Merge 46738 - Change to a simpler upgrade scheme for Chrome Frame whereby we ...

chrome_frame/test/module_utils_unittest.cc

Index: chrome_frame/test/module_utils_unittest.cc
===================================================================
--- chrome_frame/test/module_utils_unittest.cc	(revision 46776)
+++ chrome_frame/test/module_utils_unittest.cc	(working copy)
@@ -1,196 +0,0 @@
-// Copyright (c) 2010 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.
-
-// This test requires loading a set of DLLs from the chrome_frame\test\data
-// directory into the process and then inspecting them. As such, it is
-// part of chrome_frame_tests.exe and not chrome_frame_unittests.exe which
-// needs to run as a standalone test. No test is an island except for
-// chrome_frame_unittests.exe.
-
-#include "chrome_frame/module_utils.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-#include "base/logging.h"
-#include "base/file_path.h"
-#include "base/path_service.h"
-#include "chrome_frame/test_utils.h"
-
-#include "chrome_tab.h"  // NOLINT
-
-class ModuleUtilsTest : public testing::Test {
- protected:
-  // Constructor
-  ModuleUtilsTest() {}
-
-  // Returns the full path to the test DLL given a name.
-  virtual bool GetDllPath(const std::wstring& dll_name, std::wstring* path) {
-    if (!path) {
-      return false;
-    }
-
-    FilePath test_path;
-    if (!PathService::Get(base::DIR_SOURCE_ROOT, &test_path)) {
-      return false;
-    }
-
-    test_path = test_path.Append(L"chrome_frame")
-                         .Append(L"test")
-                         .Append(L"data")
-                         .Append(L"test_dlls")
-                         .Append(FilePath(dll_name));
-
-    *path = test_path.value();
-    return true;
-  }
-
-  // Loads the CF Dll and returns its path in |cf_dll_path|.
-  virtual bool LoadChromeFrameDll(std::wstring* cf_dll_path) {
-    DCHECK(cf_dll_path);
-    // Look for the CF dll in both the current directory and in servers.
-    FilePath dll_path = ScopedChromeFrameRegistrar::GetChromeFrameBuildPath();
-
-    bool success = false;
-    if (!dll_path.empty()) {
-      cf_dll_path_ = dll_path.value();
-      HMODULE handle = LoadLibrary(cf_dll_path_.c_str());
-      if (handle) {
-        hmodule_map_[cf_dll_path_] = handle;
-        *cf_dll_path = cf_dll_path_;
-        success = true;
-      } else {
-        LOG(ERROR) << "Failed to load test dll: " << dll_path.value();
-      }
-    }
-
-    return success;
-  }
-
-  virtual bool LoadTestDll(const std::wstring& dll_name) {
-    bool success = false;
-    std::wstring dll_path;
-    if (GetDllPath(dll_name, &dll_path)) {
-      HMODULE handle = LoadLibrary(dll_path.c_str());
-      if (handle) {
-        hmodule_map_[dll_name] = handle;
-        success = true;
-      } else {
-        LOG(ERROR) << "Failed to load test dll: " << dll_name;
-      }
-    } else {
-      LOG(ERROR) << "Failed to get dll path for " << dll_name;
-    }
-    return success;
-  }
-
-  // Unload any DLLs we have loaded and make sure they stay unloaded.
-  virtual void TearDown() {
-    DllRedirector::PathToHModuleMap::const_iterator iter(hmodule_map_.begin());
-    for (; iter != hmodule_map_.end(); ++iter) {
-      FreeLibrary(iter->second);
-    }
-
-    // Check that the modules were actually unloaded (i.e. we had no dangling
-    // references). Do this after freeing all modules since they can have
-    // references to each other.
-    for (iter = hmodule_map_.begin(); iter != hmodule_map_.end(); ++iter) {
-      // The CF module gets pinned, so don't check that that is unloaded.
-      if (iter->first != cf_dll_path_) {
-        HMODULE temp_handle;
-        ASSERT_FALSE(GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS,
-                                       reinterpret_cast<LPCTSTR>(iter->second),
-                                       &temp_handle));
-      }
-    }
-
-    hmodule_map_.clear();
-  }
-
-  DllRedirector::PathToHModuleMap hmodule_map_;
-  std::wstring cf_dll_path_;
-};
-
-// Tests that if we load a few versions of the same module that all export
-// DllGetClassObject, that we correctly a) find a DllGetClassObject function
-// pointer and b) find it in the right module.
