Fix specs

Author: rmosolgo

spec/graphql/tracing/detailed_trace/active_record_backend_spec.rb

@@ -2,7 +2,6 @@
 require "spec_helper"
 require_relative "./backend_assertions"
 
-ActiveRecord::Base.logger = Logger.new($stdout)
 if testing_rails?
   describe GraphQL::Tracing::DetailedTrace::ActiveRecordBackend do
     include GraphQLTracingDetailedTraceBackendAssertions

spec/graphql/tracing/detailed_trace_spec.rb

@@ -44,13 +44,23 @@ def self.detailed_trace?(query)
     SamplerSchema.detailed_trace.delete_all_traces
   end
 
-  it "raises when no storage is configured" do
-    err = assert_raises ArgumentError do
-      Class.new(GraphQL::Schema) do
+  if testing_rails?
+    it "defaults to ActiveRecord" do
+      schema = Class.new(GraphQL::Schema) do
         use GraphQL::Tracing::DetailedTrace
       end
+
+      assert_instance_of GraphQL::Tracing::DetailedTrace::ActiveRecordBackend, schema.detailed_trace.instance_variable_get(:@storage)
+    end
+  else
+    it "raises when no storage is configured" do
+      err = assert_raises ArgumentError do
+        Class.new(GraphQL::Schema) do
+          use GraphQL::Tracing::DetailedTrace
+        end
+      end
+      assert_equal "To store traces, install ActiveRecord or provide `redis: ...`", err.message
     end
-    assert_equal "Pass `redis: ...` to store traces in Redis for later review", err.message
   end
 
   it "calls detailed_profile? on a Multiplex" do