make sure we can run on all systems; but require that it run in the same directory as the binary we wish to test

apps/mwiniimporter_tests/CMakeLists.txt

@@ -9,9 +9,6 @@ openmw_add_executable(openmw-iniimporter-tests ${INIIMPORTER_TESTS_SRC_FILES})
 target_include_directories(openmw-iniimporter-tests SYSTEM PRIVATE ${GTEST_INCLUDE_DIRS})
 target_include_directories(openmw-iniimporter-tests SYSTEM PRIVATE ${GMOCK_INCLUDE_DIRS})
 
-#add_definitions(-DCMAKE_BINARY_DIR="${CMAKE_BINARY_DIR}")
-target_compile_definitions(openmw-iniimporter-tests PRIVATE CMAKE_BINARY_DIR=u8"${CMAKE_BINARY_DIR}")
-
 target_link_libraries(openmw-iniimporter-tests PRIVATE
     GTest::GTest
     GMock::GMock

apps/mwiniimporter_tests/main.cpp

@@ -1,14 +1,9 @@
-#include <components/misc/strings/conversion.hpp>
 #include <filesystem>
 #include <fstream>
 #include <gtest/gtest.h>
 #include <sstream>
 #include <vector>
 
-#ifndef CMAKE_BINARY_DIR
-#define CMAKE_BINARY_DIR "." /* default to current directory */
-#endif
-
 struct TestParam
 {
     std::string name;
@@ -35,11 +30,12 @@ Archive 1=game2.bsa
     tempFile << iniData;
     tempFile.close();
     std::filesystem::path tempCfgFile = std::filesystem::temp_directory_path() / (param.fileName + ".cfg");
+    std::filesystem::path binaryPath = std::filesystem::current_path() / "openmw-iniimporter";
 
-    std::basic_stringstream<char8_t> cmd;
-    cmd << CMAKE_BINARY_DIR << u8"/openmw-iniimporter -i " << tempIniFile << u8" -c " << tempCfgFile;
+    std::stringstream cmd;
+    cmd << binaryPath << " -i " << tempIniFile << " -c " << tempCfgFile;
 
-    int ret = std::system(Misc::StringUtils::u8StringToString(std::u8string(cmd.str())).c_str());
+    int ret = std::system(cmd.str().c_str());
     ASSERT_EQ(ret, 0);
 
     // Verify the cfg file was created and has the expected contents