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# frozen_string_literal: true
require "bundler/inline"
gemfile(true) do
source "https://rubygems.org"
gem "rails"
# If you want to test against edge Rails replace the previous line with this:
# gem "rails", github: "rails/rails", branch: "main"
end
require "action_mailer/railtie"
class TestMailer < ActionMailer::Base
def hello_world
@message = "Hello, world"
mail from: "test@example.com", to: "user@example.com" do |format|
format.html { render inline: "<h1><%= @message %></h1>" }
format.text { render inline: "<%= @message %>" }
end
end
end
require "minitest/autorun"
class BugTest < ActionMailer::TestCase
test "renders HTML and Text body" do
email = TestMailer.hello_world
email.deliver_now
assert_dom_email do
assert_dom "h1", text: "Hello, world"
end
assert_includes email.text_part.body, "Hello, world"
end
end
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