diff --git a/spec/unit/util/query_mapper_spec.rb b/spec/unit/util/query_mapper_spec.rb
index e1bb2d5d8..7c3fc6198 100644
--- a/spec/unit/util/query_mapper_spec.rb
+++ b/spec/unit/util/query_mapper_spec.rb
@@ -101,4 +101,12 @@
     expect(subject.values_to_query values).to eq query
     expect(subject.query_to_values query).to eq values
   end
+
+  it 'converts a hash with an array of hashes',focus:true do
+    query = 'tags%5B%5D%5Ba%5D=1&tags%5B%5D%5Bb%5D=2'
+    values = {"tags" => [{"a" => "1", "b" => "2"}]}
+    expect(subject.values_to_query values).to eq query
+    expect(subject.query_to_values query).to eq values
+  end
+
 end