Cache ntdll exports in ELF

chrome_elf/ntdll_cache_unittest.cc

Index: chrome_elf/ntdll_cache_unittest.cc
diff --git a/chrome_elf/ntdll_cache_unittest.cc b/chrome_elf/ntdll_cache_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a54b4c4076d0610196c97ec1f9cb5996c0ea8428
--- /dev/null
+++ b/chrome_elf/ntdll_cache_unittest.cc
@@ -0,0 +1,32 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <windows.h>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "chrome_elf/ntdll_cache.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+
+class NTDLLCacheTest : public testing::Test {
+ protected:
+  virtual void SetUp() OVERRIDE {
+    InitCache();
+  }
+
+};
+
+TEST_F(NTDLLCacheTest, NtDLLCacheSanityCheck) {
+  HMODULE ntdll_handle = ::GetModuleHandle(L"ntdll.dll");
+  // Grab a couple random entries from the cache and make sure they match the
+  // addresses exported by ntdll.
+  EXPECT_EQ(::GetProcAddress(ntdll_handle, "A_SHAFinal"),
+            g_ntdll_lookup["A_SHAFinal"]);
+  EXPECT_EQ(::GetProcAddress(ntdll_handle, "ZwTraceControl"),
+            g_ntdll_lookup["ZwTraceControl"]);
+}
+
+}  // namespace