Modified "have_enqueued_job" matcher to handle case when `Sidekiq::Testing` is disabled.

have_enqueued_job.rb

module RSpec
  module Sidekiq
    module Matchers
      def have_enqueued_job *expected_arguments
        HaveEnqueuedJob.new expected_arguments
      end

      class HaveEnqueuedJob
        def initialize expected_arguments
          @expected_arguments = expected_arguments
        end

        def description
          "have an enqueued #{@klass} job with arguments #{@expected_arguments}"
        end

        def failure_message
          "expected to have an enqueued #{@klass} job with arguments #{@expected_arguments}\n\n" +
            "found: #{@actual}"
        end

        def matches? klass
          @klass = klass

          if ::Sidekiq::Testing.disabled?
            matches_in_redis?(@klass)
          else
            matches_in_memory?(@klass)
          end
        end

        def negative_failure_message
          "expected to not have an enqueued #{@klass} job with arguments #{@expected_arguments}"
        end

        private

        def matches_in_memory?(klass)
          @actual = klass.jobs.map { |job| job["args"] }
          @actual.any? { |arguments| Array(@expected_arguments) == arguments }
        end

        def matches_in_redis?(klass)
          @actual  = ::Sidekiq::Queue.all.map{|q| q.map(&:item) }.flatten
          @actual.any? do |job|
            job['class'] == @klass.to_s && job['args'] == Array(@expected_arguments)
          end
        end
      end
    end
  end
end