Revert 241548 "Chrome browser process DLL blacklist."

trunk/src/chrome_elf/blacklist/test/blacklist_test.cc

Index: trunk/src/chrome_elf/blacklist/test/blacklist_test.cc
===================================================================
--- trunk/src/chrome_elf/blacklist/test/blacklist_test.cc	(revision 241567)
+++ trunk/src/chrome_elf/blacklist/test/blacklist_test.cc	(working copy)
@@ -1,124 +0,0 @@
-// 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 "base/environment.h"
-#include "base/files/file_path.h"
-#include "base/files/scoped_temp_dir.h"
-#include "base/path_service.h"
-#include "base/scoped_native_library.h"
-#include "base/strings/string16.h"
-#include "base/strings/string_number_conversions.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/test/test_reg_util_win.h"
-#include "chrome_elf/blacklist/blacklist.h"
-#include "chrome_elf/blacklist/test/blacklist_test_main_dll.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-const wchar_t kTestDllName1[] = L"blacklist_test_dll_1.dll";
-const wchar_t kTestDllName2[] = L"blacklist_test_dll_2.dll";
-const wchar_t kTestDllName3[] = L"blacklist_test_dll_3.dll";
-
-const wchar_t kDll2Beacon[] = L"{F70A0100-2889-4629-9B44-610FE5C73231}";
-const wchar_t kDll3Beacon[] = L"{9E056AEC-169E-400c-B2D0-5A07E3ACE2EB}";
-
-extern const wchar_t* kEnvVars[];
-
-extern "C" {
-// When modifying the blacklist in the test process, use the exported test dll
-// functions on the test blacklist dll, not the ones linked into the test
-// executable itself.
-__declspec(dllimport) void TestDll_AddDllToBlacklist(const wchar_t* dll_name);
-__declspec(dllimport) void TestDll_RemoveDllFromBlacklist(
-    const wchar_t* dll_name);
-}
-
-class BlacklistTest : public testing::Test {
-  virtual void SetUp() {
-    // Force an import from blacklist_test_main_dll.
-    InitBlacklistTestDll();
-
-    // Ensure that the beacon state starts off cleared.
-    blacklist::ClearBeacon();
-  }
-
-  virtual void TearDown() {
-    TestDll_RemoveDllFromBlacklist(kTestDllName1);
-    TestDll_RemoveDllFromBlacklist(kTestDllName2);
-  }
-};
-
-TEST_F(BlacklistTest, Beacon) {
-  registry_util::RegistryOverrideManager override_manager;
-  override_manager.OverrideRegistry(HKEY_CURRENT_USER, L"beacon_test");
-
-  // First call should succeed as the beacon is newly created.
-  EXPECT_TRUE(blacklist::CreateBeacon());
-
-  // Second call should fail indicating the beacon already existed.
-  EXPECT_FALSE(blacklist::CreateBeacon());
-
-  // First call should find the beacon and delete it.
-  EXPECT_TRUE(blacklist::ClearBeacon());
-
-  // Second call should fail to find the beacon and delete it.
-  EXPECT_FALSE(blacklist::ClearBeacon());
-}
-
-TEST_F(BlacklistTest, AddAndRemoveModules) {
-  EXPECT_TRUE(blacklist::AddDllToBlacklist(L"foo.dll"));
-  // Adding the same item twice should be idempotent.
-  EXPECT_TRUE(blacklist::AddDllToBlacklist(L"foo.dll"));
-  EXPECT_TRUE(blacklist::RemoveDllFromBlacklist(L"foo.dll"));
-  EXPECT_FALSE(blacklist::RemoveDllFromBlacklist(L"foo.dll"));
-
-  std::vector<string16> added_dlls;
-  added_dlls.reserve(blacklist::kTroublesomeDllsMaxCount);
-  for (int i = 0; i < blacklist::kTroublesomeDllsMaxCount; ++i) {
-    added_dlls.push_back(base::IntToString16(i) + L".dll");
-    EXPECT_TRUE(blacklist::AddDllToBlacklist(added_dlls[i].c_str())) << i;
-  }
-  EXPECT_FALSE(blacklist::AddDllToBlacklist(L"overflow.dll"));
-  for (int i = 0; i < blacklist::kTroublesomeDllsMaxCount; ++i) {
-    EXPECT_TRUE(blacklist::RemoveDllFromBlacklist(added_dlls[i].c_str())) << i;
-  }
-  EXPECT_FALSE(blacklist::RemoveDllFromBlacklist(L"0.dll"));
-  EXPECT_FALSE(blacklist::RemoveDllFromBlacklist(L"63.dll"));
-}
-
-TEST_F(BlacklistTest, LoadBlacklistedLibrary) {
-  base::FilePath current_dir;
-  ASSERT_TRUE(PathService::Get(base::DIR_EXE, &current_dir));
-
-  // Test that an un-blacklisted DLL can load correctly.
-  base::ScopedNativeLibrary dll1(current_dir.Append(kTestDllName1));
-  EXPECT_TRUE(dll1.is_valid());
-  dll1.Reset(NULL);
-
-  struct TestData {
-    const wchar_t* dll_name;
-    const wchar_t* dll_beacon;
-  } test_data[] = {
-    { kTestDllName2, kDll2Beacon },
-    { kTestDllName3, kDll3Beacon }
-  };
-  for (int i = 0 ; i < arraysize(test_data); ++i) {
-    // Add the DLL to the blacklist, ensure that it is not loaded both by
-    // inspecting the handle returned by LoadLibrary and by looking for an
-    // environment variable that is set when the DLL's entry point is called.
-    TestDll_AddDllToBlacklist(test_data[i].dll_name);
-    base::ScopedNativeLibrary dll_blacklisted(
-        current_dir.Append(test_data[i].dll_name));
-    EXPECT_FALSE(dll_blacklisted.is_valid());
-    EXPECT_EQ(0u, ::GetEnvironmentVariable(test_data[i].dll_beacon, NULL, 0));
-    dll_blacklisted.Reset(NULL);
-
-    // Remove the DLL from the blacklist. Ensure that it loads and that its
-    // entry point was called.
-    TestDll_RemoveDllFromBlacklist(test_data[i].dll_name);
-    base::ScopedNativeLibrary dll(current_dir.Append(test_data[i].dll_name));
-    EXPECT_TRUE(dll.is_valid());
-    EXPECT_NE(0u, ::GetEnvironmentVariable(test_data[i].dll_beacon, NULL, 0));
-    dll.Reset(NULL);
-  }
-}