public void ReplaceAll()
{
JArray a = new JArray(new[] {1, 2, 3});
Assert.AreEqual(3, a.Count);
Assert.AreEqual(1, (int) a[0]);
Assert.AreEqual(2, (int) a[1]);
Assert.AreEqual(3, (int) a[2]);
a.ReplaceAll(1);
Assert.AreEqual(1, a.Count);
Assert.AreEqual(1, (int) a[0]);
}