Apply local changes to get gtest attempting to run

Author: mcbarton

lib/Interpreter/CMakeLists.txt

@@ -132,6 +132,9 @@ if(EMSCRIPTEN)
     SUFFIX ".wasm"
   )
 
+  add_custom_command(TARGET clangCppInterOp POST_BUILD
+    COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:clangCppInterOp> ${CMAKE_BINARY_DIR}/unittests/CppInterOp/
+  )
 endif()
 
 string(REPLACE ";" "\;" _VER CPPINTEROP_VERSION)

unittests/CMakeLists.txt

@@ -9,7 +9,7 @@ endif()
 
 if(EMSCRIPTEN)
   # By removing gtest_main and gmock_main you avoid duplicate symbol error (probably not the best solution)
-  set(gtest_libs gtest_main gtest gmock)
+  set(gtest_libs gtest gmock)
 else()
   set(gtest_libs gtest gtest_main)
   # Clang prior than clang13 (I think) merges both gmock into gtest.

unittests/CppInterOp/CMakeLists.txt

@@ -2,8 +2,16 @@ set(LLVM_LINK_COMPONENTS
   Support
 )
 
+if(EMSCRIPTEN)
+  set(INCLUDE_CUDA_TEST "")
+  set(INCLUDE_MAIN_CCP "main.cpp")
+else()
+  set(INCLUDE_CUDA_TEST "CUDATest.cpp")
+  set(INCLUDE_MAIN_CPP "")
+endif()
+
 add_cppinterop_unittest(CppInterOpTests
-  CUDATest.cpp
+  ${INCLUDE_CUDA_TEST}
   EnumReflectionTest.cpp
   FunctionReflectionTest.cpp
   InterpreterTest.cpp
@@ -12,11 +20,12 @@ add_cppinterop_unittest(CppInterOpTests
   TypeReflectionTest.cpp
   Utils.cpp
   VariableReflectionTest.cpp
+  ${INCLUDE_MAIN_CPP}
 )
 
 if(EMSCRIPTEN)
   set_target_properties(CppInterOpTests PROPERTIES
-  LINK_FLAGS "-s MAIN_MODULE=1"
+  LINK_FLAGS "-s MAIN_MODULE=1 -s WASM_BIGINT"
   )
 endif()
   target_link_libraries(CppInterOpTests
@@ -49,15 +58,15 @@ export_executable_symbols(CppInterOpTests)
 
 unset(LLVM_LINK_COMPONENTS)
 
-add_cppinterop_unittest(DynamicLibraryManagerTests DynamicLibraryManagerTest.cpp)
+add_cppinterop_unittest(DynamicLibraryManagerTests DynamicLibraryManagerTest.cpp ${INCLUDE_MAIN_CPP})
 target_link_libraries(DynamicLibraryManagerTests
   PRIVATE
   clangCppInterOp
 )
 
 if(EMSCRIPTEN)
   target_link_options(DynamicLibraryManagerTests PRIVATE
-    "SHELL: -s MAIN_MODULE=1"
+    "SHELL: -s MAIN_MODULE=1 -s WASM_BIGINT"
   )
 endif()
 

unittests/CppInterOp/TestSharedLib/CMakeLists.txt

@@ -17,6 +17,7 @@ set_output_directory(TestSharedLib
 
 
 if(EMSCRIPTEN)
+  # FIXME: Remove export-all and replace with exporting individual undefined symbols
   set_target_properties(TestSharedLib PROPERTIES
     NO_SONAME 1
     COMPILE_FLAGS "-s SIDE_MODULE=1"

unittests/CppInterOp/main.cpp

@@ -0,0 +1,6 @@
+#include <gtest/gtest.h>
+
+int main(int argc, char **argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}