#include <gtest/gtest.h>

#include "webfuse/utils/tempdir.hpp"
#include "webfuse/utils/file_utils.hpp"
#include "webfuse_adapter.h"
#include "webfuse/adapter/impl/uuid_mountpoint.h"

#include <string>

using webfuse_test::TempDir;
using webfuse_test::is_dir;
using webfuse_test::is_symlink;
using webfuse_test::is_same_path;

TEST(uuid_mountpoint, create)
{
    TempDir temp("uuid_mountpoint");

    std::string filesystem_path = std::string(temp.path()) + "/dummy";
    std::string default_path = std::string(temp.path()) + "/dummy/default";

    wf_mountpoint * mountpoint = wf_impl_uuid_mountpoint_create(temp.path(), "dummy");
    std::string path = wf_mountpoint_get_path(mountpoint);
    ASSERT_NE(nullptr, mountpoint);
    ASSERT_TRUE(is_dir(filesystem_path));
    ASSERT_TRUE(is_symlink(default_path));
    ASSERT_TRUE(is_dir(default_path));
    ASSERT_TRUE(is_dir(path));
    ASSERT_TRUE(is_same_path(default_path, path));

    wf_mountpoint_dispose(mountpoint);
    ASSERT_FALSE(is_dir(filesystem_path));
    ASSERT_FALSE(is_symlink(default_path));
    ASSERT_FALSE(is_dir(default_path));
    ASSERT_FALSE(is_dir(path));
}

TEST(uuid_mountpoint, relink_default)
{
    TempDir temp("uuid_mountpoint");

    std::string filesystem_path = std::string(temp.path()) + "/dummy";
    std::string default_path = std::string(temp.path()) + "/dummy/default";

    wf_mountpoint * mountpoint_a = wf_impl_uuid_mountpoint_create(temp.path(), "dummy");
    std::string path_a = wf_mountpoint_get_path(mountpoint_a);

    wf_mountpoint * mountpoint_b = wf_impl_uuid_mountpoint_create(temp.path(), "dummy");
    std::string path_b = wf_mountpoint_get_path(mountpoint_b);

    ASSERT_TRUE(is_dir(filesystem_path));
    ASSERT_TRUE(is_symlink(default_path));
    ASSERT_TRUE(is_dir(default_path));
    ASSERT_TRUE(is_dir(path_a));
    ASSERT_TRUE(is_dir(path_b));
    ASSERT_TRUE(is_same_path(default_path, path_a));

    wf_mountpoint_dispose(mountpoint_a);
    ASSERT_TRUE(is_dir(filesystem_path));
    ASSERT_TRUE(is_symlink(default_path));
    ASSERT_TRUE(is_dir(default_path));
    ASSERT_FALSE(is_dir(path_a));
    ASSERT_TRUE(is_dir(path_b));
    ASSERT_TRUE(is_same_path(default_path, path_b));

    wf_mountpoint_dispose(mountpoint_b);
    ASSERT_FALSE(is_dir(filesystem_path));
    ASSERT_FALSE(is_symlink(default_path));
    ASSERT_FALSE(is_dir(default_path));
    ASSERT_FALSE(is_dir(path_a));
    ASSERT_FALSE(is_dir(path_b));
}