public void InvalidSuggestionIsNotReturned()
{
var containerMock = new Mock <ICommandLineCommandContainer>();
var cmdMock = new Mock <ICommandLineCommand>();
var optionMock = new Mock <ICommandLineOption>();
cmdMock.SetupGet(_ => _.Name).Returns("test");
containerMock.SetupGet(_ => _.Commands).Returns(AsList(cmdMock.Object));
containerMock.SetupGet(_ => _.Options).Returns(new List <ICommandLineOption>());
var dl = new DamerauLevenshteinSuggestionProvider();
var result = dl.GetSuggestions("abc", containerMock.Object);
Assert.Empty(result);
List <T> AsList <T>(T obj)
{
var list = new List <T>(1)
{
obj
};
return(list);
}
}
public void SuggestionsAreGatheredFromAllAvailablePlaces()
{
var containerMock = new Mock <ICommandLineCommandContainer>();
var cmdMock = new Mock <ICommandLineCommand>();
var optionMock = new Mock <ICommandLineOption>();
cmdMock.SetupGet(_ => _.Name).Returns("test1");
optionMock.SetupGet(_ => _.HasLongName).Returns(true);
optionMock.SetupGet(_ => _.HasShortName).Returns(true);
optionMock.SetupGet(_ => _.LongName).Returns("test2");
optionMock.SetupGet(_ => _.ShortName).Returns("test3");
containerMock.SetupGet(_ => _.Commands).Returns(AsList(cmdMock.Object));
containerMock.SetupGet(_ => _.Options).Returns(AsList(optionMock.Object));
var dl = new DamerauLevenshteinSuggestionProvider();
var result = dl.GetSuggestions("test", containerMock.Object);
Assert.Contains("test1", result);
Assert.Contains("test2", result);
Assert.Contains("test3", result);
List <T> AsList <T>(T obj)
{
var list = new List <T>(1)
{
obj
};
return(list);
}
}
public void NoSuggestionsReturnsEmpty()
{
var containerMock = new Mock <ICommandLineCommandContainer>();
containerMock.SetupGet(_ => _.Commands).Returns(new List <ICommandLineCommand>());
containerMock.SetupGet(_ => _.Options).Returns(new List <ICommandLineOption>());
var dl = new DamerauLevenshteinSuggestionProvider();
var result = dl.GetSuggestions("abc", containerMock.Object);
Assert.Empty(result);
}
public void NoContainerReturnsEmptyResult()
{
var dl = new DamerauLevenshteinSuggestionProvider();
Assert.Empty(dl.GetSuggestions(string.Empty, null));
}
public void DistanceOfStrings(int expected, string a, string b)
{
var dl = new DamerauLevenshteinSuggestionProvider();
Assert.Equal(expected, dl.FindDistance(a, b));
}
