patch 9.1.1516: tests: no test that 'incsearch' is updated after search completion

Problem:  tests: no test that 'incsearch' is updated after accepting
          search completion.
Solution: Add a test case (zeertzjq).

closes: #17682

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/dumps/Test_search_wildmenu_6.dump b/src/testdir/dumps/Test_search_wildmenu_6.dump
new file mode 100644
index 0000000..21ef804
--- /dev/null
+++ b/src/testdir/dumps/Test_search_wildmenu_6.dump
@@ -0,0 +1,10 @@
+|t+0&#ffff4012|h|e+0&#ffffff0| @71
+|t+1&&|h|e+0&&|s|e| @69
+|t+0&#ffff4012|h|e+0&#ffffff0| @71
+|f|o@1|b|a|r| @68
+|t+0&#ffff4012|h|e+0&#ffffff0|t+0&#ffff4012|h|e+0&#ffffff0| @68
+|t+0&#ffff4012|h|e+0&#ffffff0|t+0&#ffff4012|h|e+0&#ffffff0|r|e| @66
+|~+0#4040ff13&| @73
+|~| @73
+|~| @73
+|/+0#0000000&|t|h> @71
diff --git a/src/testdir/dumps/Test_search_wildmenu_7.dump b/src/testdir/dumps/Test_search_wildmenu_7.dump
new file mode 100644
index 0000000..fbf8578
--- /dev/null
+++ b/src/testdir/dumps/Test_search_wildmenu_7.dump
@@ -0,0 +1,10 @@
+|t+0&#ffff4012|h|e+0&#ffffff0| @71
+|t+1&&|h|e+0&&|s|e| @69
+|t+0&#ffff4012|h|e+0&#ffffff0| @71
+|f|o@1|b|a|r| @68
+|t+0&#ffff4012|h|e+0&#ffffff0|t+0&#ffff4012|h|e+0&#ffffff0| @68
+|t+0&#ffff4012|h|e+0&#ffffff0|t+0&#ffff4012|h|e+0&#ffffff0|r|e| @66
+|~+0#4040ff13&| @73
+|~| @73
+|t+0#0000001#ffff4012|h|e|s|e| +3#0000000#ffffff0@1|t|h|e| @1|t|h|e|t|h|e| @1|t|h|e|t|h|e|r|e| @1|t|h|e|r|e| @39
+|/+0&&|t|h|e|s|e> @68
diff --git a/src/testdir/dumps/Test_search_wildmenu_8.dump b/src/testdir/dumps/Test_search_wildmenu_8.dump
new file mode 100644
index 0000000..37b4e84
--- /dev/null
+++ b/src/testdir/dumps/Test_search_wildmenu_8.dump
@@ -0,0 +1,10 @@
+|t+0&#ffff4012|h|e| +0&#ffffff0@71
+|t+1&&|h|e|s+0&&|e| @69
+|t+0&#ffff4012|h|e| +0&#ffffff0@71
+|f|o@1|b|a|r| @68
+|t+0&#ffff4012|h|e|t|h|e| +0&#ffffff0@68
+|t+0&#ffff4012|h|e|t|h|e|r+0&#ffffff0|e| @66
+|~+0#4040ff13&| @73
+|~| @73
+|~| @73
+|/+0#0000000&|t|h|e> @70
diff --git a/src/testdir/test_cmdline.vim b/src/testdir/test_cmdline.vim
index f9533fa..cb0bcf7 100644
--- a/src/testdir/test_cmdline.vim
+++ b/src/testdir/test_cmdline.vim
@@ -4534,6 +4534,16 @@
   call term_sendkeys(buf, "\<esc>gg/t.*\\n.*\\n.\<tab>")
   call VerifyScreenDump(buf, 'Test_search_wildmenu_5', {})
 
+  " 'incsearch' is redrawn after accepting completion
+  call term_sendkeys(buf, "\<esc>:set wim=full\<cr>")
+  call term_sendkeys(buf, ":set incsearch hlsearch\<cr>")
+  call term_sendkeys(buf, "/th")
+  call VerifyScreenDump(buf, 'Test_search_wildmenu_6', {})
+  call term_sendkeys(buf, "\<f5>")
+  call VerifyScreenDump(buf, 'Test_search_wildmenu_7', {})
+  call term_sendkeys(buf, "\<c-n>\<c-y>")
+  call VerifyScreenDump(buf, 'Test_search_wildmenu_8', {})
+
   call term_sendkeys(buf, "\<esc>")
   call StopVimInTerminal(buf)
 endfunc
diff --git a/src/version.c b/src/version.c
index f9e0bea..6b9d934 100644
--- a/src/version.c
+++ b/src/version.c
@@ -720,6 +720,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1516,
+/**/
     1515,
 /**/
     1514,