public void SingleOfTypeDefaultOrErrorIListOneMatchReturns()
{
IList <object> singleMatch = new List <object> {
new object(), "Match", new object()
};
object errorArgument = new object();
Action <object> errorAction = argument =>
{
throw new InvalidOperationException();
};
Assert.Equal("Match", singleMatch.SingleOfTypeDefaultOrError <object, string, object>(errorAction, errorArgument));
}
public void SingleOfTypeDefaultOrErrorIListNoMatchReturnsNull()
{
IList <object> noMatch = new List <object> {
new object(), new object()
};
object errorArgument = new object();
Action <object> errorAction = argument =>
{
throw new InvalidOperationException();
};
Assert.Null(noMatch.SingleOfTypeDefaultOrError <object, string, object>(errorAction, errorArgument));
}
public void SingleOfTypeDefaultOrErrorIListMultipleMatchesThrows()
{
IList <object> multipleMatch = new List <object> {
new object(), "Match1", new object(), "Match2"
};
object errorArgument = new object();
Action <object> errorAction = argument =>
{
Assert.Equal(errorArgument, argument);
throw new InvalidOperationException();
};
Assert.Throws <InvalidOperationException>(() => multipleMatch.SingleOfTypeDefaultOrError <object, string, object>(errorAction, errorArgument));
}
public void SingleOfTypeDefaultOrErrorIListMultipleMatchesThrows()
{
IList<object> multipleMatch = new List<object>() { new object(), "Match1", new object(), "Match2" };
object errorArgument = new object();
Action<object> errorAction = (object argument) =>
{
Assert.Equal(errorArgument, argument);
throw new InvalidOperationException();
};
Assert.Throws<InvalidOperationException>(() => multipleMatch.SingleOfTypeDefaultOrError<object, string, object>(errorAction, errorArgument));
}
public void SingleOfTypeDefaultOrErrorIListOneMatchReturns()
{
IList<object> singleMatch = new List<object>() { new object(), "Match", new object() };
object errorArgument = new object();
Action<object> errorAction = (object argument) =>
{
throw new InvalidOperationException();
};
Assert.Equal("Match", singleMatch.SingleOfTypeDefaultOrError<object, string, object>(errorAction, errorArgument));
}
public void SingleOfTypeDefaultOrErrorIListNoMatchReturnsNull()
{
IList<object> noMatch = new List<object>() { new object(), new object() };
object errorArgument = new object();
Action<object> errorAction = (object argument) =>
{
throw new InvalidOperationException();
};
Assert.Null(noMatch.SingleOfTypeDefaultOrError<object, string, object>(errorAction, errorArgument));
}
