aboutsummaryrefslogblamecommitdiffstats
path: root/actionmailer/test/test_helper_test.rb
blob: 089933e2458c10fff3b63494b2408a7800ee6485 (plain) (tree)
1
2
3
4
5
6
7
8
9
                       
                                       


                                           
                    


                                                      


     
                                                   

                                        
                                                 
                                                          




                                                  
                                           

                                                  






                                                          
                                                           

                                                           
     
 
                           
                                 

     







                                                                                     


                            
                                         


         
 


                                       
                                         

         
 

                            

                                         


         
 

                                      
                                       

                     
 
                            

                                       


                     
 


                            
                             


         
 
                                     
                                                              
                        
                                         

         
 
                                             
     
 
                                      
                                                              
                        

                                         

         
 
                                             
     
 
                                   
                                                              
                         
                                         

         
 
                                             
     



                                 


                                             






                                                              


                                             








                                                              



                                             
















                                                              


                                             




                                             
   

                                                          


                        


                         
                                                    
                                           
                                     

     
require 'abstract_unit'
require 'active_support/testing/stream'

class TestHelperMailer < ActionMailer::Base
  def test
    @world = "Earth"
    mail body: render(inline: "Hello, <%= @world %>"),
      to: "test@example.com",
      from: "tester@example.com"
  end
end

class TestHelperMailerTest < ActionMailer::TestCase
  include ActiveSupport::Testing::Stream

  def test_setup_sets_right_action_mailer_options
    assert_equal :test, ActionMailer::Base.delivery_method
    assert ActionMailer::Base.perform_deliveries
    assert_equal [], ActionMailer::Base.deliveries
  end

  def test_setup_creates_the_expected_mailer
    assert_kind_of Mail::Message, @expected
    assert_equal "1.0", @expected.mime_version
    assert_equal "text/plain", @expected.mime_type
  end

  def test_mailer_class_is_correctly_inferred
    assert_equal TestHelperMailer, self.class.mailer_class
  end

  def test_determine_default_mailer_raises_correct_error
    assert_raise(ActionMailer::NonInferrableMailerError) do
      self.class.determine_default_mailer("NotAMailerTest")
    end
  end

  def test_charset_is_utf_8
    assert_equal "UTF-8", charset
  end

  def test_encode
    assert_equal '=?UTF-8?Q?This_is_=E3=81=82_string?=', encode('This is あ string')
  end

  def test_read_fixture
    assert_equal ['Welcome!'], read_fixture('welcome')
  end

  def test_assert_emails
    assert_nothing_raised do
      assert_emails 1 do
        TestHelperMailer.test.deliver_now
      end
    end
  end

  def test_repeated_assert_emails_calls
    assert_nothing_raised do
      assert_emails 1 do
        TestHelperMailer.test.deliver_now
      end
    end

    assert_nothing_raised do
      assert_emails 2 do
        TestHelperMailer.test.deliver_now
        TestHelperMailer.test.deliver_now
      end
    end
  end

  def test_assert_emails_with_no_block
    assert_nothing_raised do
      TestHelperMailer.test.deliver_now
      assert_emails 1
    end

    assert_nothing_raised do
      TestHelperMailer.test.deliver_now
      TestHelperMailer.test.deliver_now
      assert_emails 3
    end
  end

  def test_assert_no_emails
    assert_nothing_raised do
      assert_no_emails do
        TestHelperMailer.test
      end
    end
  end

  def test_assert_emails_too_few_sent
    error = assert_raise ActiveSupport::TestCase::Assertion do
      assert_emails 2 do
        TestHelperMailer.test.deliver_now
      end
    end

    assert_match(/2 .* but 1/, error.message)
  end

  def test_assert_emails_too_many_sent
    error = assert_raise ActiveSupport::TestCase::Assertion do
      assert_emails 1 do
        TestHelperMailer.test.deliver_now
        TestHelperMailer.test.deliver_now
      end
    end

    assert_match(/1 .* but 2/, error.message)
  end

  def test_assert_no_emails_failure
    error = assert_raise ActiveSupport::TestCase::Assertion do
      assert_no_emails do
        TestHelperMailer.test.deliver_now
      end
    end

    assert_match(/0 .* but 1/, error.message)
  end

  def test_assert_enqueued_emails
    assert_nothing_raised do
      assert_enqueued_emails 1 do
        silence_stream($stdout) do
          TestHelperMailer.test.deliver_later
        end
      end
    end
  end

  def test_assert_enqueued_emails_too_few_sent
    error = assert_raise ActiveSupport::TestCase::Assertion do
      assert_enqueued_emails 2 do
        silence_stream($stdout) do
          TestHelperMailer.test.deliver_later
        end
      end
    end

    assert_match(/2 .* but 1/, error.message)
  end

  def test_assert_enqueued_emails_too_many_sent
    error = assert_raise ActiveSupport::TestCase::Assertion do
      assert_enqueued_emails 1 do
        silence_stream($stdout) do
          TestHelperMailer.test.deliver_later
          TestHelperMailer.test.deliver_later
        end
      end
    end

    assert_match(/1 .* but 2/, error.message)
  end

  def test_assert_no_enqueued_emails
    assert_nothing_raised do
      assert_no_enqueued_emails do
        TestHelperMailer.test.deliver_now
      end
    end
  end

  def test_assert_no_enqueued_emails_failure
    error = assert_raise ActiveSupport::TestCase::Assertion do
      assert_no_enqueued_emails do
        silence_stream($stdout) do
          TestHelperMailer.test.deliver_later
        end
      end
    end

    assert_match(/0 .* but 1/, error.message)
  end
end

class AnotherTestHelperMailerTest < ActionMailer::TestCase
  tests TestHelperMailer

  def setup
    @test_var = "a value"
  end

  def test_setup_shouldnt_conflict_with_mailer_setup
    assert_kind_of Mail::Message, @expected
    assert_equal 'a value', @test_var
  end
end