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-rw-r--r--railties/test/application/configuration_test.rb12
-rw-r--r--railties/test/application/initializers/i18n_test.rb42
-rw-r--r--railties/test/application/mailer_previews_test.rb388
-rw-r--r--railties/test/application/rake_test.rb6
-rw-r--r--railties/test/commands/dbconsole_test.rb94
-rw-r--r--railties/test/configuration/middleware_stack_proxy_test.rb4
-rw-r--r--railties/test/generators/generators_test_helper.rb8
-rw-r--r--railties/test/generators/mailer_generator_test.rb36
8 files changed, 544 insertions, 46 deletions
diff --git a/railties/test/application/configuration_test.rb b/railties/test/application/configuration_test.rb
index e024ec8cef..7a8fed6732 100644
--- a/railties/test/application/configuration_test.rb
+++ b/railties/test/application/configuration_test.rb
@@ -274,11 +274,11 @@ module ApplicationTests
app.config.session_store :disabled
end
- message = app.message_verifier('salt').generate("some_value")
+ message = app.message_verifier(:sensitive_value).generate("some_value")
- assert_equal 'some_value', Rails.application.message_verifier('salt').verify(message)
+ assert_equal 'some_value', Rails.application.message_verifier(:sensitive_value).verify(message)
- secret = app.key_generator.generate_key('salt')
+ secret = app.key_generator.generate_key('sensitive_value')
verifier = ActiveSupport::MessageVerifier.new(secret)
assert_equal 'some_value', verifier.verify(message)
end
@@ -289,8 +289,8 @@ module ApplicationTests
app.config.session_store :disabled
end
- default_verifier = app.message_verifier('salt')
- text_verifier = app.message_verifier('text')
+ default_verifier = app.message_verifier(:sensitive_value)
+ text_verifier = app.message_verifier(:text)
message = text_verifier.generate('some_value')
@@ -299,7 +299,7 @@ module ApplicationTests
default_verifier.verify(message)
end
- assert_equal default_verifier.object_id, app.message_verifier('salt').object_id
+ assert_equal default_verifier.object_id, app.message_verifier(:sensitive_value).object_id
assert_not_equal default_verifier.object_id, text_verifier.object_id
end
diff --git a/railties/test/application/initializers/i18n_test.rb b/railties/test/application/initializers/i18n_test.rb
index 2a64cd8ba7..bc34897cdf 100644
--- a/railties/test/application/initializers/i18n_test.rb
+++ b/railties/test/application/initializers/i18n_test.rb
@@ -184,14 +184,48 @@ en:
assert_fallbacks ca: [:ca, :"es-ES", :es, :'en-US', :en]
end
- test "config.i18n.enforce_available_locales is set before config.i18n.default_locale is" do
+ test "config.i18n.enforce_available_locales is set to true by default and avoids I18n warnings" do
add_to_config <<-RUBY
config.i18n.default_locale = :it
- config.i18n.enforce_available_locales = true
RUBY
- assert_raises(I18n::InvalidLocale) do
- load_app
+ output = capture(:stderr) { load_app }
+ assert_no_match %r{deprecated.*enforce_available_locales}, output
+ assert_equal true, I18n.enforce_available_locales
+
+ assert_raise I18n::InvalidLocale do
+ I18n.locale = :es
+ end
+ end
+
+ test "disable config.i18n.enforce_available_locales" do
+ add_to_config <<-RUBY
+ config.i18n.enforce_available_locales = false
+ config.i18n.default_locale = :fr
+ RUBY
+
+ output = capture(:stderr) { load_app }
+ assert_no_match %r{deprecated.*enforce_available_locales}, output
+ assert_equal false, I18n.enforce_available_locales
+
+ assert_nothing_raised do
+ I18n.locale = :es
+ end
+ end
+
+ test "default config.i18n.enforce_available_locales does not override I18n.enforce_available_locales" do
+ I18n.enforce_available_locales = false
+
+ add_to_config <<-RUBY
+ config.i18n.default_locale = :fr
+ RUBY
+
+ output = capture(:stderr) { load_app }
+ assert_no_match %r{deprecated.*enforce_available_locales}, output
+ assert_equal false, I18n.enforce_available_locales
+
+ assert_nothing_raised do
+ I18n.locale = :es
end
end
end
