patch 9.1.0046: :drop does not re-use empty buffer
Problem: :drop does not re-use empty buffer
(Rocco Mao)
Solution: Make :drop re-use an empty buffer
(Rocco Mao)
fixes: #13851
closes: #13881
Signed-off-by: Rocco Mao <dapeng.mao@qq.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_excmd.vim b/src/testdir/test_excmd.vim
index 47fc267..6a7829b 100644
--- a/src/testdir/test_excmd.vim
+++ b/src/testdir/test_excmd.vim
@@ -84,18 +84,27 @@
" Test for the :drop command
func Test_drop_cmd()
call writefile(['L1', 'L2'], 'Xdropfile', 'D')
+ " Test for reusing the current buffer
enew | only
+ let expected_nr = bufnr()
drop Xdropfile
+ call assert_equal(expected_nr, bufnr())
call assert_equal('L2', getline(2))
" Test for switching to an existing window
below new
drop Xdropfile
call assert_equal(1, winnr())
- " Test for splitting the current window
+ " Test for splitting the current window (set nohidden)
enew | only
set modified
drop Xdropfile
call assert_equal(2, winnr('$'))
+ " Not splitting the current window even if modified (set hidden)
+ set hidden
+ enew | only
+ set modified
+ drop Xdropfile
+ call assert_equal(1, winnr('$'))
" Check for setting the argument list
call assert_equal(['Xdropfile'], argv())
enew | only!
diff --git a/src/testdir/test_tabpage.vim b/src/testdir/test_tabpage.vim
index 906fefc..46aed22 100644
--- a/src/testdir/test_tabpage.vim
+++ b/src/testdir/test_tabpage.vim
@@ -164,6 +164,74 @@
bwipe!
bwipe!
call assert_equal(1, tabpagenr('$'))
+
+ call assert_equal(1, winnr('$'))
+ call assert_equal('', bufname(''))
+ call writefile(['L1', 'L2'], 'Xdropfile', 'D')
+
+ " Test for ':tab drop single-file': reuse current buffer
+ let expected_nr = bufnr()
+ tab drop Xdropfile
+ call assert_equal(1, tabpagenr('$'))
+ call assert_equal(expected_nr, bufnr())
+ call assert_equal('L2', getline(2))
+ bwipe!
+
+ " Test for ':tab drop single-file': not reuse modified buffer
+ set modified
+ let expected_nr = bufnr() + 1
+ tab drop Xdropfile
+ call assert_equal(2, tabpagenr())
+ call assert_equal(2, tabpagenr('$'))
+ call assert_equal(expected_nr, bufnr())
+ call assert_equal('L2', getline(2))
+ bwipe!
+
+ " Test for ':tab drop single-file': multiple tabs already exist
+ tab split f2
+ tab split f3
+ let expected_nr = bufnr() + 1
+ tab drop Xdropfile
+ call assert_equal(4, tabpagenr())
+ call assert_equal(4, tabpagenr('$'))
+ call assert_equal(expected_nr, bufnr())
+ call assert_equal('L2', getline(2))
+ %bwipe!
+
+ " Test for ':tab drop multi-files': reuse current buffer
+ let expected_nr = bufnr()
+ tab drop Xdropfile f1 f2 f3
+ call assert_equal(1, tabpagenr())
+ call assert_equal(4, tabpagenr('$'))
+ call assert_equal(expected_nr, bufnr())
+ call assert_equal('L2', getline(2))
+ %bwipe!
+
+ " Test for ':tab drop multi-files': not reuse modified buffer
+ set modified
+ let expected_nr = bufnr() + 1
+ tab drop Xdropfile f1 f2 f3
+ call assert_equal(2, tabpagenr())
+ call assert_equal(5, tabpagenr('$'))
+ call assert_equal(expected_nr, bufnr())
+ call assert_equal('L2', getline(2))
+ %bwipe!
+
+ " Test for ':tab drop multi-files': multiple tabs already exist
+ tab split f2
+ tab split f3
+ let expected_nr = bufnr() + 1
+ tab drop a b c
+ call assert_equal(4, tabpagenr())
+ call assert_equal(6, tabpagenr('$'))
+ call assert_equal(expected_nr, bufnr())
+ let expected_nr = bufnr() + 3
+ tab drop Xdropfile f1 f2 f3
+ call assert_equal(5, tabpagenr())
+ call assert_equal(8, tabpagenr('$'))
+ call assert_equal(expected_nr, bufnr())
+ call assert_equal('L2', getline(2))
+ %bwipe!
endfunc
" Test autocommands
@@ -260,14 +328,14 @@
let s:li = []
tab drop test1
- call assert_equal(['BufLeave', 'BufEnter'], s:li)
+ call assert_equal(['BufEnter'], s:li)
let s:li = []
tab drop test2 test3
call assert_equal([
\ 'TabLeave', 'TabEnter', 'TabLeave', 'TabEnter',
\ 'TabLeave', 'WinEnter', 'TabEnter', 'BufEnter',
- \ 'TabLeave', 'WinEnter', 'TabEnter', 'BufEnter'], s:li)
+ \ 'TabLeave', 'WinEnter', 'TabEnter', 'BufEnter', 'BufEnter'], s:li)
autocmd! TestTabpageGroup
augroup! TestTabpageGroup