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# encoding: utf-8
require 'abstract_unit'
class BaseTest < ActiveSupport::TestCase
# TODO Add some tests for implicity layout render and url helpers
# so we can get rid of old base tests altogether with old base.
class BaseMailer < ActionMailer::Base
self.mailer_name = "base_mailer"
default :to => 'system@test.lindsaar.net',
:from => 'jose@test.plataformatec.com',
:reply_to => 'mikel@test.lindsaar.net'
def welcome(hash = {})
headers['X-SPAM'] = "Not SPAM"
mail({:subject => "The first email on new API!"}.merge!(hash))
end
def welcome_with_headers(hash = {})
headers hash
mail
end
def welcome_from_another_path(path)
mail(:template_name => "welcome", :template_path => path)
end
def html_only(hash = {})
mail(hash)
end
def plain_text_only(hash = {})
mail(hash)
end
def attachment_with_content(hash = {})
attachments['invoice.pdf'] = 'This is test File content'
mail(hash)
end
def attachment_with_hash
attachments['invoice.jpg'] = { :data => "you smiling", :mime_type => "image/x-jpg",
:transfer_encoding => "base64" }
mail
end
def implicit_multipart(hash = {})
attachments['invoice.pdf'] = 'This is test File content' if hash.delete(:attachments)
mail(hash)
end
def implicit_with_locale(hash = {})
mail(hash)
end
def explicit_multipart(hash = {})
attachments['invoice.pdf'] = 'This is test File content' if hash.delete(:attachments)
mail(hash) do |format|
format.text { render :text => "TEXT Explicit Multipart" }
format.html { render :text => "HTML Explicit Multipart" }
end
end
def explicit_multipart_templates(hash = {})
mail(hash) do |format|
format.html
format.text
end
end
def explicit_multipart_with_any(hash = {})
mail(hash) do |format|
format.any(:text, :html){ render :text => "Format with any!" }
end
end
def explicit_multipart_with_options(include_html = false)
mail do |format|
format.text(:content_transfer_encoding => "base64"){ render "welcome" }
format.html{ render "welcome" } if include_html
end
end
def explicit_multipart_with_one_template(hash = {})
mail(hash) do |format|
format.html
format.text
end
end
def implicit_different_template(template_name='')
mail(:template_name => template_name)
end
def explicit_different_template(template_name='')
mail do |format|
format.text { render :template => "#{mailer_name}/#{template_name}" }
format.html { render :template => "#{mailer_name}/#{template_name}" }
end
end
def different_layout(layout_name='')
mail do |format|
format.text { render :layout => layout_name }
format.html { render :layout => layout_name }
end
end
end
test "method call to mail does not raise error" do
assert_nothing_raised { BaseMailer.welcome }
end
# Basic mail usage without block
test "mail() should set the headers of the mail message" do
email = BaseMailer.welcome
assert_equal(['system@test.lindsaar.net'], email.to)
assert_equal(['jose@test.plataformatec.com'], email.from)
assert_equal('The first email on new API!', email.subject)
end
test "mail() with from overwrites the class level default" do
email = BaseMailer.welcome(:from => 'someone@example.com',
:to => 'another@example.org')
assert_equal(['someone@example.com'], email.from)
assert_equal(['another@example.org'], email.to)
end
test "mail() with bcc, cc, content_type, charset, mime_version, reply_to and date" do
@time = Time.now.beginning_of_day.to_datetime
email = BaseMailer.welcome(:bcc => 'bcc@test.lindsaar.net',
:cc => 'cc@test.lindsaar.net',
:content_type => 'multipart/mixed',
:charset => 'iso-8559-1',
:mime_version => '2.0',
:reply_to => 'reply-to@test.lindsaar.net',
:date => @time)
assert_equal(['bcc@test.lindsaar.net'], email.bcc)
