Module: Proletariat::Testing

Defined in:
lib/proletariat/testing.rb,
lib/proletariat/testing/expectation.rb,
lib/proletariat/testing/expectation_guarantor.rb

Overview

Public: Mixin to aid solve test synchronization issues while still running

Proletariat the same way you would in production.

Defined Under Namespace

Classes: Expectation, ExpectationGuarantor

Instance Method Summary collapse

Instance Method Details

#message ⇒ Object

Public: Builds an Expectation instance which listens for a single message

on any topic.

Returns a new Expectation instance.



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# File 'lib/proletariat/testing.rb', line 13

def message
  Proletariat::Testing::Expectation.new(['#'], 1)
end

#wait_for(*expectations, &block) ⇒ Object

Public: Creates and runs a new ExpectationGuarantor from a given list of

Expectation instances and a block.

expectations - One or more Expectation instances. block - A block within which the expectations should be

satisfied.

Examples

wait_for 3.messages.on_topic 'email_sent'
# ... [Time passes]
# => 'nil'

wait_for message.on_topic 'hell_freezes_over'
# ... [Time passes]
# => MessageTimeoutError

Returns ExpectationGuarantor.



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# File 'lib/proletariat/testing.rb', line 35

def wait_for(*expectations, &block)
  guarantor = ExpectationGuarantor.new(expectations, &block)
  guarantor.guarantee if block.present?

  guarantor
end