Mercurial > vim
diff src/testdir/test_terminal.vim @ 13956:300aab3275c0 v8.0.1848
patch 8.0.1848: 'termwinscroll' does not work properly
commit https://github.com/vim/vim/commit/4d6cd291cec668b991f2b43d76c6feab8b2e7d98
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue May 15 23:53:26 2018 +0200
patch 8.0.1848: 'termwinscroll' does not work properly
Problem: 'termwinscroll' does not work properly. (Dominique Pelle)
Solution: Subtract removed scrollback from the scrollback count. Add a test
for 'termwinscroll'. (closes #2909)
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Wed, 16 May 2018 00:00:12 +0200 |
parents | b94a9171ec7c |
children | e88e2a8de4c5 |
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--- a/src/testdir/test_terminal.vim +++ b/src/testdir/test_terminal.vim @@ -1507,3 +1507,30 @@ func Test_terminal_out_err() call delete('Xechoerrout.sh') call delete(outfile) endfunc + +func Test_terminwinscroll() + if !has('unix') + return + endif + + " Let the terminal output more than 'termwinscroll' lines, some at the start + " will be dropped. + exe 'set termwinscroll=' . &lines + let buf = term_start('/bin/sh') + for i in range(1, &lines) + call feedkeys("echo " . i . "\<CR>", 'xt') + call WaitForAssert({-> assert_match(string(i), term_getline(buf, term_getcursor(buf)[0] - 1))}) + endfor + " Go to Terminal-Normal mode to update the buffer. + call feedkeys("\<C-W>N", 'xt') + call assert_inrange(&lines, &lines * 110 / 100 + winheight(0), line('$')) + + " Every "echo nr" must only appear once + let lines = getline(1, line('$')) + for i in range(&lines - len(lines) / 2 + 2, &lines) + let filtered = filter(copy(lines), {idx, val -> val =~ 'echo ' . i . '\>'}) + call assert_equal(1, len(filtered), 'for "echo ' . i . '"') + endfor + + exe buf . 'bwipe!' +endfunc