public void RepeatOneCharacter()
{
var oneCharRule = new LiteralRule("oneChar", null, "g");
var rule = new RepeatRule("Repeat", null, oneCharRule, null, null) as IRule;
var match = rule.Match(new ExplorerContext("ggggg")).FirstOrDefault();
Assert.IsNotNull(match, "Success");
Assert.AreEqual(rule.RuleName, match.Rule.RuleName, "Rule");
Assert.AreEqual(5, match.Text.Length, "MatchLength");
Assert.AreEqual(5, ToList(match.ComputeOutput()).Count(), "Contents");
}
public void Literal()
{
var rule = new LiteralRule("Lit", null, "great") as IRule;
var match = rule.Match(new ExplorerContext("great")).FirstOrDefault();
var nomatch = rule.Match(new ExplorerContext("h")).FirstOrDefault();
Assert.IsNotNull(match, "Success");
Assert.AreEqual(rule.RuleName, match.Rule.RuleName, "Rule");
Assert.AreEqual(5, match.Text.Length, "Content");
Assert.IsNull(nomatch, "Failure");
}
public void SequenceWithInterleave()
{
var interleave = new LiteralRule(null, null, " ");
var rule = new SequenceRule("seq", null, new[]
{
new TaggedRule(new LiteralRule(null, null, "|")),
new TaggedRule("t", new LiteralRule(null, null, "a"))
});
var text = " | a ";
var match = rule.Match(new ExplorerContext(text, interleave)).FirstOrDefault();
Assert.IsNotNull(match, "Success");
Assert.AreEqual(rule.RuleName, match.Rule.RuleName, "seq");
Assert.AreEqual(1, ToMap(match.ComputeOutput()).Count(), "Contents");
}
public void RepeatCharacterWithCardinality()
{
var oneCharRule = new LiteralRule("oneChar", null, "g");
var testSet = new[]
{
Tuple.Create <string, int?, int?, bool>("gg", 2, 2, true),
Tuple.Create <string, int?, int?, bool>("gg", 1, 2, true),
Tuple.Create <string, int?, int?, bool>("gg", null, 2, true),
Tuple.Create <string, int?, int?, bool>("gg", 2, null, true),
Tuple.Create <string, int?, int?, bool>("ggg", 2, 2, false),
Tuple.Create <string, int?, int?, bool>("ggg", 2, 3, true),
Tuple.Create <string, int?, int?, bool>("g", 2, 2, false),
Tuple.Create <string, int?, int?, bool>("g", 2, 3, false)
};
for (int i = 0; i != testSet.Length; ++i)
{
var text = testSet[i].Item1;
var min = testSet[i].Item2;
var max = testSet[i].Item3;
var isSuccess = testSet[i].Item4;
var rule = new RepeatRule("Repeat", null, oneCharRule, min, max) as IRule;
var match = rule.Match(new ExplorerContext(text)).FirstOrDefault();
if (!isSuccess)
{
Assert.IsTrue(
match == null || match.Text.Length != text.Length,
$"Test case #{i} should have failed");
}
else
{
Assert.IsNotNull(match, $"Success - {i}");
Assert.AreEqual(rule.RuleName, match.Rule.RuleName, $"Rule - {i}");
Assert.AreEqual(text.Length, match.Text.Length, $"MatchLength - {i}");
Assert.AreEqual(text.Length, ToList(match.ComputeOutput()).Count(), $"Contents - {i}");
}
}
}
