vec: add one and zero helpers for vectors

test/src/test_main.c

@@ -29,7 +29,10 @@ main(int argc, const char * argv[]) {
     cmocka_unit_test(test_quat),
 
     /* vec4 */
-    cmocka_unit_test(test_vec4)
+    cmocka_unit_test(test_vec4),
+
+    /* vec3 */
+    cmocka_unit_test(test_vec3)
   };
 
   return cmocka_run_group_tests(tests, NULL, NULL);

test/src/test_tests.h

@@ -31,4 +31,7 @@ test_quat(void **state);
 void
 test_vec4(void **state);
 
+void
+test_vec3(void **state);
+
 #endif /* test_tests_h */

test/src/test_vec3.c

@@ -0,0 +1,21 @@
+/*
+ * Copyright (c), Recep Aslantas.
+ *
+ * MIT License (MIT), http://opensource.org/licenses/MIT
+ * Full license can be found in the LICENSE file
+ */
+
+#include "test_common.h"
+
+void
+test_vec3(void **state) {
+  vec3  v;
+
+  /* test zero */
+  glm_vec_zero(v);
+  test_assert_vec3_eq(GLM_VEC3_ZERO, v);
+
+  /* test one */
+  glm_vec_one(v);
+  test_assert_vec3_eq(GLM_VEC3_ONE, v);
+}

test/src/test_vec4.c

@@ -70,4 +70,12 @@ test_vec4(void **state) {
     test_rand_vec4(v);
     test_assert_eqf(test_vec4_norm2(v), glm_vec4_norm2(v));
   }
+
+  /* test zero */
+  glm_vec4_zero(v);
+  test_assert_vec4_eq(GLM_VEC4_ZERO, v);
+
+  /* test one */
+  glm_vec4_one(v);
+  test_assert_vec4_eq(GLM_VEC4_ONE, v);
 }