"RUBY"

RUBY LANGUAGE ONLY THE LAST PERSON DID IT IN C++ OR JAVA

Define a class called BookInStock which represents a book with an ISBN number (variable name => isbn), and price of the book as a floating-point number (variable name => price), as attributes.

Your first step is to create your getters and setters.he terminal window to test. Once everything is passing, upload your screenshot to this question.

Note: You should see "5 examples, 0 failures".

Code given

# Ruby Basics Part 3

class BookInStock # YOUR CODE HERE attr_reader :isbn, :price end

spec file

require 'rubybasics3.rb'

RSpec.configure do |config| config.filter_run_excluding :disabled => true end

describe "BookInStock" do it "should be defined" do expect { BookInStock }.not_to raise_error end

describe 'getters and setters' do before(:each) { @book = BookInStock.new('isbn1', 33.8) } it 'should set ISBN [10 points]' , points: 10 do expect(@book.isbn).to eq('isbn1') end it 'should set price [10 points]' , points: 10 do expect(@book.price).to eq(33.8) end it 'should be able to change ISBN [10 points]' , points: 10 do @book.isbn = 'isbn2' expect(@book.isbn).to eq('isbn2') end it 'should be able to change price [10 points]' , points: 10 do @book.price = 300.0 expect(@book.price).to eq(300.0) end end describe 'constructor', :disabled => true do it 'should reject invalid ISBN number [10 points]' , points: 10 do expect { BookInStock.new('', 25.00) }.to raise_error(ArgumentError) end it 'should reject zero price [10 points]' , points: 10 do expect { BookInStock.new('isbn1', 0) }.to raise_error(ArgumentError) end it 'should reject negative price [10 points]' , points: 10 do expect { BookInStock.new('isbn1', -5.0) }.to raise_error(ArgumentError) end end describe "#price_as_string", :disabled => true do it "should be defined" do expect(BookInStock.new('isbn1', 10)).to respond_to(:price_as_string) end it 'should display 33.95 as "$33.95" [10 points]' , points: 10 do expect(BookInStock.new('isbn11', 33.95).price_as_string).to eq('$33.95') end it "should display 1.1 as $1.10 [10 points]" , points: 10 do expect(BookInStock.new('isbn11', 1.1).price_as_string).to eq('$1.10') end it "should display 20 as $20.00 [10 points]" , points: 10 do expect(BookInStock.new('isbn11', 20).price_as_string).to eq('$20.00') end end

end