-TEST_F(ModuleUtilsTest, BasicTest) {
-  ASSERT_TRUE(LoadTestDll(L"3\\TestDll.dll"));
-  ASSERT_TRUE(LoadTestDll(L"2\\TestDll.dll"));
-  ASSERT_TRUE(LoadTestDll(L"1\\TestDll.dll"));
-
-  DllRedirector redir;
-  redir.EnsureInitialized(L"TestDll.dll", CLSID_ChromeActiveDocument);
-
-  LPFNGETCLASSOBJECT found_ptr = redir.get_dll_get_class_object_ptr();
-  EXPECT_TRUE(found_ptr != NULL);
-
-  LPFNGETCLASSOBJECT direct_ptr = reinterpret_cast<LPFNGETCLASSOBJECT>(
-      GetProcAddress(hmodule_map_[L"1\\TestDll.dll"],
-                     "DllGetClassObject"));
-  EXPECT_TRUE(direct_ptr != NULL);
-
-  EXPECT_EQ(found_ptr, direct_ptr);
-}
-
-// Tests that a DLL that does not return a class factory for a Chrome Frame
-// guid even though it has a lower version string.
-TEST_F(ModuleUtilsTest, NoCFDllTest) {
-  ASSERT_TRUE(LoadTestDll(L"1\\TestDll.dll"));
-  ASSERT_TRUE(LoadTestDll(L"TestDllNoCF\\TestDll.dll"));
-
-  DllRedirector redir;
-  redir.EnsureInitialized(L"TestDll.dll", CLSID_ChromeActiveDocument);
-
-  LPFNGETCLASSOBJECT found_ptr = redir.get_dll_get_class_object_ptr();
-  EXPECT_TRUE(found_ptr != NULL);
-
-  LPFNGETCLASSOBJECT direct_ptr =
-      reinterpret_cast<LPFNGETCLASSOBJECT>(
-          GetProcAddress(hmodule_map_[L"1\\TestDll.dll"],
-                         "DllGetClassObject"));
-  EXPECT_TRUE(direct_ptr != NULL);
-
-  EXPECT_EQ(found_ptr, direct_ptr);
-}
-
-// Tests that this works with the actual CF dll.
-TEST_F(ModuleUtilsTest, ChromeFrameDllTest) {
-  ASSERT_TRUE(LoadTestDll(L"DummyCF\\npchrome_frame.dll"));
-  std::wstring cf_dll_path;
-  ASSERT_TRUE(LoadChromeFrameDll(&cf_dll_path));
-  ASSERT_TRUE(!cf_dll_path.empty());
-
-  DllRedirector redir;
-  redir.EnsureInitialized(L"npchrome_frame.dll", CLSID_ChromeActiveDocument);
-
-  LPFNGETCLASSOBJECT found_ptr = redir.get_dll_get_class_object_ptr();
-  EXPECT_TRUE(found_ptr != NULL);
-
-  LPFNGETCLASSOBJECT direct_ptr = reinterpret_cast<LPFNGETCLASSOBJECT>(
-      GetProcAddress(hmodule_map_[L"DummyCF\\npchrome_frame.dll"],
-                     "DllGetClassObject"));
-  EXPECT_TRUE(direct_ptr != NULL);
-
-  EXPECT_EQ(found_ptr, direct_ptr);
-
-  // Now try asking for a ChromeActiveDocument using the non-dummy CF DLL
-  // handle and make sure that the delegation to the dummy module happens
-  // correctly. Use the bare guid to keep dependencies simple
-  const wchar_t kClsidChromeActiveDocument[] =
-      L"{3e1d0e7f-f5e3-44cc-aa6a-c0a637619ab8}";
-
-  LPFNGETCLASSOBJECT cf_ptr = reinterpret_cast<LPFNGETCLASSOBJECT>(
-      GetProcAddress(hmodule_map_[cf_dll_path],
-                     "DllGetClassObject"));
-  EXPECT_TRUE(cf_ptr != NULL);
-
-  CLSID cf_clsid;
-  HRESULT hr = CLSIDFromString(kClsidChromeActiveDocument, &cf_clsid);
-  EXPECT_HRESULT_SUCCEEDED(hr);
-
-  CComPtr<IClassFactory> class_factory;
-  DWORD result = cf_ptr(cf_clsid, IID_IClassFactory,
-                        reinterpret_cast<void**>(&class_factory));
-
-  EXPECT_EQ(S_OK, result);
-}