Re: [RFA/mi-testsuite] XFAIL mi*-console.exp

[Michael Snyder <msnyder at redhat dot com>]

Daniel Jacobowitz wrote:
> 
> On Tue, Apr 02, 2002 at 04:40:38PM -0800, Michael Snyder wrote:
> > Daniel Jacobowitz wrote:
> > >
> > > These tests are testing for a feature that exists either nowhere or just in
> > > simulators and some remote stubs: that the inferior's output goes through
> > > GDB and is properly encoded by the MI layer.  Since support isn't there for
> > > many remote debugging stubs or for native, I think these two tests should be
> > > XFAIL'd.  Does that make sense, Andrew?  If so, OK to commit this?
> >
> > There is a dejagnu variable that you can use to see
> > whether this is supported... lemme see...
> >
> > Ah -- here you go.  You want to do something like the following:
> >
> >       if { ![gdb_skip_stdio_test "Hello message"] } then {
> >               do the "hello message" test...
> 
> Isn't gdb_skip_stdio_test for things where there's no way at all to see
> the output?  grep, grep,...
>     if [target_info exists gdb,noinferiorio] {

Well, yes... and that's only going to be true for remote stubs
and simulators that don't support sending target output thru the
gdb console.  Isn't that what you want?  I'm not familiar with
these tests.

Do you also need to exclude it from running on natives?
How about
	if { ![isnative && ![gdb_skip_stdio_test ...


> 
> That's not quite the same thing.  You can run stdio test on a native
> target, and (while GDB never sees the output) DejaGNU will.  I could
> do this instead, though... revised patch attached.
> 
> --
> Daniel Jacobowitz                           Carnegie Mellon University
> MontaVista Software                         Debian GNU/Linux Developer
> 
> 2002-04-02  Daniel Jacobowitz  <drow@mvista.com>
> 
>         * gdb.mi/mi-console.exp: Accept native console output as an
>         XFAIL.  Don't run the test if we don't have inferior IO.
>         * gdb.mi/mi0-console.exp: Likewise.
> 
> Index: testsuite/gdb.mi/mi-console.exp
> ===================================================================
> RCS file: /cvs/src/src/gdb/testsuite/gdb.mi/mi-console.exp,v
> retrieving revision 1.7
> diff -u -p -r1.7 mi-console.exp
> --- mi-console.exp      2001/08/19 01:23:43     1.7
> +++ mi-console.exp      2002/04/03 01:00:34
> @@ -79,7 +79,8 @@ gdb_expect {
>      }
>  }
> 
> -gdb_expect {
> +if {![gdb_skip_stdio_test "Hello message"]} {
> +  gdb_expect {
>      -re "@\"H\"\r\n.*@\"e\"\r\n.*@\"l\"\r\n.*@\"l\"\r\n.*@\"o\"\r\n.*@\" \"\r\n.*@\"\\\\\\\\\"\r\n.*@\"\\\\\"\"\r\n.*@\"!\"\r\n.*@\"\\\\r\"\r\n.*@\"\\\\n\"\r\n" {
>         pass "Hello message"
>      }
> @@ -92,11 +93,12 @@ gdb_expect {
>         # multiple event sources to channel the output back through the
>         # MI.
> 
> -       fail "Hello message (known bug)"
> +       xfail "Hello message (known limitation)"
>      }
>      timeout {
>         fail "Hello message (timeout)"
>      }
> +  }
>  }
> 
>  gdb_expect {
> Index: testsuite/gdb.mi/mi0-console.exp
> ===================================================================
> RCS file: /cvs/src/src/gdb/testsuite/gdb.mi/mi0-console.exp,v
> retrieving revision 1.5
> diff -u -p -r1.5 mi0-console.exp
> --- mi0-console.exp     2001/08/19 01:23:43     1.5
> +++ mi0-console.exp     2002/04/03 01:00:34
> @@ -79,7 +79,8 @@ gdb_expect {
>      }
>  }
> 
> -gdb_expect {
> +if {![gdb_skip_stdio_test "Hello message"]} {
> +  gdb_expect {
>      -re "@\"H\"\r\n.*@\"e\"\r\n.*@\"l\"\r\n.*@\"l\"\r\n.*@\"o\"\r\n.*@\" \"\r\n.*@\"\\\\\\\\\"\r\n.*@\"\\\\\"\"\r\n.*@\"!\"\r\n.*@\"\\\\r\"\r\n.*@\"\\\\n\"\r\n" {
>         pass "Hello message"
>      }
> @@ -92,11 +93,12 @@ gdb_expect {
>         # multiple event sources to channel the output back through the
>         # MI.
> 
> -       fail "Hello message (known bug)"
> +       xfail "Hello message (known limitation)"
>      }
>      timeout {
>         fail "Hello message (timeout)"
>      }
> +  }
>  }
> 
>  gdb_expect {