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require "abstract_unit"
class HelperMailer < ActionMailer::Base
def use_mail_helper
@text = "But soft! What light through yonder window breaks? It is the east, " +
"and Juliet is the sun. Arise, fair sun, and kill the envious moon, " +
"which is sick and pale with grief that thou, her maid, art far more " +
"fair than she. Be not her maid, for she is envious! Her vestal " +
"livery is but sick and green, and none but fools do wear it. Cast " +
"it off!"
mail_with_defaults do |format|
format.html { render(inline: "<%= block_format @text %>") }
end
end
def use_format_paragraph
@text = "But soft! What light through yonder window breaks?"
mail_with_defaults do |format|
format.html { render(inline: "<%= format_paragraph @text, 15, 1 %>") }
end
end
def use_format_paragraph_with_long_first_word
@text = "Antidisestablishmentarianism is very long."
mail_with_defaults do |format|
format.html { render(inline: "<%= format_paragraph @text, 10, 1 %>") }
end
end
def use_mailer
mail_with_defaults do |format|
format.html { render(inline: "<%= mailer.message.subject %>") }
end
end
def use_message
mail_with_defaults do |format|
format.html { render(inline: "<%= message.subject %>") }
end
end
def use_block_format
@text = <<-TEXT
This is the
first paragraph.
The second
paragraph.
* item1 * item2
* item3
TEXT
mail_with_defaults do |format|
format.html { render(inline: "<%= block_format @text %>") }
end
end
def use_cache
mail_with_defaults do |format|
format.html { render(inline: "<% cache(:foo) do %>Greetings from a cache helper block<% end %>") }
end
end
private
def mail_with_defaults(&block)
mail(to: "test@localhost", from: "tester@example.com",
subject: "using helpers", &block)
end
end
class MailerHelperTest < ActionMailer::TestCase
def test_use_mail_helper
mail = HelperMailer.use_mail_helper
assert_match %r{ But soft!}, mail.body.encoded
assert_match %r{east, and\r\n Juliet}, mail.body.encoded
end
def test_use_mailer
mail = HelperMailer.use_mailer
assert_match "using helpers", mail.body.encoded
end
def test_use_message
mail = HelperMailer.use_message
assert_match "using helpers", mail.body.encoded
end
def test_use_format_paragraph
mail = HelperMailer.use_format_paragraph
assert_match " But soft! What\r\n light through\r\n yonder window\r\n breaks?", mail.body.encoded
end
def test_use_format_paragraph_with_long_first_word
mail = HelperMailer.use_format_paragraph_with_long_first_word
assert_equal " Antidisestablishmentarianism\r\n is very\r\n long.", mail.body.encoded
end
def test_use_block_format
mail = HelperMailer.use_block_format
expected = <<-TEXT
This is the first paragraph.
The second paragraph.
* item1
* item2
* item3
TEXT
assert_equal expected.gsub("\n", "\r\n"), mail.body.encoded
end
def test_use_cache
assert_nothing_raised do
mail = HelperMailer.use_cache
assert_equal "Greetings from a cache helper block", mail.body.encoded
end
end
end
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