[src/trunk]: src/tests/bin/sh Remove the trap_zero__explicit_return test case...

[kre <kre%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8ba2ce57c1e2
branches:  trunk
changeset: 345112:8ba2ce57c1e2
user:      kre <kre%NetBSD.org@localhost>
date:      Sat May 07 23:51:30 2016 +0000

description:
Remove the trap_zero__explicit_return test case - it was testing undefined
behaviour (and failed with the NetBSD shell, and was marked as expected to
fail.)   Other shells do different things.   The test was worthless, and is
now gone.

OK christos@

diffstat:

 tests/bin/sh/t_exit.sh |  18 +-----------------
 1 files changed, 1 insertions(+), 17 deletions(-)

diffs (39 lines):

diff -r 77f390356597 -r 8ba2ce57c1e2 tests/bin/sh/t_exit.sh
--- a/tests/bin/sh/t_exit.sh    Sat May 07 22:12:29 2016 +0000
+++ b/tests/bin/sh/t_exit.sh    Sat May 07 23:51:30 2016 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: t_exit.sh,v 1.5 2016/03/01 12:39:35 christos Exp $
+# $NetBSD: t_exit.sh,v 1.6 2016/05/07 23:51:30 kre Exp $
 #
 # Copyright (c) 2007 The NetBSD Foundation, Inc.
 # All rights reserved.
@@ -105,21 +105,6 @@
        # atf_check -s exit:0 -o match:exiting -e empty /bin/ksh helper.sh
 }
 
-# Is return really defined to operate other than in functions (& '.') ??
-atf_test_case trap_zero__explicit_return
-trap_zero__explicit_return_head() {
-       atf_set "descr" "Tests that the trap statement in a subshell in a " \
-                       "script works when the subshell executes a return"
-}
-trap_zero__explicit_return_body() {
-       echo '( trap "echo exiting" 0; return; echo NO_NO_NO )' >helper.sh
-       atf_expect_fail "return from a sub-shell not defined and does not work"
-       atf_check -s exit:0 -o match:exiting -o not-match:NO_NO -e empty \
-               ${TEST_SH} helper.sh
-       # test ksh by setting TEST_SH to /bin/ksh and run the entire set...
-       # atf_check -s exit:0 -o match:exiting -e empty /bin/ksh helper.sh
-}
-
 atf_test_case simple_exit
 simple_exit_head() {
        atf_set "descr" "Tests that various values for exit status work"
@@ -166,7 +151,6 @@
        atf_add_test_case trap_subshell
        atf_add_test_case trap_zero__implicit_exit
        atf_add_test_case trap_zero__explicit_exit
-       atf_add_test_case trap_zero__explicit_return
        atf_add_test_case simple_exit
        atf_add_test_case subshell_exit
        atf_add_test_case subshell_background