Add a basic YAML processor. Much of the language is still unimplemented.

tests/utils/src/MarkdownTest.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 /// Unit tests for markdown.
 #library('markdown_tests');
 
 #import('../../../lib/dartdoc/markdown.dart');
 
 // TODO(rnystrom): Better path to unittest.
 #import('../../../lib/unittest/unittest.dart');
+#import('test_utils.dart');
 
 /// Most of these tests are based on observing how showdown behaves:
 /// http://softwaremaniacs.org/playground/showdown-highlight/
 void main() {
   group('Paragraphs', () {
     validate('consecutive lines form a single paragraph', '''
         This is the first line.
         This is the second line.
         ''', '''
         <p>This is the first line.
@@ skipping 735 matching lines @@
       print('FAIL: $description');
       print('  expect: ${html.replaceAll("\n", "\n          ")}');
       print('  actual: ${result.replaceAll("\n", "\n          ")}');
       print('');
     }
 
     expect(passed).isTrue();
   });
 }
 
-/// The tests uses triple-quoted strings, which will include leading indentation
-/// to make them look nice in code. But we don't want the markdown parser to
-/// actually see that, so this cleans it all up.
-///
-/// Note that this is very sensitive to how the literals are styled. They should
-/// be:
-///     '''
-///     Text starts on own line. Lines up with subsequent lines.
-///     Lines are indented exactly 8 characters from the left margin.
-///     Close is on the same line.'''
-///
-cleanUpLiteral(String text) {
-  var lines = text.split('\n');
-  for (var j = 0; j < lines.length; j++) {
-    if (lines[j].length > 8) {
-      lines[j] = lines[j].substring(8, lines[j].length);
-    } else {
-      lines[j] = '';
-    }
-  }
-
-  return Strings.join(lines, '\n');
-}
-
 /// Does a loose comparison of the two strings of HTML. Ignores differences in
 /// newlines and indentation.
 compareOutput(String a, String b) {
   int i = 0;
   int j = 0;
 
   skipIgnored(String s, int i) {
     // Ignore newlines.
     while ((i < s.length) && (s[i] == '\n')) {
       i++;
@@ skipping 10 matching lines @@
 
     // If one string runs out of non-ignored strings, the other must too.
     if (i == a.length) return j == b.length;
     if (j == b.length) return i == a.length;
 
     if (a[i] != b[j]) return false;
     i++;
     j++;
   }
 }