From f3a56d272e685a131210c69e8dd48a935f276f6e Mon Sep 17 00:00:00 2001
From: Vladyslav Baranovskyi <int17ist@gmail.com>
Date: Wed, 9 Oct 2024 15:15:20 +0300
Subject: [PATCH 1/2] Tests for IO/FsUtils

---
 tests/IO/FsUtils.cpp | 70 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 tests/IO/FsUtils.cpp

diff --git a/tests/IO/FsUtils.cpp b/tests/IO/FsUtils.cpp
new file mode 100644
index 0000000..961d8b7
--- /dev/null
+++ b/tests/IO/FsUtils.cpp
@@ -0,0 +1,70 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+#include <catch2/catch_all.hpp>
+
+#include "IO/FsUtils.hpp"
+#include "IO/AppFolders.hpp"
+
+#include <filesystem>
+#include <fstream>
+
+using namespace OpenVulkano;
+
+TEST_CASE("DeleteEmptyDirs", "[FsUtils]")
+{
+	auto baseDir = AppFolders::GetAppTempDir() / "testEmptyDirs";
+	std::filesystem::create_directories(baseDir / "emptyDir");
+	std::filesystem::create_directories(baseDir / "nonEmptyDir");
+	std::ofstream(baseDir / "nonEmptyDir/file.txt").put('x');
+
+	REQUIRE(FsUtils::DeleteEmptyDirs(baseDir));
+	REQUIRE(!std::filesystem::exists(baseDir / "emptyDir"));
+	REQUIRE(std::filesystem::exists(baseDir / "nonEmptyDir"));
+
+	std::filesystem::create_directories(baseDir / "emptyDir");
+	REQUIRE(FsUtils::DeleteEmptyDirs(baseDir, false));
+	REQUIRE(!std::filesystem::exists(baseDir / "emptyDir"));
+
+	std::filesystem::remove_all(baseDir);
+}
+
+TEST_CASE("DeleteEmptySubTrees", "[FsUtils]")
+{
+	auto baseDir = AppFolders::GetAppTempDir() / "testEmptySubtrees";
+	std::filesystem::create_directories(baseDir / "emptyTree" / "subDir1");
+	std::filesystem::create_directories(baseDir / "emptyTree" / "subDir2");
+
+	REQUIRE(FsUtils::DeleteEmptySubTrees(baseDir));
+	REQUIRE(!std::filesystem::exists(baseDir / "emptyTree"));
+
+	std::filesystem::remove_all(baseDir);
+}
+
+TEST_CASE("IsTreeEmpty", "[FsUtils]")
+{
+	auto baseDir = AppFolders::GetAppTempDir() / "testTreeEmpty";
+	std::filesystem::create_directories(baseDir / "emptyDir");
+	std::filesystem::create_directories(baseDir / "nonEmptyDir");
+	std::ofstream(baseDir / "nonEmptyDir/file.txt").put('x');
+
+	REQUIRE(FsUtils::IsTreeEmpty(baseDir / "emptyDir"));
+	REQUIRE(!FsUtils::IsTreeEmpty(baseDir / "nonEmptyDir"));
+
+	std::filesystem::remove_all(baseDir);
+}
+
+TEST_CASE("GetDirSize", "[FsUtils]")
+{
+	auto baseDir = AppFolders::GetAppTempDir() / "testDirSize";
+	std::filesystem::create_directories(baseDir / "dir");
+	std::ofstream(baseDir / "dir/file1.txt").put('x');
+	std::ofstream(baseDir / "dir/file2.txt").put('y');
+
+	REQUIRE(FsUtils::GetDirSize(baseDir / "dir") == 2);
+
+	std::filesystem::remove_all(baseDir);
+}
\ No newline at end of file

From e9c0a980953b83fe3a175560e0d8107a203e1f79 Mon Sep 17 00:00:00 2001
From: Vladyslav Baranovskyi <int17ist@gmail.com>
Date: Wed, 9 Oct 2024 15:39:23 +0300
Subject: [PATCH 2/2] Added tests for non-empty trees deletion

---
 tests/IO/FsUtils.cpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/tests/IO/FsUtils.cpp b/tests/IO/FsUtils.cpp
index 961d8b7..c42c215 100644
--- a/tests/IO/FsUtils.cpp
+++ b/tests/IO/FsUtils.cpp
@@ -41,6 +41,27 @@ TEST_CASE("DeleteEmptySubTrees", "[FsUtils]")
 	REQUIRE(FsUtils::DeleteEmptySubTrees(baseDir));
 	REQUIRE(!std::filesystem::exists(baseDir / "emptyTree"));
 
+	std::filesystem::create_directories(baseDir / "partialTree" / "subDir1");
+	std::filesystem::create_directories(baseDir / "partialTree" / "subDir2");
+	std::ofstream(baseDir / "partialTree" / "subDir2/file.txt").put('x');
+
+	REQUIRE(FsUtils::DeleteEmptySubTrees(baseDir / "partialTree"));
+
+	REQUIRE(!std::filesystem::exists(baseDir / "partialTree" / "subDir1"));
+	REQUIRE(std::filesystem::exists(baseDir / "partialTree" / "subDir2"));
+	REQUIRE(std::filesystem::exists(baseDir / "partialTree" / "subDir2/file.txt"));
+
+	std::filesystem::remove(baseDir / "partialTree" / "subDir2/file.txt");
+
+	REQUIRE(!std::filesystem::exists(baseDir / "partialTree" / "subDir1"));
+	REQUIRE(std::filesystem::exists(baseDir / "partialTree" / "subDir2"));
+	REQUIRE(!std::filesystem::exists(baseDir / "partialTree" / "subDir2/file.txt"));
+
+	REQUIRE(FsUtils::DeleteEmptySubTrees(baseDir / "partialTree"));
+
+	REQUIRE(!std::filesystem::exists(baseDir / "partialTree" / "subDir1"));
+	REQUIRE(!std::filesystem::exists(baseDir / "partialTree" / "subDir2"));
+
 	std::filesystem::remove_all(baseDir);
 }