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); }