diff --git a/src/slic3r/Config/Version.cpp b/src/slic3r/Config/Version.cpp
index 04ce05ab5..1de709078 100644
--- a/src/slic3r/Config/Version.cpp
+++ b/src/slic3r/Config/Version.cpp
@@ -69,80 +69,7 @@ bool Version::is_current_slic3r_downgrade() const
 {
 	return Slic3r::SEMVER < min_slic3r_version;
 }
-#if 0
-//TODO: This test should be moved to a unit test, once we have C++ unit tests in place.
-static int version_test()
-{
-	Version v;
-	v.config_version 	 = *Semver::parse("1.1.2");
-	v.min_slic3r_version = *Semver::parse("1.38.0");
-	v.max_slic3r_version = Semver::inf();
-	assert(v.is_slic3r_supported(*Semver::parse("1.38.0")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.37.0-alpha")));
-	// Test the prerelease status.
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0")));
-	v.config_version 	 = *Semver::parse("1.1.2-alpha");
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
-	v.config_version 	 = *Semver::parse("1.1.2-alpha1");
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
-	v.config_version 	 = *Semver::parse("1.1.2-beta");
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
-	v.config_version 	 = *Semver::parse("1.1.2-rc");
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
-	v.config_version 	 = *Semver::parse("1.1.2-rc2");
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
-	assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
-	// Test the upper boundary.
-	v.config_version 	 = *Semver::parse("1.1.2");
-	v.max_slic3r_version = *Semver::parse("1.39.3-beta1");
-	assert(v.is_slic3r_supported(*Semver::parse("1.38.0")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha1")));
-	assert(! v.is_slic3r_supported(*Semver::parse("1.37.0-alpha")));
-	return 0;
-}
-static int version_test_run = version_test();
-#endif
+
 
 inline char* left_trim(char *c)
 {
diff --git a/tests/slic3rutils/CMakeLists.txt b/tests/slic3rutils/CMakeLists.txt
index e9fcf84f1..892e7a8a7 100644
--- a/tests/slic3rutils/CMakeLists.txt
+++ b/tests/slic3rutils/CMakeLists.txt
@@ -2,6 +2,7 @@ get_filename_component(_TEST_NAME ${CMAKE_CURRENT_LIST_DIR} NAME)
 add_executable(${_TEST_NAME}_tests
     ${_TEST_NAME}_tests_main.cpp
     slic3r_jobs_tests.cpp
+    slic3r_version_tests.cpp
     )
 
 # mold linker for successful linking needs also to link TBB library and link it before libslic3r.
diff --git a/tests/slic3rutils/slic3r_version_tests.cpp b/tests/slic3rutils/slic3r_version_tests.cpp
new file mode 100644
index 000000000..14f4f5dc0
--- /dev/null
+++ b/tests/slic3rutils/slic3r_version_tests.cpp
@@ -0,0 +1,83 @@
+#include "catch2/catch.hpp"
+
+#include "slic3r/Config/Version.hpp"
+
+
+TEST_CASE("Check parsing and comparing of config versions", "[Version]") {
+    using namespace Slic3r;
+
+    GUI::Config::Version v;
+
+    v.config_version     = *Semver::parse("1.1.2");
+    v.min_slic3r_version = *Semver::parse("1.38.0");
+    v.max_slic3r_version = Semver::inf();
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.38.0")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.37.0-alpha")));
+
+    // Test the prerelease status.
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0")));
+
+    v.config_version      = *Semver::parse("1.1.2-alpha");
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
+
+    v.config_version      = *Semver::parse("1.1.2-alpha1");
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
+
+    v.config_version      = *Semver::parse("1.1.2-beta");
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
+
+    v.config_version      = *Semver::parse("1.1.2-rc");
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
+
+    v.config_version      = *Semver::parse("1.1.2-rc2");
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
+
+    // Test the upper boundary.
+    v.config_version     = *Semver::parse("1.1.2");
+    v.max_slic3r_version = *Semver::parse("1.39.3-beta1");
+    REQUIRE(v.is_slic3r_supported(*Semver::parse("1.38.0")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha1")));
+    REQUIRE(! v.is_slic3r_supported(*Semver::parse("1.37.0-alpha")));
+}