make sure compass sprites get built and copied. closes #228

middleman-core/lib/middleman-core.rb

@@ -22,8 +22,8 @@ require "middleman-core/vendor/hooks-0.2.0/lib/hooks"
 module Middleman
   WINDOWS = !!(RUBY_PLATFORM =~ /(mingw|bccwin|wince|mswin32)/i) unless const_defined?(:WINDOWS)
   JRUBY   = !!(RbConfig::CONFIG["RUBY_INSTALL_NAME"] =~ /^jruby/i) unless const_defined?(:JRUBY)
-  DARWIN  = RbConfig::CONFIG['target_os'] =~ /darwin/i
-  LINUX   = RbConfig::CONFIG['target_os'] =~ /linux/i
+  DARWIN  = RbConfig::CONFIG['target_os'] =~ /darwin/i unless const_defined?(:DARWIN)
+  LINUX   = RbConfig::CONFIG['target_os'] =~ /linux/i unless const_defined?(:LINUX)
   
   # Auto-load modules on-demand
   autoload :Base,           "middleman-core/base"

middleman-core/lib/middleman-core/cli/build.rb

@@ -102,6 +102,7 @@ module Middleman::Cli
       begin
         destination, request_path = self.class.shared_instance.reroute_builder(destination, request_path)
 
+        # $stderr.puts request_path
         response = self.class.shared_rack.get(request_path.gsub(/\s/, "%20"))
 
         create_file(destination, response.body, config)
@@ -189,6 +190,15 @@ module Middleman::Cli
     def execute!
       # Sort order, images, fonts, js/css and finally everything else.
       sort_order = %w(.png .jpeg .jpg .gif .bmp .svg .svgz .ico .woff .otf .ttf .eot .js .css)
+      
+      @app.sitemap.all_paths.select do |p|
+        File.extname(p) == ".css"
+      end.each do |p|
+        Middleman::Cli::Build.shared_rack.get("/" + p.gsub(/\s/, "%20"))
+      end
+      
+      # Double-check for compass sprites
+      @app.files.reload_path(File.join(@app.source_dir, @app.images_dir))
 
       # Sort paths to be built by the above order. This is primarily so Compass can
       # find files in the build folder when it needs to generate sprites for the

middleman-more/features/compass-sprites.feature

@@ -0,0 +1,4 @@
+Feature: Compass sprites should be generated on build and copied
+  Scenario: Building a clean site with sprites
+    Given a successfully built app at "compass-sprites-app"
+    Then the output should contain "images/icon-"

middleman-more/fixtures/compass-sprites-app/source/stylesheets/site.css.scss

@@ -0,0 +1,3 @@
+@import "compass";
+@import "icon/*.png";
+@include all-icon-sprites;