Add Vagrant configuration.

capybara-webkit has various development dependencies which can be a little
cumbersome to manage. With vagrant they can all be nicely bundled up in a VM and
installed automatically.

.gitignore

@@ -18,3 +18,4 @@ tmp
 .rvmrc
 src/debug
 webkit_server.pro.user
+.vagrant

CONTRIBUTING.md

@@ -1,13 +1,24 @@
 We love pull requests. Here's a quick guide:
 
-Dependencies
+## Dependencies
 
 Some of the tests depend on the `identify` command that comes with Imagemagick.
-Imagemagick can be installed via [homebrew](http://mxcl.github.com/homebrew/).
+Imagemagick can be installed via [homebrew](http://mxcl.github.com/homebrew/) on
+Mac OS X:
 
     brew install imagemagick
 
-Contributing
+If you prefer, you can use a [Vagrant](http://www.vagrantup.com/) virtual
+machine. The Vagrantfile in the capybara-webkit repository will get you up and
+running with all the development dependencies:
+
+    gem install vagrant
+    vagrant up
+    vagrant ssh
+    cd /vagrant
+    rake
+
+## Contributing
 
 1. Fork the repo.
 

Vagrantfile

@@ -0,0 +1,7 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+Vagrant::Config.run do |config|
+  config.vm.box = "precise32"
+  config.vm.provision :shell, :path => 'vagrant_setup.sh'
+end

vagrant_setup.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+
+export DISPLAY=:99
+
+apt-get -y update
+apt-get -y install ruby1.9.1-dev
+
+if [ -z `which make` ]; then apt-get -y install build-essential; fi
+if [ -z `which qmake` ]; then apt-get -y install libqt4-dev libicu48; fi
+if [ -z `which git` ]; then apt-get -y install git-core; fi
+if [ -z `which xml2-config` ]; then apt-get -y install libxml2-dev; fi
+if [ -z `which xslt-config` ]; then apt-get -y install libxslt-dev; fi
+if [ -z `which convert` ]; then apt-get -y install imagemagick; fi
+if [ -z `which firefox` ]; then apt-get -y install firefox; fi
+
+if [ -z `which bundle` ];
+then
+  gem install bundler
+  cd /vagrant
+  bundle
+fi
+
+if [ ! -f /etc/init.d/xvfb ];
+then
+  apt-get -y install xvfb
+  echo "export DISPLAY=${DISPLAY}" >> /home/vagrant/.bashrc
+  tee /etc/init.d/xvfb <<-EOF
+    #!/bin/bash
+
+    XVFB=/usr/bin/Xvfb
+    XVFBARGS="\$DISPLAY -ac -screen 0 1024x768x16"
+    PIDFILE=\${HOME}/xvfb_\${DISPLAY:1}.pid
+    case "\$1" in
+      start)
+        echo -n "Starting virtual X frame buffer: Xvfb"
+        /sbin/start-stop-daemon --start --quiet --pidfile \$PIDFILE --make-pidfile --background --exec \$XVFB -- \$XVFBARGS
+        echo "."
+        ;;
+      stop)
+        echo -n "Stopping virtual X frame buffer: Xvfb"
+        /sbin/start-stop-daemon --stop --quiet --pidfile \$PIDFILE
+        echo "."
+        ;;
+      restart)
+        \$0 stop
+        \$0 start
+        ;;
+      *)
+        echo "Usage: /etc/init.d/xvfb {start|stop|restart}"
+        exit 1
+    esac
+    exit 0
+EOF
+
+  chmod +x /etc/init.d/xvfb
+fi
+
+/etc/init.d/xvfb start