nvm/test/installation/install two versions and use the latest one

#!/bin/sh

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

. ../../nvm.sh

# Remove the stuff we're clobbering.
[ -e ../../v0.9.7 ] && rm -R ../../v0.9.7
[ -e ../../v0.9.12 ] && rm -R ../../v0.9.12

# Install from binary
nvm install 0.9.7 || die "'nvm install 0.9.7' failed"
nvm i 0.9.12 || die "'nvm i 0.9.12' failed"

# Check
[ -d ../../v0.9.7 ] || die "v0.9.7 didn't exist"
[ -d ../../v0.9.12 ] || die "v0.9.12 didn't exist"

# Use the first one
nvm use 0.9.7 || die "'nvm use 0.9.7' failed"

# Use the latest one
nvm use 0.9 || die "'nvm use 0.9' failed"
node --version | grep v0.9.12 || die "'node --version' was not v0.9.12, got: $(node --version)"