Bugfix - Repaired tests and replaced swath of missing code

Rakefile

@@ -1 +1,9 @@
 require "bundler/gem_tasks"
+require "rspec/core/rake_task"
+
+task :default => "spec:integration"
+
+desc "Run tests"
+RSpec::Core::RakeTask.new("spec:integration") do |t|
+    t.pattern = "spec/*.rb"
+end

lib/github_to_trello.rb

@@ -5,32 +5,42 @@
 
 
 class GithubToTrello
-  def initialize(public_key, token, board_id, repo_name)
-    @github_gateway = GithubGateway.new(repo_name)
-    @trello_gateway = TrelloGateway.new(public_key,
-                                        token,
-                                        board_id,
-                                        repo_name)
+  def initialize(options)
+    [:public_key, :token, :board_id, :repo_name].each do |required_field|
+      _raise_argument_error(required_field) unless options[required_field]
+    end
+
+    @github_gateway = GithubGateway.new(options[:repo_name])
+    @trello_gateway = TrelloGateway.new(
+      {
+        :inbox_name => options[:repo_name],
+      }.merge(options)
+    )
   end
 
   def update
     @github_gateway.issues.each do |issue|
       @trello_gateway.create_or_update_card(issue)
     end
   end
+
+  def _raise_argument_error(field)
+    raise ArgumentError, "Argument '#{field}' is required yet missing"
+  end
 end
 
 # Example usage with dotenv gem and .env file
 #
 # if __FILE__ == $PROGRAM_NAME
-#   public_key = ENV["PUBLIC_KEY"]
-#   token = ENV["TOKEN"]
-#   board_id = ENV["BOARD_ID"]
-#   repos = ENV["REPOS"].split(",")
-#
-#   repos.each do |repo|
+#   ENV["REPOS"].split(",").each do |repo|
 #     puts "Updating repo: #{repo}"
-#     GithubToTrello.new(public_key, token, board_id, repo).update
+#
+#     GithubToTrello.new(
+#       :public_key => ENV["PUBLIC_KEY"],
+#       :token => ENV["TOKEN"],
+#       :board_id => ENV["BOARD_ID"],
+#       :repo_name => repo,
+#     ).update
 #   end
 # end
 

spec/github_to_trello_spec.rb

@@ -0,0 +1,72 @@
+require 'rspec'
+require_relative '../lib/github_to_trello'
+
+describe GithubToTrello do
+  before(:all) do
+    @options = {
+      :public_key => "abcdef",
+      :token => "ghilmnopqrstuvwxyz",
+      :board_id => "123456",
+      :repo_name => "chrissiedeist/django_blog",
+      :inbox_name => "django_blog",
+    }
+  end
+
+  describe "new" do
+    it "sets up github and trello gateways" do
+      expect(GithubGateway).to receive(:new).with(@options[:repo_name])
+      expect(TrelloGateway).to receive(:new).with(@options)
+
+      gateway = GithubToTrello.new(@options)
+    end
+
+    it "defaults to repository name when inbox isn't provided" do
+      allow(GithubGateway).to receive(:new).with(@options[:repo_name])
+
+      @options.delete(:inbox_name)
+      expected_options = {
+        :inbox_name => @options[:repo_name],
+      }.merge(@options)
+
+      expect(TrelloGateway).to receive(:new).with(expected_options)
+
+      gateway = GithubToTrello.new(@options)
+    end
+
+    it "raises an error if any mandatory fields aren't passed" do
+      required_fields = [:public_key, :token, :board_id, :repo_name]
+
+      (1..3).each do |field_count|
+        required_fields.combination(field_count).to_a.each do |field_combo|
+          bad_options = {}
+          field_combo.each do |field|
+            bad_options[field] = @options[field]
+          end
+
+          expect{ GithubToTrello.new(bad_options)}.to raise_error(ArgumentError)
+        end
+      end
+    end
+  end
+
+  describe "update" do
+    it "iterates over issues" do
+      issues = ["first", "second", "third"]
+      fake_github_gateway = fake_trello_gateway = double()
+
+
+      allow(GithubGateway).to receive(:new).and_return(fake_github_gateway)
+      allow(TrelloGateway).to receive(:new).and_return(fake_trello_gateway)
+
+      gateway = GithubToTrello.new(@options)
+
+      expect(fake_github_gateway).to receive(:issues).and_return(issues)
+
+      issues.each do |issue|
+        expect(fake_trello_gateway).to receive(:create_or_update_card).with(issue)
+      end
+
+      gateway.update
+    end
+  end
+end

spec/trello_gateway_spec.rb

@@ -7,7 +7,7 @@
       :public_key => "56acdaa7404ebcc8bbaffab18428d4d2",
       :token => "08f4481d00aba0091592ad9e0ce7e025ac9e238ead31852fe4a75270fbd562e9",
       :board_id => "5jGWvKui",
-      :repo_name => "django_blog",
+      :inbox_name => "django_blog",
     )
 
     @issue = double(:issue,