Fixed inv_metric access in test (Issue #2881)

stan-dev · Oct 30, 2020 · f8b5be7 · f8b5be7
1 parent 7889b27
commit f8b5be7
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/test/unit/mcmc/hmc/integrators/impl_leapfrog_test.cpp b/src/test/unit/mcmc/hmc/integrators/impl_leapfrog_test.cpp
@@ -522,7 +522,9 @@ TEST_F(McmcHmcIntegratorsImplLeapfrogF, evolve_9) {
   z.q(0) = 1.27097196280777;
   z.p(0) = -0.159996782671291;
   z.g(0) = 1.27097196280777;
-  z.get_inv_metric()(0) = 0.733184698671436;
+  Eigen::VectorXd inv_metric(1);
+  inv_metric << 0.733184698671436;
+  z.set_inv_metric(inv_metric);
   EXPECT_NEAR(z.V, 0.807684865121721, 1e-15);
   EXPECT_NEAR(z.q(0), 1.27097196280777, 1e-15);
   EXPECT_NEAR(z.p(0), -0.159996782671291, 1e-15);