public void EvaluateStringLastIndexOf()
{
Assert.AreEqual(3, this.EvaluateExpression("'foobar'.lastIndexOf('bar')"));
Assert.AreEqual(-1, this.EvaluateExpression("'foobar'.lastIndexOf('boo')"));
Assert.AreEqual(2, this.EvaluateExpression("'foobar'.lastIndexOf('o')"));
Assert.AreEqual(1, this.EvaluateExpression("'foobar'.lastIndexOf('o', 1)"));
Assert.AreEqual(-1, this.EvaluateExpression("'foobar'.lastIndexOf('o', 0)"));
}