Remove pretty print from markdown xml - TNL-5768

Revert commit bf9d467f

common/lib/xmodule/xmodule/js/spec/problem/edit_spec.coffee

@@ -5,7 +5,7 @@ describe 'MarkdownEditingDescriptor', ->
       @descriptor = new MarkdownEditingDescriptor($('.problem-editor'))
       saveResult = @descriptor.save()
       expect(saveResult.metadata.markdown).toEqual('markdown')
-      expect(saveResult.data).toEqual('<problem>\n  <p>markdown</p>\n</problem>')
+      expect(saveResult.data).toXMLEqual('<problem>\n  <p>markdown</p>\n</problem>')
     it 'clears markdown when xml editor is selected', ->
       loadFixtures 'problem-with-markdown.html'
       @descriptor = new MarkdownEditingDescriptor($('.problem-editor'))
@@ -101,7 +101,7 @@ describe 'MarkdownEditingDescriptor', ->
   describe 'markdownToXml', ->
     it 'converts raw text to paragraph', ->
       data = MarkdownEditingDescriptor.markdownToXml('foo')
-      expect(data).toEqual('<problem>\n  <p>foo</p>\n</problem>')
+      expect(data).toXMLEqual('<problem>\n  <p>foo</p>\n</problem>')
     # test default templates
     it 'converts numerical response to xml', ->
       data = MarkdownEditingDescriptor.markdownToXml("""A numerical response problem accepts a line of text input from the student, and evaluates the input for correctness based on its numerical value.
@@ -133,7 +133,7 @@ describe 'MarkdownEditingDescriptor', ->
         If you look at your hand, you can count that you have five fingers.
         [Explanation]
         """)
-      expect(data).toEqual("""<problem>
+      expect(data).toXMLEqual("""<problem>
           <p>A numerical response problem accepts a line of text input from the student, and evaluates the input for correctness based on its numerical value.</p>
           <p>The answer is correct if it is within a specified numerical tolerance of the expected answer.</p>
           <p>Enter the numerical value of Pi:</p>
@@ -356,7 +356,7 @@ describe 'MarkdownEditingDescriptor', ->
         When the student is ready, the explanation appears.
         [Explanation]
         """)
-      expect(data).toEqual("""
+      expect(data).toXMLEqual("""
         <problem>
           <p>bleh</p>
           <multiplechoiceresponse>
@@ -680,7 +680,7 @@ describe 'MarkdownEditingDescriptor', ->
         Code should be nicely monospaced.
         [/code]
         """)
-      expect(data).toEqual("""
+      expect(data).toXMLEqual("""
       <problem>
         <p>Not a header</p>
         <h3 class="hd hd-2 problem-header">A header</h3>

common/lib/xmodule/xmodule/js/spec/problem/edit_spec_hint.coffee

@@ -25,7 +25,7 @@ describe 'Markdown to xml extended hint dropdown', ->
       ]]
 
     """)
-    expect(data).toEqual("""
+    expect(data).toXMLEqual("""
     <problem>
       <p>Translation between Dropdown and ________ is straightforward.</p>
       <optionresponse>

common/lib/xmodule/xmodule/js/src/problem/edit.js

-/* global CodeMirror, _, XModule, PrettyPrint */
+/* global CodeMirror, _, XModule */
 // no-useless-escape disabled because of warnings in regexp expressions within the
 // "toXML" code. When the "useless escapes" were removed, some of the unit tests
 // failed, but only in Jenkins, indicating browser-specific behavior.
@@ -819,8 +819,8 @@
             }
             // make all responsetypes descendants of a single problem element
             // safe-lint: disable=javascript-concat-html
-            finalXml = '<problem>' + responseTypesXML.join('\n\n') + finalDemandHints + '</problem>';
-            return PrettyPrint.xml(finalXml);
+            finalXml = '<problem>\n' + responseTypesXML.join('\n\n') + finalDemandHints + '\n</problem>';
+            return finalXml;
         };
 
         return MarkdownEditingDescriptor;