Add more nested data tests, actually get simplecov to run

middleman-core/features/data.feature

@@ -24,4 +24,6 @@ Feature: Local Data API
   Scenario: Using nested data
     Given the Server is running at "nested-data-app"
     When I go to "/test.html"
-    Then I should see "test:Hello"
+    Then I should see "title1:Hello"
+    Then I should see "title2:More"
+    Then I should see "title3:Stuff"

middleman-core/features/support/env.rb

@@ -1,8 +1,17 @@
-require 'simplecov'
-
 ENV["TEST"] = "true"
 ENV["AUTOLOAD_SPROCKETS"] = "false"
 
+if ENV["COVERAGE"] && (RUBY_VERSION =~ /1\.9/ || RUBY_VERSION =~ /2\.0/))
+  require 'simplecov'
+  SimpleCov.root(File.expand_path(File.dirname(__FILE__) + '/../..'))
+  SimpleCov.start do
+    add_filter '/features/'
+    add_filter '/spec/'
+    add_filter '/vendor'
+    add_filter '/step_definitions/'
+  end
+end
+
 PROJECT_ROOT_PATH = File.dirname(File.dirname(File.dirname(__FILE__)))
 require File.join(PROJECT_ROOT_PATH, 'lib', 'middleman-core')
 require File.join(PROJECT_ROOT_PATH, 'lib', 'middleman-core', 'step_definitions')

middleman-core/fixtures/nested-data-app/data/examples/deeper/stuff.yml

@@ -0,0 +1 @@
+title: "Stuff"

middleman-core/fixtures/nested-data-app/data/examples/more.yml

@@ -0,0 +1 @@
+title: "More"

middleman-core/fixtures/nested-data-app/source/test.html.erb

@@ -1 +1,3 @@
-<%= data.examples.map { |k, r| [k, r.title].join(":") }.join %>
+title1:<%= data.examples.test.title %>
+title2:<%= data.examples.more.title %>
+title3:<%= data.examples.deeper.stuff.title %>