liquid/test/capture_test.rb

require File.dirname(__FILE__) + '/helper'

class CaptureTest < Test::Unit::TestCase
  include Liquid
  
  def test_captures_block_content_in_variable
    assert_template_result("test string", "{% capture 'var' %}test string{% endcapture %}{{var}}", {})    
  end

  def test_capture_to_variable_from_outer_scope_if_existing
    template_source = <<-END_TEMPLATE
      {% assign var = '' %}
      {% if true %}
        {% capture var %}first-block-string{% endcapture %}
      {% endif %}
      {% if true %}
        {% capture var %}test-string{% endcapture %}
      {% endif %}
      {{var}}
    END_TEMPLATE
    template = Template.parse(template_source)
    rendered = template.render
    assert_equal "test-string", rendered.gsub(/\s/, '')
  end
  
  def test_assigning_from_capture
    template_source = <<-END_TEMPLATE
      {% assign first = '' %}
      {% assign second = '' %}
      {% for number in (1..3) %}
        {% capture first %}{{number}}{% endcapture %}
        {% assign second = first %}
      {% endfor %}
      {{ first }}-{{ second }}
    END_TEMPLATE
    template = Template.parse(template_source)
    rendered = template.render
    assert_equal "3-3", rendered.gsub(/\s/, '')
  end
  
end