public PasswordProducer(PermutationGenerator generator)
{
if (generator == null)
throw new NullReferenceException();
this.generator = generator;
PasswordAdditionMaximumTime = 1000;
}
public void ThrowsExceptionWhenPassingNullReferenceToConstructor()
{
FormattedText alphabet = null;
Assert.Throws(typeof(NullReferenceException), delegate()
{
PermutationGenerator generator = new PermutationGenerator(alphabet);
});
}
public void ReturnsPasswordProducerObject()
{
FormattedText alphabet = new FormattedText("abc");
PasswordProducer pp = new PasswordProducer(alphabet);
Assert.IsNotNull(pp);
PermutationGenerator generator = new PermutationGenerator(alphabet);
pp = new PasswordProducer(generator);
Assert.IsNotNull(pp);
}
public void GenerateNext_GeneratesPasswordFromAlphabet()
{
FormattedText alphabet = new FormattedText("ab");
PermutationGenerator generator = new PermutationGenerator(alphabet);
FormattedText password = generator.GenerateNext();
Assert.IsNotNull(password);
Assert.AreEqual("ab", password.Text);
password = generator.GenerateNext();
Assert.AreEqual("ba", password.Text);
password = generator.GenerateNext();
Assert.AreEqual("ab", password.Text);
}
public void ReturnsPermutationGeneratorObject()
{
FormattedText alphabet = new FormattedText("abc");
PermutationGenerator generator = new PermutationGenerator(alphabet);
Assert.IsNotNull(generator);
}