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rails--rails/actionpack/test/controller/render_test.rb

526 lines
14 KiB
Ruby

require 'abstract_unit'
require 'controller/fake_models'
module Fun
class GamesController < ActionController::Base
def hello_world
end
end
end
# FIXME: crashes Ruby 1.9
class TestController < ActionController::Base
layout :determine_layout
def hello_world
end
def render_hello_world
render :template => "test/hello_world"
end
def render_hello_world_with_forward_slash
render :template => "/test/hello_world"
end
def render_template_in_top_directory
render :template => 'shared'
end
def render_template_in_top_directory_with_slash
render :template => '/shared'
end
def render_hello_world_from_variable
@person = "david"
render :text => "hello #{@person}"
end
def render_action_hello_world
render :action => "hello_world"
end
def render_action_hello_world_with_symbol
render :action => :hello_world
end
def render_text_hello_world
render :text => "hello world"
end
def render_json_hello_world
render :json => {:hello => 'world'}.to_json
end
def render_json_hello_world_with_callback
render :json => {:hello => 'world'}.to_json, :callback => 'alert'
end
def render_json_with_custom_content_type
render :json => {:hello => 'world'}.to_json, :content_type => 'text/javascript'
end
def render_symbol_json
render :json => {:hello => 'world'}.to_json
end
def render_custom_code
render :text => "hello world", :status => 404
end
def render_custom_code_rjs
render :update, :status => 404 do |page|
page.replace :foo, :partial => 'partial'
end
end
def render_text_with_nil
render :text => nil
end
def render_text_with_false
render :text => false
end
def render_nothing_with_appendix
render :text => "appended"
end
def render_invalid_args
render("test/hello")
end
def render_xml_hello
@name = "David"
render :template => "test/hello"
end
def render_xml_with_custom_content_type
render :xml => "<blah/>", :content_type => "application/atomsvc+xml"
end
def render_line_offset
begin
render :inline => '<% raise %>', :locals => {:foo => 'bar'}
rescue RuntimeError => exc
end
line = exc.backtrace.first
render :text => line
end
def heading
head :ok
end
def greeting
# let's just rely on the template
end
def layout_test
render :action => "hello_world"
end
def builder_layout_test
render :action => "hello"
end
def builder_partial_test
render :action => "hello_world_container"
end
def partials_list
@test_unchanged = 'hello'
@customers = [ Customer.new("david"), Customer.new("mary") ]
render :action => "list"
end
def partial_only
render :partial => true
end
def hello_in_a_string
@customers = [ Customer.new("david"), Customer.new("mary") ]
render :text => "How's there? " + render_to_string(:template => "test/list")
end
def accessing_params_in_template
render :inline => "Hello: <%= params[:name] %>"
end
def accessing_local_assigns_in_inline_template
name = params[:local_name]
render :inline => "<%= 'Goodbye, ' + local_name %>",
:locals => { :local_name => name }
end
def formatted_html_erb
end
def formatted_xml_erb
end
def render_to_string_test
@foo = render_to_string :inline => "this is a test"
end
def partial
render :partial => 'partial'
end
def partial_dot_html
render :partial => 'partial.html.erb'
end
def partial_as_rjs
render :update do |page|
page.replace :foo, :partial => 'partial'
end
end
def respond_to_partial_as_rjs
respond_to do |format|
format.js do
render :update do |page|
page.replace :foo, :partial => 'partial'
end
end
end
end
def default_render
if @alternate_default_render
@alternate_default_render.call
else
render
end
end
def render_alternate_default
# For this test, the method "default_render" is overridden:
@alternate_default_render = lambda {
render :update do |page|
page.replace :foo, :partial => 'partial'
end
}
end
def rescue_action(e) raise end
private
def determine_layout
case action_name
when "layout_test"; "layouts/standard"
when "builder_layout_test"; "layouts/builder"
when "render_symbol_json"; "layouts/standard" # to make sure layouts don't interfere
end
end
end
TestController.view_paths = [FIXTURE_LOAD_PATH]
Fun::GamesController.view_paths = [FIXTURE_LOAD_PATH]
class RenderTest < Test::Unit::TestCase
def setup
@request = ActionController::TestRequest.new
@response = ActionController::TestResponse.new
@controller = TestController.new
@request.host = "www.nextangle.com"
end
def test_simple_show
get :hello_world
assert_response 200
assert_template "test/hello_world"
end
def test_render
get :render_hello_world
assert_template "test/hello_world"
end
def test_line_offset
get :render_line_offset
line = @response.body
assert(line =~ %r{:(\d+):})
assert_equal "1", $1
