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rails--rails/actionview/test/template/test_case_test.rb
2013-06-20 17:23:16 +02:00

366 lines
11 KiB
Ruby

require 'abstract_unit'
module ActionView
module ATestHelper
end
module AnotherTestHelper
def from_another_helper
'Howdy!'
end
end
module ASharedTestHelper
def from_shared_helper
'Holla!'
end
end
class TestCase
helper ASharedTestHelper
module SharedTests
def self.included(test_case)
test_case.class_eval do
test "helpers defined on ActionView::TestCase are available" do
assert test_case.ancestors.include?(ASharedTestHelper)
assert_equal 'Holla!', from_shared_helper
end
end
end
end
end
class GeneralViewTest < ActionView::TestCase
include SharedTests
test_case = self
test "memoizes the view" do
assert_same view, view
end
test "exposes view as _view for backwards compatibility" do
assert_same _view, view
end
test "retrieve non existing config values" do
assert_equal nil, ActionView::Base.new.config.something_odd
end
test "works without testing a helper module" do
assert_equal 'Eloy', render('developers/developer', :developer => stub(:name => 'Eloy'))
end
test "can render a layout with block" do
assert_equal "Before (ChrisCruft)\n!\nAfter",
render(:layout => "test/layout_for_partial", :locals => {:name => "ChrisCruft"}) {"!"}
end
helper AnotherTestHelper
test "additional helper classes can be specified as in a controller" do
assert test_case.ancestors.include?(AnotherTestHelper)
assert_equal 'Howdy!', from_another_helper
end
test "determine_default_helper_class returns nil if the test name constant resolves to a class" do
assert_nil self.class.determine_default_helper_class("String")
end
test "delegates notice to request.flash[:notice]" do
view.request.flash.expects(:[]).with(:notice)
view.notice
end
test "delegates alert to request.flash[:alert]" do
view.request.flash.expects(:[]).with(:alert)
view.alert
end
test "uses controller lookup context" do
assert_equal self.lookup_context, @controller.lookup_context
end
end
class ClassMethodsTest < ActionView::TestCase
include SharedTests
test_case = self
tests ATestHelper
test "tests the specified helper module" do
assert_equal ATestHelper, test_case.helper_class
assert test_case.ancestors.include?(ATestHelper)
end
helper AnotherTestHelper
test "additional helper classes can be specified as in a controller" do
assert test_case.ancestors.include?(AnotherTestHelper)
assert_equal 'Howdy!', from_another_helper
test_case.helper_class.module_eval do
def render_from_helper
from_another_helper
end
end
assert_equal 'Howdy!', render(:partial => 'test/from_helper')
end
end
class HelperInclusionTest < ActionView::TestCase
module RenderHelper
def render_from_helper
render :partial => 'customer', :collection => @customers
end
end
helper RenderHelper
test "helper class that is being tested is always included in view instance" do
@controller.controller_path = 'test'
@customers = [stub(:name => 'Eloy'), stub(:name => 'Manfred')]
assert_match(/Hello: EloyHello: Manfred/, render(:partial => 'test/from_helper'))
end
end
class ControllerHelperMethod < ActionView::TestCase
module SomeHelper
def some_method
render :partial => 'test/from_helper'
end
end
helper SomeHelper
test "can call a helper method defined on the current controller from a helper" do
@controller.singleton_class.class_eval <<-EOF, __FILE__, __LINE__ + 1
def render_from_helper
'controller_helper_method'
end
EOF
@controller.class.helper_method :render_from_helper
assert_equal 'controller_helper_method', some_method
end
end
class ViewAssignsTest < ActionView::TestCase
test "view_assigns returns a Hash of user defined ivars" do
@a = 'b'
@c = 'd'
assert_equal({:a => 'b', :c => 'd'}, view_assigns)
end
test "view_assigns excludes internal ivars" do
INTERNAL_IVARS.each do |ivar|
assert defined?(ivar), "expected #{ivar} to be defined"
assert !view_assigns.keys.include?(ivar.to_s.sub('@', '').to_sym), "expected #{ivar} to be excluded from view_assigns"
end
end
end
class HelperExposureTest < ActionView::TestCase
helper(Module.new do
def render_from_helper
from_test_case
end
end)
test "is able to make methods available to the view" do
assert_equal 'Word!', render(:partial => 'test/from_helper')
end
def from_test_case; 'Word!'; end
helper_method :from_test_case
end
class IgnoreProtectAgainstForgeryTest < ActionView::TestCase
module HelperThatInvokesProtectAgainstForgery
def help_me
protect_against_forgery?
