Issue 18438. Don't apply formatting to code lines in DartDoc.

editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/utilities/dartdoc/DartDocUtilitiesTest.java

 /*
  * Copyright (c) 2013, the Dart project authors.
  * 
  * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
  * in compliance with the License. You may obtain a copy of the License at
  * 
  * http://www.eclipse.org/legal/epl-v10.html
  * 
  * Unless required by applicable law or agreed to in writing, software distributed under the License
  * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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   }
 
   public void test_functionTypeAlias_summary() throws Exception {
     AstNode id = findNodeIn("FFF", createSource(//
         "/// My function type",
         "typedef int FFF(int a, double b);"));
     Element element = ElementLocator.locate(id);
     assertEquals("int FFF(int a, double b)", DartDocUtilities.getTextSummary(null, element));
   }
 
+  /**
+   * <p>
+   * https://code.google.com/p/dart/issues/detail?id=18438
+   */
+  public void test_getDartDocAsHtml_codeSample_index() throws Exception {
+    AstNode id = findNodeIn("A", createSource(//
+        "/// Example:",
+        "///     var x = values[0];",
+        "///     var y = values[1];",
+        "class A { }"));
+    Element element = ElementLocator.locate(id);
+    assertEquals("Example:\n" + "<pre>    var x = values[0];</pre><pre>\n"
+        + "    var y = values[1];</pre>", DartDocUtilities.getDartDocAsHtml(element));
+  }
+
   public void test_method_doc() throws Exception {
     AstNode id = findNodeIn("x", createSource(//
         "/// My method",
         "int x() => 42;"));
     Element element = ElementLocator.locate(id);
     assertEquals("My method\n", DartDocUtilities.getDartDocAsHtml(element));
   }
 
   public void test_method_named_doc() throws Exception {
     AstNode id = findNodeIn("x", "void x({String named}) {}");
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   }
 
   private CompilationUnit resolve(String... lines) throws Exception {
     Source source = addSource(createSource(lines));
     LibraryElement library = resolve(source);
     assertNoErrors(source);
     verify(source);
     return getAnalysisContext().resolveCompilationUnit(source, library);
   }
 }