add tests

tests/util.c

@@ -77,6 +77,50 @@ TFUNCTION(test_modulo_substraction, {
     TEST_UINT64_T(&result, &expected);
 })
 
+TFUNCTION(test_max, {
+  int expected = 0;
+  int result = 0;
+
+  expected = 10;
+  result = MAX(expected, 9);
+  TEST_INT(&result, &expected);
+
+  expected = -15;
+  result = MAX(expected, -16);
+  TEST_INT(&result, &expected);
+
+  expected = 0;
+  result = MAX(expected, -1);
+  TEST_INT(&result, &expected);
+
+  expected = 1;
+  result = MAX(expected, 0);
+  TEST_INT(&result, &expected);
+})
+
+TFUNCTION(test_min, {
+  int expected = 0;
+  int result = 0;
+
+  expected = 9;
+  result = MIN(expected, 10);
+  TEST_INT(&result, &expected);
+
+  expected = -16;
+  result = MIN(expected, -15);
+  TEST_INT(&result, &expected);
+
+  expected = -1;
+  result = MIN(expected, 0);
+  TEST_INT(&result, &expected);
+
+  expected = 0;
+  result = MIN(expected, 1);
+  TEST_INT(&result, &expected);
+})
+
 TFILE_ENTRY_POINT(test_util, {
     CALL_TFUNCTION(test_modulo_substraction);
+    CALL_TFUNCTION(test_max);
+    CALL_TFUNCTION(test_min);
 })