message: add test comments
diff: @@ -182,10 +182,13 @@ TEST(distribution_test, change_seed) {
  auto dist_normal1 = bark::commons::NormalDistribution1D(params_ptr);
  auto dist_normal2 = bark::commons::NormalDistribution1D(params_ptr);
  + // First samples of both disributions (equal with equal seed)
  auto sample1 = dist_normal1.Sample()[0];
  auto sample2 = dist_normal2.Sample()[0];
  EXPECT_EQ(sample1, sample2);
  + // Second samples of both distributions
  + // (different since seed of 2nd dist changed)
  dist_normal2.ChangeSeed(2000);
  sample1 = dist_normal1.Sample()[0];
  sample2 = dist_normal2.Sample()[0];
  