seat_chart_spec.rb

require 'java'

import 'cis.SeatChart'
import 'cis.ArrayOutOfBoundsException'

describe SeatChart, "once created" do

  before(:each) do
    @chart = SeatChart.new
  end

  it "should have a capacity of 10" do
    @chart.get_max.should be 10
  end

  # SeatChart.reserve()

  it "should reserve seat 4" do
    @chart.reserve(4) 
    @chart.to_string.should eq '4'
  end

  it "should raise exception when reserving seat 22" do
    lambda{ @chart.reserve(22) }.should raise_error(java.lang.ArrayIndexOutOfBoundsException)
  end

  # SeatChart.release()

  it "should reserve and release seat 4" do
    @chart.reserve(4) 
    @chart.release(4) 
    @chart.to_string.should be_empty
  end

  it "should have printed 'invalid seat' message" do
    print "  >> "
    @chart.release(0)
  end

  it "should have printed 'not reserved' message" do
    print "  >> "
    @chart.release(4)
  end

  # SeatChart.available()

  it "should not be available" do
    @chart.reserve(4) 
    @chart.should_not be_available(4)
  end

  it "should be available" do
    @chart.should be_available(4)
  end

  it "should raise exception" do
    lambda{ @chart.available(22) }.should raise_error(ArrayOutOfBoundsException)
  end

  # SeatChart.isFull()

  it "should be empty" do
    @chart.should_not be_is_full
  end

  it "should not be full" do
    1.upto(4) {|n| @chart.reserve(n)}
    @chart.should_not be_is_full
  end

  it "should be full" do
    1.upto(@chart.get_max) {|n| @chart.reserve(n)}
    @chart.should be_is_full
  end

  # SeatChart.getMax()

  it "should report capacity" do
    @chart.get_max.should be 10
  end

  # seatChart.numTaken()

  it "should report 0 seats taken" do
    @chart.num_taken.should be 0
  end

  it "should report 4 seats taken" do
    1.upto(4) {|n| @chart.reserve(n)}
    @chart.num_taken.should be 4
  end

  # SeatChart.validSeat()

  it "should be valid seat 4" do
    @chart.should be_valid_seat(4) 
  end

  it "should not be valid seat 0" do
    @chart.should_not be_valid_seat(0) 
  end

  it "should not be valid seat 22" do
    @chart.should_not be_valid_seat(22) 
  end

  # SeatChart.equals()
  
  it "should equal SeatChart with default" do
    @chart.should be_equals(SeatChart.new)
  end
  
  it "should not equal SeatChart with other capacity" do
    @chart.should_not be_equals(SeatChart.new(6))
  end
  
  it "should not equal SeatChart with other reservations" do
    @chart.reserve(4) 
    @chart.should_not be_equals(SeatChart.new)
  end
  
  it "should not equal some other object" do
    @chart.should_not be_equals(String.new)
  end
  
  # SeatChart.toString()

  it "should report reservations to string" do
    1.upto(4) {|n| @chart.reserve(n)}
    @chart.to_string.should eq "1, 2, 3, 4"
  end

  # SeatChart.clearAll()

  it "should clear all reservations" do
    1.upto(4) {|n| @chart.reserve(n)}
    SeatChart.clear_all(@chart)
    @chart.num_taken.should be 0
  end

end

__END__

jruby -S rspec -fs spec/seat_chart_spec.rb

Java::Cis::SeatChart once created
  should have a capacity of 10
  should reserve seat 4
  should raise exception when reserving seat 22
  should reserve and release seat 4
  >> Sorry, invalid seat number
  should have printed 'invalid seat' message
  >> Seat not previously reserved
  should have printed 'not reserved' message
  should not be available
  should be available
  should raise exception
  should be empty
  should not be full
  should be full
  should report capacity
  should report 0 seats taken
  should report 4 seats taken
  should be valid seat 4
  should not be valid seat 0
  should not be valid seat 22
  should equal SeatChart with default
  should not equal SeatChart with other capacity
  should not equal SeatChart with other reservations
  should not equal some other object
  should report reservations to string
  should clear all reservations

Finished in 0.162 seconds
24 examples, 0 failures