1 jfindmain > jfindmain.out 2>&1
0 grep "found multiple (2) mains" jfindmain.out >/dev/null 2>&1
0 rm -rf *.class core *.out
# try bad jgo anyway
1 jgo "a b  c" Z "d  e f" > No_input.out 2>&1
0 grep "found multiple (2) mains" No_input.out >/dev/null 2>&1
0 rm -rf *.class core *.out
# try bad jgox anyway
1 jgox "a b  c" Z "d  e f" > No_input.out 2>&1
0 grep "found multiple (2) mains" No_input.out >/dev/null 2>&1
0 rm -rf *.class core *.out
