smarter and error test

test.sh

@@ -1,28 +1,46 @@
 cd test
 gcc ../boot.c -o boot.elf
-all=0
-succ=0
+all_cnt=0
+succ_cnt=0
 for D in *; do 
   if [ -d "${D}" ]; then
     echo "Testing subdirectory '$D'"
     cd $D
     for i in *.c; do
-      all=$((all+1))
+      all_cnt=$((all_cnt+1))
+      failed=1
       i=$(basename $i .c)
-      ../boot.elf < $i.c > $i.s &&
-      riscv64-linux-gnu-gcc-12 -static $i.s -o $i.elf && 
-      qemu-riscv64 $i.elf < $i.in > $i.ans
-      echo $? >> $i.ans
-      if cmp $i.out $i.ans; then
-        succ=$((succ+1))
-        echo "Test '$i' passed"
-        rm $i.ans $i.s $i.elf
+      if [ -f $i.out ]; then
+        ../boot.elf < $i.c > $i.s &&
+        riscv64-linux-gnu-gcc-12 -static $i.s -o $i.elf
+        if [[ $? == 0 ]]; then
+          if [ -f $i.in ]; then
+            qemu-riscv64 $i.elf < $i.in > $i.ans
+          else
+            qemu-riscv64 $i.elf > $i.ans
+          fi
+          echo $? >> $i.ans
+          cmp $i.out $i.ans
+          failed=$?
+          if [[ $failed == 0 ]]; then
+            rm $i.ans $i.elf $i.s
+          fi
+        else
+          failed=1
+        fi
       else
-        echo "Test '$i' failed"
+        ../boot.elf < $i.c > /dev/null 2>/dev/null
+        failed=$((!$?))
+      fi
+      if [[ $failed == 0 ]]; then
+        echo "Test '$D/$i' passed"
+        succ_cnt=$((succ_cnt+1))
+      else
+        echo "Test '$D/$i' failed"
       fi
     done
     cd ..
   fi
 done
-echo "Passed $succ/$all tests"
+echo "Passed $succ_cnt/$all_cnt tests"
 rm boot.elf