end
def test_render_with_forward_slash
get :render_hello_world_with_forward_slash
assert_template "test/hello_world"
end
def test_render_in_top_directory
get :render_template_in_top_directory
assert_template "shared"
assert_equal "Elastica", @response.body
end
def test_render_in_top_directory_with_slash
get :render_template_in_top_directory_with_slash
assert_template "shared"
assert_equal "Elastica", @response.body
end
def test_render_from_variable
get :render_hello_world_from_variable
assert_equal "hello david", @response.body
end
def test_render_action
get :render_action_hello_world
assert_template "test/hello_world"
end
def test_render_action_with_symbol
get :render_action_hello_world_with_symbol
assert_template "test/hello_world"
end
def test_render_text
get :render_text_hello_world
assert_equal "hello world", @response.body
end
def test_render_json
get :render_json_hello_world
assert_equal '{"hello": "world"}', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_json_with_callback
get :render_json_hello_world_with_callback
assert_equal 'alert({"hello": "world"})', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_json_with_custom_content_type
get :render_json_with_custom_content_type
assert_equal '{"hello": "world"}', @response.body
assert_equal 'text/javascript', @response.content_type
end
def test_render_symbol_json
get :render_symbol_json
assert_equal '{"hello": "world"}', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_custom_code
get :render_custom_code
assert_response 404
assert_equal 'hello world', @response.body
end
def test_render_custom_code_rjs
get :render_custom_code_rjs
assert_response 404
assert_equal %(Element.replace("foo", "partial html");), @response.body
end
def test_render_text_with_nil
get :render_text_with_nil
assert_response 200
assert_equal '', @response.body
end
def test_render_text_with_false
get :render_text_with_false
assert_equal 'false', @response.body
end
def test_render_nothing_with_appendix
get :render_nothing_with_appendix
assert_response 200
assert_equal 'appended', @response.body
end
def test_attempt_to_render_with_invalid_arguments
assert_raises(ActionController::RenderError) { get :render_invalid_args }
end
def test_attempt_to_access_object_method
assert_raises(ActionController::UnknownAction, "No action responded to [clone]") { get :clone }
end
def test_private_methods
assert_raises(ActionController::UnknownAction, "No action responded to [determine_layout]") { get :determine_layout }
end
def test_render_xml
get :render_xml_hello
assert_equal "<html>\n <p>Hello David</p>\n<p>This is grand!</p>\n</html>\n", @response.body
assert_equal "application/xml", @response.content_type
end
def test_render_xml_with_default
get :greeting
assert_equal "<p>This is grand!</p>\n", @response.body
end
def test_render_xml_with_partial
get :builder_partial_test
assert_equal "<test>\n <hello/>\n</test>\n", @response.body
end
def test_layout_rendering
get :layout_test
assert_equal "<html>Hello world!</html>", @response.body
end
def test_render_xml_with_layouts
get :builder_layout_test
assert_equal "<wrapper>\n<html>\n <p>Hello </p>\n<p>This is grand!</p>\n</html>\n</wrapper>\n", @response.body
end
# def test_partials_list
# get :partials_list
# assert_equal "goodbyeHello: davidHello: marygoodbye\n", process_request.body
# end
def test_partial_only
get :partial_only
assert_equal "only partial", @response.body
end
def test_render_to_string
get :hello_in_a_string
assert_equal "How's there? goodbyeHello: davidHello: marygoodbye\n", @response.body
end
def test_render_to_string_resets_assigns
get :render_to_string_test
assert_equal "The value of foo is: ::this is a test::\n", @response.body
end
def test_nested_rendering
@controller = Fun::GamesController.new
get :hello_world
assert_equal "Living in a nested world", @response.body
end
def test_accessing_params_in_template
get :accessing_params_in_template, :name => "David"
assert_equal "Hello: David", @response.body
end
def test_accessing_local_assigns_in_inline_template
get :accessing_local_assigns_in_inline_template, :local_name => "Local David"
assert_equal "Goodbye, Local David", @response.body
end
def test_render_200_should_set_etag
get :render_hello_world_from_variable
assert_equal etag_for("hello david"), @response.headers['ETag']
assert_equal "private, max-age=0, must-revalidate", @response.headers['Cache-Control']
end
def test_render_against_etag_request_should_304_when_match
@request.headers["HTTP_IF_NONE_MATCH"] = etag_for("hello david")
get :render_hello_world_from_variable
assert_equal "304 Not Modified", @response.headers['Status']
assert @response.body.empty?
