diff --git a/vagrant/provision.sh b/vagrant/provision.sh
index 42c6c4b..06fc0d7 100644
--- a/vagrant/provision.sh
+++ b/vagrant/provision.sh
@@ -10,10 +10,21 @@ else
   curl -sS https://getcomposer.org/installer | php -- --filename=composer --install-dir=/usr/local/bin
 fi
 
+# Install Python dependencies
 pip install sphinx sphinx_rtd_theme
 
+# Install Composer dependencies
 composer --working-dir=/vagrant install
 
+# Run the unit tests.
+cd /vagrant
+vendor/bin/phpunit
+
+# Build the documentation.
+cd /vagrant/docs
+make clean && make html
+
+# Drop the user into the /vagrant directory on log in and dislay a message.
 if ! grep /home/vagrant/.bashrc -e "cd /vagrant" &> /dev/null ; then
   echo "cd /vagrant" >> /home/vagrant/.bashrc
   echo "cat /vagrant/vagrant/log-in-message.txt" >> /home/vagrant/.bashrc