- add ceedling/cmock/unity as testing framework and support

- unified makefile project for the whole repos
- new separate project for tests

tests/vendor/ceedling/lib/project_config_manager.rb

@@ -0,0 +1,38 @@
+require 'constants'
+
+
+class ProjectConfigManager
+
+  attr_reader   :options_files, :release_config_changed, :test_config_changed
+  attr_accessor :config_hash
+
+  constructor :cacheinator, :yaml_wrapper
+
+
+  def setup
+    @options_files = []
+    @release_config_changed = false
+    @test_config_changed    = false
+  end
+
+
+  def merge_options(config_hash, option_filepath)
+    @options_files << File.basename( option_filepath )
+    config_hash.deep_merge( @yaml_wrapper.load( option_filepath ) )
+    return config_hash
+  end 
+  
+
+  
+  def process_release_config_change
+    # has project configuration changed since last release build
+    @release_config_changed = @cacheinator.diff_cached_release_config?( @config_hash )
+  end
+
+
+  def process_test_config_change
+    # has project configuration changed since last test build
+    @test_config_changed = @cacheinator.diff_cached_test_config?( @config_hash )
+  end
+
+end