Bash assertions

gistfile1.sh

ASSERT_COUNTER=0
ASSERT_FAIL_COUNTER=0

assert_equal() {
  let ASSERT_COUNTER=ASSERT_COUNTER+1
  if [ "$1" != "$2" ]; then
    let ASSERT_FAIL_COUNTER=ASSERT_FAIL_COUNTER+1
    echo "Expecting '$1' got '$2'"
  fi
}

assert_file_line() {
  assert_equal "$1"  "`head -$2 $3 | tail -1`"
}

print_results() {
  echo "Ran $ASSERT_COUNTER tests with $ASSERT_FAIL_COUNTER failures"
  if [ "$ASSERT_FAIL_COUNTER" -ne "0" ]; then
    echo "UNIT TESTS FAILED"
  else
    echo "UNIT TESTS PASSED"
  fi
}