end
def test_render_against_etag_request_should_200_when_no_match
@request.headers["HTTP_IF_NONE_MATCH"] = etag_for("hello somewhere else")
get :render_hello_world_from_variable
assert_equal "200 OK", @response.headers['Status']
assert !@response.body.empty?
end
def test_render_with_etag
get :render_hello_world_from_variable
expected_etag = etag_for('hello david')
assert_equal expected_etag, @response.headers['ETag']
@request.headers["HTTP_IF_NONE_MATCH"] = expected_etag
get :render_hello_world_from_variable
assert_equal "304 Not Modified", @response.headers['Status']
@request.headers["HTTP_IF_NONE_MATCH"] = "\"diftag\""
get :render_hello_world_from_variable
assert_equal "200 OK", @response.headers['Status']
end
def render_with_404_shouldnt_have_etag
get :render_custom_code
assert_nil @response.headers['ETag']
end
def test_etag_should_not_be_changed_when_already_set
expected_etag = etag_for("hello somewhere else")
@response.headers["ETag"] = expected_etag
get :render_hello_world_from_variable
assert_equal expected_etag, @response.headers['ETag']
end
def test_etag_should_govern_renders_with_layouts_too
get :builder_layout_test
assert_equal "<wrapper>\n<html>\n <p>Hello </p>\n<p>This is grand!</p>\n</html>\n</wrapper>\n", @response.body
assert_equal etag_for("<wrapper>\n<html>\n <p>Hello </p>\n<p>This is grand!</p>\n</html>\n</wrapper>\n"), @response.headers['ETag']
end
def test_should_render_formatted_template
get :formatted_html_erb
assert_equal 'formatted html erb', @response.body
end
def test_should_render_formatted_xml_erb_template
get :formatted_xml_erb, :format => :xml
assert_equal '<test>passed formatted xml erb</test>', @response.body
end
def test_should_render_formatted_html_erb_template
get :formatted_xml_erb
assert_equal '<test>passed formatted html erb</test>', @response.body
end
def test_should_render_formatted_html_erb_template_with_faulty_accepts_header
@request.env["HTTP_ACCEPT"] = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, appliction/x-shockwave-flash, */*"
get :formatted_xml_erb
assert_equal '<test>passed formatted html erb</test>', @response.body
end
def test_should_render_html_formatted_partial
get :partial
assert_equal 'partial html', @response.body
end
def test_should_render_html_partial_with_dot
get :partial_dot_html
assert_equal 'partial html', @response.body
end
def test_should_render_html_formatted_partial_with_rjs
xhr :get, :partial_as_rjs
assert_equal %(Element.replace("foo", "partial html");), @response.body
end
def test_should_render_html_formatted_partial_with_rjs_and_js_format
xhr :get, :respond_to_partial_as_rjs
assert_equal %(Element.replace("foo", "partial html");), @response.body
end
def test_should_render_js_partial
xhr :get, :partial, :format => 'js'
assert_equal 'partial js', @response.body
end
def test_should_render_with_alternate_default_render
xhr :get, :render_alternate_default
assert_equal %(Element.replace("foo", "partial html");), @response.body
end
def test_should_render_xml_but_keep_custom_content_type
get :render_xml_with_custom_content_type
assert_equal "application/atomsvc+xml", @response.content_type
end
protected
def etag_for(text)
%("#{Digest::MD5.hexdigest(text)}")
end
end