/// <summary>
/// Asserts that the path is a directory
/// </summary>
/// <param name="a"></param>
public static void Directory(this IA <string> a)
{
a.AddMatcher(actual =>
{
var passed = System.IO.Directory.Exists(actual);
return(new MatcherResult(passed, () => $"Expected {actual} {passed.AsNot()}to exist"));
});
}
public static void Frog(this IA <object> continuation)
{
continuation.AddMatcher(o =>
{
var passed = o is Frog;
var message = passed ? "Expected not to get a frog": "Expected to get a frog";
return(new MatcherResult(passed, message));
});
}
public static void File(this IA <string> to)
{
to.AddMatcher(actual =>
{
var passed = System.IO.File.Exists(actual);
return(new MatcherResult(
passed,
$"Expected '{actual}' {passed.AsNot()}to be a file"
));
});
}
public static IMore <object> Dog(
this IA <object> continuation)
{
return(continuation.AddMatcher(o =>
{
var passed = o is Dog;
return new MatcherResult(
passed,
() => $"Expected {passed.AsNot()}to get a dog"
);
}));
}
public static void Flamingo <T>(this IA <T> a)
{
a.AddMatcher(item =>
{
var asFlamingo = item as Flamingo;
var passed = asFlamingo != null &&
asFlamingo.Legs == 2 &&
asFlamingo.Habitat == Habitats.Wetlands &&
asFlamingo.Colors.Contains(Colors.Pink);
var not = passed
? ""
: "not ";
return(new MatcherResult(
passed,
$"Expected {item} {not}to be a flamingo"
));
});
}
public static void Penguin <T>(this IA <T> a)
{
a.AddMatcher(item =>
{
var asPenguin = item as Penguin;
var passed = asPenguin != null &&
asPenguin.Legs == 2 &&
asPenguin.Habitat == Habitats.Polar &&
asPenguin.Colors.Contains(Colors.Black) &&
asPenguin.Colors.Contains(Colors.White) &&
!asPenguin.Colors.Contains(Colors.Pink);
var not = passed
? ""
: "not ";
return(new MatcherResult(
passed,
$"Expected {item} {not}to be a penguin"
));
});
}
/// <summary>
/// Expects the provided path to be a folder
/// </summary>
/// <param name="a"></param>
/// <param name="customMessageGenerator">Generates a custom message to add to failure messages</param>
/// <returns></returns>
public static IStringMore Folder(
this IA <string> a,
Func <string> customMessageGenerator)
{
a.AddMatcher(actual =>
{
var passed = System.IO.Directory.Exists(actual);
var isFile = System.IO.File.Exists(actual);
var extra = isFile
? " but found a file there instead"
: " but found nothing";
return(new MatcherResult(
passed,
FinalMessageFor(
() => $"Expected {actual} {passed.AsNot()}to be a folder{extra}",
customMessageGenerator
)
));
});
return(a.More());
}