test

#!/usr/bin/env bash
## Tests for bcalc

## Create the debug directory if it doesn't exist.
if ! [ -d "./debug" ]; then mkdir debug; fi

## Common variables used for the tests.
exe="./bcalc"

macro() {
    local expected="${1}"
    local command="${exe} '${2}'"
    local result
    result="$(eval "${command}")"
    local debug_file="debug/${3}"

    if [ "${result}" == "${expected}" ]; then
        printf "%s\n" "GOOD -- ${4}"
    else
        eval "bash -x ${command} --debug" &> "${debug_file}"
        printf "BAD  -- The result of the test is \"${result}\", when it should be \"${expected}\".\n  (A debug file is available at '${debug_file}'.)\n"
    fi
}

## Run the tests.
macro "4" "(1+1)*2" "basic_paren_test-debug-output" "The basic parenthesis test has passed."
macro "16" "4^2" "basic_expon_test-debug-output" "The basic exponent test has passed."
macro "32" "16*2" "basic_multi_test-debug-output" "The basic multiplication test has passed."
macro "64" "128/2" "basic_divis_test-debug-output" "The basic division test has passed."
macro "128" "64+64" "basic_addit_test-debug-output" "The basic addition test has passed."
macro "256" "384-128" "basic_subtr_test-debug-output" "The basic subtraction test has passed."
macro "512" "(1256-500+500)*(1+1)" "basi_pemdas_test-debug-output" "The basic PEMDAS test has passed."
macro "1024" "(1256-500+500)*(1+1)*2" "bas_pemdas2_test-debug-output" "The second basic PEMDAS test has passed."
macro "Currently other notations are unsupported, please start with a number." " +11" "error_notat_test-debug-output" "The error test for notations passed."