Add Configuration specs

Gemfile

@@ -9,6 +9,7 @@ gem 'json', :platforms => [:ruby_18]
 
 group :test do
   gem "rspec-rails"
+  gem "guard-rspec"
 end
 
 gemspec

Guardfile

@@ -0,0 +1,5 @@
+guard 'rspec', :version => 2 do
+  watch(%r{^spec/.+_spec\.rb$})
+  watch(%r{^lib/tinymce/(.+)\.rb$}) { |m| "spec/lib/#{m[1]}_spec.rb" }
+  watch('spec/spec_helper.rb')      { "spec" }
+end

lib/tinymce/rails.rb

@@ -2,6 +2,7 @@ module TinyMCE
   module Rails
     require 'tinymce/rails/engine'
     require 'tinymce/rails/version'
+    require "tinymce/rails/configuration"
 
     def self.base
       Engine.config.tinymce.base ||

lib/tinymce/rails/configuration.rb

@@ -0,0 +1,38 @@
+module TinyMCE::Rails
+  class Configuration
+    def self.defaults
+      {
+        "mode"            => "textareas",
+        "theme"           => "advanced",
+        "language"        => default_language,
+        "editor_selector" => "tinymce"
+      }
+    end
+
+    attr_reader :options
+
+    def initialize
+      @options = self.class.defaults
+    end
+
+    # Default language falls back to English if current locale is not available.
+    def self.default_language
+      available_languages.include?(I18n.locale.to_s) ? I18n.locale.to_s : "en"
+    end
+
+    # Searches asset paths for TinyMCE language files.
+    def self.available_languages
+      assets.paths.map { |path|
+        files = assets.entries(File.join(path, "tinymce/langs"))
+        files.map { |file|
+          asset = assets.attributes_for(File.join(path, file))
+          asset.logical_path.sub(/\.js$/, "")
+        }
+      }.flatten.uniq
+    end
+
+    def self.assets
+      Rails.application.assets
+    end
+  end
+end

lib/tinymce/rails/engine.rb

@@ -1,7 +1,5 @@
-module TinyMCE
-  module Rails
-    class Engine < ::Rails::Engine
-      config.tinymce = ActiveSupport::OrderedOptions.new
-    end
+module TinyMCE::Rails
+  class Engine < ::Rails::Engine
+    config.tinymce = ActiveSupport::OrderedOptions.new
   end
 end

spec/assets/tinymce/langs/erb.js.erb

@@ -0,0 +1,3 @@
+tinyMCE.addI18n({
+  erb: <%= {}.to_json %>
+});

spec/assets/tinymce/langs/pirate.js

@@ -0,0 +1,3 @@
+tinyMCE.addI18n({
+  pirate: {}
+});

spec/lib/configuration_spec.rb

@@ -0,0 +1,41 @@
+require 'spec_helper'
+
+module TinyMCE::Rails
+  describe Configuration do
+    it "has default options" do
+      Configuration.defaults.should eq(
+        "mode"     => "textareas",
+        "theme"    => "advanced",
+        "language" => "en",
+        "editor_selector" => "tinymce"
+      )
+    end
+
+    it "uses the current locale if available" do
+      I18n.locale = "pirate"
+      Configuration.defaults["language"].should eq("pirate")
+    end
+
+    it "falls back to English if the current locale is not available" do
+      I18n.locale = "missing"
+      Configuration.defaults["language"].should eq("en")
+    end
+
+    it "uses default options when instantiated without a filename" do
+      config = Configuration.new
+      config.options.should eq(Configuration.defaults)
+    end
+
+    it "loads configuration from YAML file when instantiated with a filename"
+
+    it "detects available languages" do
+      langs = Configuration.available_languages
+
+      langs.should include("en")
+      langs.should include("pirate")
+      langs.should include("erb")
+
+      langs.should_not include("missing")
+    end
+  end
+end

spec/lib/tinymce_rails_spec.rb

@@ -1,22 +1,26 @@
 require 'spec_helper'
 
-describe TinyMCE::Rails do
-  before(:each) do
-    ::Rails.application.config.action_controller.asset_host = nil
-    ActionController::Base.config.relative_url_root = nil
-  end
-
-  it "has a base path" do
-    TinyMCE::Rails.base.should eq("/assets/tinymce")
-  end
-
-  it "uses the asset host in the base path when set" do
-    ::Rails.application.config.action_controller.asset_host = "http://assets.example.com"
-    TinyMCE::Rails.base.should eq("http://assets.example.com/assets/tinymce")
-  end
-
-  it "uses the relative url root in the base path when set" do
-    ActionController::Base.config.relative_url_root = "/subfolder"
-    TinyMCE::Rails.base.should eq("/subfolder/assets/tinymce")
+module TinyMCE
+  describe Rails do
+    describe ".base" do
+      before(:each) do
+        ::Rails.application.config.action_controller.asset_host = nil
+        ActionController::Base.config.relative_url_root = nil
+      end
+
+      it "has a base path" do
+        TinyMCE::Rails.base.should eq("/assets/tinymce")
+      end
+
+      it "uses the asset host in the base path when set" do
+        ::Rails.application.config.action_controller.asset_host = "http://assets.example.com"
+        TinyMCE::Rails.base.should eq("http://assets.example.com/assets/tinymce")
+      end
+
+      it "uses the relative url root in the base path when set" do
+        ActionController::Base.config.relative_url_root = "/subfolder"
+        TinyMCE::Rails.base.should eq("/subfolder/assets/tinymce")
+      end
+    end
   end
 end

spec/spec_helper.rb

@@ -5,7 +5,9 @@
 
 # Requires supporting ruby files with custom matchers and macros, etc,
 # in spec/support/ and its subdirectories.
-Dir[Rails.root.join("spec/support/**/*.rb")].each {|f| require f}
+Dir[File.expand_path("../support/**/*.rb", __FILE__)].each {|f| require f}
+
+Rails.application.assets.append_path File.expand_path("../assets", __FILE__)
 
 RSpec.configure do |config|
 end