Hash :
84e12c32
Author :
Date :
2013-05-17T13:45:44
tests: sanitize 'unset' usages
In some shells (e.g., Solaris 10 /bin/ksh, or NetBSD 5.1 /bin/sh),
"unset VAR" returns a non-zero exit status in case the VAR variable
is already unset. This doesn't interact well with our usage of
"set -e" in the testsuite. So far, we've avoided spurious failures
by either explicitly ignoring the exit status from unset:
unset VAR || :
or explicitly ensuring that a variable is set, before trying to
unset it:
VAR=; unset VAR
But we can do better, by aliasing the 'unset' command to a custom
function that will take care of these details for us. This will
avoid us annoying spurious failures in the future, failures that
have already bitten us too much times. For an example, refer to
commit 'v1.12.2-88-g5b1dae5' of 2012-08-05 (tests: avoid tons of
spurious failures on NetBSD).
* t/ax/test-lib.sh (_am_unset): New function.
(unset): New alias to it.
(_am_exit): Adjust comments.
* t/ax/am-test-lib.sh: No need to temporary disable the 'errexit'
shell flag when unsetting variables that are potentially already
unset.
(am_process_requirements): Adjust to remove a now-useless
workaround related to unset.
* t/aclocal-macrodir.tap: Likewise.
* t/aclocal-macrodirs.tap: Likewise.
* t/auxdir-autodetect.sh: Likewise.
* t/ax/am-test-lib.sh: Likewise.
* t/ax/test-lib.sh: Likewise.
* t/check-tests-in-builddir.sh: Likewise.
* t/dist-formats.tap: Likewise.
* t/distcheck-configure-flags-am.sh: Likewise.
* t/distcheck-configure-flags.sh: Likewise.
* t/java-empty-classpath.sh: Likewise.
* t/javaflags.sh: Likewise.
* t/lflags.sh: Likewise.
* t/lflags2.sh: Likewise.
* t/lisp-flags.sh: Likewise.
* t/lisp6.sh: Likewise.
* t/missing-auxfile-stops-makefiles-creation.sh: Likewise.
* t/parallel-am.sh: Likewise.
* t/parallel-am2.sh: Likewise.
* t/parallel-am3.sh: Likewise.
* t/parallel-tests-log-override-recheck.sh: Likewise.
* t/pkg-config-macros.sh: Likewise.
* t/python-missing.sh: Likewise.
* t/python-too-old.sh: Likewise.
* t/python11.sh: Likewise.
* t/self-check-dir.tap: Likewise.
* t/self-check-report.sh: Likewise.
* t/self-check-seq.tap: Likewise.
* t/silent-configsite.sh: Likewise.
* t/suffix6c.sh: Likewise.
* t/tar-override.sh: Likewise.
* t/tests-environment-and-log-compiler.sh: Likewise.
* t/vala-configure.sh: Likewise.
* t/werror3.sh: Likewise.
* t/yflags-cmdline-override.sh: Likewise.
* t/yflags.sh: Likewise.
* t/yflags2.sh: Likewise.
Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>
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#! /bin/sh
# Copyright (C) 2011-2013 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Sanity check for the automake testsuite.
# Test subroutines to report warnings, and to signal failures, skips
# and hard errors.
unset stderr_fileno_
am_create_testdir=empty
. test-init.sh
set +e
exec 5>&1
(warn_ foobar) 2>&1 1>&5 | grep '^foobar$' || exit 1
(fail_ foo); test $? -eq 1 || exit 1
(fail_ foo) 2>&1 1>&5 | grep "^$me: failed test: foo" || exit 1
(skip_ foo); test $? -eq 77 || exit 1
(skip_ foo) 2>&1 1>&5 | grep "^$me: skipped test: foo" || exit 1
(fatal_ foo); test $? -eq 99 || exit 1
(fatal_ foo) 2>&1 1>&5 | grep "^$me: hard error: foo" || exit 1
(framework_failure_ foo); test $? -eq 99 || exit 1
(framework_failure_ foo) 2>&1 1>&5 \
| grep "^$me: set-up failure: foo" || exit 1
stderr_fileno_=6
(warn_ foobar) 6>&1 1>&5 | grep '^foobar$' || exit 1
(fail_ foo); test $? -eq 1 || exit 1
(fail_ foo) 6>&1 1>&5 | grep "^$me: failed test: foo" || exit 1
(skip_ foo); test $? -eq 77 || exit 1
(skip_ foo) 6>&1 1>&5 | grep "^$me: skipped test: foo" || exit 1
(fatal_ foo); test $? -eq 99 || exit 1
(fatal_ foo) 6>&1 1>&5 | grep "^$me: hard error: foo" || exit 1
(framework_failure_ foo); test $? -eq 99 || exit 1
(framework_failure_ foo) 6>&1 1>&5 \
| grep "^$me: set-up failure: foo" || exit 1
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