vendor/plugins/rspec/examples/stories/game-of-life/behaviour/examples/game_behaviour.rb

     1require 'life'
     2
     3describe Game do
     4  it 'should have a grid' do
     5    # given
     6    game = Game.new(5, 5)
     7    
     8    # then
     9    game.grid.should be_kind_of(Grid)
    10  end
    11  
    12  it 'should create a cell' do
    13    # given
    14    game = Game.new(2, 2)
    15    expected_grid = Grid.from_string( 'X. ..' )
    16    
    17    # when
    18    game.create_at(0, 0)
    19    
    20    # then
    21    game.grid.should == expected_grid
    22  end
    23  
    24  it 'should destroy a cell' do
    25    # given
    26    game = Game.new(2,2)
    27    game.grid = Grid.from_string('X. ..')
    28    
    29    # when
    30    game.destroy_at(0,0)
    31    
    32    # then
    33    game.grid.should == Grid.from_string('.. ..')
    34  end
    35end