#!/bin/sh

die () { echo $@ ; cleanup ; exit 1; }

cleanup() {
  rm -rf .nvmrc
}

. ../../nvm.sh

# Use a known different version, first.
nvm install v5.6.0 >/dev/null 2>/dev/null
nvm use v5.6.0 >/dev/null 2>/dev/null

# Verify we're using the version we think.
OUTPUT="$(nvm current)"
EXPECTED_OUTPUT="v5.6.0"
[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
  || die "Expected nvm to be using version $EXPECTED_OUTPUT, but 'nvm current' said $OUTPUT"

# Write out .nvmrc with windows line-endings.
printf 'v5.5.0\r\n' > .nvmrc

nvm install >/dev/null 2>/dev/null
EXIT_CODE=$?
[ "_$EXIT_CODE" = "_0" ] \
  || die "Expected 'nvm install' to return a successful exit code; got $EXIT_CODE"

nvm use >/dev/null 2>/dev/null
EXIT_CODE=$?
[ "_$EXIT_CODE" = "_0" ] \
  || die "Expected 'nvm use' to return a successful exit code; got $EXIT_CODE"

OUTPUT="$(nvm current)"
EXPECTED_OUTPUT="v5.5.0"
[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
  || die "Expected nvm to be using version $EXPECTED_OUTPUT from .nvmrc, but 'nvm current' said $OUTPUT"

cleanup