Add test cases

Author: ryuichiueda

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "sush"
-version = "0.5.4"
+version = "0.5.5"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

test/test.bash

@@ -1353,6 +1353,12 @@ res=$($com <<< 'set -e ; false || false ; echo NG')
 res=$($com <<< 'set -e ; while false ; do echo NG ; done ; echo OK')
 [ "$res" == "OK" ] || err $LINENO
 
+res=$($com <<< 'set -o pipefail; ls aaaa | false | true')
+[ "$?" == "1" ] || err $LINENO
+
+res=$($com <<< 'set -o pipefail; set -e; false | true ; echo NG')
+[ "$res" == "" ] || err $LINENO
+
 ### JOB TEST ###
 
 res=$($com <<< 'sleep 1 & sleep 2 & sleep 3 & jobs')