# frozen_string_literal: true
RSpec.describe "App action / View rendering / Automatic rendering", :app_integration do
it "Renders a view automatically, passing all params and exposures" do
within_app do
write "app/actions/profile/show.rb", <<~RUBY
module TestApp
module Actions
module Profile
class Show < TestApp::Action
def handle(req, res)
res[:favorite_number] = 123
end
end
end
end
end
RUBY
write "app/views/profile/show.rb", <<~RUBY
module TestApp
module Views
module Profile
class Show < TestApp::View
expose :name, :favorite_number
end
end
end
end
RUBY
write "app/templates/profile/show.html.slim", <<~'SLIM'
h1 Hello, #{name}. Your favorite number is #{favorite_number}, right?
SLIM
require "hanami/prepare"
action = TestApp::App["actions.profile.show"]
response = action.(name: "Jennifer")
rendered = response.body[0]
expect(rendered).to eq "
Hello, Jennifer. Your favorite number is 123, right?
"
expect(response.status).to eq 200
end
end
it "Does not render a view automatically when #render? returns false " do
within_app do
write "app/actions/profile/show.rb", <<~RUBY
module TestApp
module Actions
module Profile
class Show < TestApp::Action
def handle(req, res)
res[:favorite_number] = 123
end
def auto_render?(_res)
false
end
end
end
end
end
RUBY
write "app/views/profile/show.rb", <<~RUBY
module TestApp
module Views
module Profile
class Show < TestApp::View
expose :name, :favorite_number
end
end
end
end
RUBY
write "app/templates/profile/show.html.slim", <<~'SLIM'
h1 Hello, #{name}. Your favorite number is #{favorite_number}, right?
SLIM
require "hanami/prepare"
action = TestApp::App["actions.profile.show"]
response = action.(name: "Jennifer")
expect(response.body).to eq []
expect(response.status).to eq 200
end
end
it "Doesn't render view automatically when body is already assigned" do
within_app do
write "app/actions/profile/show.rb", <<~RUBY
module TestApp
module Actions
module Profile
class Show < TestApp::Action
def handle(req, res)
res.body = "200: Okay okay okay"
end
end
end
end
end
RUBY
write "app/views/profile/show.rb", <<~RUBY
module TestApp
module Views
module Profile
class Show < TestApp::View
expose :name, :favorite_number
end
end
end
end
RUBY
write "app/templates/profile/show.html.slim", <<~'SLIM'
h1 Hello, #{name}. Your favorite number is #{favorite_number}, right?
SLIM
require "hanami/prepare"
action = TestApp::App["actions.profile.show"]
response = action.(name: "Jennifer")
rendered = response.body[0]
expect(rendered).to eq "200: Okay okay okay"
expect(response.status).to eq 200
end
end
it "Doesn't render view automatically when halt is called" do
within_app do
write "app/actions/profile/show.rb", <<~RUBY
module TestApp
module Actions
module Profile
class Show < TestApp::Action
def handle(req, res)
halt 404
end
end
end
end
end
RUBY
write "app/views/profile/show.rb", <<~RUBY
module TestApp
module Views
module Profile
class Show < TestApp::View
expose :name
end
end
end
end
RUBY
# This template will crash if not rendered with a valid `name` string. The absence
# of a crash here tells us that the view was never rendered.
write "app/templates/profile/show.html.slim", <<~'SLIM'
h1 Hello, #{name.to_str}!
SLIM
require "hanami/prepare"
# Call the action without a `name` param, thereby ensuring the view will raise an
# error if rendered
action = TestApp::App["actions.profile.show"]
response = action.({})
rendered = response.body[0]
aggregate_failures do
expect(rendered).to eq "Not Found"
expect(response.status).to eq 404
end
end
end
it "Does not render if no view is available" do
within_app do
write "app/actions/profile/show.rb", <<~RUBY
module TestApp
module Actions
module Profile
class Show < TestApp::Action
end
end
end
end
RUBY
require "hanami/prepare"
action = TestApp::App["actions.profile.show"]
response = action.({})
expect(response.body).to eq []
expect(response.status).to eq 200
end
end
def within_app
with_tmp_directory(Dir.mktmpdir) do
write "config/app.rb", <<~RUBY
require "hanami"
module TestApp
class App < Hanami::App
end
end
RUBY
write "app/action.rb", <<~RUBY
# auto_register: false
module TestApp
class Action < Hanami::Action
end
end
RUBY
write "app/view.rb", <<~RUBY
# auto_register: false
require "hanami/view"
module TestApp
class View < Hanami::View
end
end
RUBY
write "app/templates/layouts/app.html.slim", <<~SLIM
html
body
== yield
SLIM
yield
end
end
end