instance method
assert_emails
Ruby on Rails 8.0.4
Signature
assert_emails(number, &block)Asserts that the number of emails sent matches the given number.
def test_emails
assert_emails 0
ContactMailer.welcome.deliver_now
assert_emails 1
ContactMailer.welcome.deliver_now
assert_emails 2
end
If a block is passed, that block should cause the specified number of emails to be sent.
def test_emails_again
assert_emails 1 do
ContactMailer.welcome.deliver_now
end
assert_emails 2 do
ContactMailer.welcome.deliver_now
ContactMailer.welcome.deliver_later
end
end
Parameters
-
numberreq -
blockblock
Source
# File actionmailer/lib/action_mailer/test_helper.rb, line 35
def assert_emails(number, &block)
if block_given?
diff = capture_emails(&block).length
assert_equal number, diff, "#{number} emails expected, but #{diff} were sent"
else
assert_equal number, ActionMailer::Base.deliveries.size
end
end
Defined in actionmailer/lib/action_mailer/test_helper.rb line 35
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Defined in ActionMailer::TestHelper