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// 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/message_loop/message_loop.h"
#include "base/path_service.h"
#include "content/public/test/test_browser_thread.h"
#include "extensions/browser/info_map.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_paths.h"
#include "extensions/common/manifest_constants.h"
#include "testing/gtest/include/gtest/gtest.h"
using content::BrowserThread;
namespace keys = extensions::manifest_keys;
namespace extensions {
class InfoMapTest : public testing::Test {
public:
InfoMapTest()
: ui_thread_(BrowserThread::UI, &message_loop_),
io_thread_(BrowserThread::IO, &message_loop_) {}
private:
base::MessageLoop message_loop_;
content::TestBrowserThread ui_thread_;
content::TestBrowserThread io_thread_;
};
// Returns a barebones test Extension object with the given name.
static scoped_refptr<Extension> CreateExtension(const std::string& name) {
base::FilePath path;
PathService::Get(DIR_TEST_DATA, &path);
base::DictionaryValue manifest;
manifest.SetString(keys::kVersion, "1.0.0.0");
manifest.SetString(keys::kName, name);
std::string error;
scoped_refptr<Extension> extension =
Extension::Create(path.AppendASCII(name),
Manifest::INVALID_LOCATION,
manifest,
Extension::NO_FLAGS,
&error);
EXPECT_TRUE(extension.get()) << error;
return extension;
}
// Test that the InfoMap handles refcounting properly.
TEST_F(InfoMapTest, RefCounting) {
scoped_refptr<InfoMap> info_map(new InfoMap());
// New extensions should have a single reference holding onto them.
scoped_refptr<Extension> extension1(CreateExtension("extension1"));
scoped_refptr<Extension> extension2(CreateExtension("extension2"));
scoped_refptr<Extension> extension3(CreateExtension("extension3"));
EXPECT_TRUE(extension1->HasOneRef());
EXPECT_TRUE(extension2->HasOneRef());
EXPECT_TRUE(extension3->HasOneRef());
// Add a ref to each extension and give it to the info map.
info_map->AddExtension(extension1.get(), base::Time(), false, false);
info_map->AddExtension(extension2.get(), base::Time(), false, false);
info_map->AddExtension(extension3.get(), base::Time(), false, false);
// Release extension1, and the info map should have the only ref.
const Extension* weak_extension1 = extension1.get();
extension1 = NULL;
EXPECT_TRUE(weak_extension1->HasOneRef());
// Remove extension2, and the extension2 object should have the only ref.
info_map->RemoveExtension(
extension2->id(), extensions::UnloadedExtensionInfo::REASON_UNINSTALL);
EXPECT_TRUE(extension2->HasOneRef());
// Delete the info map, and the extension3 object should have the only ref.
info_map = NULL;
EXPECT_TRUE(extension3->HasOneRef());
}
// Tests that we can query a few extension properties from the InfoMap.
TEST_F(InfoMapTest, Properties) {
scoped_refptr<InfoMap> info_map(new InfoMap());
scoped_refptr<Extension> extension1(CreateExtension("extension1"));
scoped_refptr<Extension> extension2(CreateExtension("extension2"));
info_map->AddExtension(extension1.get(), base::Time(), false, false);
info_map->AddExtension(extension2.get(), base::Time(), false, false);
EXPECT_EQ(2u, info_map->extensions().size());
EXPECT_EQ(extension1.get(), info_map->extensions().GetByID(extension1->id()));
EXPECT_EQ(extension2.get(), info_map->extensions().GetByID(extension2->id()));
}
// Tests that extension URLs are properly mapped to local file paths.
TEST_F(InfoMapTest, MapUrlToLocalFilePath) {
scoped_refptr<InfoMap> info_map(new InfoMap());
scoped_refptr<Extension> app(CreateExtension("platform_app"));
info_map->AddExtension(app.get(), base::Time(), false, false);
// Non-extension URLs don't map to anything.
base::FilePath non_extension_path;
GURL non_extension_url("http://not-an-extension.com/");
EXPECT_FALSE(info_map->MapUrlToLocalFilePath(
non_extension_url, false, &non_extension_path));
EXPECT_TRUE(non_extension_path.empty());
// Valid resources return a valid path.
base::FilePath valid_path;
GURL valid_url = app->GetResourceURL("manifest.json");
EXPECT_TRUE(info_map->MapUrlToLocalFilePath(
valid_url, true /* use_blocking_api */, &valid_path));
EXPECT_FALSE(valid_path.empty());
// A file must exist to be mapped to a path using the blocking API.
base::FilePath does_not_exist_path;
GURL does_not_exist_url = app->GetResourceURL("does-not-exist.html");
EXPECT_FALSE(info_map->MapUrlToLocalFilePath(
does_not_exist_url, true /* use_blocking_api */, &does_not_exist_path));
EXPECT_TRUE(does_not_exist_path.empty());
// A file does not need to exist to be mapped to a path with the non-blocking
// API. This avoids hitting the disk to see if it exists.
EXPECT_TRUE(info_map->MapUrlToLocalFilePath(
does_not_exist_url, false /* use_blocking_api */, &does_not_exist_path));
EXPECT_FALSE(does_not_exist_path.empty());
}
} // namespace extensions
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