assert_equal(['cc@test.lindsaar.net'], email.cc)
assert_equal('multipart/mixed; charset=iso-8559-1', email.content_type)
assert_equal('iso-8559-1', email.charset)
assert_equal('2.0', email.mime_version)
assert_equal(['reply-to@test.lindsaar.net'], email.reply_to)
assert_equal(@time, email.date)
end
test "mail() renders the template using the method being processed" do
email = BaseMailer.welcome
assert_equal("Welcome", email.body.encoded)
end
test "can pass in :body to the mail method hash" do
email = BaseMailer.welcome(:body => "Hello there")
assert_equal("text/plain", email.mime_type)
assert_equal("Hello there", email.body.encoded)
end
test "should set template content type if mail has only one part" do
mail = BaseMailer.html_only
assert_equal('text/html', mail.mime_type)
mail = BaseMailer.plain_text_only
assert_equal('text/plain', mail.mime_type)
end
# Custom headers
test "custom headers" do
email = BaseMailer.welcome
assert_equal("Not SPAM", email['X-SPAM'].decoded)
end
test "can pass random headers in as a hash to mail" do
hash = {'X-Special-Domain-Specific-Header' => "SecretValue",
'In-Reply-To' => '1234@mikel.me.com' }
mail = BaseMailer.welcome(hash)
assert_equal('SecretValue', mail['X-Special-Domain-Specific-Header'].decoded)
assert_equal('1234@mikel.me.com', mail['In-Reply-To'].decoded)
end
test "can pass random headers in as a hash to headers" do
hash = {'X-Special-Domain-Specific-Header' => "SecretValue",
'In-Reply-To' => '1234@mikel.me.com' }
mail = BaseMailer.welcome_with_headers(hash)
assert_equal('SecretValue', mail['X-Special-Domain-Specific-Header'].decoded)
assert_equal('1234@mikel.me.com', mail['In-Reply-To'].decoded)
end
# Attachments
test "attachment with content" do
email = BaseMailer.attachment_with_content
assert_equal(1, email.attachments.length)
assert_equal('invoice.pdf', email.attachments[0].filename)
assert_equal('This is test File content', email.attachments['invoice.pdf'].decoded)
end
test "attachment gets content type from filename" do
email = BaseMailer.attachment_with_content
assert_equal('invoice.pdf', email.attachments[0].filename)
end
test "attachment with hash" do
email = BaseMailer.attachment_with_hash
assert_equal(1, email.attachments.length)
assert_equal('invoice.jpg', email.attachments[0].filename)
expected = "\312\213\254\232)b"
expected.force_encoding(Encoding::BINARY) if '1.9'.respond_to?(:force_encoding)
assert_equal expected, email.attachments['invoice.jpg'].decoded
end
test "sets mime type to multipart/mixed when attachment is included" do
email = BaseMailer.attachment_with_content
assert_equal(1, email.attachments.length)
assert_equal("multipart/mixed", email.mime_type)
end
test "adds the rendered template as part" do
email = BaseMailer.attachment_with_content
assert_equal(2, email.parts.length)
assert_equal("multipart/mixed", email.mime_type)
assert_equal("text/html", email.parts[0].mime_type)
assert_equal("Attachment with content", email.parts[0].body.encoded)
assert_equal("application/pdf", email.parts[1].mime_type)
assert_equal("VGhpcyBpcyB0ZXN0IEZpbGUgY29udGVudA==\r\n", email.parts[1].body.encoded)
end
test "adds the given :body as part" do
email = BaseMailer.attachment_with_content(:body => "I'm the eggman")
assert_equal(2, email.parts.length)
assert_equal("multipart/mixed", email.mime_type)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("I'm the eggman", email.parts[0].body.encoded)
assert_equal("application/pdf", email.parts[1].mime_type)
assert_equal("VGhpcyBpcyB0ZXN0IEZpbGUgY29udGVudA==\r\n", email.parts[1].body.encoded)
end