diff --git a/railties/test/application/mailer_previews_test.rb b/railties/test/application/mailer_previews_test.rb
new file mode 100644
index 0000000000..14abb33cc6
--- /dev/null
+++ b/railties/test/application/mailer_previews_test.rb
@@ -0,0 +1,388 @@
+require 'isolation/abstract_unit'
+require 'rack/test'
+module ApplicationTests
+ class MailerPreviewsTest < ActiveSupport::TestCase
+ include ActiveSupport::Testing::Isolation
+ include Rack::Test::Methods
+
+ def setup
+ build_app
+ boot_rails
+ end
+
+ def teardown
+ teardown_app
+ end
+
+ test "/rails/mailers is accessible in development" do
+ app("development")
+ get "/rails/mailers"
+ assert_equal 200, last_response.status
+ end
+
+ test "/rails/mailers is not accessible in production" do
+ app("production")
+ get "/rails/mailers"
+ assert_equal 404, last_response.status
+ end
+
+ test "mailer previews are loaded from the default preview_path" do
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ app('development')
+
+ get "/rails/mailers"
+ assert_match '<h3><a href="/rails/mailers/notifier">Notifier</a></h3>', last_response.body
+ assert_match '<li><a href="/rails/mailers/notifier/foo">foo</a></li>', last_response.body
+ end
+
+ test "mailer previews are loaded from a custom preview_path" do
+ add_to_config "config.action_mailer.preview_path = '#{app_path}/lib/mailer_previews'"
+
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ app_file 'lib/mailer_previews/notifier_preview.rb', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ app('development')
+
+ get "/rails/mailers"
+ assert_match '<h3><a href="/rails/mailers/notifier">Notifier</a></h3>', last_response.body
+ assert_match '<li><a href="/rails/mailers/notifier/foo">foo</a></li>', last_response.body
+ end
+
+ test "mailer previews are reloaded across requests" do
+ app('development')
+
+ get "/rails/mailers"
+ assert_no_match '<h3><a href="/rails/mailers/notifier">Notifier</a></h3>', last_response.body
+
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ get "/rails/mailers"
+ assert_match '<h3><a href="/rails/mailers/notifier">Notifier</a></h3>', last_response.body
+
+ remove_file 'test/mailers/previews/notifier_preview.rb'
+ sleep(1)
+
+ get "/rails/mailers"
+ assert_no_match '<h3><a href="/rails/mailers/notifier">Notifier</a></h3>', last_response.body
+ end
+
+ test "mailer preview actions are added and removed" do
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ app('development')
+
+ get "/rails/mailers"
+ assert_match '<h3><a href="/rails/mailers/notifier">Notifier</a></h3>', last_response.body
+ assert_match '<li><a href="/rails/mailers/notifier/foo">foo</a></li>', last_response.body
+ assert_no_match '<li><a href="/rails/mailers/notifier/bar">bar</a></li>', last_response.body
+
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+
+ def bar
+ mail to: "to@example.net"
+ end
+ end
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ text_template 'notifier/bar', <<-RUBY
+ Goodbye, World!
+ RUBY
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+
+ def bar
+ Notifier.bar
+ end
+ end
+ RUBY
+
+ sleep(1)
+
+ get "/rails/mailers"
+ assert_match '<h3><a href="/rails/mailers/notifier">Notifier</a></h3>', last_response.body
+ assert_match '<li><a href="/rails/mailers/notifier/foo">foo</a></li>', last_response.body
+ assert_match '<li><a href="/rails/mailers/notifier/bar">bar</a></li>', last_response.body
+
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ remove_file 'app/views/notifier/bar.text.erb'
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ sleep(1)
+
+ get "/rails/mailers"
+ assert_match '<h3><a href="/rails/mailers/notifier">Notifier</a></h3>', last_response.body
+ assert_match '<li><a href="/rails/mailers/notifier/foo">foo</a></li>', last_response.body
+ assert_no_match '<li><a href="/rails/mailers/notifier/bar">bar</a></li>', last_response.body
+ end
+
+ test "mailer preview not found" do
+ app('development')
+ get "/rails/mailers/notifier"
+ assert last_response.not_found?
