Change to use `instance_double` per review suggestion

f3959746 · Reuben Pereira · Ethan Urie · 44cea3d9 · f3959746
Commit f3959746 authored May 17, 2021 by Reuben Pereira Committed by Ethan Urie May 17, 2021
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spec/services/spam/spam_verdict_service_spec.rb spec/services/spam/spam_verdict_service_spec.rb +1 -1

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--- a/spec/services/spam/spam_verdict_service_spec.rb
+++ b/spec/services/spam/spam_verdict_service_spec.rb
@@ -116,7 +116,7 @@ RSpec.describe Spam::SpamVerdictService do
    end

    context 'records metrics' do
-      let(:histogram) { double('histogram') }
+      let(:histogram) { instance_double(Prometheus::Client::Histogram) }

      using RSpec::Parameterized::TableSyntax