tests: First pass on making unit tests work again. - Fix all imports - Add more helper functions to work with mock file-systems - Simplify some code by running chef directly on the mock FS - Fix a couple tests

#!/bin/sh

CHEF_DIR=`dirname $0`
if `hash readlink 2>&-`; then
    LINKED_EXE=`readlink $0`
    if [ -n "$LINKED_EXE" ]; then
        CHEF_DIR=`dirname $LINKED_EXE`
    fi
fi
python $CHEF_DIR/../chef.py $@