gem.gems.haml-3.1.1.test.haml.helper_test.rb Maven / Gradle / Ivy

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JRuby binding for Stapler
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#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../test_helper'

class ActionView::Base
  def nested_tag
    content_tag(:span) {content_tag(:div) {"something"}}
  end

  def wacky_form
    form_tag("/foo") {"bar"}
  end
end

module Haml::Helpers
  def something_that_uses_haml_concat
    haml_concat('foo').to_s
  end
end

class HelperTest < Test::Unit::TestCase
  Post = Struct.new('Post', :body, :error_field, :errors)
  class PostErrors
    def on(name)
      return unless name == 'error_field'
      ["Really bad error"]
    end
    alias_method :full_messages, :on

    def [](name)
      on(name) || []
    end
  end
  
  def setup
    @base = ActionView::Base.new
    @base.controller = ActionController::Base.new

    if defined?(ActionController::Response)
      # This is needed for >=3.0.0
      @base.controller.response = ActionController::Response.new
    end

    @base.instance_variable_set('@post', Post.new("Foo bar\nbaz", nil, PostErrors.new))
  end

  def render(text, options = {})
    if options == :action_view
      @base.render :inline => text, :type => :haml
    else
      scope = options.delete :scope_object
      Haml::Engine.new(text, options).to_html(scope ? scope : Object.new)
    end
  end

  def test_flatten
    assert_equal("FooBar", Haml::Helpers.flatten("FooBar"))

    assert_equal("FooBar", Haml::Helpers.flatten("Foo\rBar"))

    assert_equal("Foo
Bar", Haml::Helpers.flatten("Foo\nBar"))

    assert_equal("Hello
World!
YOU ARE FLAT?
OMGZ!",
      Haml::Helpers.flatten("Hello\nWorld!\nYOU ARE \rFLAT?\n\rOMGZ!"))
  end

  def test_list_of_should_render_correctly
    assert_equal("1
\n2\n", render("= list_of([1, 2]) do |i|\n  = i"))
    assert_equal("[1]\n", render("= list_of([[1]]) do |i|\n  = i.inspect"))
    assert_equal("\n  Fee
\n  A word!
\n
\n\n  Fi
\n  A word!
\n
\n\n  Fo
\n  A word!
\n
\n\n  Fum
\n  A word!
\n\n",
      render("= list_of(['Fee', 'Fi', 'Fo', 'Fum']) do |title|\n  %h1= title\n  %p A word!"))
  end

  def test_buffer_access
    assert(render("= buffer") =~ /#/)
    assert_equal(render("= (buffer == _hamlout)"), "true\n")
  end

  def test_tabs
    assert_equal("foo\n  bar\nbaz\n", render("foo\n- tab_up\nbar\n- tab_down\nbaz"))
    assert_equal("          tabbed\n", render("- buffer.tabulation=5\n%p tabbed"))
  end

  def test_with_tabs
    assert_equal(< "<%= flatten('Foo\\nBar') %>")
    rescue NoMethodError, Haml::Util.av_template_class(:Error)
      proper_behavior = true
    end
    assert(proper_behavior)

    begin
      ActionView::Base.new.render(:inline => "<%= concat('foo') %>")
    rescue ArgumentError, NameError
      proper_behavior = true
    end    
    assert(proper_behavior)
  end
  
  def test_action_view_included
    assert(Haml::Helpers.action_view?)
  end
  
  def test_form_tag
    # This is usually provided by ActionController::Base.
    def @base.protect_against_forgery?; false; end
    assert_equal(<#{rails_form_opener}
  bar
  baz

HTML
#{rails_block_helper_char} form_tag 'foo' do
  %p bar
  %strong baz
HAML
  end

  def test_text_area
    assert_equal(%(Foo
Bar
 Baz
   Boom\n),
                 render('= text_area_tag "body", "Foo\nBar\n Baz\n   Boom"', :action_view))

    assert_equal(%(Foo bar
baz\n),
                 render('= text_area :post, :body', :action_view))    

    assert_equal(%(Foo bar
   baz\n),
                 render('= content_tag "pre", "Foo bar\n   baz"', :action_view))    
  end
  
  def test_capture_haml
    assert_equal(<13\\n"
HTML
- (foo = capture_haml(13) do |a|
  %p= a
- end; nil)
= foo.dump
HAML
  end

  def test_content_tag_block
    assert_equal(<bar
bar