$ ruby -I"lib:lib:test" test/plugin/test_in_kafka_group.rb
Loaded suite test/plugin/test_in_kafka_group
Started
E
=========================================================================================================================================================================================================================================================
Error: test_consume(KafkaGroupInputTest::ConsumeTest): NoMethodError: undefined method `[]' for nil
test/plugin/test_in_kafka_group.rb:66:in `test_consume'
     63:         @producer.deliver_messages
     64:       end
     65:       expected = {'message'  => 'Hello, fluent-plugin-kafka!'}
  => 66:       assert_equal expected, d.events[0][2]
     67:     end
     68:   end
     69: end
=========================================================================================================================================================================================================================================================
Finished in 11.063212384 seconds.
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3 tests, 4 assertions, 0 failures, 1 errors, 0 pendings, 0 omissions, 0 notifications
66.6667% passed
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0.27 tests/s, 0.36 assertions/s