+ assert_match "Mailer preview &#39;notifier&#39; not found", last_response.body
+ end
+
+ test "mailer preview email not found" do
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ app('development')
+
+ get "/rails/mailers/notifier/bar"
+ assert last_response.not_found?
+ assert_match "Email &#39;bar&#39; not found in NotifierPreview", last_response.body
+ end
+
+ test "mailer preview email part not found" do
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ app('development')
+
+ get "/rails/mailers/notifier/foo?part=text%2Fhtml"
+ assert last_response.not_found?
+ assert_match "Email part &#39;text/html&#39; not found in NotifierPreview#foo", last_response.body
+ end
+
+ test "message header uses full display names" do
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "Ruby on Rails <core@rubyonrails.org>"
+
+ def foo
+ mail to: "Andrew White <andyw@pixeltrix.co.uk>",
+ cc: "David Heinemeier Hansson <david@heinemeierhansson.com>"
+ end
+ end
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ app('development')
+
+ get "/rails/mailers/notifier/foo"
+ assert_equal 200, last_response.status
+ assert_match "Ruby on Rails &lt;core@rubyonrails.org&gt;", last_response.body
+ assert_match "Andrew White &lt;andyw@pixeltrix.co.uk&gt;", last_response.body
+ assert_match "David Heinemeier Hansson &lt;david@heinemeierhansson.com&gt;", last_response.body
+ end
+
+ test "part menu selects correct option" do
+ mailer 'notifier', <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ html_template 'notifier/foo', <<-RUBY
+ <p>Hello, World!</p>
+ RUBY
+
+ text_template 'notifier/foo', <<-RUBY
+ Hello, World!
+ RUBY
+
+ mailer_preview 'notifier', <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo
+ end
+ end
+ RUBY
+
+ app('development')
+
+ get "/rails/mailers/notifier/foo.html"
+ assert_equal 200, last_response.status
+ assert_match '<option selected value="?part=text%2Fhtml">View as HTML email</option>', last_response.body
+
+ get "/rails/mailers/notifier/foo.txt"
+ assert_equal 200, last_response.status
+ assert_match '<option selected value="?part=text%2Fplain">View as plain-text email</option>', last_response.body
+ end
+
+ private
+ def build_app
+ super
+ app_file 'config/routes.rb', "Rails.application.routes.draw do; end"
+ end
+
+ def mailer(name, contents)
+ app_file("app/mailers/#{name}.rb", contents)
+ end
+
+ def mailer_preview(name, contents)
+ app_file("test/mailers/previews/#{name}_preview.rb", contents)
+ end
+
+ def html_template(name, contents)
+ app_file("app/views/#{name}.html.erb", contents)
+ end
+
+ def text_template(name, contents)
+ app_file("app/views/#{name}.text.erb", contents)
+ end
+ end
+end
diff --git a/railties/test/application/rake_test.rb b/railties/test/application/rake_test.rb
index 08316d80e6..33d3c4a19e 100644
--- a/railties/test/application/rake_test.rb
+++ b/railties/test/application/rake_test.rb
@@ -208,7 +208,8 @@ module ApplicationTests
add_to_config "config.active_record.schema_format = :sql"
output = Dir.chdir(app_path) do
`rails generate scaffold user username:string;
- bundle exec rake db:migrate db:test:clone 2>&1 --trace`
+ bundle exec rake db:migrate;
+ bundle exec rake db:test:clone 2>&1 --trace`
end
assert_match(/Execute db:test:clone_structure/, output)
end
@@ -217,7 +218,8 @@ module ApplicationTests
add_to_config "config.active_record.schema_format = :sql"
output = Dir.chdir(app_path) do
`rails generate scaffold user username:string;
- bundle exec rake db:migrate db:test:prepare 2>&1 --trace`
+ bundle exec rake db:migrate;
+ bundle exec rake db:test:prepare 2>&1 --trace`
end
assert_match(/Execute db:test:load_structure/, output)
