Generate IDs for --load-extension by hashing the path instead

chrome/browser/extensions/extension_updater_unittest.cc

 // Copyright (c) 2009 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 <map>
 
 #include "base/file_util.h"
 #include "base/rand_util.h"
 #include "base/stl_util-inl.h"
 #include "base/string_util.h"
@@ skipping 61 matching lines @@
   PrefService* get() {
     return prefs_.get();
   }
 
  private:
   // Ordering matters, we want |prefs_| to be destroyed before |temp_dir_|.
   ScopedTempDir temp_dir_;
   scoped_ptr<PrefService> prefs_;
 };
 
-const char* kIdPrefix = "000000000000000000000000000000000000000";
-
 // Creates test extensions and inserts them into list. The name and
 // version are all based on their index. If |update_url| is non-null, it
 // will be used as the update_url for each extension.
 void CreateTestExtensions(int count, ExtensionList *list,
                           const std::string* update_url) {
   for (int i = 1; i <= count; i++) {
     DictionaryValue input;
-    Extension* e = new Extension();
+#if defined(OS_WIN)
+    FilePath path(StringPrintf(L"c:\\extension%i", i));
+#else
+    FilePath path(StringPrintf("/extension%i", i));
+#endif
+    Extension* e = new Extension(path);
     input.SetString(extension_manifest_keys::kVersion,
                     StringPrintf("%d.0.0.0", i));
     input.SetString(extension_manifest_keys::kName,
                     StringPrintf("Extension %d", i));
     if (update_url)
       input.SetString(extension_manifest_keys::kUpdateURL, *update_url);
     std::string error;
     EXPECT_TRUE(e->InitFromValue(input, false, &error));
     list->push_back(e);
   }
@@ skipping 496 matching lines @@
 // -prodversionmin (shouldn't update if browser version too old)
 // -manifests & updates arriving out of order / interleaved
 // -Profile::GetDefaultRequestContext() returning null
 //  (should not crash, but just do check later)
 // -malformed update url (empty, file://, has query, has a # fragment, etc.)
 // -An extension gets uninstalled while updates are in progress (so it doesn't
 //  "come back from the dead")
 // -An extension gets manually updated to v3 while we're downloading v2 (ie
 //  you don't get downgraded accidentally)
 // -An update manifest mentions multiple updates