public async Task Async_Eq_Contains_nullの場合は例外が発生する()
{
Func <Task> act = () => ResultExtensions.Contains(source: null, "ABCD", StringComparer.Ordinal);
await act.Should().ThrowAsync <ArgumentNullException>();
}
public async Task Async_Eq_Contains_nullの場合は例外が発生する()
{
Func <Task> act = () => ResultExtensions.Contains(source: null, "ABCD", StringComparer.Ordinal);
await act.Should().ThrowAsync <ArgumentNullException>();
}