add min, max, and defined tests

1 files changed, 3 insertions, 0 deletions

diff --git a/test.h b/test.h
index 3bbf59a..357a26c 100644
--- a/test.h
+++ b/test.h
@@ -13,6 +13,9 @@ void test_void_imp(const char*);
 void test_bool_imp(const char *, int, int);
 #define test_false(expression) test_bool_imp(#expression, expression, 0)
 #define test_true(expression) test_bool_imp(#expression, expression, 1)
+#define test_min(expression, min) test_bool_imp(#expression, min < 0 ? expression <= min : expression >= min, 1)
+#define test_max(expression, max) test_bool_imp(#expression, 0 < expression && expression <= max, 1)
+#define test_defined(expression) test_false(expression & 0)
 
 void test_string_imp(const char*, const char*, const char*);
 #define test_string(expression, string) test_string_imp(#expression, expression, string)