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// Copyright 2020 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <array>
#include <gtest/gtest.h>
#include "Common/FileUtil.h"
class FileUtilTest : public testing::Test
{
protected:
FileUtilTest()
: m_parent_directory(File::CreateTempDir()), m_file_path(m_parent_directory + "/file.txt"),
m_directory_path(m_parent_directory + "/dir"),
m_invalid_path(m_parent_directory + "/invalid.txt")
{
}
~FileUtilTest() override
{
if (!m_parent_directory.empty())
{
File::DeleteDirRecursively(m_parent_directory);
}
}
void SetUp() override
{
if (m_parent_directory.empty())
{
FAIL();
}
}
constexpr static std::array<File::IfAbsentBehavior, 2> s_warning_behaviors = {
File::IfAbsentBehavior::ConsoleWarning,
File::IfAbsentBehavior::NoConsoleWarning,
};
const std::string m_parent_directory;
const std::string m_file_path;
const std::string m_directory_path;
const std::string m_invalid_path;
};
static void DeleteShouldNotRemoveDirectory(const std::string& path, File::IfAbsentBehavior behavior)
{
File::CreateDir(path);
EXPECT_FALSE(File::Delete(path, behavior));
File::DeleteDir(path, behavior);
}
static void DeleteShouldRemoveFile(const std::string& path, File::IfAbsentBehavior behavior)
{
File::CreateEmptyFile(path);
EXPECT_TRUE(File::Delete(path, behavior));
}
static void DeleteShouldReturnTrueForInvalidPath(const std::string& path,
File::IfAbsentBehavior behavior)
{
EXPECT_TRUE(File::Delete(path, behavior));
}
static void DeleteDirShouldRemoveDirectory(const std::string& path, File::IfAbsentBehavior behavior)
{
File::CreateDir(path);
EXPECT_TRUE(File::DeleteDir(path, behavior));
}
static void DeleteDirShouldNotRemoveFile(const std::string& path, File::IfAbsentBehavior behavior)
{
File::CreateEmptyFile(path);
EXPECT_FALSE(File::DeleteDir(path, behavior));
File::Delete(path, behavior);
}
static void DeleteDirShouldReturnTrueForInvalidPath(const std::string& path,
File::IfAbsentBehavior behavior)
{
EXPECT_TRUE(File::DeleteDir(path, behavior));
}
TEST_F(FileUtilTest, Delete)
{
for (const auto behavior : s_warning_behaviors)
{
DeleteShouldNotRemoveDirectory(m_directory_path, behavior);
DeleteShouldRemoveFile(m_file_path, behavior);
DeleteShouldReturnTrueForInvalidPath(m_invalid_path, behavior);
}
}
TEST_F(FileUtilTest, DeleteDir)
{
for (const auto behavior : s_warning_behaviors)
{
DeleteDirShouldRemoveDirectory(m_directory_path, behavior);
DeleteDirShouldNotRemoveFile(m_file_path, behavior);
DeleteDirShouldReturnTrueForInvalidPath(m_invalid_path, behavior);
}
}
TEST_F(FileUtilTest, CreateFullPath)
{
ASSERT_TRUE(!m_directory_path.ends_with('/'));
File::CreateDir(m_directory_path);
// should try to create the directory at m_directory_path, which already exists
EXPECT_TRUE(File::IsDirectory(m_directory_path));
EXPECT_TRUE(File::CreateFullPath(m_directory_path + "/"));
// should create the directory (one level)
std::string p1 = m_directory_path + "/p1";
EXPECT_TRUE(!File::Exists(p1));
EXPECT_TRUE(File::CreateFullPath(p1 + "/"));
EXPECT_TRUE(File::IsDirectory(p1));
// should create the directories (multiple levels)
std::string p2 = m_directory_path + "/p2";
std::string p2a = m_directory_path + "/p2/a";
std::string p2b = m_directory_path + "/p2/a/b";
std::string p2c = m_directory_path + "/p2/a/b/c";
EXPECT_TRUE(!File::Exists(p2));
EXPECT_TRUE(!File::Exists(p2a));
EXPECT_TRUE(!File::Exists(p2b));
EXPECT_TRUE(!File::Exists(p2c));
EXPECT_TRUE(File::CreateFullPath(p2c + "/"));
EXPECT_TRUE(File::IsDirectory(p2));
EXPECT_TRUE(File::IsDirectory(p2a));
EXPECT_TRUE(File::IsDirectory(p2b));
EXPECT_TRUE(File::IsDirectory(p2c));
// if the given path ends in a file, the file should be ignored
std::string p3 = m_directory_path + "/p3";
std::string p3file = m_directory_path + "/p3/test.bin";
EXPECT_TRUE(!File::Exists(p3));
EXPECT_TRUE(!File::Exists(p3file));
EXPECT_TRUE(File::CreateFullPath(p3file));
EXPECT_TRUE(File::IsDirectory(p3));
EXPECT_TRUE(!File::Exists(p3file));
// if we try to create a directory where a file already exists, we expect it to fail and leave the
// file alone
EXPECT_TRUE(File::CreateEmptyFile(p3file));
EXPECT_TRUE(File::IsFile(p3file));
EXPECT_FALSE(File::CreateFullPath(p3file + "/"));
EXPECT_TRUE(File::IsFile(p3file));
}
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