A test script for https://github.com/rails/rails/pull/10114

test-relative-url-root-with-static-content.sh

#!/bin/bash

# Initialize
RAILS_BASE=/tmp/rails
APP_NAME=foo
WAIT_TIME=2
set -e -o verbose -o xtrace

# Display system info
lsb_release -a
uname -a
ruby -v
gem -v

# Reset and setup Rails
rm -rf $RAILS_BASE
mkdir -p $RAILS_BASE/gem
export GEM_HOME=$RAILS_BASE/gem
export PATH=$GEM_HOME/bin:/bin:/sbin:/usr/bin:/usr/sbin
gem install rails --no-ri --no-rdoc
cd $RAILS_BASE
rails new $APP_NAME
cd $APP_NAME

# Configure relative URL root support in Rails routing
head -n1 config/routes.rb > config/routes.rb.new
echo "scope (Rails.application.config.relative_url_root || '/') do" >> config/routes.rb.new
tail -n+2 config/routes.rb >> config/routes.rb.new
echo "end" >> config/routes.rb.new
mv config/routes.rb.new config/routes.rb

# Development mode, no root URL -> works ok
RAILS_ENV=development rails server -d
sleep $WAIT_TIME
wget http://127.0.0.1:3000 -O /dev/stdout | grep '<title>'
kill -9 `cat tmp/pids/server.pid`

# Production mode, no root URL -> returns 404 because static files not served in production mode
RAILS_ENV=production rails server -d
sleep $WAIT_TIME
wget http://127.0.0.1:3000 -O /dev/stdout | grep '<title>' || true
kill -9 `cat tmp/pids/server.pid`

# Development mode, root URL set -> doesn't work, returns 404 even though should return the content of public/index.html
RAILS_ENV=development RAILS_RELATIVE_URL_ROOT=/$APP_NAME rails server -d
sleep $WAIT_TIME
wget http://127.0.0.1:3000/$APP_NAME/ -O /dev/stdout | grep '<title>' || true
kill -9 `cat tmp/pids/server.pid`

# Production mode, root URL set -> returns 404 because static files not served in production mode
RAILS_ENV=production RAILS_RELATIVE_URL_ROOT=/$APP_NAME rails server -d
sleep $WAIT_TIME
wget http://127.0.0.1:3000/$APP_NAME/ -O /dev/stdout | grep '<title>' || true
kill -9 `cat tmp/pids/server.pid`