require 'rubygems'
require 'fileutils'
require 'radius'
require 'log4r'
require_relative '../lib/depengine/processor/tags'
require_relative '../lib/depengine/processor/template'
require_relative '../lib/depengine/log/log'

$log       = Log::DeploymentLogger.new
$log.writer.level = Log4r::ERROR

describe "the templates mechanism" do
  it "should render a template from a string" do
    result = Processor::Template.parse(">Template< ><t:echo>Content</t:echo><", {})
    result.should include(">Template< >Content<")
  end

  it "should render a template from a file" do
    result = Processor::Template.parse('spec/templates/single.tpl', {})
    result.should include(">Template< >Content<")
  end

  it "should create Tags from the content hash and provide it to the template" do
    content = {'parameter' => 'value'}
    result = Processor::Template.parse('spec/templates/single_hash.tpl', content)
    result.should include(">Template< >value<")
  end

  it "should create a directory structure in analogy to the source tree if a single file is given" do
    FileUtils.rm_rf 'spec/templates/generated/*'
    worker = Processor::Template.new
    worker.basepath = File.join(File.dirname(__FILE__), 'templates')
    worker.parse_template('base/sub1/single.tpl', {'parameter' => 'value'}, 'generated/')

    File.open("spec/templates/generated/base/sub1/single", 'r') do |line|
      line.gets.should include(">Template< >Content<")
    end
  end

  it "should create a directory structure in analogy to the source tree if a directory is given" do
    FileUtils.rm_rf 'spec/templates/generated/*'
    worker = Processor::Template.new
    worker.basepath = File.join(File.dirname(__FILE__), 'templates')
    worker.parse_template('base/sub2', {'parameter' => 'value'}, 'generated/')

    File.open("spec/templates/generated/base/sub2/multi2", 'r') do |line|
      line.gets.should include(">Template< >Content<")
    end
  end

end