#!/usr/bin/env ruby

require 'test/unit'
currentPath = File.dirname(__FILE__)
require File.join( currentPath, '../../lib/masterview' )
require File.join( currentPath, '../../lib/masterview/directives/image_tag' )

class ImageTagTest < Test::Unit::TestCase
  include MasterView::Directives

  def setup
    @directives = MasterView::DirectiveSet.new
  end

  def test_default
    tag = MasterView::Tag.new(@directives, 'foo', {}, :normal, nil)
    @directives.directives = []
    attr_value = "hello world"
    @directives << Image_tag.new(attr_value)
    assert_equal nil, @directives.determine_dcs(:stag).render
    dcs = @directives.determine_dcs(:etag)
    dcs.context = tag.create_context
    assert_equal "<%= image_tag 'hello world' %>", dcs.render
  end

  def test_default_size
    tag = MasterView::Tag.new(@directives, 'foo', {}, :normal, nil)
    @directives.directives = []
    attr_value = "hello world"
    @directives << Image_tag.new(attr_value)
    assert_equal nil, @directives.determine_dcs(:stag).render
    dcs = @directives.determine_dcs(:etag)
    dcs.context = tag.create_context
    dcs.context[:tag].attributes['width'] = '20'
    dcs.context[:tag].attributes['height'] = '10'
    assert_equal "<%= image_tag 'hello world', :size => '20x10' %>", dcs.render
  end

  def test_default_size_alt
    tag = MasterView::Tag.new(@directives, 'foo', {}, :normal, nil)
    @directives.directives = []
    attr_value = "hello world"
    @directives << Image_tag.new(attr_value)
    assert_equal nil, @directives.determine_dcs(:stag).render
    dcs = @directives.determine_dcs(:etag)
    dcs.context = tag.create_context
    dcs.context[:tag].attributes['width'] = '20'
    dcs.context[:tag].attributes['height'] = '10'
    dcs.context[:tag].attributes['alt'] = 'foo'
    assert_equal "<%= image_tag 'hello world', :alt => 'foo', :size => '20x10' %>", dcs.render
  end

  def test_empty_infer_path
    tag = MasterView::Tag.new(@directives, 'foo', {}, :normal, nil)
    @directives.directives = []
    attr_value = ""
    @directives << Image_tag.new(attr_value)
    assert_equal nil, @directives.determine_dcs(:stag).render
    dcs = @directives.determine_dcs(:etag)
    dcs.context = tag.create_context
    dcs.context[:tag].attributes['src'] = '../../public/images/foo.js'
    assert_equal "<%= image_tag 'foo.js' %>", dcs.render
  end

  def test_empty_infer_path_sub
    tag = MasterView::Tag.new(@directives, 'foo', {}, :normal, nil)
    @directives.directives = []
    attr_value = ""
    @directives << Image_tag.new(attr_value)
    assert_equal nil, @directives.determine_dcs(:stag).render
    dcs = @directives.determine_dcs(:etag)
    dcs.context = tag.create_context
    dcs.context[:tag].attributes['src'] = '../../public/images/bar/foo.js'
    assert_equal "<%= image_tag 'bar/foo.js' %>", dcs.render
  end

  def test_empty_use_src
    tag = MasterView::Tag.new(@directives, 'foo', {}, :normal, nil)
    @directives.directives = []
    attr_value = ""
    @directives << Image_tag.new(attr_value)
    assert_equal nil, @directives.determine_dcs(:stag).render
    dcs = @directives.determine_dcs(:etag)
    dcs.context = tag.create_context
    dcs.context[:tag].attributes['src'] = '/myimages/foo.js'
    assert_equal "<%= image_tag '/myimages/foo.js' %>", dcs.render
  end

end