end
end
helper HelperThatInvokesProtectAgainstForgery
test "protect_from_forgery? in any helpers returns false" do
assert !view.help_me
end
end
class ATestHelperTest < ActionView::TestCase
include SharedTests
test_case = self
test "inflects the name of the helper module to test from the test case class" do
assert_equal ATestHelper, test_case.helper_class
assert test_case.ancestors.include?(ATestHelper)
end
test "a configured test controller is available" do
assert_kind_of ActionController::Base, controller
assert_equal '', controller.controller_path
end
test "no additional helpers should shared across test cases" do
assert !test_case.ancestors.include?(AnotherTestHelper)
assert_raise(NoMethodError) { send :from_another_helper }
end
test "is able to use routes" do
controller.request.assign_parameters(@routes, 'foo', 'index')
assert_equal '/foo', url_for
assert_equal '/bar', url_for(:controller => 'bar')
end
test "is able to use named routes" do
with_routing do |set|
set.draw { resources :contents }
assert_equal 'http://test.host/contents/new', new_content_url
assert_equal 'http://test.host/contents/1', content_url(:id => 1)
end
end
test "is able to use mounted routes" do
with_routing do |set|
app = Class.new do
def self.routes
@routes ||= ActionDispatch::Routing::RouteSet.new
end
routes.draw { get "bar", :to => lambda {} }
def self.call(*)
end
end
set.draw { mount app => "/foo", :as => "foo_app" }
assert_equal '/foo/bar', foo_app.bar_path
end
end
test "named routes can be used from helper included in view" do
with_routing do |set|
set.draw { resources :contents }
_helpers.module_eval do
def render_from_helper
new_content_url
end
end
assert_equal 'http://test.host/contents/new', render(:partial => 'test/from_helper')
end
end
test "is able to render partials with local variables" do
assert_equal 'Eloy', render('developers/developer', :developer => stub(:name => 'Eloy'))
assert_equal 'Eloy', render(:partial => 'developers/developer',
:locals => { :developer => stub(:name => 'Eloy') })
end
test "is able to render partials from templates and also use instance variables" do
@controller.controller_path = "test"
@customers = [stub(:name => 'Eloy'), stub(:name => 'Manfred')]
assert_match(/Hello: EloyHello: Manfred/, render(:file => 'test/list'))
end
test "is able to render partials from templates and also use instance variables after view has been referenced" do
@controller.controller_path = "test"
view
@customers = [stub(:name => 'Eloy'), stub(:name => 'Manfred')]
assert_match(/Hello: EloyHello: Manfred/, render(:file => 'test/list'))
end
end
class AssertionsTest < ActionView::TestCase
def render_from_helper
form_tag('/foo') do
safe_concat render(:text => '<ul><li>foo</li></ul>')
end
end
helper_method :render_from_helper
test "uses the output_buffer for assert_select" do
render(:partial => 'test/from_helper')
assert_select 'form' do
assert_select 'li', :text => 'foo'
end
end
end
class RenderTemplateTest < ActionView::TestCase
test "supports specifying templates with a Regexp" do
controller.controller_path = "fun"
render(:template => "fun/games/hello_world")
assert_template %r{\Afun/games/hello_world\Z}
end
test "supports specifying partials" do
controller.controller_path = "test"
render(:template => "test/calling_partial_with_layout")
assert_template :partial => "_partial_for_use_in_layout"
end
test "supports specifying locals (passing)" do
controller.controller_path = "test"
render(:template => "test/calling_partial_with_layout")
assert_template :partial => "_partial_for_use_in_layout", :locals => { :name => "David" }
end
test "supports specifying locals (failing)" do
controller.controller_path = "test"
render(:template => "test/calling_partial_with_layout")
assert_raise ActiveSupport::TestCase::Assertion, /Somebody else.*David/m do
assert_template :partial => "_partial_for_use_in_layout", :locals => { :name => "Somebody Else" }
end
end
test 'supports different locals on the same partial' do
controller.controller_path = "test"
render(:template => "test/render_two_partials")
assert_template partial: '_partial', locals: { 'first' => '1' }
assert_template partial: '_partial', locals: { 'second' => '2' }
end
test 'raises descriptive error message when template was not rendered' do
controller.controller_path = "test"
render(template: "test/hello_world_with_partial")
e = assert_raise ActiveSupport::TestCase::Assertion do
assert_template partial: 'i_was_never_rendered', locals: { 'did_not' => 'happen' }
end
assert_match "i_was_never_rendered to be rendered but it was not.", e.message
assert_match 'Expected ["/test/partial"] to include "i_was_never_rendered"', e.message
end
test 'specifying locals works when the partial is inside a directory with underline prefix' do
controller.controller_path = "test"
render(template: 'test/render_partial_inside_directory')
assert_template partial: 'test/_directory/_partial_with_locales', locals: { 'name' => 'Jane' }
end
test 'specifying locals works when the partial is inside a directory without underline prefix' do
controller.controller_path = "test"
render(template: 'test/render_partial_inside_directory')
assert_template partial: 'test/_directory/partial_with_locales', locals: { 'name' => 'Jane' }
end
end
module AHelperWithInitialize
def initialize(*)
super
@called_initialize = true
end
end
class AHelperWithInitializeTest < ActionView::TestCase
test "the helper's initialize was actually called" do
assert @called_initialize
end
end
end