diff --git a/test/src/test_ivec3.h b/test/src/test_ivec3.h
index c7058a4..025c06c 100644
--- a/test/src/test_ivec3.h
+++ b/test/src/test_ivec3.h
@@ -9,7 +9,7 @@
 
 TEST_IMPL(GLM_PREFIX, ivec3) {
   ivec4 v4 = {2, 3, 5, 7};
-  ivec3 v3;
+  ivec3 v3 = {99, 99, 99};
 
   GLM(ivec3)(v4, v3);
   ASSERT(test_eq(v3[0], v4[0]))
@@ -18,3 +18,179 @@ TEST_IMPL(GLM_PREFIX, ivec3) {
 
   TEST_SUCCESS
 }
+
+TEST_IMPL(GLM_PREFIX, ivec3_copy) {
+  ivec3 src = {7, 5, 2};
+  ivec3 dst = {99, 99, 99};
+
+  GLM(ivec3_copy)(src, dst);
+  ASSERT(dst[0] == 7)
+  ASSERT(dst[1] == 5)
+  ASSERT(dst[2] == 2)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_zero) {
+  ivec3 v = {2, 3, 5};
+
+  GLM(ivec3_zero)(v);
+  ASSERT(v[0] == 0)
+  ASSERT(v[1] == 0)
+  ASSERT(v[2] == 0)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_one) {
+  ivec3 v = {-2, 9, 12};
+
+  GLM(ivec3_one)(v);
+  ASSERT(v[0] == 1)
+  ASSERT(v[1] == 1)
+  ASSERT(v[2] == 1)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_add) {
+  ivec3 a = {14, 3, 2};
+  ivec3 b = {-3, 2, 1};
+  ivec3 v = {99, 99};
+  GLM(ivec3_add)(a, b, v);
+  ASSERT(v[0] == 11)
+  ASSERT(v[1] == 5)
+  ASSERT(v[2] == 3)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_adds) {
+  ivec3 a = {-3, 1, 4};
+  ivec3 v = {99, 99, 99};
+  int s = 2;
+
+  GLM(ivec3_adds)(a, s, v);
+  ASSERT(v[0] == -1)
+  ASSERT(v[1] == 3)
+  ASSERT(v[2] == 6)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_sub) {
+  ivec3 a = {-2, 9, 1};
+  ivec3 b = {3, 2, -1};
+  ivec3 v = {99, 99, 99};
+
+  GLM(ivec3_sub)(a, b, v);
+  ASSERT(v[0] == -5)
+  ASSERT(v[1] == 7)
+  ASSERT(v[2] == 2)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_subs) {
+  ivec3 a = {5, -2, 6};
+  ivec3 v = {99, 99, 99};
+  int s = -3;
+
+  GLM(ivec3_subs)(a, s, v);
+  ASSERT(v[0] == 8)
+  ASSERT(v[1] == 1)
+  ASSERT(v[2] == 9)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_mul) {
+  ivec3 a = {3, 4, 5};
+  ivec3 b = {-2, 3, 1};
+  ivec3 v = {99, 99, 99};
+
+  GLM(ivec3_mul)(a, b, v);
+  ASSERT(v[0] == -6)
+  ASSERT(v[1] == 12)
+  ASSERT(v[2] == 5)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_scale) {
+  ivec3 a = {-9, 2, 3};
+  ivec3 v = {99, 99, 99};
+  int s = -2;
+
+  GLM(ivec3_scale)(a, s, v);
+  ASSERT(v[0] == 18)
+  ASSERT(v[1] == -4)
+  ASSERT(v[2] == -6)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_distance2) {
+  ivec3 a = {-1, 3, 0};
+  ivec3 b = {5, 4, 2};
+
+  int v = GLM(ivec3_distance2)(a, b);
+  ASSERT(v == 41)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_distance) {
+  ivec3 a = {3, 2, 4};
+  ivec3 b = {-2, 5, 2};
+
+  float v = GLM(ivec3_distance)(a, b);
+  ASSERT(test_eq(v, 6.1644140029))
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_maxv) {
+  ivec3 a = {9, -20, 5};
+  ivec3 b = {8, -1, 2};
+  ivec3 v = {99, 99, 99};
+
+  GLM(ivec3_maxv)(a, b, v);
+  ASSERT(v[0] == 9)
+  ASSERT(v[1] == -1)
+  ASSERT(v[2] == 5)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_minv) {
+  ivec3 a = {16, 0, 4};
+  ivec3 b = {-15, 10, 8};
+  ivec3 v = {99, 99, 99};
+
+  GLM(ivec3_minv)(a, b, v);
+  ASSERT(v[0] == -15)
+  ASSERT(v[1] == 0)
+  ASSERT(v[2] == 4)
+
+  TEST_SUCCESS
+}
+
+TEST_IMPL(GLM_PREFIX, ivec3_clamp) {
+  ivec3 v = {3, -1, 10};
+
+  GLM(ivec3_clamp)(v, -2, 4);
+  ASSERT(v[0] == 3)
+  ASSERT(v[1] == -1)
+  ASSERT(v[2] == 4)
+
+  v[0] = -15;
+  v[1] = 4;
+  v[2] = 1;
+  GLM(ivec3_clamp)(v, -9, 3);
+  ASSERT(v[0] == -9)
+  ASSERT(v[1] == 3)
+  ASSERT(v[2] == 1)
+
+  TEST_SUCCESS
+}
diff --git a/test/tests.h b/test/tests.h
index 8c57ecc..038600d 100644
--- a/test/tests.h
+++ b/test/tests.h
@@ -765,8 +765,36 @@ TEST_DECLARE(glmc_ivec2_clamp)
 
