fix: unit tests

Author: maxday

tests/CMakeLists.txt

@@ -1,43 +1,51 @@
 cmake_minimum_required(VERSION 3.11)
 project(aws-lambda-runtime-tests LANGUAGES CXX)
 
-# Fetch Google Test for unit tests
-include(FetchContent)
-FetchContent_Declare(gtest
-    URL https://github.com/google/googletest/archive/v1.12.0.tar.gz
-    DOWNLOAD_EXTRACT_TIMESTAMP TRUE
-)
-# Configure build of googletest
-set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
-set(BUILD_GMOCK OFF CACHE BOOL "" FORCE)
-set(INSTALL_GTEST OFF)
-FetchContent_MakeAvailable(gtest)
-
-# Unit tests executable
-add_executable(unit_tests
-    unit/no_op_test.cpp)
-target_link_libraries(unit_tests PRIVATE gtest_main aws-lambda-runtime)
-
-# Register unit tests with CTest
-include(GoogleTest)
-gtest_discover_tests(unit_tests
-    PROPERTIES
-    LABELS "unit"
-    DISCOVERY_TIMEOUT 10)
-
-# Original integration tests setup
-find_package(AWSSDK COMPONENTS lambda iam)
-
-add_executable(${PROJECT_NAME}
-    integration/main.cpp
-    integration/runtime_tests.cpp
-    integration/version_tests.cpp
-    gtest/gtest-all.cc)
-
-target_link_libraries(${PROJECT_NAME} PRIVATE ${AWSSDK_LINK_LIBRARIES} aws-lambda-runtime)
-
-include(GoogleTest)
-gtest_discover_tests(${PROJECT_NAME} EXTRA_ARGS "--aws_prefix=${TEST_RESOURCE_PREFIX}") # requires CMake 3.10 or later
-
-add_subdirectory(resources)
+if(DEFINED ENV{GITHUB_ACTIONS})
+    # Fetch Google Test for unit tests
+    include(FetchContent)
+    FetchContent_Declare(gtest
+        URL https://github.com/google/googletest/archive/v1.12.0.tar.gz
+        DOWNLOAD_EXTRACT_TIMESTAMP TRUE
+    )
+    # Configure build of googletest
+    set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
+    set(BUILD_GMOCK OFF CACHE BOOL "" FORCE)
+    set(INSTALL_GTEST OFF)
+    FetchContent_MakeAvailable(gtest)
+
+    # Unit tests executable
+    add_executable(unit_tests
+        unit/no_op_test.cpp)
+    target_link_libraries(unit_tests PRIVATE gtest_main aws-lambda-runtime)
+
+    # Register unit tests with CTest
+    include(GoogleTest)
+    gtest_discover_tests(unit_tests
+        PROPERTIES
+        LABELS "unit"
+        DISCOVERY_TIMEOUT 10)
+else()
+    message(STATUS "Unit tests skipped: Not in GitHub Actions environment")
+endif()
+
+
+find_package(AWSSDK COMPONENTS lambda iam QUIET)
+
+if(AWSSDK_FOUND)
+    add_executable(${PROJECT_NAME}
+        integration/main.cpp
+        integration/runtime_tests.cpp
+        integration/version_tests.cpp
+        gtest/gtest-all.cc)
+
+    target_link_libraries(${PROJECT_NAME} PRIVATE ${AWSSDK_LINK_LIBRARIES} aws-lambda-runtime)
+
+    include(GoogleTest)
+    gtest_discover_tests(${PROJECT_NAME} EXTRA_ARGS "--aws_prefix=${TEST_RESOURCE_PREFIX}") # requires CMake 3.10 or later
+
+    add_subdirectory(resources)
+else()
+    message(STATUS "Integration tests skipped: AWS SDK not found or not in GitHub Actions environment")
+endif()