# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1666296904 -7200
# Node ID 6d2095a8499d31dee9798b8b69e8d88083f2ed1e
# Parent  eff8e7d8d825d5a1a2142def96f4b311949d853d
patch 9.0.0809: test for job writing to buffer fails

Commit: https://github.com/vim/vim/commit/63c84731c1802bac36c1d1a82b3ef5960b35b089
Author: Bram Moolenaar <Bram@vim.org>
Date:   Thu Oct 20 21:14:19 2022 +0100

    patch 9.0.0809: test for job writing to buffer fails

    Problem:    Test for job writing to buffer fails.
    Solution:   Correct w_topline when deleting a buffer line.

diff --git a/src/evalbuffer.c b/src/evalbuffer.c
--- a/src/evalbuffer.c
+++ b/src/evalbuffer.c
@@ -571,10 +571,13 @@ f_deletebufline(typval_T *argvars, typva
 	    {
 		if (wp->w_cursor.lnum > last)
 		    wp->w_cursor.lnum -= count;
-		else if (wp->w_cursor.lnum> first)
+		else if (wp->w_cursor.lnum > first)
 		    wp->w_cursor.lnum = first;
 		if (wp->w_cursor.lnum > wp->w_buffer->b_ml.ml_line_count)
 		    wp->w_cursor.lnum = wp->w_buffer->b_ml.ml_line_count;
+		wp->w_valid = 0;
+		if (wp->w_cursor.lnum <= wp->w_topline)
+		    wp->w_topline = 1;
 	    }
 	check_cursor_col();
 	deleted_lines_mark(first, count);
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    809,
+/**/
     808,
 /**/
     807,