 /* ivec3 */
 TEST_DECLARE(glm_ivec3)
+TEST_DECLARE(glm_ivec3_copy)
+TEST_DECLARE(glm_ivec3_zero)
+TEST_DECLARE(glm_ivec3_one)
+TEST_DECLARE(glm_ivec3_add)
+TEST_DECLARE(glm_ivec3_adds)
+TEST_DECLARE(glm_ivec3_sub)
+TEST_DECLARE(glm_ivec3_subs)
+TEST_DECLARE(glm_ivec3_mul)
+TEST_DECLARE(glm_ivec3_scale)
+TEST_DECLARE(glm_ivec3_distance2)
+TEST_DECLARE(glm_ivec3_distance)
+TEST_DECLARE(glm_ivec3_maxv)
+TEST_DECLARE(glm_ivec3_minv)
+TEST_DECLARE(glm_ivec3_clamp)
 
 TEST_DECLARE(glmc_ivec3)
+TEST_DECLARE(glmc_ivec3_copy)
+TEST_DECLARE(glmc_ivec3_zero)
+TEST_DECLARE(glmc_ivec3_one)
+TEST_DECLARE(glmc_ivec3_add)
+TEST_DECLARE(glmc_ivec3_adds)
+TEST_DECLARE(glmc_ivec3_sub)
+TEST_DECLARE(glmc_ivec3_subs)
+TEST_DECLARE(glmc_ivec3_mul)
+TEST_DECLARE(glmc_ivec3_scale)
+TEST_DECLARE(glmc_ivec3_distance2)
+TEST_DECLARE(glmc_ivec3_distance)
+TEST_DECLARE(glmc_ivec3_maxv)
+TEST_DECLARE(glmc_ivec3_minv)
+TEST_DECLARE(glmc_ivec3_clamp)
 
 /* ivec4 */
 TEST_DECLARE(glm_ivec4)
@@ -1536,8 +1564,36 @@ TEST_LIST {
 
   /* ivec3 */
   TEST_ENTRY(glm_ivec3)
+  TEST_ENTRY(glm_ivec3_copy)
+  TEST_ENTRY(glm_ivec3_zero)
+  TEST_ENTRY(glm_ivec3_one)
+  TEST_ENTRY(glm_ivec3_add)
+  TEST_ENTRY(glm_ivec3_adds)
+  TEST_ENTRY(glm_ivec3_sub)
+  TEST_ENTRY(glm_ivec3_subs)
+  TEST_ENTRY(glm_ivec3_mul)
+  TEST_ENTRY(glm_ivec3_scale)
+  TEST_ENTRY(glm_ivec3_distance2)
+  TEST_ENTRY(glm_ivec3_distance)
+  TEST_ENTRY(glm_ivec3_maxv)
+  TEST_ENTRY(glm_ivec3_minv)
+  TEST_ENTRY(glm_ivec3_clamp)
 
   TEST_ENTRY(glmc_ivec3)
+  TEST_ENTRY(glmc_ivec3_copy)
+  TEST_ENTRY(glmc_ivec3_zero)
+  TEST_ENTRY(glmc_ivec3_one)
+  TEST_ENTRY(glmc_ivec3_add)
+  TEST_ENTRY(glmc_ivec3_adds)
+  TEST_ENTRY(glmc_ivec3_sub)
+  TEST_ENTRY(glmc_ivec3_subs)
+  TEST_ENTRY(glmc_ivec3_mul)
+  TEST_ENTRY(glmc_ivec3_scale)
+  TEST_ENTRY(glmc_ivec3_distance2)
+  TEST_ENTRY(glmc_ivec3_distance)
+  TEST_ENTRY(glmc_ivec3_maxv)
+  TEST_ENTRY(glmc_ivec3_minv)
+  TEST_ENTRY(glmc_ivec3_clamp)
 
   /* ivec4 */
   TEST_ENTRY(glm_ivec4)