diff --git a/src/dex_file_test.cc b/src/dex_file_test.cc
index 561c740..0ad0b3b 100644
--- a/src/dex_file_test.cc
+++ b/src/dex_file_test.cc
@@ -1,18 +1,31 @@
 // Copyright 2011 Google Inc. All Rights Reserved.
 
-#include "src/common_test.h"
-#include "src/dex_file.h"
-#include "src/object.h"
-#include "src/scoped_ptr.h"
+#include "class_linker.h"
+#include "common_test.h"
+#include "dex_file.h"
+#include "heap.h"
+#include "object.h"
+#include "scoped_ptr.h"
 
 #include <stdio.h>
 #include "gtest/gtest.h"
 
 namespace art {
 
-TEST(DexFileTest, Open) {
-  scoped_ptr<DexFile> dex(OpenDexFileBase64(kNestedDex));
-  ASSERT_TRUE(dex != NULL);
+class DexFileTest : public RuntimeTest {};
+
+TEST_F(DexFileTest, Open) {
+
+  DexFile* dex_file = down_cast<DexFile*>(class_linker_->AllocObjectArray(DexFile::kMax));
+  ASSERT_TRUE(dex_file != NULL);
+  dex_file->Init(class_linker_->AllocObjectArray(1),
+                 class_linker_->AllocObjectArray(2),
+                 class_linker_->AllocObjectArray(3),
+                 class_linker_->AllocObjectArray(4));
+  EXPECT_EQ(1U, dex_file->NumStrings());
+  EXPECT_EQ(2U, dex_file->NumClasses());
+  EXPECT_EQ(3U, dex_file->NumMethods());
+  EXPECT_EQ(4U, dex_file->NumFields());
 }
 
 }  // namespace art