mirror of https://github.com/rails/rails
Perform email jobs in #assert_emails
Perform enqueued delivery jobs in #assert_emails and #assert_no_emails.
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@ -14,7 +14,7 @@ module ActionMailer
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# assert_emails 0
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# ContactMailer.welcome.deliver_now
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# assert_emails 1
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# ContactMailer.welcome.deliver_now
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# ContactMailer.welcome.deliver_later
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# assert_emails 2
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# end
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#
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@ -28,17 +28,19 @@ module ActionMailer
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#
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# assert_emails 2 do
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# ContactMailer.welcome.deliver_now
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# ContactMailer.welcome.deliver_now
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# ContactMailer.welcome.deliver_later
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# end
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# end
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def assert_emails(number)
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def assert_emails(number, &block)
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if block_given?
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original_count = ActionMailer::Base.deliveries.size
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yield
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perform_enqueued_jobs(only: [ActionMailer::DeliveryJob, ActionMailer::Parameterized::DeliveryJob], &block)
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new_count = ActionMailer::Base.deliveries.size
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assert_equal number, new_count - original_count, "#{number} emails expected, but #{new_count - original_count} were sent"
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else
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assert_equal number, ActionMailer::Base.deliveries.size
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perform_enqueued_jobs(only: [ActionMailer::DeliveryJob, ActionMailer::Parameterized::DeliveryJob]) do
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assert_equal number, ActionMailer::Base.deliveries.size
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end
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end
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end
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@ -69,6 +69,16 @@ class TestHelperMailerTest < ActionMailer::TestCase
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end
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end
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def test_assert_emails_with_enqueued_emails
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assert_nothing_raised do
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assert_emails 1 do
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silence_stream($stdout) do
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TestHelperMailer.test.deliver_later
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end
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end
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end
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end
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def test_repeated_assert_emails_calls
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assert_nothing_raised do
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assert_emails 1 do
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@ -105,6 +115,18 @@ class TestHelperMailerTest < ActionMailer::TestCase
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end
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end
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def test_assert_no_emails_with_enqueued_emails
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error = assert_raise ActiveSupport::TestCase::Assertion do
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assert_no_emails do
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silence_stream($stdout) do
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TestHelperMailer.test.deliver_later
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end
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end
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end
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assert_match(/0 .* but 1/, error.message)
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end
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def test_assert_emails_too_few_sent
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error = assert_raise ActiveSupport::TestCase::Assertion do
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assert_emails 2 do
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