From 502269bbdc9dd629c16e8a6bf00ca2aa59349112 Mon Sep 17 00:00:00 2001
From: Ivan S. Titov <iohann.s.titov@gmail.com>
Date: Thu, 10 Sep 2026 18:00:00 +0200
Subject: [PATCH] tests: enable CTest and support builds without dlib

Register the test suite with CTest. The BFGS enum member is only defined
when DLIB_AVAILABLE is set, so guard its test accordingly.
---
 CMakeLists.txt                   | 1 +
 tests/feature/fitter/fitter.cpp | 4 ++++
 tests/unit/fitter/fitter.cpp    | 2 ++
 3 files changed, 7 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1138de4..746d0d4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -180,6 +180,7 @@
 
 add_subdirectory(source)
 if (BUILD_TESTS)
+	enable_testing()
 	add_subdirectory(tests)
 endif()
 if (BUILD_EXECUTABLES)

diff --git a/tests/feature/fitter/fitter.cpp b/tests/feature/fitter/fitter.cpp
index a1d9a96..27234bc 100644
--- a/tests/feature/fitter/fitter.cpp
+++ b/tests/feature/fitter/fitter.cpp
@@ -173,6 +173,7 @@ TEST_CASE("fitter: correct dof", "[files]") {
         REQUIRE(res->dof == size-2);
     }
 
+#ifdef DLIB_AVAILABLE
     SECTION("SmartFitter") {
         auto fit_and_check = [size, &protein, &data] (unsigned int dof) {
             fitter::SmartFitter fitter(data);
@@ -258,10 +259,12 @@ TEST_CASE("fitter: correct dof", "[files]") {
             fit_and_check(7);
         }
     }
+#endif
 }
 
 // Check that the SmartFitter produces consistent fits when using different q-ranges
 // This is a good but rather long test for potential memory issues or inconsistencies in the various histogram managers
+#ifdef DLIB_AVAILABLE
 TEST_CASE("SmartFitter: consistent fits using different q-ranges") {
     settings::flags::max_bin_count = constants::axes::d_axis.bins;
     settings::general::verbose = false;
@@ -303,4 +306,5 @@ TEST_CASE("SmartFitter: consistent fits using different q-ranges") {
             }
         }
     }
-}
\ No newline at end of file
+}
+#endif

diff --git a/tests/unit/fitter/fitter.cpp b/tests/unit/fitter/fitter.cpp
index a3547d5..ed55170 100644
--- a/tests/unit/fitter/fitter.cpp
+++ b/tests/unit/fitter/fitter.cpp
@@ -108,6 +108,7 @@ TEST_CASE("Fitter::fit_chi2_only") {
     REQUIRE(chi2 >= 0.0);
 }
 
+#ifdef DLIB_AVAILABLE
 TEST_CASE("Fitter::set_algorithm") {
     std::vector<double> data = {1.0, 2.0, 3.0};
     std::vector<double> model = {2.0, 4.0, 6.0};
@@ -115,3 +116,4 @@ TEST_CASE("Fitter::set_algorithm") {
     
     fitter.set_algorithm(mini::algorithm::BFGS);
 }
+#endif
-- 
2.51.0