Add LockBehavior to semaphore spec.

spec/process_shared/mutex_spec.rb

@@ -1,8 +1,6 @@
 require 'spec_helper'
 require 'process_shared'
 
-require 'process_shared/lock_behavior'
-
 module ProcessShared
   describe Mutex do
 

spec/process_shared/semaphore_spec.rb

@@ -5,6 +5,25 @@ require 'process_shared'
 
 module ProcessShared
   describe Semaphore do
+
+    describe 'As Lock' do
+
+      include LockBehavior
+
+      before :each do
+        @lock = Semaphore.new
+        class << @lock
+          alias_method :lock, :wait
+          alias_method :unlock, :post
+        end
+      end
+
+      after :each do
+        @lock.close
+      end
+
+    end
+
     it 'coordinates access to shared object' do
       nprocs = 4               # number of processes
       nincrs = 1000            # each process increments nincrs times

spec/spec_helper.rb

@@ -5,6 +5,7 @@ require 'minitest/autorun'
 require 'minitest/matchers'
 
 require 'process_shared'
+require 'process_shared/lock_behavior'
 
 class RangeMatcher
   def initialize(operator, limit)