
+ call assert_true(winheight(id) < h)
+ " check that win_move_statusline returns false for an invalid window
+ wincmd =
+ let h = winheight(0)
+ call assert_false(win_move_statusline(-1, 1))
+ call assert_equal(h, winheight(0))
+ " check that win_move_statusline returns false for a popup window
+ let id = popup_create(['hello', 'world'], {})
+ let h = winheight(id)
+ call assert_false(win_move_statusline(id, 1))
+ call assert_equal(h, winheight(id))
+ call popup_close(id)
+ %bwipe!
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab