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stolarczykt/ep06_listing_02.rb

Created April 13, 2022 19:53
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ep06_listing_02.rb
def assert_events(stream_name, *expected_events)
scope = Rails.configuration.event_store.read.stream(stream_name)
before = scope.last
yield
actual_events = before.nil? ? scope.to_a : scope.from(before.event_id).to_a
to_compare = ->(ev) { { type: ev.event_type, data: ev.data } }
assert_equal expected_events.map(&to_compare),
actual_events.map(&to_compare)
end
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