public void WhenAdaptManyDoesNotReturnNull_ReturnsResultFromAdaptMany()
{
A.CallTo(() => _testAdapter.Adapt(A <DateTime> ._)).Returns(true);
var expected = _sampleInput.Select(str => true);
_testAdapter.AdaptMany(_sampleInput).Should().BeEquivalentTo(expected);
}
public void GivenNullAdapter_Throws()
{
_testAdapter = null;
Action act = () => _testAdapter.AdaptMany(_sampleInput);
act.Should().Throw <ArgumentNullException>();
}
public static IEnumerable <TOut> AdaptManyOrFallback <TIn, TOut>(this IAdapter <TIn, TOut> adapter, IEnumerable <TIn> input, Func <IEnumerable <TOut> > nullFallbackProvider)
{
if (adapter == null)
{
throw new ArgumentNullException(nameof(adapter));
}
return(adapter.AdaptMany(input) ?? nullFallbackProvider());
}
public void GivenNullEnumerable_ReturnsNull()
{
_testAdapter.AdaptMany(null).Should().BeNull();
}