patch 8.2.2611: conditions for startup tests are not exactly right

Problem:    Conditions for startup tests are not exactly right.
Solution:   Check for type of GUI instead of MS-Windows. (Ozaki Kiichi,
            closes #7976)

src/main.c

@@ -3542,8 +3542,11 @@ usage(void)
 #endif // FEAT_GUI_X11
 #ifdef FEAT_GUI_GTK
     mch_msg(_("\nArguments recognised by gvim (GTK+ version):\n"));
+    main_msg(_("-background <color>\tUse <color> for the background (also: -bg)"));
+    main_msg(_("-foreground <color>\tUse <color> for normal text (also: -fg)"));
     main_msg(_("-font <font>\t\tUse <font> for normal text (also: -fn)"));
     main_msg(_("-geometry <geom>\tUse <geom> for initial geometry (also: -geom)"));
+    main_msg(_("-iconic\t\tStart Vim iconified"));
     main_msg(_("-reverse\t\tUse reverse video (also: -rv)"));
     main_msg(_("-display <display>\tRun Vim on <display> (also: --display)"));
     main_msg(_("--role <role>\tSet a unique role to identify the main window"));

src/testdir/check.vim

@@ -199,4 +199,29 @@ func CheckNotAsan()
   endif
 endfunc
 
+" Command to check for satisfying any of the conditions.
+" e.g. CheckAnyOf Feature:bsd Feature:sun Linux
+command -nargs=+ CheckAnyOf call CheckAnyOf(<f-args>)
+func CheckAnyOf(...)
+  let excp = []
+  for arg in a:000
+    try
+      exe 'Check' .. substitute(arg, ':', ' ', '')
+      return
+    catch /^Skipped:/
+      let excp += [substitute(v:exception, '^Skipped:\s*', '', '')]
+    endtry
+  endfor
+  throw 'Skipped: ' .. join(excp, '; ')
+endfunc
+
+" Command to check for satisfying all of the conditions.
+" e.g. CheckAllOf Unix Gui Option:ballooneval
+command -nargs=+ CheckAllOf call CheckAllOf(<f-args>)
+func CheckAllOf(...)
+  for arg in a:000
+    exe 'Check' .. substitute(arg, ':', ' ', '')
+  endfor
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab

src/testdir/test_startup.vim

@@ -109,9 +109,8 @@ func Test_pack_in_rtp_when_plugins_run()
 endfunc
 
 func Test_help_arg()
-  if !has('unix') && has('gui_running')
+  " This does not work with a GUI-only binary, such as on MS-Windows.
-    throw 'Skipped: does not work with gvim on MS-Windows'
+  CheckAnyOf Unix NotGui
-  endif
 
   if RunVim([], [], '--help >Xtestout')
     let lines = readfile('Xtestout')
@@ -426,7 +425,7 @@ endfunction
 " Test the -reverse and +reverse arguments (for GUI only).
 func Test_reverse()
   CheckCanRunGui
-  CheckNotMSWindows
+  CheckAnyOf Feature:gui_gtk Feature:gui_motif Feature:gui_athena
 
   let after =<< trim [CODE]
     call writefile([&background], "Xtest_reverse")
@@ -447,7 +446,7 @@ endfunc
 " Test the -background and -foreground arguments (for GUI only).
 func Test_background_foreground()
   CheckCanRunGui
-  CheckNotMSWindows
+  CheckAnyOf Feature:gui_gtk Feature:gui_motif Feature:gui_athena
 
   " Is there a better way to check the effect of -background & -foreground
   " other than merely looking at &background (dark or light)?
@@ -496,7 +495,7 @@ endfunc
 " Test the -geometry argument (for GUI only).
 func Test_geometry()
   CheckCanRunGui
-  CheckNotMSWindows
+  CheckAnyOf Feature:gui_gtk Feature:gui_motif Feature:gui_athena
 
   if has('gui_motif') || has('gui_athena')
     " FIXME: With GUI Athena or Motif, the value of getwinposx(),
@@ -528,7 +527,7 @@ endfunc
 " Test the -iconic argument (for GUI only).
 func Test_iconic()
   CheckCanRunGui
-  CheckNotMSWindows
+  CheckAnyOf Feature:gui_gtk Feature:gui_motif Feature:gui_athena
 
   call RunVim([], [], '-f -g -iconic -cq')
 

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2611,
 /**/
     2610,
 /**/