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-rw-r--r--railties/test/application/integration_test_case_test.rb46
1 files changed, 46 insertions, 0 deletions
diff --git a/railties/test/application/integration_test_case_test.rb b/railties/test/application/integration_test_case_test.rb
new file mode 100644
index 0000000000..40a79fc636
--- /dev/null
+++ b/railties/test/application/integration_test_case_test.rb
@@ -0,0 +1,46 @@
+require 'isolation/abstract_unit'
+
+module ApplicationTests
+ class IntegrationTestCaseTest < ActiveSupport::TestCase
+ include ActiveSupport::Testing::Isolation
+
+ setup do
+ build_app
+ boot_rails
+ end
+
+ teardown do
+ teardown_app
+ end
+
+ test "resets Action Mailer test deliveries" do
+ script('generate mailer BaseMailer welcome')
+
+ app_file 'test/integration/mailer_integration_test.rb', <<-RUBY
+ require 'test_helper'
+
+ class MailerIntegrationTest < ActionDispatch::IntegrationTest
+ setup do
+ @old_delivery_method = ActionMailer::Base.delivery_method
+ ActionMailer::Base.delivery_method = :test
+ end
+
+ teardown do
+ ActionMailer::Base.delivery_method = @old_delivery_method
+ end
+
+ 2.times do |i|
+ define_method "test_resets_deliveries_\#{i}" do
+ BaseMailer.welcome.deliver_now
+ assert_equal 1, ActionMailer::Base.deliveries.count
+ end
+ end
+ end
+ RUBY
+
+ output = Dir.chdir(app_path) { `bin/rails test 2>&1` }
+ assert_equal 0, $?.to_i, output
+ assert_match /0 failures, 0 errors/, output
+ end
+ end
+end