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#!/bin/sh cleanup () { unset -f nvm_compute_checksum } die () { echo "$@" ; cleanup ; exit 1; } \. ../../../nvm.sh set -ex nvm_compute_checksum() { echo } set +x OUTPUT="$(nvm_compare_checksum 2>&1 >/dev/null || echo)" EXIT_CODE="$(nvm_compare_checksum >/dev/null 2>&1 || echo $?)" set -x EXPECTED_OUTPUT='Provided file to checksum is empty.' [ "${OUTPUT}" = "${EXPECTED_OUTPUT}" ] || die "expected >${EXPECTED_OUTPUT}<, got >${OUTPUT}<" [ "${EXIT_CODE}" = 4 ] || die "expected to exit with code 4, got ${EXIT_CODE}" set +x OUTPUT="$(nvm_compare_checksum foo 2>&1 >/dev/null || echo)" EXIT_CODE="$(nvm_compare_checksum foo >/dev/null 2>&1 || echo $?)" set -x EXPECTED_OUTPUT='Provided file to checksum does not exist.' [ "${OUTPUT}" = "${EXPECTED_OUTPUT}" ] || die "expected >${EXPECTED_OUTPUT}<, got >${OUTPUT}<" [ "${EXIT_CODE}" = 3 ] || die "expected to exit with code 3, got ${EXIT_CODE}" set +x OUTPUT="$(nvm_compare_checksum ../../../nvm.sh 2>&1 >/dev/null || echo)" EXIT_CODE="$(nvm_compare_checksum ../../../nvm.sh >/dev/null 2>&1 || echo $?)" set -x EXPECTED_OUTPUT='Provided checksum to compare to is empty.' [ "${OUTPUT}" = "${EXPECTED_OUTPUT}" ] || die "expected >${EXPECTED_OUTPUT}<, got >${OUTPUT}<" [ "${EXIT_CODE}" = 2 ] || die "expected to exit with code 2, got ${EXIT_CODE}" set +x OUTPUT="$(nvm_compare_checksum ../../../nvm.sh checksum 2>&1 >/dev/null)" EXIT_CODE="$(nvm_compare_checksum ../../../nvm.sh checksum >/dev/null 2>&1 ; echo $?)" set -x EXPECTED_OUTPUT="Computed checksum of '../../../nvm.sh' is empty. WARNING: Continuing *without checksum verification*" [ "${OUTPUT}" = "${EXPECTED_OUTPUT}" ] || die "expected >${EXPECTED_OUTPUT}<, got >${OUTPUT}<" [ "${EXIT_CODE}" = 0 ] || die "expected to exit with code 0, got ${EXIT_CODE}" nvm_compute_checksum() { echo "not checksum: ${1}" } set +x OUTPUT="$(nvm_compare_checksum ../../../nvm.sh checksum 2>&1 >/dev/null || echo)" EXIT_CODE="$(nvm_compare_checksum ../../../nvm.sh checksum >/dev/null 2>&1 || echo $?)" set -x EXPECTED_OUTPUT="Checksums do not match: 'not checksum: ../../../nvm.sh' found, 'checksum' expected." [ "${OUTPUT}" = "${EXPECTED_OUTPUT}" ] || die "expected >${EXPECTED_OUTPUT}<, got >${OUTPUT}<" [ "${EXIT_CODE}" = 1 ] || die "expected to exit with code 1, got ${EXIT_CODE}" nvm_compute_checksum() { echo checksum } set +x OUTPUT="$(nvm_compare_checksum ../../../nvm.sh checksum 2>&1 >/dev/null)" EXIT_CODE="$(nvm_compare_checksum ../../../nvm.sh checksum >/dev/null 2>&1; echo $?)" set -x EXPECTED_OUTPUT='Checksums matched!' [ "${OUTPUT}" = "${EXPECTED_OUTPUT}" ] || die "expected >${EXPECTED_OUTPUT}<, got >${OUTPUT}<" [ "${EXIT_CODE}" = 0 ] || die "expected to exit with code 0, got ${EXIT_CODE}" cleanup