public virtual void TestCharSequenceInterface()
{
const string s = "0123456789";
CharTermAttribute t = new CharTermAttribute();
t.Append(s);
Assert.AreEqual(s.Length, t.Length);
Assert.AreEqual("12", t.SubSequence(1, 3).ToString());
Assert.AreEqual(s, t.SubSequence(0, s.Length).ToString());
Assert.IsTrue(Regex.IsMatch(t.ToString(), "01\\d+"));
Assert.IsTrue(Regex.IsMatch(t.SubSequence(3, 5).ToString(), "34"));
Assert.AreEqual(s.Substring(3, 4), t.SubSequence(3, 7).ToString());
for (int i = 0; i < s.Length; i++)
{
Assert.IsTrue(t[i] == s[i]);
}
// LUCENENET specific to test indexer
for (int i = 0; i < s.Length; i++)
{
Assert.IsTrue(t[i] == s[i]);
}
}
public virtual void TestExceptions()
{
CharTermAttribute t = new CharTermAttribute();
t.Append("test");
Assert.AreEqual("test", t.ToString());
try
{
var _ = t[-1];
Assert.Fail("Should throw IndexOutOfBoundsException");
}
catch (System.IndexOutOfRangeException)
{
}
try
{
var _ = t[4];
Assert.Fail("Should throw IndexOutOfBoundsException");
}
catch (System.IndexOutOfRangeException)
{
}
try
{
t.SubSequence(0, 5);
Assert.Fail("Should throw IndexOutOfBoundsException");
}
catch (System.IndexOutOfRangeException)
{
}
try
{
t.SubSequence(5, 0);
Assert.Fail("Should throw IndexOutOfBoundsException");
}
catch (System.IndexOutOfRangeException)
{
}
}
