Toy Robot Simulator

• Application is a simulation of robot moving on square board.
• Program accepts series of defined commands according to which robot is moving.

Available commands

Available commands are PLACE X,Y,FACE, MOVE, LEFT, RIGHT, REPORT.

• PLACE X,Y,FACE defines first placement of robot and direction it is facing (NORTH, SOUTH, EAST, WEST).
• MOVE tell robot to move forward in direction it is facing.
• LEFT and RIGHT turns robot in specified direction without changing it's position.
• REPORT will announce position of robot and direction it is facing.

Robot cannot fall of the board so it will ignore every command leading to this.

Example of valid commands string:

PLACE 0,0,NORTH MOVE RIGHT MOVE MOVE RIGHT MOVE REPORT

It will place robot in lower left corner of board, move it and final position is 2,0,SOUTH.

Usage

Application is using rvm (ruby-2.4.1)

• Clone this repo:

git clone git@github.com:szymoniwacz/toy-robot.git

Go to app folder

• Install bundler gem:

gem install bundler

• Run application:

ruby lib/toy_robot_simulator.rb

• Run tests:

bundle exec rspec

• To excercise robot run:

bundle exec rake exercise_robot

Improvements

Application is ready to be easily improved. For example:

• Surface is a matrix and can take any dimensions.
• There can be any number of obstacles on the table (like rocks, holes etc.).
• Surface can be used by any number of robots at this same time.
• This application can be a start to develop a simple game.
• It is possible to add more commands and implement new behavior of robot.

License

The gem is available as open source under the terms of the MIT License.