From 12bfe2b4d9c02df1e6d16dbfd09209894e165abf Mon Sep 17 00:00:00 2001
From: Matt Green <mattgreenrocks@gmail.com>
Date: Sat, 8 Feb 2014 19:01:02 -0500
Subject: [PATCH] Protect against stale reads in specs

---
 spec/elevate_spec.rb             |  2 +-
 spec/support/threadsafe_proxy.rb | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 spec/support/threadsafe_proxy.rb

diff --git a/spec/elevate_spec.rb b/spec/elevate_spec.rb
index 088bb33..68a12a4 100644
--- a/spec/elevate_spec.rb
+++ b/spec/elevate_spec.rb
@@ -2,7 +2,7 @@ class TestController
   include Elevate
 
   def initialize
-    @invocations = {}
+    @invocations = ThreadsafeProxy.new({})
     @counter = 0
     @threads = []
     @updates = []
diff --git a/spec/support/threadsafe_proxy.rb b/spec/support/threadsafe_proxy.rb
new file mode 100644
index 0000000..470ca19
--- /dev/null
+++ b/spec/support/threadsafe_proxy.rb
@@ -0,0 +1,18 @@
+class ThreadsafeProxy
+  def initialize(target)
+    @mutex = Mutex.new
+    @target = target
+  end
+
+  def method_missing(m, *args, &block)
+    @mutex.synchronize do
+      @target.__send__(m, *args, &block)
+    end
+  end
+
+  def respond_to_missing?(m, include_private = false)
+    @mutex.synchronize do
+      @target.respond_to_missing?(m, include_private)
+    end
+  end
+end