public void Test_verify_input_null()
{
var checkSum = new CheckSum(new[] { 'A' }, 3);
var appender = new CheckSumAppender("-", checkSum);
TestHelper.AssertException <ArgumentNullException>(() => appender.Verify(null));
}
private static void AssertCheckSum(string separator, string input)
{
var checkSum = new CheckSum(new[] { 'A' }, 3);
var appender = new CheckSumAppender(separator, checkSum);
var expected = input + separator + "AAA";
Assert.AreEqual(expected, appender.Append(input));
Assert.IsTrue(appender.Verify(expected));
}
public void Test_verify_input_length_less_than_checksum()
{
var checkSum = new CheckSum(new[] { 'A' }, 3);
var appender = new CheckSumAppender("-", checkSum);
Assert.IsFalse(appender.Verify(""));
Assert.IsFalse(appender.Verify("A"));
Assert.IsFalse(appender.Verify("AA"));
Assert.IsFalse(appender.Verify("AAA"));
}
public void Test_verify_is_false()
{
var checkSum = new CheckSum(10);
var appender = new CheckSumAppender("-", checkSum);
var input = appender.Append("ABCDEFGHIJKLMNOPQRSTUVW");
Assert.IsTrue(appender.Verify(input));
Assert.IsFalse(appender.Verify("A" + input));
Assert.IsFalse(appender.Verify(input + "A"));
Assert.IsFalse(appender.Verify("B" + new String(input.Skip(1).ToArray())));
}
