CMake build process:

Added the "test" target to execute the perl prove unit / integration tests.
Added a post-build step to copy the XS.dll & Slic3r/XS.pm to local-lib.

CMakeLists.txt

@@ -25,8 +25,26 @@ if (MSVC AND SLIC3R_MSVC_COMPILE_PARALLEL)
 	add_compile_options(/MP)
 endif ()
 
+# Find the Perl interpreter, add local-lib to PATH and PERL5LIB environment variables,
+# so the locally installed modules (mainly the Alien::wxPerl) will be reached.
+if (WIN32)
+    set(ENV_PATH_SEPARATOR ";")
+else()
+    set(ENV_PATH_SEPARATOR ":")
+endif()
+set(ENV{PATH}     "${PROJECT_SOURCE_DIR}/local-lib/bin${ENV_PATH_SEPARATOR}$ENV{PATH}")
+set(ENV{PERL5LIB} "${PROJECT_SOURCE_DIR}/local-lib/lib/perl${ENV_PATH_SEPARATOR}$ENV{PERL5LIB}")
+message("PATH: $ENV{PATH}")
+message("PERL5LIB: $ENV{PERL5LIB}")
+find_package(Perl REQUIRED)
+
 add_subdirectory(xs)
 
+enable_testing ()
+get_filename_component(PERL_BIN_PATH "${PERL_EXECUTABLE}" DIRECTORY)
+add_test (NAME xs COMMAND "${PERL_EXECUTABLE}" ${PERL_BIN_PATH}/prove -I ${PROJECT_SOURCE_DIR}/local-lib/lib/perl5 WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/xs)
+add_test (NAME integration COMMAND "${PERL_EXECUTABLE}" ${PERL_BIN_PATH}/prove WORKING_DIRECTORY ${PROJECT_SOURCE_DIR})
+
 install(PROGRAMS slic3r.pl DESTINATION bin RENAME slic3r-prusa3d)
 
 file(GLOB MyVar var/*.png)

cmake/modules/FindPerlEmbed.cmake

@@ -46,6 +46,7 @@ sub cmake_set_var {
   my @words = shellwords(\$content); 
   print \$fh \"set(PerlEmbed_\$varname \\\"\" . join(';', @words) . \"\\\")\\n\";
 }
+cmake_set_var('ARCHNAME',   \$Config{archname});
 cmake_set_var('CCFLAGS',    \$ccflags);
 \$ldflags =~ s/ -L/ -LIBPATH:/g if \$msvc;
 cmake_set_var('LD',         \$Config{ld});
@@ -72,6 +73,7 @@ if (PerlEmbed_DEBUG)
   message(STATUS " PERL_PRIVLIB           = ${PERL_PRIVLIB}")
   message(STATUS " PERL_EXTRA_C_FLAGS     = ${PERL_EXTRA_C_FLAGS}")
   # Second show the configuration extracted by this module (FindPerlEmbed):
+  message(STATUS " PerlEmbed_ARCHNAME     = ${PerlEmbed_ARCHNAME}")
   message(STATUS " PerlEmbed_CCFLAGS      = ${PerlEmbed_CCFLAGS}")
   message(STATUS " PerlEmbed_CCCDLFLAGS   = ${PerlEmbed_CCCDLFLAGS}")
   message(STATUS " LD                     = ${PerlEmbed_LD}")

xs/CMakeLists.txt

@@ -232,19 +232,6 @@ add_library(Shiny STATIC
     ${LIBDIR}/Shiny/ShinyZone.h
 )
 
-# Find the Perl interpreter, add local-lib to PATH and PERL5LIB environment variables,
-# so the locally installed modules (mainly the Alien::wxPerl) will be reached.
-if (WIN32)
-    set(ENV_PATH_SEPARATOR ";")
-else()
-    set(ENV_PATH_SEPARATOR ":")
-endif()
-set(ENV{PATH}     "${PROJECT_SOURCE_DIR}/local-lib/bin${ENV_PATH_SEPARATOR}$ENV{PATH}")
-set(ENV{PERL5LIB} "${PROJECT_SOURCE_DIR}/local-lib/lib/perl${ENV_PATH_SEPARATOR}$ENV{PERL5LIB}")
-message("PATH: $ENV{PATH}")
-message("PERL5LIB: $ENV{PERL5LIB}")
-find_package(Perl REQUIRED)
-
 # Generate the Slic3r Perl module (XS) typemap file.
 set(MyTypemap ${CMAKE_CURRENT_BINARY_DIR}/typemap)
 add_custom_command(
@@ -507,7 +494,16 @@ if (NOT GLEW_FOUND)
 endif ()
 include_directories(${GLEW_INCLUDE_DIRS})
 target_link_libraries(XS ${GLEW_LIBRARIES})
-
+# Install the XS.pm and XS.{so,dll,bundle} into the local-lib directory.
+set(PERL_LOCAL_LIB_DIR "${PROJECT_SOURCE_DIR}/local-lib/lib/perl5/${PerlEmbed_ARCHNAME}")
+add_custom_command(
+    TARGET XS
+    POST_BUILD
+        COMMAND ${CMAKE_COMMAND} -E make_directory "${PERL_LOCAL_LIB_DIR}/auto/Slic3r/XS/"
+        COMMAND ${CMAKE_COMMAND} -E copy "$<TARGET_FILE:XS>" "${PERL_LOCAL_LIB_DIR}/auto/Slic3r/XS/"
+        COMMAND ${CMAKE_COMMAND} -E make_directory "${PERL_LOCAL_LIB_DIR}/Slic3r/"
+        COMMAND ${CMAKE_COMMAND} -E copy "${PROJECT_SOURCE_DIR}/xs/lib/Slic3r/XS.pm" "${PERL_LOCAL_LIB_DIR}/Slic3r/"
+)
 
 # Create a slic3r executable
 add_executable(slic3r ${PROJECT_SOURCE_DIR}/src/slic3r.cpp)