Initial commit

Rakefile

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+require 'rake'
+require 'rake/testtask'
+
+task :default => [:test]
+
+desc 'Run all unit, functional and integration tests'
+task :test do
+  errors = %w(test:units test:functionals test:integration).collect do |task|
+    begin
+      Rake::Task[task].invoke
+      nil
+    rescue => e
+      task
+    end
+  end.compact
+  abort "Errors running #{errors}!" if errors.any?
+end
+
+namespace :test do
+  Rake::TestTask.new(:units) do |t|
+    t.libs << "test"
+    t.pattern = 'test/unit/**/*_test.rb'
+    t.verbose = true
+  end
+  Rake::Task['test:units'].comment = "Run the unit tests in test/unit"
+
+  Rake::TestTask.new(:functionals) do |t|
+    t.libs << "test"
+    t.pattern = 'test/functional/**/*_test.rb'
+    t.verbose = true
+  end
+  Rake::Task['test:functionals'].comment = "Run the functional tests in test/functional"
+
+  Rake::TestTask.new(:integration) do |t|
+    t.libs << "test"
+    t.pattern = 'test/integration/**/*_test.rb'
+    t.verbose = true
+  end
+  Rake::Task['test:integration'].comment = "Run the integration tests in test/integration"
+end

go_fish

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+#!/usr/bin/env ruby
+require File.dirname(__FILE__) + '/go_fish'
+
+puts GoFish.fish_today?

go_fish.rb

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+class GoFish
+
+  @@positive_response   = "Go fish"
+  @@negative_response   = "Hack"
+  @@fishing_forecaster  = ""
+
+  def self.positive_response
+    @@positive_response
+  end
+
+  def self.positive_response=(response)
+    @@positive_response = response
+  end
+
+  def self.negative_response
+    @@negative_response
+  end
+
+  def self.negative_response=(response)
+    @@negative_response = response
+  end
+
+  def self.fishing_forecaster
+    @@fishing_forecaster
+  end
+
+  def self.fishing_forecaster=(forecaster)
+    @@fishing_forecaster = forecaster
+  end
+
+  def self.fish_today?
+    fishing_forecaster.fishibility >= 0.5 ? positive_response : negative_response
+  end
+
+end

test/test_helper.rb

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+require 'rubygems'
+require 'test/unit'
+require 'mocha'
+
+require File.dirname(__FILE__) + '/../go_fish'

test/unit/go_fish_test.rb

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+require File.dirname(__FILE__) + '/../test_helper'
+
+class GoFishTest < Test::Unit::TestCase
+
+  def setup
+    assert @positive_response = GoFish.positive_response
+    assert @negative_response = GoFish.negative_response
+    assert_not_equal @positive_response, @negative_response
+  end
+
+  def teardown
+  end
+
+  def test_lt_50_percent_fishibility
+    fishibility = 0.49
+    GoFish.fishing_forecaster = stub(:fishibility => fishibility)
+    assert_negative_response GoFish.fish_today?
+  end
+
+  def test_eq_50_percent_fishibility
+    fishibility = 0.50
+    GoFish.fishing_forecaster = stub(:fishibility => fishibility)
+    assert_positive_response GoFish.fish_today?
+  end
+
+  def test_gt_50_percent_fishibility
+    fishibility = 0.51
+    GoFish.fishing_forecaster = stub(:fishibility => fishibility)
+    assert_positive_response GoFish.fish_today?
+  end
+
+  def test_fishing_forecaster_getter_setter
+    fishing_forecaster = dummy_object
+    assert_not_equal fishing_forecaster, GoFish.fishing_forecaster
+    GoFish.fishing_forecaster = fishing_forecaster
+    assert_equal fishing_forecaster, GoFish.fishing_forecaster
+  end
+
+  def test_positive_response_getter_setter
+    response = 'yes'
+    assert_not_equal response, GoFish.positive_response
+    GoFish.positive_response = response
+    assert_equal response, GoFish.positive_response
+  end
+
+  def test_negative_response_getter_setter
+    response = 'no'
+    assert_not_equal response, GoFish.negative_response
+    GoFish.negative_response = response
+    assert_equal response, GoFish.negative_response
+  end
+
+private
+
+  def dummy_object
+    Object.new
+  end
+
+  def assert_positive_response(response)
+    assert_equal @positive_response, response
+  end
+
+  def assert_negative_response(response)
+    assert_equal @negative_response, response
+  end
+
+end