public void Given99772564_ReturnChecksum6()
{
var no = @"99772564";
var generator = new ChecksumGenerator();
var result = generator.GenerateChecksum(no);
result.Should().Be(6);
}
public void Given91685876_ReturnChecksum0()
{
var no = @"91685876";
var generator = new ChecksumGenerator();
var result = generator.GenerateChecksum(no);
result.Should().Be(0);
}
public void Given94357453_ReturnChecksum7()
{
var no = @"94357453";
var generator = new ChecksumGenerator();
var result = generator.GenerateChecksum(no);
result.Should().Be(7);
}
public void Given991781544_ReturnEmptyString()
{
var completeOrgNum = @"991781544";
var orgNumWithouthChecksum = completeOrgNum.Substring(0, completeOrgNum.Length - 1);
var generator = new ChecksumGenerator();
var checksum = generator.GenerateChecksum(orgNumWithouthChecksum);
var result = generator.ValidateChecksum(completeOrgNum, checksum);
result.Should().Be("");
}