put each test in separate scope to avoid redefinition

test/test.hpp

@@ -32,6 +32,7 @@
     }
 
 #define TEST(name, ...) \
+    {\
         uint asserts_failed = 0;\
         uint asserts_total = 0;\
         tests_total += 1;\
@@ -45,4 +46,5 @@
             << "\n";\
         if (asserts_failed > 0) {\
             tests_failed += 1;\
+        }\
     }