# Defaults values
test "uses default charset from class" do
with_default BaseMailer, :charset => "US-ASCII" do
email = BaseMailer.welcome
assert_equal("US-ASCII", email.charset)
email = BaseMailer.welcome(:charset => "iso-8559-1")
assert_equal("iso-8559-1", email.charset)
end
end
test "uses default content type from class" do
with_default BaseMailer, :content_type => "text/html" do
email = BaseMailer.welcome
assert_equal("text/html", email.mime_type)
email = BaseMailer.welcome(:content_type => "text/plain")
assert_equal("text/plain", email.mime_type)
end
end
test "uses default mime version from class" do
with_default BaseMailer, :mime_version => "2.0" do
email = BaseMailer.welcome
assert_equal("2.0", email.mime_version)
email = BaseMailer.welcome(:mime_version => "1.0")
assert_equal("1.0", email.mime_version)
end
end
test "uses random default headers from class" do
with_default BaseMailer, "X-Custom" => "Custom" do
email = BaseMailer.welcome
assert_equal("Custom", email["X-Custom"].decoded)
end
end
test "subject gets default from I18n" do
BaseMailer.default :subject => nil
email = BaseMailer.welcome(:subject => nil)
assert_equal "Welcome", email.subject
I18n.backend.store_translations('en', :actionmailer => {:base_mailer => {:welcome => {:subject => "New Subject!"}}})
email = BaseMailer.welcome(:subject => nil)
assert_equal "New Subject!", email.subject
end
# Implicit multipart
test "implicit multipart" do
email = BaseMailer.implicit_multipart
assert_equal(2, email.parts.size)
assert_equal("multipart/alternative", email.mime_type)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("TEXT Implicit Multipart", email.parts[0].body.encoded)
assert_equal("text/html", email.parts[1].mime_type)
assert_equal("HTML Implicit Multipart", email.parts[1].body.encoded)
end
test "implicit multipart with sort order" do
order = ["text/html", "text/plain"]
with_default BaseMailer, :parts_order => order do
email = BaseMailer.implicit_multipart
assert_equal("text/html", email.parts[0].mime_type)
assert_equal("text/plain", email.parts[1].mime_type)
email = BaseMailer.implicit_multipart(:parts_order => order.reverse)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("text/html", email.parts[1].mime_type)
end
end
test "implicit multipart with attachments creates nested parts" do
email = BaseMailer.implicit_multipart(:attachments => true)
assert_equal("application/pdf", email.parts[0].mime_type)
assert_equal("multipart/alternative", email.parts[1].mime_type)
assert_equal("text/plain", email.parts[1].parts[0].mime_type)
assert_equal("TEXT Implicit Multipart", email.parts[1].parts[0].body.encoded)
assert_equal("text/html", email.parts[1].parts[1].mime_type)
assert_equal("HTML Implicit Multipart", email.parts[1].parts[1].body.encoded)
end
test "implicit multipart with attachments and sort order" do
order = ["text/html", "text/plain"]
with_default BaseMailer, :parts_order => order do
email = BaseMailer.implicit_multipart(:attachments => true)
assert_equal("application/pdf", email.parts[0].mime_type)
assert_equal("multipart/alternative", email.parts[1].mime_type)
assert_equal("text/plain", email.parts[1].parts[1].mime_type)
assert_equal("text/html", email.parts[1].parts[0].mime_type)
end
end
test "implicit multipart with default locale" do
email = BaseMailer.implicit_with_locale
assert_equal(2, email.parts.size)
assert_equal("multipart/alternative", email.mime_type)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("Implicit with locale TEXT", email.parts[0].body.encoded)
assert_equal("text/html", email.parts[1].mime_type)
assert_equal("Implicit with locale EN HTML", email.parts[1].body.encoded)
