Add respond_to_missing? to ResourceMatcher

lib/chefspec/matchers/resource_matcher.rb

@@ -40,6 +40,10 @@
       end
     end
 
+    def respond_to_missing?(m, include_private = false)
+      m.to_s.match?(/^with_(.+)$/) || super
+    end
+
     def description
       %Q{#{@expected_action} #{@resource_name} "#{@expected_identity}"}
     end
@@ -77,7 +81,7 @@
           " with action :#{@expected_action} to be in Chef run." \
           " Other #{@resource_name} resources:" \
           "\n\n" \
           "  " + similar_resources.map(&:to_s).join("\n  ") + "\n "
       end
     end
 

spec/unit/matchers/resource_matcher_spec.rb

@@ -1,5 +1,15 @@
 require "spec_helper"
 
 describe ChefSpec::Matchers::ResourceMatcher do
-  pending
+  subject { described_class.new(:template, :create, "/etc/foo") }
+
+  describe "#respond_to?" do
+    it "reports responding to dynamic with_* matcher methods" do
+      expect(subject).to respond_to(:with_owner)
+    end
+
+    it "does not report responding to unrelated missing methods" do
+      expect(subject).not_to respond_to(:nonexistent_method)
+    end
+  end
 end