public void SimpleCommandLineParser_Parse_GetIntValue() { // Assign _parser.Parse(new[] { "--test1", "42", "--test2 55" }); // Act int?value1 = _parser.GetIntValue("test1"); int?value2 = _parser.GetIntValue("test2"); int?value3 = _parser.GetIntValue("test3", 100); int?value4 = _parser.GetIntValue("test4"); // Assert Check.That(value1).IsEqualTo(42); Check.That(value2).IsEqualTo(55); Check.That(value3).IsEqualTo(100); Check.That(value4).IsNull(); }