feat: 添加屏幕去重功能并调整测试用例目录结构

tests/CMakeLists.txt

@@ -0,0 +1,2 @@
+add_subdirectory(backend)
+add_subdirectory(core)

tests/backend/CMakeLists.txt

@@ -0,0 +1,19 @@
+set(OUTPUT_UTILS_TEST_APP_NAME "zdwm-output-utils-tests")
+
+add_executable(${OUTPUT_UTILS_TEST_APP_NAME}
+    ${CMAKE_CURRENT_SOURCE_DIR}/output_utils_test.c
+    ${SOURCE_DIR}/backend/output_utils.c
+)
+
+target_include_directories(${OUTPUT_UTILS_TEST_APP_NAME}
+    PRIVATE ${SOURCE_DIR}
+    PRIVATE ${BUILD_DIR}
+)
+
+target_link_libraries(${OUTPUT_UTILS_TEST_APP_NAME}
+    PRIVATE m
+)
+
+add_test(NAME ${OUTPUT_UTILS_TEST_APP_NAME}
+    COMMAND $<TARGET_FILE:${OUTPUT_UTILS_TEST_APP_NAME}>
+)

tests/backend/output_utils_test.c

@@ -0,0 +1,63 @@
+#include <assert.h>
+#include <stdint.h>
+
+#include "backend/output_utils.h"
+#include "utils.h"
+
+static void assert_output_geometry(const wm_output_info_t *output, int32_t x,
+                                   int32_t y, int32_t width,
+                                   int32_t height) {
+  assert(output);
+  assert(output->geometry.x == x);
+  assert(output->geometry.y == y);
+  assert(output->geometry.width == width);
+  assert(output->geometry.height == height);
+}
+
+static void destroy_detect_result(wm_backend_detect_t *detect) {
+  assert(detect);
+  for (size_t i = 0; i < detect->output_count; i++) {
+    p_delete(&detect->outputs[i].name);
+  }
+  p_delete(&detect->outputs);
+  free(detect);
+}
+
+static void test_output_remove_duplication_invalid_input(void) {
+  wm_output_info_t output = {0};
+
+  assert(output_remove_duplication(nullptr, 0) == nullptr);
+  assert(output_remove_duplication(&output, 0) == nullptr);
+}
+
+static void test_output_remove_duplication_keeps_non_nested_outputs(void) {
+  wm_output_info_t outputs[] = {
+    {
+      .geometry = {.x = 0, .y = 0, .width = 3840, .height = 1080},
+    },
+    {
+      .geometry = {.x = 0, .y = 0, .width = 1920, .height = 1080},
+    },
+    {
+      .geometry = {.x = 1920, .y = 0, .width = 1920, .height = 1080},
+    },
+    {
+      .geometry = {.x = 3840, .y = 0, .width = 1280, .height = 1024},
+    },
+  };
+
+  wm_backend_detect_t *detect =
+    output_remove_duplication(outputs, countof(outputs));
+  assert(detect);
+  assert(detect->output_count == 2);
+  assert_output_geometry(&detect->outputs[0], 0, 0, 3840, 1080);
+  assert_output_geometry(&detect->outputs[1], 3840, 0, 1280, 1024);
+
+  destroy_detect_result(detect);
+}
+
+int main(void) {
+  test_output_remove_duplication_invalid_input();
+  test_output_remove_duplication_keeps_non_nested_outputs();
+  return 0;
+}

tests/core/CMakeLists.txt

@@ -0,0 +1,34 @@
+set(TEST_APP_NAME "zdwm-tests")
+
+add_executable(${TEST_APP_NAME}
+    ${CMAKE_CURRENT_SOURCE_DIR}/main.c
+    ${SOURCE_DIR}/utils.c
+    ${SOURCE_DIR}/backend/output_utils.c
+    ${SOURCE_DIR}/backend/x11/backend.c
+    ${SOURCE_DIR}/core/layout.c
+    ${SOURCE_DIR}/core/runtime.c
+    ${SOURCE_DIR}/core/state.c
+)
+
+target_include_directories(${TEST_APP_NAME} SYSTEM
+    PRIVATE ${deps_INCLUDE_DIRS}
+)
+target_include_directories(${TEST_APP_NAME}
+    PRIVATE ${SOURCE_DIR}
+    PRIVATE ${BUILD_DIR}
+)
+
+target_link_libraries(${TEST_APP_NAME}
+    PRIVATE m
+    PRIVATE ${deps_LIBRARIES}
+)
+
+if(HAS_EXECINFO AND LIB_EXECINFO)
+    target_link_libraries(${TEST_APP_NAME} PRIVATE ${LIB_EXECINFO})
+endif()
+
+add_test(NAME ${TEST_APP_NAME} COMMAND $<TARGET_FILE:${TEST_APP_NAME}>)
+
+set_tests_properties(${TEST_APP_NAME} PROPERTIES
+    ENVIRONMENT "DISPLAY=:3"
+)