From 4d6cd291cec668b991f2b43d76c6feab8b2e7d98 Mon Sep 17 00:00:00 2001 From: Bram Moolenaar Date: Tue, 15 May 2018 23:53:26 +0200 Subject: 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) --- src/testdir/test_terminal.vim | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'src/testdir') diff --git a/src/testdir/test_terminal.vim b/src/testdir/test_terminal.vim index e9b69533d..c4e49b730 100644 --- 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 . "\", '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("\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 -- cgit v1.2.3