fixed test cases and got them through a coverage tool
tree4b3f3c9fa8f111690ec1982896cb74f03d3889eb
-rw-r--r-- 586 LICENSE
-rw-r--r-- 4038 README
drwxr-xr-x - benchmarks
drwxr-xr-x - code
-rwxr-xr-x 674 debug.sh
drwxr-xr-x - muis
-rwxr-xr-x 38 peek.sh
drwxr-xr-x - problems
-rwxr-xr-x 692 run-test-on-test.sh
-rwxr-xr-x 245 test_codedir.sh
-rwxr-xr-x 648 test_supported.sh