11.txt

$ rspec
F

Failures:

1) Person compares birthdays
Failure/Error: joe.birthday.should == jon.birthday
expected: "7/6/1986"
got: "5/6/1986" (using ==)
# ./spec/person_spec.rb:9:in `block (2 levels) in'

Finished in 0.00053 seconds
1 example, 1 failure

Failed examples:

rspec ./spec/person_spec.rb:5 # Person compares birthdays

12.rb

class Person
  attr_accessor :name, :birthday

  Birthday = Struct.new(:day, :month, :year)

  def initialize(opts = {})
    @name = opts[:name]
    @birthday = Birthday.new(opts[:day], opts[:month], opts[:year])
  end
end

13.txt

$ rspec
F

Failures:

1) Person compares birthdays
Failure/Error: joe.birthday.should == jon.birthday
expected: #
got: # (using ==)
Diff:
@@ -1,2 +1,2 @@
-#
+#
# ./spec/person_spec.rb:9:in `block (2 levels) in'

Finished in 0.00092 seconds
1 example, 1 failure

Failed examples:

rspec ./spec/person_spec.rb:5 # Person compares birthdays