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diff src/testdir/test_python2.vim @ 16080:bf8cf5c3b784 v8.1.1045

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patch 8.1.1045: E315 ml_get error when using Python and hidden buffer commit https://github.com/vim/vim/commit/63dbfd33c1d47400c62775842b5b750ee69e2383 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 23 17:41:59 2019 +0100 patch 8.1.1045: E315 ml_get error when using Python and hidden buffer Problem: E315 ml_get error when using Python and hidden buffer. Solution: Make sure the cursor position is valid. (Ben Jackson, closes #4153, closes #4154)
author Bram Moolenaar <Bram@vim.org>
date Sat, 23 Mar 2019 17:45:05 +0100
parents a83c4b1f8ea2
children 402b714cb919
line wrap: on
line diff
--- a/src/testdir/test_python2.vim
+++ b/src/testdir/test_python2.vim
@@ -71,3 +71,87 @@ func Test_skipped_python_command_does_no
   endif
   call assert_equal(0, &pyxversion)  " This assertion would have failed with Vim 8.0.0251. (pyxversion was introduced in 8.0.0251.)
 endfunc
+
+func _SetUpHiddenBuffer()
+  py import vim
+  new
+  edit hidden
+  setlocal bufhidden=hide
+
+  enew
+  let lnum = 0
+  while lnum < 10
+    call append( 1, string( lnum ) )
+    let lnum = lnum + 1
+  endwhile
+  normal G
+
+  call assert_equal( line( '.' ), 11 )
+endfunc
+
+func Test_Write_To_HiddenBuffer_Does_Not_Fix_Cursor_Clear()
+  call _SetUpHiddenBuffer()
+  py vim.buffers[ int( vim.eval( 'bufnr("hidden")' ) ) ][:] = None
+  call assert_equal( line( '.' ), 11 )
+  bwipe!
+endfunc
+
+func Test_Write_To_HiddenBuffer_Does_Not_Fix_Cursor_List()
+  call _SetUpHiddenBuffer()
+  py vim.buffers[ int( vim.eval( 'bufnr("hidden")' ) ) ][:] = [ 'test' ]
+  call assert_equal( line( '.' ), 11 )
+  bwipe!
+endfunc
+
+func Test_Write_To_HiddenBuffer_Does_Not_Fix_Cursor_Str()
+  call _SetUpHiddenBuffer()
+  py vim.buffers[ int( vim.eval( 'bufnr("hidden")' ) ) ][0] = 'test'
+  call assert_equal( line( '.' ), 11 )
+  bwipe!
+endfunc
+
+func Test_Write_To_HiddenBuffer_Does_Not_Fix_Cursor_ClearLine()
+  call _SetUpHiddenBuffer()
+  py vim.buffers[ int( vim.eval( 'bufnr("hidden")' ) ) ][0] = None
+  call assert_equal( line( '.' ), 11 )
+  bwipe!
+endfunc
+
+func _SetUpVisibleBuffer()
+  py import vim
+  new
+  let lnum = 0
+  while lnum < 10
+    call append( 1, string( lnum ) )
+    let lnum = lnum + 1
+  endwhile
+  normal G
+  call assert_equal( line( '.' ), 11 )
+endfunc
+
+func Test_Write_To_Current_Buffer_Fixes_Cursor_Clear()
+  call _SetUpVisibleBuffer()
+
+  py vim.current.buffer[:] = None
+  call assert_equal( line( '.' ), 1 )
+
+  bwipe!
+endfunc
+
+func Test_Write_To_Current_Buffer_Fixes_Cursor_List()
+  call _SetUpVisibleBuffer()
+
+  py vim.current.buffer[:] = [ 'test' ]
+  call assert_equal( line( '.' ), 1 )
+
+  bwipe!
+endfunction
+
+func Test_Write_To_Current_Buffer_Fixes_Cursor_Str()
+  call _SetUpVisibleBuffer()
+
+  py vim.current.buffer[-1] = None
+  call assert_equal( line( '.' ), 10 )
+
+  bwipe!
+endfunction