public void WhereTest1()
{
ILexical target = new VerbPhrase(new BaseVerb("walk"), new Adverb("briskly"));
var result = from word in target.Match()
.Case((VerbPhrase v) => v.Words.OfVerb().First())
where word.Text == "run" // false
select word;
Check.That(result).IsEmpty();
}
public void SelectTest1()
{
var expectedWord = new BaseVerb("walk");
ILexical target = new VerbPhrase(expectedWord, new Adverb("briskly"));
var result = from word in target.Match()
.Case((VerbPhrase v) => v.Words.OfVerb().First())
select word;
Assert.Equal(expectedWord, result.Single());
}
public void MatchChangingMidwayToLessDerivedResultType1()
{
ILexical target = new VerbPhrase(new BaseVerb("walk"), new Adverb("briskly"));
var result = target.Match()
.Case((VerbPhrase v) => v.Words)
.Case((IVerbal v) => new[] { v }.OfType <ILexical>())
.Result();
Check.That(result).IsNotNull().And.Contains(((Phrase)target).Words).Only().InThatOrder();
}