Initial commit

.rspec

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+--color
+--require spec_helper

.ruby-version

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+2.2.0

Gemfile

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+source 'https://rubygems.org'
+
+ruby '2.2.0'
+
+gem 'rspec'

Gemfile.lock

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+GEM
+  remote: https://rubygems.org/
+  specs:
+    diff-lcs (1.2.5)
+    rspec (3.2.0)
+      rspec-core (~> 3.2.0)
+      rspec-expectations (~> 3.2.0)
+      rspec-mocks (~> 3.2.0)
+    rspec-core (3.2.3)
+      rspec-support (~> 3.2.0)
+    rspec-expectations (3.2.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.2.0)
+    rspec-mocks (3.2.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.2.0)
+    rspec-support (3.2.2)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  rspec

spec/problem-2.rb

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+require_relative 'spec_helper'
+require_relative '../solutions/solution-2'
+
+describe 'Even Fibonacci numbers' do
+  it 'works for the first ten Fibonacci numbers' do
+    expect(solution_2(90)).to eq(44)
+  end
+
+  it 'works for the known answer' do
+    expect(solution_2(4000000)).to eq(4613732)
+  end
+end

spec/problem-3.rb

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+require_relative 'spec_helper'
+require_relative '../solutions/solution-3'
+
+describe 'Largest prime factor' do
+  it 'works for the given example' do
+    expect(solution_3(13195)).to eq(29)
+  end
+
+  it 'works for the known answer' do
+    expect(solution_3(600851475143)).to eq(6857)
+  end
+end

spec/problem-4.rb

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+require_relative 'spec_helper'
+require_relative '../solutions/solution-4'
+
+describe 'Largest palindrome product' do
+  it 'works for the given example' do
+    expect(solution_4(2)).to eq(9009)
+  end
+
+  it 'works for the known answer' do
+    expect(solution_4(3)).to eq(906609)
+  end
+end

spec/problem-5.rb

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+require_relative 'spec_helper'
+require_relative '../solutions/solution-5'
+
+describe 'Smallest multiple' do
+  it 'works for the given example' do
+    expect(solution_5(10)).to eq(2520)
+  end
+
+  it 'works for the known answer' do
+    expect(solution_5(20)).to eq(232792560)
+  end
+end

spec/spec_helper.rb

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+require 'rspec'
+
+RSpec.configure do |config|
+  # rspec-expectations config goes here. You can use an alternate
+  # assertion/expectation library such as wrong or the stdlib/minitest
+  # assertions if you prefer.
+  config.expect_with :rspec do |expectations|
+    # This option will default to `true` in RSpec 4. It makes the `description`
+    # and `failure_message` of custom matchers include text for helper methods
+    # defined using `chain`, e.g.:
+    #     be_bigger_than(2).and_smaller_than(4).description
+    #     # => "be bigger than 2 and smaller than 4"
+    # ...rather than:
+    #     # => "be bigger than 2"
+    expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+  end
+
+  # rspec-mocks config goes here. You can use an alternate test double
+  # library (such as bogus or mocha) by changing the `mock_with` option here.
+  config.mock_with :rspec do |mocks|
+    # Prevents you from mocking or stubbing a method that does not exist on
+    # a real object. This is generally recommended, and will default to
+    # `true` in RSpec 4.
+    mocks.verify_partial_doubles = true
+  end
+
+# The settings below are suggested to provide a good initial experience
+# with RSpec, but feel free to customize to your heart's content.
+=begin
+  # These two settings work together to allow you to limit a spec run
+  # to individual examples or groups you care about by tagging them with
+  # `:focus` metadata. When nothing is tagged with `:focus`, all examples
+  # get run.
+  config.filter_run :focus
+  config.run_all_when_everything_filtered = true
+
+  # Limits the available syntax to the non-monkey patched syntax that is
+  # recommended. For more details, see:
+  #   - http://myronmars.to/n/dev-blog/2012/06/rspecs-new-expectation-syntax
+  #   - http://teaisaweso.me/blog/2013/05/27/rspecs-new-message-expectation-syntax/
+  #   - http://myronmars.to/n/dev-blog/2014/05/notable-changes-in-rspec-3#new__config_option_to_disable_rspeccore_monkey_patching
+  config.disable_monkey_patching!
+
+  # This setting enables warnings. It's recommended, but in some cases may
+  # be too noisy due to issues in dependencies.
+  config.warnings = true
+
+  # Many RSpec users commonly either run the entire suite or an individual
+  # file, and it's useful to allow more verbose output when running an
+  # individual spec file.
+  if config.files_to_run.one?
+    # Use the documentation formatter for detailed output,
+    # unless a formatter has already been configured
+    # (e.g. via a command-line flag).
+    config.default_formatter = 'doc'
+  end
+
+  # Print the 10 slowest examples and example groups at the
+  # end of the spec run, to help surface which specs are running
+  # particularly slow.
+  config.profile_examples = 10
+
+  # Run specs in random order to surface order dependencies. If you find an
+  # order dependency and want to debug it, you can fix the order by providing
+  # the seed, which is printed after each run.
+  #     --seed 1234
+  config.order = :random
+
+  # Seed global randomization in this process using the `--seed` CLI option.
+  # Setting this allows you to use `--seed` to deterministically reproduce
+  # test failures related to randomization by passing the same `--seed` value
+  # as the one that triggered the failure.
+  Kernel.srand config.seed
+=end
+end