end
test "implicit multipart with other locale" do
swap I18n, :locale => :pl do
email = BaseMailer.implicit_with_locale
assert_equal(2, email.parts.size)
assert_equal("multipart/alternative", email.mime_type)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("Implicit with locale PL TEXT", email.parts[0].body.encoded)
assert_equal("text/html", email.parts[1].mime_type)
assert_equal("Implicit with locale HTML", email.parts[1].body.encoded)
end
end
test "implicit multipart with several view paths uses the first one with template" do
old = BaseMailer.view_paths
begin
BaseMailer.view_paths = [File.join(FIXTURE_LOAD_PATH, "another.path")] + old.dup
email = BaseMailer.welcome
assert_equal("Welcome from another path", email.body.encoded)
ensure
BaseMailer.view_paths = old
end
end
test "implicit multipart with inexistent templates uses the next view path" do
old = BaseMailer.view_paths
begin
BaseMailer.view_paths = [File.join(FIXTURE_LOAD_PATH, "unknown")] + old.dup
email = BaseMailer.welcome
assert_equal("Welcome", email.body.encoded)
ensure
BaseMailer.view_paths = old
end
end
# Explicit multipart
test "explicit multipart" do
email = BaseMailer.explicit_multipart
assert_equal(2, email.parts.size)
assert_equal("multipart/alternative", email.mime_type)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("TEXT Explicit Multipart", email.parts[0].body.encoded)
assert_equal("text/html", email.parts[1].mime_type)
assert_equal("HTML Explicit Multipart", email.parts[1].body.encoded)
end
test "explicit multipart have a boundary" do
mail = BaseMailer.explicit_multipart
assert_not_nil(mail.content_type_parameters[:boundary])
end
test "explicit multipart does not sort order" do
order = ["text/html", "text/plain"]
with_default BaseMailer, :parts_order => order do
email = BaseMailer.explicit_multipart
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("text/html", email.parts[1].mime_type)
email = BaseMailer.explicit_multipart(:parts_order => order.reverse)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("text/html", email.parts[1].mime_type)
end
end
test "explicit multipart with attachments creates nested parts" do
email = BaseMailer.explicit_multipart(:attachments => true)
assert_equal("application/pdf", email.parts[0].mime_type)
assert_equal("multipart/alternative", email.parts[1].mime_type)
assert_equal("text/plain", email.parts[1].parts[0].mime_type)
assert_equal("TEXT Explicit Multipart", email.parts[1].parts[0].body.encoded)
assert_equal("text/html", email.parts[1].parts[1].mime_type)
assert_equal("HTML Explicit Multipart", email.parts[1].parts[1].body.encoded)
end
test "explicit multipart with templates" do
email = BaseMailer.explicit_multipart_templates
assert_equal(2, email.parts.size)
assert_equal("multipart/alternative", email.mime_type)
assert_equal("text/html", email.parts[0].mime_type)
assert_equal("HTML Explicit Multipart Templates", email.parts[0].body.encoded)
assert_equal("text/plain", email.parts[1].mime_type)
assert_equal("TEXT Explicit Multipart Templates", email.parts[1].body.encoded)
end
test "explicit multipart with format.any" do
email = BaseMailer.explicit_multipart_with_any
assert_equal(2, email.parts.size)
assert_equal("multipart/alternative", email.mime_type)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("Format with any!", email.parts[0].body.encoded)
assert_equal("text/html", email.parts[1].mime_type)
assert_equal("Format with any!", email.parts[1].body.encoded)
end
test "explicit multipart with format(Hash)" do
email = BaseMailer.explicit_multipart_with_options(true)
email.ready_to_send!
