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-rw-r--r--tests/lastpipe.tests74
1 files changed, 74 insertions, 0 deletions
diff --git a/tests/lastpipe.tests b/tests/lastpipe.tests
new file mode 100644
index 0000000..f9d669d
--- /dev/null
+++ b/tests/lastpipe.tests
@@ -0,0 +1,74 @@
+# 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/>.
+#
+binfalse()
+{
+ $binfalse || return 1 # normalize return value
+}
+
+if [ -x /usr/bin/true ]; then
+ bintrue=/usr/bin/true
+elif [ -x /bin/true ]; then
+ bintrue=/bin/true
+else
+ bintrue=true
+fi
+if [ -x /usr/bin/false ]; then
+ binfalse=/usr/bin/false
+elif [ -x /bin/false ]; then
+ binfalse=/bin/false
+else
+ binfalse=false
+fi
+
+shopt -s lastpipe
+
+unset foo bar
+echo a b c | read foo
+echo after 1: foo = $foo
+
+unset tot
+declare -i tot
+printf "%d\n" 1 2 3 | while read foo; do tot+=$foo; done
+echo after 2: tot = $tot
+
+unset bar
+echo g h i | bar=7
+echo after: $bar
+
+unset foo last
+printf "%s\n" a b c | while read foo; do last=$foo; done
+echo last = $last
+
+exit 142 | false
+echo $? -- ${PIPESTATUS[@]}
+
+true | false | $bintrue
+echo $? -- ${PIPESTATUS[@]}
+
+true | $bintrue | false
+echo $? -- ${PIPESTATUS[@]}
+
+set -o pipefail
+true | $bintrue | false
+echo $? -- ${PIPESTATUS[@]}
+
+true | binfalse | true
+echo $? -- ${PIPESTATUS[@]}
+set +o pipefail
+
+${THIS_SH} ./lastpipe1.sub
+echo lastpipe1.sub returns $?
+
+${THIS_SH} ./lastpipe2.sub
+${THIS_SH} ./lastpipe3.sub