move sample program to tests folder

tests/sample_program.txt

@@ -0,0 +1,45 @@
+// UFRGS - Compiladores - Marcelo Johann - 2017/1
+
+a: short 0;
+i: long 0;
+v: long[10] 0 0 0 0 0 0 0 0 0 0;
+mat: long[10];
+f: float 10.55;
+c: byte 'x';
+d: byte 65;
+
+
+long main()
+  {
+  a = 10;
+  v#2 = v[10-1];
+  for (i = 1 to 10)
+    print i " ";
+
+  print " Digite um numero: \n";
+  read i;
+  while (i<10)
+    {
+    a = incn(a,1);
+    i = i + 1;
+	a = (i + a + 1);
+    };
+  print "Incrementado algumas vezes fica " a "\n";
+  when (a==5) then
+    print "Parou no meio\n";
+  when (a==11) then
+    ;
+  when (a==11) then else
+    ;
+  ;;;
+  {;};
+  {};
+  };
+
+long incn (long x, long n)
+  return x+n;
+
+short voidfunc() ;
+
+
+