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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 "chrome/browser/chromeos/extensions/default_app_order.h"
#include <string>
#include <vector>
#include "base/file_util.h"
#include "base/files/file_path.h"
#include "base/files/scoped_temp_dir.h"
#include "base/memory/scoped_ptr.h"
#include "base/path_service.h"
#include "base/test/scoped_path_override.h"
#include "chromeos/chromeos_paths.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace chromeos {
namespace {
const base::FilePath::CharType kTestFile[] =
FILE_PATH_LITERAL("test_default_app_order.json");
}
class DefaultAppOrderTest : public testing::Test {
public:
DefaultAppOrderTest() {}
virtual ~DefaultAppOrderTest() {}
// testing::Test overrides:
virtual void SetUp() OVERRIDE {
default_app_order::Get(&built_in_default_);
}
virtual void TearDown() OVERRIDE {
}
bool IsBuiltInDefault(const std::vector<std::string>& apps) {
if (apps.size() != built_in_default_.size())
return false;
for (size_t i = 0; i < built_in_default_.size(); ++i) {
if (built_in_default_[i] != apps[i])
return false;
}
return true;
}
void SetExternalFile(const base::FilePath& path) {
path_override_.reset(new base::ScopedPathOverride(
chromeos::FILE_DEFAULT_APP_ORDER, path));
}
void CreateExternalOrderFile(const std::string& content) {
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
base::FilePath external_file = temp_dir_.path().Append(kTestFile);
file_util::WriteFile(external_file, content.c_str(), content.size());
SetExternalFile(external_file);
}
private:
std::vector<std::string> built_in_default_;
base::ScopedTempDir temp_dir_;
scoped_ptr<base::ScopedPathOverride> path_override_;
DISALLOW_COPY_AND_ASSIGN(DefaultAppOrderTest);
};
// Tests that the built-in default order is returned when ExternalLoader is not
// created.
TEST_F(DefaultAppOrderTest, BuiltInDefault) {
std::vector<std::string> apps;
default_app_order::Get(&apps);
EXPECT_TRUE(IsBuiltInDefault(apps));
}
// Tests external order file overrides built-in default.
TEST_F(DefaultAppOrderTest, ExternalOrder) {
const char kExternalOrder[] = "[\"app1\",\"app2\",\"app3\"]";
CreateExternalOrderFile(std::string(kExternalOrder));
scoped_ptr<default_app_order::ExternalLoader> loader(
new default_app_order::ExternalLoader(false));
std::vector<std::string> apps;
default_app_order::Get(&apps);
EXPECT_EQ(3u, apps.size());
EXPECT_EQ(std::string("app1"), apps[0]);
EXPECT_EQ(std::string("app2"), apps[1]);
EXPECT_EQ(std::string("app3"), apps[2]);
}
// Tests none-existent order file gives built-in default.
TEST_F(DefaultAppOrderTest, NoExternalFile) {
base::ScopedTempDir scoped_tmp_dir;
ASSERT_TRUE(scoped_tmp_dir.CreateUniqueTempDir());
base::FilePath none_existent_file =
scoped_tmp_dir.path().AppendASCII("none_existent_file");
ASSERT_FALSE(file_util::PathExists(none_existent_file));
SetExternalFile(none_existent_file);
scoped_ptr<default_app_order::ExternalLoader> loader(
new default_app_order::ExternalLoader(false));
std::vector<std::string> apps;
default_app_order::Get(&apps);
EXPECT_TRUE(IsBuiltInDefault(apps));
}
// Tests bad json file gives built-in default.
TEST_F(DefaultAppOrderTest, BadExternalFile) {
const char kExternalOrder[] = "This is not a valid json.";
CreateExternalOrderFile(std::string(kExternalOrder));
scoped_ptr<default_app_order::ExternalLoader> loader(
new default_app_order::ExternalLoader(false));
std::vector<std::string> apps;
default_app_order::Get(&apps);
EXPECT_TRUE(IsBuiltInDefault(apps));
}
} // namespace chromeos
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