spec: fix qti_exporter specs for ruby 1.9

Change-Id: Ic6cdb5a587c9a081957f48d9b770a75620e7dcea
Reviewed-on: https://gerrit.instructure.com/15112
Reviewed-by: Ethan Vizitei <ethan@12spokes.com>
Tested-by: Jenkins <jenkins@instructure.com>

vendor/plugins/qti_exporter/spec_canvas/lib/qti/bb9_questions_spec.rb

@@ -1,4 +1,5 @@
-require File.dirname(__FILE__) + '/../../qti_helper'
+require File.expand_path(File.dirname(__FILE__) + '/../../qti_helper')
+
 if Qti.migration_executable
 describe "Converting Blackboard 9 qti" do
 
@@ -44,4 +45,4 @@ module BB9Expected
                        {:right=>"Ganymede", :text=>"Jupiter", :left=>"Jupiter", :comments=>""}],
               :question_name=>""}
 end
-end
+end

vendor/plugins/qti_exporter/spec_canvas/qti_exporter_spec.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 require File.expand_path(File.dirname(__FILE__) + '/../../../../spec/spec_helper')
 require 'zip/zipfilesystem'
 
@@ -375,6 +377,10 @@ describe Qti::Converter do
         {"match_id"=>5875, "text"=>"Distractor 1"},
         {"match_id"=>2330, "text"=>"Distractor 2"}],
       "question_text"=>"This is the question text."}]
+if RUBY_VERSION >= '1.9'
+  # handle new nokogiri behavior of NOT turning these utf-8 chars into html entities
+  RESPONDUS_QUESTIONS[0]["question_text"] = "This is the question text.<br>\nThese are some symbol font characters: <span style=\"font-size: 12pt;\">∂♥∃Δƒ</span>"
+end
 end
 
 end

vendor/plugins/qti_exporter/spec_canvas/qti_helper.rb

@@ -1,7 +1,7 @@
 require File.expand_path(File.dirname(__FILE__) + '/../../../../spec/spec_helper')
 
 unless defined? BASE_FIXTURE_DIR
-  BASE_FIXTURE_DIR = File.dirname(__FILE__) + '/fixtures/'
+  BASE_FIXTURE_DIR = File.expand_path(File.dirname(__FILE__)) + '/fixtures/'
   CANVAS_FIXTURE_DIR = BASE_FIXTURE_DIR + 'canvas/'
   VISTA_FIXTURE_DIR = BASE_FIXTURE_DIR + 'bb_vista/'
   BB8_FIXTURE_DIR = BASE_FIXTURE_DIR + 'bb8/'