public void MovingBetweenTokens() { var query = new TagQuery(); TagQueryToken token; query.SetQuery("/first/second/third/fourth/fifth/sixth"); Assert.AreEqual(6, query.Count()); Assert.AreEqual(6, query.TokensLeft()); token = query.Previous(); Assert.IsNull(token); Assert.AreEqual(6, query.TokensLeft()); token = query.Next(); Assert.AreEqual("first", token.Name); Assert.AreEqual(5, query.TokensLeft()); token = query.Next(); Assert.AreEqual("second", token.Name); Assert.AreEqual(4, query.TokensLeft()); token = query.Next(); Assert.AreEqual("third", token.Name); Assert.AreEqual(3, query.TokensLeft()); token = query.Previous(); Assert.AreEqual("second", token.Name); Assert.AreEqual(4, query.TokensLeft()); token = query.Next(); Assert.AreEqual("third", token.Name); Assert.AreEqual(3, query.TokensLeft()); token = query.Peek(); Assert.AreEqual("fourth", token.Name); Assert.AreEqual(3, query.TokensLeft()); token = query.Next(); Assert.AreEqual("fourth", token.Name); Assert.AreEqual(2, query.TokensLeft()); token = query.Next(); Assert.AreEqual("fifth", token.Name); Assert.AreEqual(1, query.TokensLeft()); token = query.Next(); Assert.AreEqual("sixth", token.Name); Assert.AreEqual(0, query.TokensLeft()); token = query.Next(); Assert.IsNull(token); Assert.AreEqual(0, query.TokensLeft()); token = query.Previous(); Assert.AreEqual("fifth", token.Name); Assert.AreEqual(1, query.TokensLeft()); query.MoveFirst(); Assert.AreEqual(6, query.TokensLeft()); token = query.Next(); Assert.AreEqual("first", token.Name); Assert.AreEqual(5, query.TokensLeft()); }
public void Tokenization() { var query = new TagQuery(); TagQueryToken token; // Expected: first query = new TagQuery("/first"); Assert.AreEqual(1, query.Count()); Assert.AreEqual(1, query.TokensLeft()); token = query.Next(); Assert.AreEqual("first", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(0, query.TokensLeft()); token = query.Next(); Assert.IsNull(token); Assert.AreEqual(0, query.TokensLeft()); // Expected: first query.SetQuery("/first"); Assert.AreEqual(1, query.Count()); Assert.AreEqual(1, query.TokensLeft()); token = query.Next(); Assert.AreEqual("first", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(0, query.TokensLeft()); token = query.Next(); Assert.IsNull(token); Assert.AreEqual(0, query.TokensLeft()); // Expected: first, second, third query.SetQuery("/first/second/third"); Assert.AreEqual(3, query.Count()); Assert.AreEqual(3, query.TokensLeft()); token = query.Next(); Assert.AreEqual("first", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(2, query.TokensLeft()); token = query.Next(); Assert.AreEqual("second", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(1, query.TokensLeft()); token = query.Next(); Assert.AreEqual("third", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(0, query.TokensLeft()); token = query.Next(); Assert.IsNull(token); Assert.AreEqual(0, query.TokensLeft()); // Expected: first/slash, second\backslash, third!, extended/ÅÄÖ query.SetQuery(@"/first\/slash/second\\backslash/third!/extended\/ÅÄÖ"); Assert.AreEqual(4, query.Count()); Assert.AreEqual(4, query.TokensLeft()); token = query.Next(); Assert.AreEqual("first/slash", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(3, query.TokensLeft()); token = query.Next(); Assert.AreEqual(@"second\backslash", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(2, query.TokensLeft()); token = query.Next(); Assert.AreEqual("third!", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(1, query.TokensLeft()); token = query.Next(); Assert.AreEqual("extended/ÅÄÖ", token.Name); Assert.AreSame(query, token.Query); Assert.AreEqual(0, query.TokensLeft()); token = query.Next(); Assert.IsNull(token); Assert.AreEqual(0, query.TokensLeft()); }