From d2be11fbf21ee37d6ae86818f2c1790ecf8fecca Mon Sep 17 00:00:00 2001
From: Michael Ennen <mike.ennen@gmail.com>
Date: Sat, 26 Nov 2016 16:34:52 -0700
Subject: vim-patch:7.4.1735

Problem:    It is not possible to only see part of the message history.  It is
            not possible to clear messages.
Solution:   Add a count to ":messages" and a clear argument. (Yasuhiro
            Matsumoto)

https://github.com/vim/vim/commit/451f849fd6282a4facd4f0f58af62837443fb5a6
---
 src/nvim/testdir/test_alot.vim     |  1 +
 src/nvim/testdir/test_messages.vim | 42 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)
 create mode 100644 src/nvim/testdir/test_messages.vim

(limited to 'src/nvim/testdir')

diff --git a/src/nvim/testdir/test_alot.vim b/src/nvim/testdir/test_alot.vim
index 4e8cd54ce3..5a71b4fdd1 100644
--- a/src/nvim/testdir/test_alot.vim
+++ b/src/nvim/testdir/test_alot.vim
@@ -9,6 +9,7 @@ source test_expr.vim
 source test_expr_utf8.vim
 source test_feedkeys.vim
 source test_menu.vim
+source test_messages.vim
 source test_options.vim
 source test_popup.vim
 source test_regexp_utf8.vim
diff --git a/src/nvim/testdir/test_messages.vim b/src/nvim/testdir/test_messages.vim
new file mode 100644
index 0000000000..4d7e41130c
--- /dev/null
+++ b/src/nvim/testdir/test_messages.vim
@@ -0,0 +1,42 @@
+" Tests for :messages
+
+function Test_messages()
+  let oldmore = &more
+  try
+    set nomore
+
+    let arr = map(range(10), '"hello" . v:val')
+    for s in arr
+      echomsg s | redraw
+    endfor
+    let result = ''
+
+    redir => result
+    2messages | redraw
+    redir END
+
+    " get last two messages
+    let msg = split(result, "\n")[1:][-2:]
+    call assert_equal(["hello8", "hello9"], msg)
+
+    " clear messages without last one
+    1messages clear
+    redir => result
+    redraw | 1messages
+    redir END
+    " get last last message
+    let msg = split(result, "\n")[1:][-1:]
+    call assert_equal(['hello9'], msg)
+
+    " clear all messages
+    messages clear
+    redir => result
+    redraw | 1messages
+    redir END
+    " get last last message
+    let msg = split(result, "\n")[1:][-1:]
+    call assert_equal([], msg)
+  finally
+    let &more = oldmore
+  endtry
+endfunction
-- 
cgit