diff --git a/src/Makefile b/src/Makefile
index 280a9b6..ec32124 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,11 +1,11 @@
 all:
-	gcc -g -O0 -o pebblisp -D STANDALONE pebblisp.c tokens.c object.c
+	gcc -g -O0 -o pebblisp -D STANDALONE pebblisp.c tokens.c object.c && ./tests.sh
 
 debug:
-	gcc -g -O0 -o pebblisp -D STANDALONE -D DEBUG pebblisp.c tokens.c object.c
+	gcc -g -O0 -o pebblisp -D STANDALONE -D DEBUG pebblisp.c tokens.c object.c && ./tests.sh
 
 phrase:
-	gcc -g -O0 -o pebblisp -D STANDALONE -D DEBUG -D NO_REPL pebblisp.c tokens.c object.c
+	gcc -g -O0 -o pebblisp -D STANDALONE -D DEBUG -D NO_REPL pebblisp.c tokens.c object.c && ./tests.sh
 
 run:
 	./pebblisp
diff --git a/src/calc.h b/src/calc.h
index 0b82dca..95a77a9 100644
--- a/src/calc.h
+++ b/src/calc.h
@@ -43,6 +43,8 @@ char *tokens[] = {
     "7","8","9", "0",
     "a", "b", "c", "d", "e", 
     "= ", "< ", "> ", 
+    "spent",
+    "\"",
     "map", "fn", "def", "if", "\n",
     END_PHRASE
 };
diff --git a/src/object.c b/src/object.c
index 2a3ab20..daa3222 100644
--- a/src/object.c
+++ b/src/object.c
@@ -490,3 +490,9 @@ inline Object errorObject(enum errorCode err)
     o.err = err;
     return o;
 }
+
+inline Object toBool(const Object test)
+{
+    if(test.number == 0)
+        return boolObject(0);
+}
diff --git a/src/pebblisp.c b/src/pebblisp.c
index fdcdef2..1ca155c 100644
--- a/src/pebblisp.c
+++ b/src/pebblisp.c
@@ -231,8 +231,8 @@ void eval_forms(Object *destList, const Object *src, struct Environment *env)
 
 Object eval(const Object *obj, struct Environment *env)
 {
-    printd("eval():\n");
-    debugObj(obj);
+    // printf("eval():\n");
+    // printObj(obj);
     switch(obj->type) {
         case TYPE_NUMBER:
         case TYPE_BOOL:
@@ -284,6 +284,7 @@ Object eval(const Object *obj, struct Environment *env)
                 return ret;
 
             } else {
+                // printf("Return list as passed");
                 return *obj;
             }
         }
@@ -494,8 +495,7 @@ struct Environment defaultEnv() {
                 (cat \"Tip: $\" (/ a 5) \".\" \
                   (/ (* 100 (% a 5)) 5) \
                 ) \
-              ))", 
-              &e);
+               ))", &e);
 
     return e;
 }
@@ -518,9 +518,7 @@ Object parseEval(const char *input, struct Environment *env)
 #endif
     Object parsed = parse(tokens).obj;
     free(tokens);
-    Object ret = eval(&parsed, env);
-    cleanObject(&parsed);
-    return ret;
+    return eval(&parsed, env);
 }
 
 #ifdef STANDALONE
@@ -531,8 +529,8 @@ int repl(struct Environment *env)
         printf("pebblisp>> ");
         fgets(input, 100, stdin);
         Object obj = parseEval(input, env);
-        // printAndClean(&obj);
-        printObj(&obj);
+        printAndClean(&obj);
+        // printObj(&obj);
         // printEnv(env);
     }
 }
diff --git a/src/tests.sh b/src/tests.sh
index 861a6ee..3ff83e9 100755
--- a/src/tests.sh
+++ b/src/tests.sh
@@ -3,12 +3,12 @@ PASSES=0
 FAILS=0
 
 pass() {
-        echo "$1 test PASSED"
+        echo "$1 test PASSED"
         ((PASSES++))
 }
 
 fail() {
-        echo "$1 test FAILED"
+        echo "$1 test FAILED"
         ((FAILS++))
 }
 
@@ -18,28 +18,49 @@ check() {
                 pass $1
         else
                 fail $1
+                echo "  Expected '$3' but received '$output'"
         fi
 }
 
+check "PlainRet" "5" "5"
+echo ""
 check "Addition" "(+ 1093 102852)" "103945"
-check "Multiply" "(* 1000 10000)" "10000000"
+check "Multiply" "(*1000 10000)" "10000000"
 check "Division" "(/ 6418425 65)" "98745"
 echo ""
 check "ChainAdd" "(+ 3917 17304 1293844 400 100000)" "1415465"
 check "ChainMul" "(* 8263 23 123)" "23376027"
 check "ChainDiv" "(/ 1493856 741 96 7)" "3"
 echo ""
+check "ListAddi" "(+ 5 (1 2 3 (+ 10 10)))" "( 6 7 8 25 )"
+check "ListModu" "(% 5 (1 2 3 (* 11 11)))" "( 1 2 3 1 )"
+check "ListsMul" "(* (10 20 30) (1 20 300))" "( 10 400 9000 )"
+echo ""
 check "GratrThn" "(> 23847123 19375933)" "T"
 check "LessThan" "(< 23847123 19375933)" "F"
 check "Equality" "(= 987654321 987654321 )" "T"
 echo ""
 check "IfReturn" "(if (T) 123456789 987654321)" "123456789"
 check "IfRetTwo" "(if F 123456789 987654321)" "987654321"
-check "IfRetTwo" "(if () 123456789 987654321)" "987654321"
-# check "IfRetTwo" "(if (()) 123456789 987654321)" "123456789"
+check "EmptyCnd" "(if () T F)" "F"
+# check "EtyLstLt" "(if (()) T F)" "T"
 echo ""
 check "RegLists" "(1 2 3 4 5)" "( 1 2 3 4 5 )"
+check "EmptyLst" "()" "( )"
+check "EmptLst2" "(                     )" "( )"
+echo ""
+check "DenseSpc" "(+1093 102852)" "103945"
+check "WideSpac" "(     +     1093      102852       )" "103945"
+check "VWidwSpc" "       (     +     1093      102852       )       " "103945"
+echo ""
+check "DemoFunc" "(spent 68)" "Tip: \$13.60"
 
 echo ""
-echo "$PASSES Tests Passed"
-echo "$FAILS Tests Failed"
+
+if [ "$FAILS" -ne "0" ]; then
+        echo "$FAILS Tests Failed"
+else
+        echo "$FAILS Tests Failed"
+fi
+
+echo "$PASSES Tests Passed"