[quiz] Make a special assert for tests (which really assert even if DEBUG=0)

quiz/Makefile

@@ -10,7 +10,7 @@ $(symbols_file): $(tests)
 	@echo "AWK     $@"
 	$(Q) awk -f quiz/src/symbols.awk $(tests) > $@
 
-runner_objs += $(addprefix quiz/src/, runner.o symbols.o i18n.o)
+runner_objs += $(addprefix quiz/src/, runner.o assertions.o symbols.o i18n.o)
 test_objs += $(subst .c,.o, $(subst .cpp,.o,$(tests)))
 
 test.$(EXE): $(runner_objs) $(test_objs)

quiz/include/quiz.h

@@ -13,7 +13,7 @@
 extern "C" {
 #endif
 
-void quiz_assert_true(bool condition);
+void quiz_assert(bool condition);
 void quiz_print(const char * message);
 
 #ifdef __cplusplus

quiz/src/assertions.cpp

@@ -1,7 +1,8 @@
 #include <ion.h>
 #include <quiz.h>
 
-void quiz_assert_true(bool condition) {
+void quiz_assert(bool condition) {
   if (!condition) {
+    abort();
   }
 }