first commit

tester/testsuite/extensions/objects1/counter.jl

@@ -0,0 +1,19 @@
+int main () {
+  Counter c;
+  c = new Counter;
+  c.incr();
+  c.incr();
+  c.incr();
+  int x = c.value();
+  printInt(x);
+  return 0;
+}
+
+class Counter {
+  int val;
+
+  void incr () {val++; return;}
+
+  int value () {return val;}
+
+}

tester/testsuite/extensions/objects1/counter.output

@@ -0,0 +1 @@
+3

tester/testsuite/extensions/objects1/linked.jl

@@ -0,0 +1,50 @@
+class Node {
+  int elem;
+  Node next;
+
+  void setElem(int c) { elem = c; }
+
+  void setNext(Node n) { next = n; }
+
+  int getElem() { return elem; }
+
+  Node getNext() { return next; }
+}
+
+class Stack {
+  Node head;
+
+  void push(int c) {
+    Node newHead = new Node;
+    newHead.setElem(c);
+    newHead.setNext(head);
+    head = newHead;
+  }
+
+  boolean isEmpty() {
+    return head==(Node)null;
+  }
+
+  int top() {
+    return head.getElem();
+  }
+
+  void pop() {
+    head = head.getNext();
+  }
+}
+
+int main() {
+   Stack s = new Stack;
+   int i= 0;
+   while (i<10) {
+     s.push(i);
+     i++;
+   }
+     
+   while (!s.isEmpty()) {
+     printInt(s.top());
+     s.pop();
+   }
+   return 0;
+}

tester/testsuite/extensions/objects1/linked.output

@@ -0,0 +1,10 @@
+9
+8
+7
+6
+5
+4
+3
+2
+1
+0

tester/testsuite/extensions/objects1/points.jl

@@ -0,0 +1,62 @@
+class Point2 {
+  int x;
+  int y;
+
+  void move (int dx, int dy) {
+     x = x + dx;
+     y = y + dy;
+  }
+
+  int getX () { return x; }
+
+  int getY () { return y; }
+}
+
+class Point3 extends Point2 {
+  int z;
+
+  void moveZ (int dz) {
+    z = z + dz;
+  }
+
+  int getZ () { return z; }
+
+}
+
+class Point4 extends Point3 {
+  int w;
+
+  void moveW (int dw) {
+    w = w + dw;
+  }
+
+  int getW () { return w; }
+
+}
+
+
+
+int main () {
+  Point2 p = new Point3;
+
+  Point3 q = new Point3;
+
+  Point4 r = new Point4;
+
+  q.move(2,4);
+  q.moveZ(7);
+  p = q;
+
+  p.move(3,5);
+ 
+  r.move(1,3);
+  r.moveZ(6);
+  r.moveW(2);
+
+  printInt(p.getX());  
+  printInt(p.getY());  
+  printInt(q.getZ());  
+  printInt(r.getW());
+  return 0;
+
+}

tester/testsuite/extensions/objects1/points.output

@@ -0,0 +1,4 @@
+5
+9
+7
+2

tester/testsuite/extensions/objects1/queue.jl

@@ -0,0 +1,61 @@
+class Node {
+  int elem;
+  Node next;
+
+  void setElem (int e)  { elem = e; }
+  void setNext (Node n) { next = n; }
+
+  int  getElem () { return elem; }
+  Node getNext () { return next; }
+
+}
+
+class IntQueue {
+  Node front;
+  Node rear;
+
+  boolean isEmpty () { return front == (Node)null; }
+
+  void insert (int x) {
+    Node last = new Node;
+    last.setElem(x);
+    if (self.isEmpty())
+      front = last;
+    else 
+      rear.setNext(last);
+    rear = last;
+  }
+
+  int first () { return front.getElem(); }
+
+  void rmFirst () {
+    front = front.getNext();
+  }
+
+  int size () {
+      Node n = front;
+      int res = 0;
+      while (n != (Node)null) {
+        n = n.getNext();
+        res++;
+      }
+     return res;
+  }
+}
+
+int f (int x) {
+  return x*x + 3;
+}
+
+int main () {
+  IntQueue q = new IntQueue;
+  q.insert(f(3));
+  q.insert(5);
+  q.insert(7);
+  printInt(q.first());
+  q.rmFirst();
+  printInt(q.size());
+  return 0;
+}
+
+     

tester/testsuite/extensions/objects1/queue.output

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+12
+2