Install node.js following the instructions here https://nodejs.org/en/download/
Open a terminal session and navigate to the tdd-tutorial directory and run npm install
You may need to install the grunt cli tool npm install -g grunt-cli
A number of dependencies should install on your machine when this is complete run grunt.
It the installation has been sucessful then you should see the following output.
Running "jshint:all" (jshint) task
>> 3 files lint free.
Running "jasmine:default" (jasmine) task
Testing jasmine specs via phantom
.
>> 1 spec in 0s.
0 failures
Done, without errors.In the same directory check you have 'ruby' installed
ruby -v should tell you the version
if not install it..
https://www.ruby-lang.org/en/documentation/installation/
then install cucumber
gem install cucumber