require 'test/unit'
# # Load the environment
unless defined? RADIANT_ROOT
  ENV["RAILS_ENV"] = "test"
  require "#{File.expand_path(File.dirname(__FILE__) + "/../../../../")}/config/environment"
end
require "#{RADIANT_ROOT}/test/test_helper"

class Test::Unit::TestCase
  
  # Include a helper to make testing Radius tags easier
  test_helper :extension_tags
  
  # Add the fixture directory to the fixture path
  self.fixture_path << File.dirname(__FILE__) + "/fixtures"


  def assert_validation_data(validation_data, values_to_check, data_name)
    base_error_msg = 'Failure testing: "' + data_name + '"'
    values_to_check.each { |key, value|
      if key[-7..-1] == '_length' then
        assert_equal value, validation_data[key.gsub(/_length$/,'')].length,
            base_error_msg + ' with expected value for "' + key.gsub(/_length$/,'') + '.length":'
      else
        assert_equal value, validation_data[key],
            base_error_msg + ' with expected value for "' + key + '":'
      end
    }
    
    check_prevalidation_messages(validation_data, data_name)
    check_messages_sorting(validation_data, data_name)
  end


  def check_prevalidation_messages(validation_data, data_name)
    base_error_msg = 'Failure testing: "' + data_name + '"'

    # confirm that any prevalidation message-id's start with a 'W'
    validation_data['prevalidation_messages'].each { |pre_message|
      assert pre_message['mid'] =~ /^W/, 
          base_error_msg + "\nPrevalidation Message did not start with a 'W'"
    } unless validation_data['prevalidation_messages'].nil?
  end


  def check_messages_sorting(validation_data, data_name)
    base_error_msg = 'Failure testing: "' + data_name + '"'

    validation_data['messages'].each_index { |message_index|
      if message_index > 0 &&
            !validation_data['messages'][message_index]['line'].nil? &&
            !validation_data['messages'][message_index]['col'].nil? then
              
        if validation_data['messages'][message_index - 1]['line'].to_i > validation_data['messages'][message_index]['line'].to_i then
          flunk base_error_msg + "\nmessages incorrectly sorted by line num:\n" + 
                ' line number for message ' + (message_index - 1).to_s + 
                ' (line: ' + validation_data['messages'][message_index - 1]['line'] + 
                ")\n    is greater than\n line number for message " + 
                message_index.to_s + ' (line: ' + 
                validation_data['messages'][message_index - 1]['line'] + ')'

        elsif validation_data['messages'][message_index - 1]['line'].to_i == validation_data['messages'][message_index]['line'].to_i then
          if validation_data['messages'][message_index - 1]['col'].to_i > validation_data['messages'][message_index]['col'].to_i then
            flunk base_error_msg + "\nmessages incorrectly sorted by col num:\n" + 
                  ' col number for message ' + (message_index - 1) + 
                  ' (col: ' + validation_data['messages'][message_index - 1]['col'] + 
                  ")\n    is greater than\n col number for message " + 
                  message_index.to_s + ' (col: ' + 
                  validation_data['messages'][message_index - 1]['col'] + ')'

          elsif validation_data['messages'][message_index - 1]['col'].to_i == validation_data['messages'][message_index]['col']
            if validation_data['messages'][message_index - 1]['type'] == 'error' &&
                  validation_data['messages'][message_index]['type'] == 'warning' then
              flunk base_error_msg + "\nmessages incorrectly sorted by type - " + 
                    "when two messages share the same line and col position,\n" +
                    ' message ' + (message_index - 1).to_s + ' (type: ' +
                    validation_data['messages'][message_index - 1]['type'] + 
                    ")\n    should not come before\n message " + 
                    message_index.to_s + ' (type: ' + 
                    validation_data['messages'][message_index - 1]['type'] + ')'
            else  
              assert true #count that this test passed
            end
          else
            assert true #count that this test passed
          end
        else
          assert true #count that this test passed
        end
      end
    } unless validation_data['messages'].nil?

  end
end