1 files changed, 114 insertions, 0 deletions
diff --git a/tests/execscript b/tests/execscript
new file mode 100644
index 0000000..3629c57
--- /dev/null
+++ b/tests/execscript
@@ -0,0 +1,114 @@
+export LC_ALL=C
+export LANG=C
+
+if [ $UID -eq 0 ]; then
+        echo "execscript: the test suite should not be run as root" >&2
+fi
+
+set -- one two three
+echo before exec1.sub: "$@"
+echo calling exec1.sub
+./exec1.sub aa bb cc dd ee
+echo after exec1.sub with args: $?
+./exec1.sub
+echo after exec1.sub without args: $?
+
+# set up a fixed path so we know notthere will not be found
+PATH=/usr/bin:/bin:/usr/local/bin:
+export PATH
+
+notthere
+echo $?
+
+# this is iffy, since the error messages may vary from system to system
+# and /tmp might not exist
+ln -s ${THIS_SH} /tmp/bash 2>/dev/null
+if [ -f /tmp/bash ]; then
+	/tmp/bash notthere
+else
+	${THIS_SH} notthere
+fi
+echo $?
+rm -f /tmp/bash
+
+# /bin/sh should be there on all systems
+${THIS_SH} /bin/sh
+echo $?
+
+# try executing a directory
+/
+echo $?
+
+${THIS_SH} /
+echo $?
+
+# try sourcing a directory
+. /
+echo $?
+
+# try sourcing a binary file -- post-2.04 versions don't do the binary file
+# check, and will probably fail with `command not found', or status 127
+# bash-4.1 and later check for 256 NUL characters and fail as binary files
+# if there are more than that, it's probably binary
+. ${THIS_SH} 2>/dev/null
+echo $?
+
+# post-bash-2.05 versions allow sourcing non-regular files
+. /dev/null
+echo $?
+
+# kill two birds with one test -- test out the BASH_ENV code
+echo echo this is bashenv > /tmp/bashenv
+export BASH_ENV=/tmp/bashenv
+${THIS_SH} ./exec3.sub
+rm -f /tmp/bashenv
+unset BASH_ENV
+
+# we're resetting the $PATH to empty, so this should be last
+PATH=
+
+notthere
+echo $?
+
+command notthere
+echo $?
+
+command -p notthere
+echo $?
+
+# but -p should guarantee that we find all the standard utilities, even
+# with an empty or unset $PATH
+command -p sh -c 'echo this is $0'
+unset PATH
+command -p sh -c 'echo this is $0'
+
+# a bug in bash before bash-2.01 caused PATH to be set to the empty string
+# when command -p was run with PATH unset
+echo ${PATH-unset}
+
+echo "echo ok" | ${THIS_SH} -t
+
+${THIS_SH} ./exec2.sub
+echo $?
+
+${THIS_SH} ./exec4.sub
+
+# try exec'ing a command that cannot be found in $PATH
+${THIS_SH} ./exec5.sub
+
+# this was a bug in bash versions before bash-2.04
+${THIS_SH} -c 'cat </dev/null | cat >/dev/null' >&-
+
+# checks for proper return values in subshell commands with inverted return
+# values
+
+${THIS_SH} ./exec6.sub
+
+# checks for properly deciding what constitutes an executable file
+${THIS_SH} ./exec7.sub
+
+${THIS_SH} -i ./exec8.sub
+
+true | `echo true` &
+
+echo after