end
diff --git a/railties/test/commands/dbconsole_test.rb b/railties/test/commands/dbconsole_test.rb
index edb92b3aa2..a6cd6ec61d 100644
--- a/railties/test/commands/dbconsole_test.rb
+++ b/railties/test/commands/dbconsole_test.rb
@@ -2,29 +2,72 @@ require 'abstract_unit'
require 'rails/commands/dbconsole'
class Rails::DBConsoleTest < ActiveSupport::TestCase
- def teardown
- %w[PGUSER PGHOST PGPORT PGPASSWORD].each{|key| ENV.delete(key)}
- end
- def test_config
- Rails::DBConsole.const_set(:APP_PATH, "erb")
-
- app_config({})
- capture_abort { Rails::DBConsole.new.config }
- assert aborted
- assert_match(/No database is configured for the environment '\w+'/, output)
- app_config(test: "with_init")
- assert_equal Rails::DBConsole.new.config, "with_init"
-
- app_db_file("test:\n without_init")
- assert_equal Rails::DBConsole.new.config, "without_init"
-
- app_db_file("test:\n <%= Rails.something_app_specific %>")
- assert_equal Rails::DBConsole.new.config, "with_init"
+ def setup
+ Rails::DBConsole.const_set('APP_PATH', 'rails/all')
+ end
- app_db_file("test:\n\ninvalid")
- assert_equal Rails::DBConsole.new.config, "with_init"
+ def teardown
+ Rails::DBConsole.send(:remove_const, 'APP_PATH')
+ %w[PGUSER PGHOST PGPORT PGPASSWORD DATABASE_URL].each{|key| ENV.delete(key)}
+ end
+
+ def test_config_with_db_config_only
+ config_sample = {
+ "test"=> {
+ "adapter"=> "sqlite3",
+ "host"=> "localhost",
+ "port"=> "9000",
+ "database"=> "foo_test",
+ "user"=> "foo",
+ "password"=> "bar",
+ "pool"=> "5",
+ "timeout"=> "3000"
+ }
+ }
+ app_db_config(config_sample)
+ assert_equal Rails::DBConsole.new.config, config_sample["test"]
+ end
+
+ def test_config_with_no_db_config
+ app_db_config(nil)
+ assert_raise(ActiveRecord::AdapterNotSpecified) {
+ Rails::DBConsole.new.config
+ }
+ end
+
+ def test_config_with_database_url_only
+ ENV['DATABASE_URL'] = 'sqlite3://foo:bar@localhost:9000/foo_test?pool=5&timeout=3000'
+ app_db_config(nil)
+ assert_equal Rails::DBConsole.new.config.sort, {
+ "adapter"=> "sqlite3",
+ "host"=> "localhost",
+ "port"=> 9000,
+ "database"=> "foo_test",
+ "username"=> "foo",
+ "password"=> "bar",
+ "pool"=> "5",
+ "timeout"=> "3000"
+ }.sort
+ end
+
+ def test_config_choose_database_url_if_exists
+ ENV['DATABASE_URL'] = 'sqlite3://foo:bar@dburl:9000/foo_test?pool=5&timeout=3000'
+ sample_config = {
+ "test" => {
+ "adapter"=> "sqlite3",
+ "host"=> "localhost",
+ "port"=> 9000,
+ "database"=> "foo_test",
+ "username"=> "foo",
+ "password"=> "bar",
+ "pool"=> "5",
+ "timeout"=> "3000"
+ }
+ }
+ app_db_config(sample_config)
+ assert_equal Rails::DBConsole.new.config["host"], "dburl"
end
def test_env
@@ -177,6 +220,10 @@ class Rails::DBConsoleTest < ActiveSupport::TestCase
private
+ def app_db_config(results)
+ Rails.application.config.stubs(:database_configuration).returns(results)
+ end
+
def dbconsole
@dbconsole ||= Rails::DBConsole.new(nil)
end
@@ -197,11 +244,4 @@ class Rails::DBConsoleTest < ActiveSupport::TestCase
end
end
- def app_db_file(result)
- IO.stubs(:read).with("config/database.yml").returns(result)
- end
-
- def app_config(result)
- Rails.application.config.stubs(:database_configuration).returns(result.stringify_keys)
- end
end
diff --git a/railties/test/configuration/middleware_stack_proxy_test.rb b/railties/test/configuration/middleware_stack_proxy_test.rb
index 2442cb995d..6f3e45f320 100644
--- a/railties/test/configuration/middleware_stack_proxy_test.rb
+++ b/railties/test/configuration/middleware_stack_proxy_test.rb
@@ -39,7 +39,7 @@ module Rails
@stack.swap :foo
@stack.delete :foo
- mock = MiniTest::Mock.new
