diff options
Diffstat (limited to 'tests/misc/env')
-rwxr-xr-x | tests/misc/env | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/tests/misc/env b/tests/misc/env new file mode 100755 index 000000000..a3d435b48 --- /dev/null +++ b/tests/misc/env @@ -0,0 +1,116 @@ +#!/bin/sh +# Verify behavior of env. + +# Copyright (C) 2009 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 3 of the License, 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/>. + + +if test "$VERBOSE" = yes; then + set -x + env --version +fi + +. $srcdir/test-lib.sh + +fail=0 + +# Verify clearing the environment +a=1 +export a +env - > out || fail=1 +test -s out && fail=1 +env -i > out || fail=1 +test -s out && fail=1 +env -u a -i -u a -- > out || fail=1 +test -s out && fail=1 +env -i -- a=b > out || fail=1 +echo a=b > exp || framework_failure +compare exp out || fail=1 + +# These tests verify exact status of internal failure. +env --- # unknown option +test $? = 125 || fail=1 +env -u # missing option argument +test $? = 125 || fail=1 +env sh -c 'exit 2' # exit status propagation +test $? = 2 || fail=2 +env . # invalid command +test $? = 126 || fail=1 +env ... # no such command +test $? = 127 || fail=1 + +# Cygwin requires a minimal environment to launch new processes, so a +# subsequent env will show more than just what we set. Hence, it is +# more portable to grep that our desired changes took place. +if env | grep '^ENV_TEST' >/dev/null ; then + skip_test_ "environment has potential interference from ENV_TEST*" +fi + +ENV_TEST1=a +export ENV_TEST1 +: >out || framework_failure +env ENV_TEST2= > all || fail=1 +grep '^ENV_TEST' all | LC_ALL=C sort >> out || framework_failure +env -u ENV_TEST1 ENV_TEST3=c > all || fail=1 +grep '^ENV_TEST' all | LC_ALL=C sort >> out || framework_failure +env ENV_TEST1=b > all || fail=1 +grep '^ENV_TEST' all | LC_ALL=C sort >> out || framework_failure +env ENV_TEST2= env > all || fail=1 +grep '^ENV_TEST' all | LC_ALL=C sort >> out || framework_failure +env -u ENV_TEST1 ENV_TEST3=c env > all || fail=1 +grep '^ENV_TEST' all | LC_ALL=C sort >> out || framework_failure +env ENV_TEST1=b env > all || fail=1 +grep '^ENV_TEST' all | LC_ALL=C sort >> out || framework_failure +cat <<EOF >exp || framework_failure +ENV_TEST1=a +ENV_TEST2= +ENV_TEST3=c +ENV_TEST1=b +ENV_TEST1=a +ENV_TEST2= +ENV_TEST3=c +ENV_TEST1=b +EOF +compare exp out || fail=1 + +# Use -- to end arguments. +cat <<EOF >./-i || framework_failure +#!/bin/sh +echo pass +EOF +chmod +x ./-i || framework_failure +case `env -i PATH="$PATH" echo good` in + good) ;; + *) fail=1 ;; +esac +case `env -- -i PATH="$PATH" echo fail` in + pass) ;; + *) fail=1 ;; +esac + +# FIXME - POSIX does not allow this; decide what we want to do +# cat <<EOF >./c=d || framework_failure +# #!/bin/sh +# echo pass +# EOF +# chmod +x c=d || framework_failure +# test "x`env c=d echo fail`" = xfail || fail=1 +# test "x`env -- c=d echo fail`" = xpass || fail=1 + +# FIXME - decide whether we like this behavior +# test `env -i -u a=b` = a=b || fail=1 +# env -u '' true || fail=1 + +Exit $fail |