cmake: disable Lua API tests by default

The patch introduces an option that enables Lua API tests.
The option is disabled by default because necessary dependencies
are not installed in OSS Fuzz and thus workflow is failed.

Author: ligurio

.github/workflows/test.yaml

@@ -68,15 +68,15 @@ jobs:
         run: |
           cmake -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ \
                 -DUSE_LUA=ON -DENABLE_BUILD_PROTOBUF=OFF \
-                -DENABLE_INTERNAL_TESTS=ON \
+                -DENABLE_INTERNAL_TESTS=ON -DENABLE_LAPI_TESTS=ON \
                 -G Ninja -S . -B build
         if: ${{ matrix.LUA == 'lua' }}
 
       - name: Running CMake (LuaJIT -current)
         run: |
           cmake -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ \
                 -DUSE_LUAJIT=ON -DENABLE_BUILD_PROTOBUF=OFF \
-                -DENABLE_INTERNAL_TESTS=ON \
+                -DENABLE_INTERNAL_TESTS=ON -DENABLE_LAPI_TESTS=ON \
                 -G Ninja -S . -B build
         if: ${{ matrix.LUA == 'luajit' }}
 

CMakeLists.txt

@@ -25,6 +25,7 @@ option(OSS_FUZZ "Enable support of OSS Fuzz" OFF)
 option(ENABLE_BUILD_PROTOBUF "Enable building Protobuf library" ON)
 option(ENABLE_BONUS_TESTS "Enable bonus tests" OFF)
 option(ENABLE_INTERNAL_TESTS "Enable internal tests" OFF)
+option(ENABLE_LAPI_TESTS "Enable Lua API tests" OFF)
 
 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
 set(CMAKE_INCLUDE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake" ${CMAKE_INCLUDE_PATH})

README.md

@@ -49,6 +49,7 @@ is LuaJIT-specific.
 - `ENABLE_BUILD_PROTOBUF` enables building Protobuf library, otherwise system
   library is used.
 - `ENABLE_INTERNAL_TESTS` enables internal tests.
+- `ENABLE_LAPI_TESTS` enables Lua API tests.
 
 ### Running
 

tests/CMakeLists.txt

@@ -13,4 +13,6 @@ string(JOIN " " LIBFUZZER_OPTS
 )
 
 add_subdirectory(capi)
-add_subdirectory(lapi)
+if(ENABLE_LAPI_TESTS)
+  add_subdirectory(lapi)
+endif()