+ mock = Minitest::Mock.new
mock.expect :send, nil, [:swap, :foo]
mock.expect :send, nil, [:delete, :foo]
@@ -50,7 +50,7 @@ module Rails
private
def assert_playback(msg_name, args)
- mock = MiniTest::Mock.new
+ mock = Minitest::Mock.new
mock.expect :send, nil, [msg_name, args]
@stack.merge_into(mock)
mock.verify
diff --git a/railties/test/generators/generators_test_helper.rb b/railties/test/generators/generators_test_helper.rb
index 32a3d072c9..77ec2f1c0c 100644
--- a/railties/test/generators/generators_test_helper.rb
+++ b/railties/test/generators/generators_test_helper.rb
@@ -1,10 +1,14 @@
require 'abstract_unit'
+require 'active_support/core_ext/module/remove_method'
require 'rails/generators'
require 'rails/generators/test_case'
module Rails
- def self.root
- @root ||= File.expand_path(File.join(File.dirname(__FILE__), '..', 'fixtures'))
+ class << self
+ remove_possible_method :root
+ def root
+ @root ||= File.expand_path(File.join(File.dirname(__FILE__), '..', 'fixtures'))
+ end
end
end
Rails.application.config.root = Rails.root
diff --git a/railties/test/generators/mailer_generator_test.rb b/railties/test/generators/mailer_generator_test.rb
index 6b2351fc1a..120ff3a2df 100644
--- a/railties/test/generators/mailer_generator_test.rb
+++ b/railties/test/generators/mailer_generator_test.rb
@@ -1,7 +1,6 @@
require 'generators/generators_test_helper'
require 'rails/generators/mailer/mailer_generator'
-
class MailerGeneratorTest < Rails::Generators::TestCase
include GeneratorsTestHelper
arguments %w(notifier foo bar)
@@ -23,8 +22,11 @@ class MailerGeneratorTest < Rails::Generators::TestCase
end
def test_check_class_collision
- content = capture(:stderr){ run_generator ["object"] }
- assert_match(/The name 'Object' is either already used in your application or reserved/, content)
+ Object.send :const_set, :Notifier, Class.new
+ content = capture(:stderr){ run_generator }
+ assert_match(/The name 'Notifier' is either already used in your application or reserved/, content)
+ ensure
+ Object.send :remove_const, :Notifier
end
def test_invokes_default_test_framework
@@ -34,6 +36,31 @@ class MailerGeneratorTest < Rails::Generators::TestCase
assert_match(/test "foo"/, test)
assert_match(/test "bar"/, test)
end
+ assert_file "test/mailers/previews/notifier_preview.rb" do |mailer|
+ assert_match(/class NotifierPreview < ActionMailer::Preview/, mailer)
+ assert_instance_method :foo, mailer do |foo|
+ assert_match(/Notifier.foo/, foo)
+ end
+ assert_instance_method :bar, mailer do |bar|
+ assert_match(/Notifier.bar/, bar)
+ end
+ end
+ end
+
+ def test_check_test_class_collision
+ Object.send :const_set, :NotifierTest, Class.new
+ content = capture(:stderr){ run_generator }
+ assert_match(/The name 'NotifierTest' is either already used in your application or reserved/, content)
+ ensure
+ Object.send :remove_const, :NotifierTest
+ end
+
+ def test_check_preview_class_collision
+ Object.send :const_set, :NotifierPreview, Class.new
+ content = capture(:stderr){ run_generator }
+ assert_match(/The name 'NotifierPreview' is either already used in your application or reserved/, content)
+ ensure
+ Object.send :remove_const, :NotifierPreview
end
def test_invokes_default_template_engine
@@ -65,6 +92,9 @@ class MailerGeneratorTest < Rails::Generators::TestCase
assert_match(/class Farm::Animal < ActionMailer::Base/, mailer)
assert_match(/en\.farm\.animal\.moos\.subject/, mailer)
end
+ assert_file "test/mailers/previews/farm/animal_preview.rb" do |mailer|
+ assert_match(/class Farm::AnimalPreview < ActionMailer::Preview/, mailer)
+ end
assert_file "app/views/farm/animal/moos.text.erb"
end