test: make use of new doctest-util.random for fuzz seeds

Author: iboB

test/fuzz-features.cpp

@@ -5,6 +5,7 @@
 #include <dynamix/feature_info_data.hpp>
 
 #include <doctest/doctest.h>
+#include <doctest/util/random.hpp>
 #include <thread>
 #include <deque>
 #include <cstdlib>
@@ -101,8 +102,7 @@ TEST_CASE("fuzz features") {
     std::deque<feature_generator> generators;
     std::deque<feature_getter> getters;
 
-    unsigned initial_seed = std::random_device{}();
-    printf("initial seed: %u\n", initial_seed);
+    unsigned initial_seed = GET_RANDOM_DEVICE_SEED("fuzz features");
     std::minstd_rand seeder(initial_seed);
     for (auto& b : bases) {
         generators.emplace_back(dom, b, seeder());

test/fuzz-mixins.cpp

@@ -3,6 +3,7 @@
 #include <dynamix/mixin_info_data.hpp>
 
 #include <doctest/doctest.h>
+#include <doctest/util/random.hpp>
 #include <itlib/qalgorithm.hpp>
 #include <thread>
 #include <deque>
@@ -134,8 +135,7 @@ TEST_CASE("fuzz mixins") {
     std::deque<mixin_generator> generators;
     std::deque<mixin_getter> getters;
 
-    unsigned initial_seed = std::random_device{}();
-    printf("initial seed: %u\n", initial_seed);
+    unsigned initial_seed = GET_RANDOM_DEVICE_SEED("fuzz mixins");
     std::minstd_rand seeder(initial_seed);
 
     dynamix::domain dom;

test/fuzz-objects-types.cpp

@@ -9,6 +9,7 @@
 #include <dynamix/dbg_dmp.hpp>
 
 #include <doctest/doctest.h>
+#include <doctest/util/random.hpp>
 
 #include <itlib/qalgorithm.hpp>
 #include <itlib/flat_set.hpp>
@@ -178,9 +179,7 @@ class custom_rule {
 };
 
 TEST_CASE("fuzz objects and types") {
-    const unsigned initial_seed = std::random_device{}();
-    // const unsigned initial_seed = 1283054047;
-    printf("initial seed: %u\n", initial_seed);
+    const unsigned initial_seed = GET_RANDOM_DEVICE_SEED("fuzz objects and types");
     std::minstd_rand seeder(initial_seed);
 
     std::minstd_rand rnd(seeder());