spec/enumerable/frequencies_spec.rb in simple_stats-1.0.0 vs spec/enumerable/frequencies_spec.rb in simple_stats-1.1.0

@@ -23,7 +23,17 @@
         frequencies = data.frequencies
         frequencies.should       == expected
         frequencies.class.should == expected.class
       end
     end
+
+    it "calls map first if a block is given" do
+      f = Struct.new(:x)
+      data = [f.new(:a), f.new(:b), f.new(:b)]
+      frequencies = data.frequencies(&:x)
+      frequencies.should == {
+        :a => 1,
+        :b => 2
+      }
+    end
   end
-end
\ No newline at end of file
+end