patch 8.2.3764: cannot see any text when window was made zero lines
Problem: Cannot see any text when window was made zero lines or zero
columns.
Solution: Ensure there is at least one line and column. (fixes #9307)
diff --git a/src/testdir/test_window_cmd.vim b/src/testdir/test_window_cmd.vim
index af7c63a..68c44a0 100644
--- a/src/testdir/test_window_cmd.vim
+++ b/src/testdir/test_window_cmd.vim
@@ -1358,4 +1358,38 @@
%bw!
endfunc
+func Test_window_minimal_size()
+ set winminwidth=0 winminheight=0
+
+ " check size is fixed vertically
+ new
+ call win_execute(win_getid(2), 'wincmd _')
+ call assert_equal(0, winheight(0))
+ call feedkeys('0', 'tx')
+ call assert_equal(1, winheight(0))
+ bwipe!
+
+ " check size is fixed horizontally
+ vert new
+ call win_execute(win_getid(2), 'wincmd |')
+ call assert_equal(0, winwidth(0))
+ call feedkeys('0', 'tx')
+ call assert_equal(1, winwidth(0))
+ bwipe!
+
+ if has('timers')
+ " check size is fixed in Insert mode
+ new
+ call timer_start(100, {_ -> win_execute(win_getid(2), 'wincmd _')})
+ call timer_start(200, {_ -> assert_equal(0, winheight(0))})
+ call timer_start(300, {_ -> feedkeys(" \<Esc>", 't!')})
+ call feedkeys('a', 'tx!')
+ call assert_equal(1, winheight(0))
+ bwipe!
+ endif
+
+ set winminwidth& winminheight&
+endfunc
+
+
" vim: shiftwidth=2 sts=2 expandtab