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// Copyright (c) 2012 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 <set>
#include <string>
#include "base/logging.h"
#include "base/macros.h"
#include "base/values.h"
#include "base/version.h"
#include "chrome/browser/extensions/extension_management.h"
#include "chrome/browser/extensions/external_policy_loader.h"
#include "chrome/browser/extensions/external_provider_impl.h"
#include "chrome/test/base/testing_profile.h"
#include "components/sync_preferences/testing_pref_service_syncable.h"
#include "content/public/test/test_browser_thread.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "extensions/browser/external_install_info.h"
#include "extensions/browser/external_provider_interface.h"
#include "extensions/browser/pref_names.h"
#include "extensions/common/extension.h"
#include "extensions/common/manifest.h"
#include "testing/gtest/include/gtest/gtest.h"
using content::BrowserThread;
namespace extensions {
class ExternalPolicyLoaderTest : public testing::Test {
public:
ExternalPolicyLoaderTest()
: test_browser_thread_bundle_(
content::TestBrowserThreadBundle::IO_MAINLOOP) {}
~ExternalPolicyLoaderTest() override {}
private:
// Needed to satisfy BrowserThread::CurrentlyOn(BrowserThread::UI) checks in
// ExternalProviderImpl.
content::TestBrowserThreadBundle test_browser_thread_bundle_;
};
class MockExternalPolicyProviderVisitor
: public ExternalProviderInterface::VisitorInterface {
public:
MockExternalPolicyProviderVisitor() {
}
// Initialize a provider with |policy_forcelist|, and check that it installs
// exactly the extensions specified in |expected_extensions|.
void Visit(const base::DictionaryValue& policy_forcelist,
const std::set<std::string>& expected_extensions) {
profile_.reset(new TestingProfile);
profile_->GetTestingPrefService()->SetManagedPref(
pref_names::kInstallForceList, policy_forcelist.CreateDeepCopy());
provider_.reset(new ExternalProviderImpl(
this,
new ExternalPolicyLoader(
ExtensionManagementFactory::GetForBrowserContext(profile_.get()),
ExternalPolicyLoader::FORCED),
profile_.get(),
Manifest::INVALID_LOCATION,
Manifest::EXTERNAL_POLICY_DOWNLOAD,
Extension::NO_FLAGS));
// Extensions will be removed from this list as they visited,
// so it should be emptied by the end.
expected_extensions_ = expected_extensions;
provider_->VisitRegisteredExtension();
EXPECT_TRUE(expected_extensions_.empty());
}
bool OnExternalExtensionFileFound(
const extensions::ExternalInstallInfoFile& info) override {
ADD_FAILURE() << "There should be no external extensions from files.";
return false;
}
bool OnExternalExtensionUpdateUrlFound(
const extensions::ExternalInstallInfoUpdateUrl& info,
bool is_initial_load) override {
// Extension has the correct location.
EXPECT_EQ(Manifest::EXTERNAL_POLICY_DOWNLOAD, info.download_location);
// Provider returns the correct location when asked.
Manifest::Location location1;
std::unique_ptr<base::Version> version1;
provider_->GetExtensionDetails(info.extension_id, &location1, &version1);
EXPECT_EQ(Manifest::EXTERNAL_POLICY_DOWNLOAD, location1);
EXPECT_FALSE(version1.get());
// Remove the extension from our list.
EXPECT_EQ(1U, expected_extensions_.erase(info.extension_id));
return true;
}
void OnExternalProviderReady(
const ExternalProviderInterface* provider) override {
EXPECT_EQ(provider, provider_.get());
EXPECT_TRUE(provider->IsReady());
}
void OnExternalProviderUpdateComplete(
const ExternalProviderInterface* provider,
const std::vector<ExternalInstallInfoUpdateUrl>& update_url_extensions,
const std::vector<ExternalInstallInfoFile>& file_extensions,
const std::set<std::string>& removed_extensions) override {
ADD_FAILURE() << "Only win registry provider is expected to call this.";
}
private:
std::set<std::string> expected_extensions_;
std::unique_ptr<TestingProfile> profile_;
std::unique_ptr<ExternalProviderImpl> provider_;
DISALLOW_COPY_AND_ASSIGN(MockExternalPolicyProviderVisitor);
};
TEST_F(ExternalPolicyLoaderTest, PolicyIsParsed) {
base::DictionaryValue forced_extensions;
std::set<std::string> expected_extensions;
extensions::ExternalPolicyLoader::AddExtension(
&forced_extensions, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"http://www.example.com/crx?a=5;b=6");
expected_extensions.insert("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
extensions::ExternalPolicyLoader::AddExtension(
&forced_extensions, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
"https://clients2.google.com/service/update2/crx");
expected_extensions.insert("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
MockExternalPolicyProviderVisitor mv;
mv.Visit(forced_extensions, expected_extensions);
}
TEST_F(ExternalPolicyLoaderTest, InvalidEntriesIgnored) {
base::DictionaryValue forced_extensions;
std::set<std::string> expected_extensions;
extensions::ExternalPolicyLoader::AddExtension(
&forced_extensions, "cccccccccccccccccccccccccccccccc",
"http://www.example.com/crx");
expected_extensions.insert("cccccccccccccccccccccccccccccccc");
// Add invalid entries.
forced_extensions.SetString("invalid", "http://www.example.com/crx");
forced_extensions.SetString("dddddddddddddddddddddddddddddddd",
std::string());
forced_extensions.SetString("invalid", "bad");
MockExternalPolicyProviderVisitor mv;
mv.Visit(forced_extensions, expected_extensions);
}
} // namespace extensions
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