#!/usr/bin/env bats load bats-extra # local version: 2.0.0.1 # bash-specific test: Input validation, lower-casing # Random key cipher" @test "Can generate a random key" { #[[ $BATS_RUN_SKIPPED == "true" ]] || skip run gawk -f simple-cipher.awk assert_success key=$output assert [ "${#key}" -ge 100 ] # at least 100 chars [[ "$key" =~ ^[[:lower:]]+$ ]] # only lowercase letters } @test "Can encode random" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip run gawk -f simple-cipher.awk assert_success key=$output plaintext="aaaaaaaaaa" run gawk -v key="$key" -v type=encode -f simple-cipher.awk <<< "$plaintext" assert_success assert_equal "${#output}" 10 assert_output "${key:0:10}" } @test "Can decode random" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip run gawk -f simple-cipher.awk assert_success key=$output plaintext="aaaaaaaaaa" run gawk -v key="$key" -v type=decode -f simple-cipher.awk <<< "${key:0:10}" assert_success assert_equal "${#output}" 10 assert_output "$plaintext" } @test "Is reversible random" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip run gawk -f simple-cipher.awk assert_success key=$output plaintext="abcdefghij" run gawk -v key="$key" -v type=encode -f simple-cipher.awk <<< "$plaintext" assert_success encoded=$output run gawk -v key="$key" -v type=decode -f simple-cipher.awk <<< "$encoded" assert_success assert_output "$plaintext" } # Substitution cipher @test "Can encode" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip key=abcdefghij txt=aaaaaaaaaa run gawk -v key="$key" -v type=encode -f simple-cipher.awk <<< "$txt" assert_success assert_output "$key" } @test "Can decode" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip key=abcdefghij txt=abcdefghij exp=aaaaaaaaaa run gawk -v key="$key" -v type=decode -f simple-cipher.awk <<< "$txt" assert_success assert_output "$exp" } @test "Is reversible" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip key=abcdefghij txt=abcdefghij exp=abcdefghij run gawk -v key="$key" -v type=encode -f simple-cipher.awk <<< "$txt" assert_success encoded=$output run gawk -v key="$key" -v type=decode -f simple-cipher.awk <<< "$encoded" assert_success assert_output "$exp" } @test "Can double shift encode" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip key=iamapandabear txt=iamapandabear exp=qayaeaagaciai run gawk -v key="$key" -v type=encode -f simple-cipher.awk <<< "$txt" assert_success assert_output "$exp" } @test "Can wrap on encode" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip key=abcdefghij txt=zzzzzzzzzz exp=zabcdefghi run gawk -v key="$key" -v type=encode -f simple-cipher.awk <<< "$txt" assert_success assert_output "$exp" } @test "Can wrap on decode" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip key=abcdefghij txt=zabcdefghi exp=zzzzzzzzzz run gawk -v key="$key" -v type=decode -f simple-cipher.awk <<< "$txt" assert_success assert_output "$exp" } @test "Can encode messages longer than the key" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip key=abc txt=iamapandabear exp=iboaqcnecbfcr run gawk -v key="$key" -v type=encode -f simple-cipher.awk <<< "$txt" assert_success assert_output "$exp" } @test "Can decode messages longer than the key" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip key=abc txt=iboaqcnecbfcr exp=iamapandabear run gawk -v key="$key" -v type=decode -f simple-cipher.awk <<< "$txt" assert_success assert_output "$exp" } @test "plaintext is lowercased" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip run gawk -v key=b -v type=encode -f simple-cipher.awk <<< FOOBAR assert_success assert_output "gppcbs" } @test "ciphertext is lowercased" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip run gawk -v key=b -v type=decode -f simple-cipher.awk <<< GPPCBS assert_success assert_output "foobar" } # errors @test "key must be lowercase" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip run gawk -v key=ABC -v type=encode -f simple-cipher.awk <<< foo assert_failure assert_output --partial "invalid key" } @test "key must be letters" { [[ $BATS_RUN_SKIPPED == "true" ]] || skip run gawk -v key=123 -v type=encode -f simple-cipher.awk <<< foo assert_failure assert_output --partial "invalid key" }