DONT MERGE

cmake/SetupGo.cmake

@@ -0,0 +1,22 @@
+# This code is licensed under the terms of the MIT License.
+# Copyright (c) 2024 Alfi Maulana
+
+include_guard(GLOBAL)
+
+# Sets up the latest version of Go within this project.
+#
+# This function downloads the latest version of Go build from the remote server and then extracts that
+# and makes it available in the project.
+#
+# This function set `GO_EXECUTABLE` to the location of the Go executable.
+function(setup_go)
+  file(MAKE_DIRECTORY ${CMAKE_BUILD_DIR}/_deps)
+  file(
+    DOWNLOAD https://go.dev/dl/go1.22.2.linux-amd64.tar.gz ${CMAKE_BUILD_DIR}/_deps/go.tar.gz
+    EXPECTED_MD5 f64eb5791a9dab9cbcdf6549b9583280
+  )
+
+  execute_process(COMMAND tar -xf ${CMAKE_BUILD_DIR}/_deps/go.tar.gz -C ${CMAKE_BUILD_DIR}/_deps)
+
+  set(GO_EXECUTABLE ${CMAKE_BUILD_DIR}/_deps/go/bin/go PARENT_SCOPE)
+endfunction()

test/CMakeLists.txt

@@ -4,6 +4,7 @@ function(add_cmake_test FILE)
       NAME ${NAME}
       COMMAND ${CMAKE_COMMAND}
         -D CMAKE_MODULE_PATH=${CMAKE_MODULE_PATH}
+        -D CMAKE_BUILD_DIR=${CMAKE_CURRENT_SOURCE_DIR}/build
         -D TEST_MATCHES=^${NAME}$
         -P ${CMAKE_CURRENT_SOURCE_DIR}/${FILE}
     )
@@ -15,3 +16,8 @@ add_cmake_test(
   "Create directory recursively"
   # Add more test cases here.
 )
+
+add_cmake_test(
+  cmake/SetupGoTest.cmake
+  "Set up latest version of Go"
+)

test/cmake/SetupGoTest.cmake

@@ -0,0 +1,18 @@
+# Matches everything if not defined
+if(NOT TEST_MATCHES)
+  set(TEST_MATCHES ".*")
+endif()
+
+set(TEST_COUNT 0)
+
+if("Set up latest version of Go" MATCHES ${TEST_MATCHES})
+  math(EXPR TEST_COUNT "${TEST_COUNT} + 1")
+
+  include(SetupGo)
+
+  setup_go()
+endif()
+
+if(TEST_COUNT LESS_EQUAL 0)
+  message(FATAL_ERROR "Nothing to test with: ${TEST_MATCHES}")
+endif()