refactor: optimize file sorting implementation

autotests/dfm-io-tests/CMakeLists.txt

@@ -9,15 +9,21 @@ endif()
 
 message(STATUS "Adding unit tests for ${IO_TEST_LIB}")
 
-# Collect test source files
-file(GLOB_RECURSE TEST_SRCS
-    ${CMAKE_CURRENT_SOURCE_DIR}/*.cpp
-    ${CMAKE_CURRENT_SOURCE_DIR}/*.h
+# 共享的测试入口点
+set(TEST_COMMON_SRCS
+    ${CMAKE_CURRENT_SOURCE_DIR}/test_main.cpp
+)
+
+# 各测试类源文件（不含 main）
+set(TEST_CLASS_SRCS
+    ${CMAKE_CURRENT_SOURCE_DIR}/tst_dfm_io.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/tst_dfilesorter.cpp
 )
 
 # Create the test executable
 add_executable(dfm-io-test
-    ${TEST_SRCS}
+    ${TEST_COMMON_SRCS}
+    ${TEST_CLASS_SRCS}
 )
 
 # Link against the dfm-io library and Qt Test
@@ -27,17 +33,11 @@ target_link_libraries(dfm-io-test
 )
 
 # Add include directories
-if(DFM_BUILD_WITH_QT6)
-    target_include_directories(dfm-io-test
-        PRIVATE
-        ${CMAKE_SOURCE_DIR}/src/dfm-io/dfm-io
-    )
-else()
-    target_include_directories(dfm-io-test
-        PRIVATE
-        ${CMAKE_SOURCE_DIR}/src/dfm-io/dfm-io
-    )
-endif()
+target_include_directories(dfm-io-test
+    PRIVATE
+    ${CMAKE_SOURCE_DIR}/src/dfm-io/dfm-io
+    ${CMAKE_SOURCE_DIR}/src/dfm-io/dfm-io/sort
+)
 
 # Register the test with CTest
 add_test(NAME dfm-io-test COMMAND dfm-io-test)

autotests/dfm-io-tests/test_main.cpp

@@ -0,0 +1,23 @@
+// SPDX-FileCopyrightText: 2026 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include <QTest>
+
+// 前置声明测试类
+class tst_DfmIO;
+class tst_DFileSorter;
+
+int main(int argc, char *argv[])
+{
+    int status = 0;
+
+    // 运行各测试类
+    extern int run_tst_DfmIO(int argc, char *argv[]);
+    extern int run_tst_DFileSorter(int argc, char *argv[]);
+
+    status |= run_tst_DfmIO(argc, argv);
+    status |= run_tst_DFileSorter(argc, argv);
+
+    return status;
+}