Translate Engine utilities tests.

editor/util/plugins/com.google.dart.java2dart/src/com/google/dart/java2dart/engine/MainEngine.java

Index: editor/util/plugins/com.google.dart.java2dart/src/com/google/dart/java2dart/engine/MainEngine.java
diff --git a/editor/util/plugins/com.google.dart.java2dart/src/com/google/dart/java2dart/engine/MainEngine.java b/editor/util/plugins/com.google.dart.java2dart/src/com/google/dart/java2dart/engine/MainEngine.java
index 66dca628674f37af22ccd3511362459a588594ab..bd4abf958dd2bc919f427f1723edc6b982d07b48 100644
--- a/editor/util/plugins/com.google.dart.java2dart/src/com/google/dart/java2dart/engine/MainEngine.java
+++ b/editor/util/plugins/com.google.dart.java2dart/src/com/google/dart/java2dart/engine/MainEngine.java
@@ -273,6 +273,7 @@ public class MainEngine {
     context.addSourceFiles(new File(engineTestFolder, "com/google/dart/engine/scanner"));
     context.addSourceFiles(new File(engineTestFolder, "com/google/dart/engine/sdk"));
     context.addSourceFiles(new File(engineTestFolder, "com/google/dart/engine/source"));
+    context.addSourceFiles(new File(engineTestFolder, "com/google/dart/engine/utilities"));
     // configure properties
     context.addNotProperty("Lcom/google/dart/engine/parser/Parser;.isFunctionDeclaration()");
     context.addNotProperty("Lcom/google/dart/engine/parser/Parser;.isInitializedVariableDeclaration()");
@@ -591,6 +592,13 @@ public class MainEngine {
       Files.write(source, new File(targetTestFolder + "/resolver_test.dart"), Charsets.UTF_8);
     }
     {
+      CompilationUnit library = buildUtilitiesTestLibrary();
+      Files.write(
+          getFormattedSource(library),
+          new File(targetTestFolder + "/utilities_test.dart"),
+          Charsets.UTF_8);
+    }
+    {
       for (CompilationUnitMember member : movedMembers) {
         dartUnit.getDeclarations().remove(member);
       }
@@ -1487,6 +1495,26 @@ public class MainEngine {
     return unit;
   }
 
+  private static CompilationUnit buildUtilitiesTestLibrary() throws Exception {
+    CompilationUnit unit = new CompilationUnit(null, null, null, null, null);
+    unit.getDirectives().add(libraryDirective("engine", "utilities_test"));
+    List<Statement> mainStatements = Lists.newArrayList();
+    for (Entry<File, List<CompilationUnitMember>> entry : context.getFileToMembers().entrySet()) {
+      File file = entry.getKey();
+      if (isEngineTestPath(file, "utilities/")) {
+        List<CompilationUnitMember> unitMembers = entry.getValue();
+        for (CompilationUnitMember unitMember : unitMembers) {
+          boolean isTestSuite = EngineSemanticProcessor.gatherTestSuites(mainStatements, unitMember);
+          if (!isTestSuite) {
+            moveMemberToUnit(unit, unitMember);
+          }
+        }
+      }
+    }
+    EngineSemanticProcessor.addMain(unit, mainStatements);
+    return unit;
+  }
+
   private static void fixUnnecessaryCastHints(String projectPath) throws Exception {
     System.out.println();
     System.out.println("Removing unnecessary casts.");