1 files changed, 67 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_bufline.vim b/src/nvim/testdir/test_bufline.vim
new file mode 100644
index 0000000000..b886e99506
--- /dev/null
+++ b/src/nvim/testdir/test_bufline.vim
@@ -0,0 +1,67 @@
+" Tests for setbufline() and getbufline()
+
+source shared.vim
+
+func Test_setbufline_getbufline()
+  new
+  let b = bufnr('%')
+  hide
+  call assert_equal(0, setbufline(b, 1, ['foo', 'bar']))
+  call assert_equal(['foo'], getbufline(b, 1))
+  call assert_equal(['bar'], getbufline(b, 2))
+  call assert_equal(['foo', 'bar'], getbufline(b, 1, 2))
+  exe "bd!" b
+  call assert_equal([], getbufline(b, 1, 2))
+
+  split Xtest
+  call setline(1, ['a', 'b', 'c'])
+  let b = bufnr('%')
+  wincmd w
+  call assert_equal(1, setbufline(b, 5, ['x']))
+  call assert_equal(1, setbufline(1234, 1, ['x']))
+  call assert_equal(0, setbufline(b, 4, ['d', 'e']))
+  call assert_equal(['c'], getbufline(b, 3))
+  call assert_equal(['d'], getbufline(b, 4))
+  call assert_equal(['e'], getbufline(b, 5))
+  call assert_equal([], getbufline(b, 6))
+  exe "bwipe! " . b
+endfunc
+
+func Test_setbufline_getbufline_fold()
+  split Xtest
+  setlocal foldmethod=expr foldexpr=0
+  let b = bufnr('%')
+  new
+  call assert_equal(0, setbufline(b, 1, ['foo', 'bar']))
+  call assert_equal(['foo'], getbufline(b, 1))
+  call assert_equal(['bar'], getbufline(b, 2))
+  call assert_equal(['foo', 'bar'], getbufline(b, 1, 2))
+  exe "bwipe!" b
+  bwipe!
+endfunc
+
+func Test_setbufline_getbufline_fold_tab()
+  split Xtest
+  setlocal foldmethod=expr foldexpr=0
+  let b = bufnr('%')
+  tab new
+  call assert_equal(0, setbufline(b, 1, ['foo', 'bar']))
+  call assert_equal(['foo'], getbufline(b, 1))
+  call assert_equal(['bar'], getbufline(b, 2))
+  call assert_equal(['foo', 'bar'], getbufline(b, 1, 2))
+  exe "bwipe!" b
+  bwipe!
+endfunc
+
+func Test_setline_startup()
+  let cmd = GetVimCommand('Xscript')
+  if cmd == ''
+    return
+  endif
+  call writefile(['call setline(1, "Hello")', 'silent w Xtest', 'q!'], 'Xscript')
+  call system(cmd)
+  call assert_equal(['Hello'], readfile('Xtest'))
+
+  call delete('Xscript')
+  call delete('Xtest')
+endfunc