public void Sum__Empty_Input__Zero()
{
var sut = new InvoiceSum(new InvoiceParseResult[] {});
var actual = sut.Sum();
var expected = new InvoicesSum(0m, 0m);
Assert.Equal(expected, actual);
}
public void Sum__Invoice_With_Error__Correct_Sum()
{
var sut = new InvoiceSum(new InvoiceParseResult[]
{
new InvoiceParseResult(0, 1, 3),
new InvoiceParseResult(1, "error"),
});
var actual = sut.Sum();
var expected = new InvoicesSum(1, 3);
Assert.Equal(expected, actual);
}
public void Sum__Invoice_Amounts__Correct_Sum()
{
var sut = new InvoiceSum(new InvoiceParseResult[]
{
new InvoiceParseResult(0, 1, 3),
new InvoiceParseResult(1, 2, 4),
});
var actual = sut.Sum();
var expected = new InvoicesSum(3, 7);
Assert.Equal(expected, actual);
}