public async Task Returns_zero_when_csv_is_null(
ImportCsv request,
ImportCsvHandler sut)
{
request.Csv = null;
var rows = await sut.Handle(request);
rows.Should().Be(0);
}
public async Task Returns_number_of_rows_imported_and_saved_to_db(
Employee[] employees,
ImportCsv request,
ImportCsvHandler sut)
{
var stream = new MemoryStream();
await using var streamWriter = new StreamWriter(stream, leaveOpen: true);
await using var csvWriter = new CsvWriter(streamWriter, CultureInfo.GetCultureInfo("en-GB"));
csvWriter.Configuration.RegisterClassMap <EmployeeCsvMap>();
await csvWriter.WriteRecordsAsync(employees);
await streamWriter.FlushAsync();
stream.Position = 0;
Mock.Get(request.Csv).Setup(_ => _.OpenReadStream()).Returns(stream);
var rows = await sut.Handle(request);
rows.Should().Be(employees.Length);
}