diff --git a/Library/Homebrew/test/test_os_mac_dependency_collector.rb b/Library/Homebrew/test/test_os_mac_dependency_collector.rb
index 7d95f3eba6..6175e8019c 100644
--- a/Library/Homebrew/test/test_os_mac_dependency_collector.rb
+++ b/Library/Homebrew/test/test_os_mac_dependency_collector.rb
@@ -2,6 +2,10 @@ require "testing_env"
 require "dependency_collector"
 
 class OSMacDependencyCollectorTests < Homebrew::TestCase
+  def find_dependency(name)
+    @d.deps.find { |dep| dep.name == name }
+  end
+
   def setup
     @d = DependencyCollector.new
   end