public void TestJoinWithNull()
{
var elements = new[] { "Ivan", "Nasko" };
var sut = new SimpleSortedList <string>();
sut.AddAll(elements);
Assert.Throws <ArgumentNullException>(() => sut.JoinWith(null));
}
public void TestJoinWorksFine()
{
var joiner = ", ";
var elements = new[] { "Ivan", "Nasko" };
var expectedOutput = string.Join(joiner, elements);
var sut = new SimpleSortedList <string>();
sut.AddAll(elements);
var stringResult = sut.JoinWith(joiner);
Assert.AreEqual(expectedOutput, stringResult);
}
