Test::Unit example

test_unit.rb

require "test/unit"

class ObjectiveFailure
  def valid?
    false
  end

  def children
    ['ted']
  end

  def name
    nil
  end
end

class MyTest < Test::Unit::TestCase
  def setup
    @object = ObjectiveFailure.new
  end

  # Fake test
  test "test_new_object_is_valid" do
    assert @object.valid?
  end

  def test_new_object_has_three_children
    assert_equal 3, @object.children.length
  end

  def test_name_should_equal_barry
    assert_equal "barry", @object.name
  end

  def test_amelia_in_children
    assert @object.children.include?('amelia')
    assert @object.children.include('ted')
  end
end

#  Started
#  F
#
#  Failure:
#  test: test_new_object_is_valid(MyTest) [/Users/russ/RubymineProjects/testy/test/unit/my_test.rb:24]:
#  <false> is not true.
#
#  F
#
#  Failure:
#  test_amelia_in_children(MyTest) [/Users/russ/RubymineProjects/testy/test/unit/my_test.rb:36]:
#  <false> is not true.
#
#  F
#
#  Failure:
#  test_name_should_equal_barry(MyTest) [/Users/russ/RubymineProjects/testy/test/unit/my_test.rb:32]:
#  <"barry"> expected but was
#  <nil>
#
#  diff:
#  ? "barry"
#  ? nil
#
#  F
#
#  Failure:
#  test_new_object_has_three_children(MyTest) [/Users/russ/RubymineProjects/testy/test/unit/my_test.rb:28]:
#  <3> expected but was
#  <0>
#
#  diff:
#  ? 3
#  ? 0
#
#
#  Finished in 0.020596 seconds.
#
#  4 tests, 4 assertions, 4 failures, 0 errors, 0 pendings, 0 omissions, 0 notifications
#  0% passed