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// 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.
#include "base/message_loop.h"
#include "base/path_service.h"
#include "chrome/browser/browser_thread.h"
#include "chrome/browser/extensions/extension_info_map.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/json_value_serializer.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace keys = extension_manifest_keys;
namespace {
class ExtensionInfoMapTest : public testing::Test {
public:
ExtensionInfoMapTest()
: ui_thread_(BrowserThread::UI, &message_loop_),
io_thread_(BrowserThread::IO, &message_loop_) {
}
private:
MessageLoop message_loop_;
BrowserThread ui_thread_;
BrowserThread io_thread_;
};
// Returns a barebones test Extension object with the given name.
static Extension* CreateExtension(const std::string& name) {
#if defined(OS_WIN)
FilePath path(FILE_PATH_LITERAL("c:\\foo"));
#elif defined(OS_POSIX)
FilePath path(FILE_PATH_LITERAL("/foo"));
#endif
scoped_ptr<Extension> extension(new Extension(path.AppendASCII(name)));
DictionaryValue manifest;
manifest.SetString(keys::kVersion, "1.0.0.0");
manifest.SetString(keys::kName, name);
std::string error;
EXPECT_TRUE(extension->InitFromValue(manifest, false, &error)) << error;
return extension.release();
}
static Extension* LoadManifest(const std::string& dir,
const std::string& test_file) {
FilePath path;
PathService::Get(chrome::DIR_TEST_DATA, &path);
path = path.AppendASCII("extensions")
.AppendASCII(dir)
.AppendASCII(test_file);
JSONFileValueSerializer serializer(path);
scoped_ptr<Value> result(serializer.Deserialize(NULL, NULL));
if (!result.get())
return NULL;
std::string error;
scoped_ptr<Extension> extension(new Extension(path));
EXPECT_TRUE(extension->InitFromValue(
*static_cast<DictionaryValue*>(result.get()), false, &error)) << error;
return extension.release();
}
// Test that the ExtensionInfoMap handles refcounting properly.
TEST_F(ExtensionInfoMapTest, RefCounting) {
scoped_refptr<ExtensionInfoMap> info_map(new ExtensionInfoMap());
// New extensions should have a single reference holding onto their static
// data.
scoped_ptr<Extension> extension1(CreateExtension("extension1"));
scoped_ptr<Extension> extension2(CreateExtension("extension2"));
scoped_ptr<Extension> extension3(CreateExtension("extension3"));
EXPECT_TRUE(extension1->static_data()->HasOneRef());
EXPECT_TRUE(extension2->static_data()->HasOneRef());
EXPECT_TRUE(extension3->static_data()->HasOneRef());
// Add a ref to each extension and give it to the info map. The info map
// expects the caller to add a ref for it, but then assumes ownership of that
// reference.
extension1->static_data()->AddRef();
info_map->AddExtension(extension1->static_data());
extension2->static_data()->AddRef();
info_map->AddExtension(extension2->static_data());
extension3->static_data()->AddRef();
info_map->AddExtension(extension3->static_data());
// Delete extension1, and the info map should have the only ref.
const Extension::StaticData* data1 = extension1->static_data();
extension1.reset();
EXPECT_TRUE(data1->HasOneRef());
// Remove extension2, and the extension2 object should have the only ref.
info_map->RemoveExtension(extension2->id());
EXPECT_TRUE(extension2->static_data()->HasOneRef());
// Delete the info map, and the extension3 object should have the only ref.
info_map = NULL;
EXPECT_TRUE(extension3->static_data()->HasOneRef());
}
// Tests that we can query a few extension properties from the ExtensionInfoMap.
TEST_F(ExtensionInfoMapTest, Properties) {
scoped_refptr<ExtensionInfoMap> info_map(new ExtensionInfoMap());
scoped_ptr<Extension> extension1(CreateExtension("extension1"));
scoped_ptr<Extension> extension2(CreateExtension("extension2"));
extension1->static_data()->AddRef();
info_map->AddExtension(extension1->static_data());
extension2->static_data()->AddRef();
info_map->AddExtension(extension2->static_data());
EXPECT_EQ(extension1->name(),
info_map->GetNameForExtension(extension1->id()));
EXPECT_EQ(extension2->name(),
info_map->GetNameForExtension(extension2->id()));
EXPECT_EQ(extension1->path().value(),
info_map->GetPathForExtension(extension1->id()).value());
EXPECT_EQ(extension2->path().value(),
info_map->GetPathForExtension(extension2->id()).value());
}
// Tests CheckURLAccessToExtensionPermission given both extension and app URLs.
TEST_F(ExtensionInfoMapTest, CheckPermissions) {
scoped_refptr<ExtensionInfoMap> info_map(new ExtensionInfoMap());
scoped_ptr<Extension> app(LoadManifest("manifest_tests",
"valid_app.json"));
scoped_ptr<Extension> extension(LoadManifest("manifest_tests",
"tabs_extension.json"));
GURL app_url("http://www.google.com/mail/foo.html");
ASSERT_TRUE(app->is_app());
ASSERT_TRUE(app->web_extent().ContainsURL(app_url));
app->static_data()->AddRef();
info_map->AddExtension(app->static_data());
extension->static_data()->AddRef();
info_map->AddExtension(extension->static_data());
// The app should have the notifications permission, either from a
// chrome-extension URL or from its web extent.
EXPECT_TRUE(info_map->CheckURLAccessToExtensionPermission(
app->GetResourceURL("a.html"), Extension::kNotificationPermission));
EXPECT_TRUE(info_map->CheckURLAccessToExtensionPermission(
app_url, Extension::kNotificationPermission));
EXPECT_FALSE(info_map->CheckURLAccessToExtensionPermission(
app_url, Extension::kTabPermission));
// The extension should have the tabs permission.
EXPECT_TRUE(info_map->CheckURLAccessToExtensionPermission(
extension->GetResourceURL("a.html"), Extension::kTabPermission));
EXPECT_FALSE(info_map->CheckURLAccessToExtensionPermission(
extension->GetResourceURL("a.html"), Extension::kNotificationPermission));
// Random URL should not have any permissions.
EXPECT_FALSE(info_map->CheckURLAccessToExtensionPermission(
GURL("http://evil.com/a.html"), Extension::kNotificationPermission));
EXPECT_FALSE(info_map->CheckURLAccessToExtensionPermission(
GURL("http://evil.com/a.html"), Extension::kTabPermission));
}
} // namespace
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