public void testPeek() {
int[] a = {5, 12, -1, 17, 3, -1, 42, -1};
String s = "[5,12,null,17,3,null,42,null]";
JSONParser p = new JSONParser(s);
p.enterList();
for (int i = 0; i < a.length; i++) {
assertTrue(p.hasNext());
Object q = p.peekNext();
assertTrue((a[i] < 0) == (q == null));
if (q == null) {
assertTrue(p.nextIfNull());
} else {
assertFalse(p.nextIfNull());
assertEquals(a[i], p.nextInt());
}
}
assertFalse(p.hasNext());
p.exit();
}
public void testPeek2() {
String s = "{'a':5,'b':null,'c':17}";
s = JSONTools.swapQuotes(s);
JSONParser p = new JSONParser(s);
int sum = 0;
p.enterMap();
while (p.hasNext()) {
String key = p.nextKey();
if (!p.nextIfNull()) {
if (!key.equals("a")) {
assertEquals("c", key);
}
int val = p.nextInt();
sum += val;
}
}
p.exit();
assertEquals(5 + 17, sum);
}