First attempt at testing CMake Pacage. Will be squashed

.github/workflows/build-linux.yml

@@ -43,7 +43,22 @@ jobs:
       # Execute the build.  You can specify a specific target with "--target <NAME>"
       run: cmake --build . --config $BUILD_TYPE
 
+    - name: Install
+      working-directory: ${{github.workspace}}/build
+      shell: bash
+      run: cmake --install . --prefix $GITHUB_WORKSPACE/sysroot
+
     - name: Test
       working-directory: ${{github.workspace}}/build
       shell: bash
       run: ctest -V
+
+    - name: Configure Test of CMake Package
+      working-directory: ${{github.workspace}}
+      shell: bash
+      run: cmake -S $GITHUB_WORKSPACE/lua-config-package-tests -B build-pkg-test -DCMAKE_PREFIX=$GITHUB_WORKSPACE/sysroot
+
+    - name: Build Test of CMake Package
+      working-directory: ${{github.workspace}}
+      shell: bash
+      run: cmake --build build-pkg-test

lua-config-package-tests/CMakeLists.txt

@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.1)
+project(lua-config-package-test C)
+
+find_package(Lua REQUIRED CONFIG)
+
+add_executable(lua-config-package-build-test-using-static-target "./lua-config-package-build-test.c")
+target_link_libraries(lua-config-package-build-test-using-static-target Lua::lua_static)
+
+add_executable(lua-config-package-build-test-using-shared-target "./lua-config-package-build-test.c")
+target_link_libraries(lua-config-package-build-test-using-shared-target Lua::lua_static)
+
+add_executable(lua-config-package-build-test-using-variables "./lua-config-package-build-test.c")
+target_link_libraries(lua-config-package-build-test-using-variables ${LUA_LIBRARIES})
+

lua-config-package-tests/lua-config-package-build-test.c

@@ -0,0 +1,10 @@
+#include <lua.h>
+#include <lauxlib.h>
+#include <stdio.h>
+
+int main()
+{
+    lua_State *l = luaL_newstate();
+    double lversion = lua_version(l);
+    printf("Lua version is %f\n", lversion);
+}