assert_equal(2, email.parts.size)
assert_equal("multipart/alternative", email.mime_type)
assert_equal("text/plain", email.parts[0].mime_type)
assert_equal("base64", email.parts[0].content_transfer_encoding)
assert_equal("text/html", email.parts[1].mime_type)
assert_equal("7bit", email.parts[1].content_transfer_encoding)
end
test "explicit multipart with one part is rendered as body and options are merged" do
email = BaseMailer.explicit_multipart_with_options
assert_equal(0, email.parts.size)
assert_equal("text/plain", email.mime_type)
assert_equal("base64", email.content_transfer_encoding)
end
test "explicit multipart with one template has the expected format" do
email = BaseMailer.explicit_multipart_with_one_template
assert_equal(2, email.parts.size)
assert_equal("multipart/alternative", email.mime_type)
assert_equal("text/html", email.parts[0].mime_type)
assert_equal("[:html]", email.parts[0].body.encoded)
assert_equal("text/plain", email.parts[1].mime_type)
assert_equal("[:text]", email.parts[1].body.encoded)
end
# Class level API with method missing
test "should respond to action methods" do
assert BaseMailer.respond_to?(:welcome)
assert BaseMailer.respond_to?(:implicit_multipart)
assert !BaseMailer.respond_to?(:mail)
assert !BaseMailer.respond_to?(:headers)
end
test "calling just the action should return the generated mail object" do
BaseMailer.deliveries.clear
email = BaseMailer.welcome
assert_equal(0, BaseMailer.deliveries.length)
assert_equal('The first email on new API!', email.subject)
end
test "calling deliver on the action should deliver the mail object" do
BaseMailer.deliveries.clear
BaseMailer.expects(:deliver_mail).once
mail = BaseMailer.welcome.deliver
assert_instance_of Mail::Message, mail
end
test "calling deliver on the action should increment the deliveries collection if using the test mailer" do
BaseMailer.delivery_method = :test
BaseMailer.deliveries.clear
BaseMailer.welcome.deliver
assert_equal(1, BaseMailer.deliveries.length)
end
test "calling deliver, ActionMailer should yield back to mail to let it call :do_delivery on itself" do
mail = Mail::Message.new
mail.expects(:do_delivery).once
BaseMailer.expects(:welcome).returns(mail)
BaseMailer.welcome.deliver
end
# Rendering
test "you can specify a different template for implicit render" do
mail = BaseMailer.implicit_different_template('implicit_multipart')
assert_equal("HTML Implicit Multipart", mail.html_part.body.decoded)
assert_equal("TEXT Implicit Multipart", mail.text_part.body.decoded)
end
test "you can specify a different template for explicit render" do
mail = BaseMailer.explicit_different_template('explicit_multipart_templates')
assert_equal("HTML Explicit Multipart Templates", mail.html_part.body.decoded)
assert_equal("TEXT Explicit Multipart Templates", mail.text_part.body.decoded)
end
test "you can specify a different layout" do
mail = BaseMailer.different_layout('different_layout')
assert_equal("HTML -- HTML", mail.html_part.body.decoded)
assert_equal("PLAIN -- PLAIN", mail.text_part.body.decoded)
end
test "you can specify the template path for implicit lookup" do
mail = BaseMailer.welcome_from_another_path('another.path/base_mailer')
assert_equal("Welcome from another path", mail.body.encoded)
mail = BaseMailer.welcome_from_another_path(['unknown/invalid', 'another.path/base_mailer'])
assert_equal("Welcome from another path", mail.body.encoded)
end
# Before and After hooks
class MyObserver
def self.delivered_email(mail)
end
end
test "you can register an observer to the mail object that gets informed on email delivery" do
ActionMailer::Base.register_observer(MyObserver)
mail = BaseMailer.welcome
MyObserver.expects(:delivered_email).with(mail)
mail.deliver
end
class MyInterceptor
def self.delivering_email(mail)
end
end
test "you can register an interceptor to the mail object that gets passed the mail object before delivery" do
ActionMailer::Base.register_interceptor(MyInterceptor)
mail = BaseMailer.welcome
MyInterceptor.expects(:delivering_email).with(mail)
mail.deliver
end
protected
# Execute the block setting the given values and restoring old values after
# the block is executed.
def swap(klass, new_values)
old_values = {}
new_values.each do |key, value|
old_values[key] = klass.send key
klass.send :"#{key}=", value
end
yield
ensure
old_values.each do |key, value|
klass.send :"#{key}=", value
end
end
def with_default(klass, new_values)
old = klass.default_params
klass.default(new_values)
yield
ensure
klass.default_params = old
end
end
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