diff --git a/test/src/test_quat.h b/test/src/test_quat.h
index d1a9dea..2c14163 100644
--- a/test/src/test_quat.h
+++ b/test/src/test_quat.h
@@ -707,3 +707,35 @@ TEST_IMPL(GLM_PREFIX, quat_lerpc) {
 
   TEST_SUCCESS
 }
+
+TEST_IMPL(GLM_PREFIX, quat_slerp) {
+  versor q1, q2, q3, q4;
+  vec3 v1 = {10.0f, 0.0f, 0.0f}, v2;
+
+  glm_quatv(q1, glm_rad(30.0f), v1);
+  glm_quatv(q2, glm_rad(90.0f), v1);
+
+  q1[0] = 10.0f;
+  GLM(quat_slerp)(q1, q2, 1.0f, q3);
+  ASSERTIFY(test_assert_quat_eq(q1, q3));
+
+  glm_quatv(q1, glm_rad(30.001), v1);
+  glm_quatv(q2, glm_rad(30.002), v1);
+  GLM(quat_slerp)(q1, q2, 0.7f, q3);
+  glm_quat_lerp(q1, q2, 0.7f, q4);
+  ASSERTIFY(test_assert_quat_eq(q3, q4));
+
+  glm_quatv(q1, glm_rad(30.0f), v1);
+  glm_quatv(q2, glm_rad(90.0f), v1);
+  GLM(quat_slerp)(q1, q2, 0.5f, q3);
+
+  glm_quat_axis(q3, v2);
+  glm_vec3_normalize(v1);
+  glm_vec3_normalize(v2);
+
+  ASSERT(glm_quat_angle(q3) > glm_rad(30.0f));
+  ASSERT(glm_quat_angle(q3) < glm_rad(90.0f));
+  ASSERTIFY(test_assert_vec3_eq(v1, v2))
+
+  TEST_SUCCESS
+}
diff --git a/test/tests.h b/test/tests.h
index 570e6a6..1d152f4 100644
--- a/test/tests.h
+++ b/test/tests.h
@@ -158,6 +158,7 @@ TEST_DECLARE(glm_quat_mat3)
 TEST_DECLARE(glm_quat_mat3t)
 TEST_DECLARE(glm_quat_lerp)
 TEST_DECLARE(glm_quat_lerpc)
+TEST_DECLARE(glm_quat_slerp)
 
 TEST_DECLARE(glmc_quat_identity)
 TEST_DECLARE(glmc_quat_identity_array)
@@ -186,6 +187,7 @@ TEST_DECLARE(glmc_quat_mat3)
 TEST_DECLARE(glmc_quat_mat3t)
 TEST_DECLARE(glmc_quat_lerp)
 TEST_DECLARE(glmc_quat_lerpc)
+TEST_DECLARE(glmc_quat_slerp)
 
 /* bezier */
 TEST_DECLARE(bezier)
@@ -645,6 +647,7 @@ TEST_LIST {
   TEST_ENTRY(glm_quat_mat3t)
   TEST_ENTRY(glm_quat_lerp)
   TEST_ENTRY(glm_quat_lerpc)
+  TEST_ENTRY(glm_quat_slerp)
 
   TEST_ENTRY(glmc_quat_identity)
   TEST_ENTRY(glmc_quat_identity_array)
@@ -673,6 +676,7 @@ TEST_LIST {
   TEST_ENTRY(glmc_quat_mat3t)
   TEST_ENTRY(glmc_quat_lerp)
   TEST_ENTRY(glmc_quat_lerpc)
+  TEST_ENTRY(glmc_quat_slerp)
 
   /* bezier */
   TEST_ENTRY(bezier)