gistfile1.txt

class SchoolTest < MiniTest::Test

  def school
    @school
  end

  def setup
    @school = School.new
  end

  def test_an_empty_school
    assert_equal({}, school.db)
  end

  def test_add_student
    school.add("Aimee", 2)
    assert_equal({2 => ["Aimee"]}, school.db)
  end

  def test_add_more_students_in_same_class
    skip
    school.add("James", 2)
    school.add("Blair", 2)
    school.add("Paul", 2)
    assert_equal({2 => ["James", "Blair", "Paul"]}, school.db)
  end

  def test_add_students_to_different_grades
    skip
    school.add("Chelsea", 3)
    school.add("Logan", 7)
    assert_equal({3 => ["Chelsea"], 7 => ["Logan"]}, school.db)
  end
end

gistfile2.txt

class School
  attr_accessor :db

  def initialize
    @db = {}
  end

  def add(name, klass)
    db[klass] = [name]
  end

end