ArgsTests.ModelTests.TestPowerArgsRichCommandLineReaderFindContextualAction C# (CSharp) Метод

        public void TestPowerArgsRichCommandLineReaderFindContextualAction()
        {
            try
            {
                PowerArgsRichCommandLineReader.FindContextualAction("doesnotmatter");
                Assert.Fail("An exception should have been thrown");
            }
            catch (NullReferenceException ex)
            {
                Assert.IsTrue(ex.Message.Contains("ambient"));
            }

            CommandLineArgumentsDefinition def = new CommandLineArgumentsDefinition();
            Assert.IsNull(PowerArgsRichCommandLineReader.FindContextualAction(null, def));
            Assert.IsNull(PowerArgsRichCommandLineReader.FindContextualAction("", def));
            Assert.IsNull(PowerArgsRichCommandLineReader.FindContextualAction("NonMatchingAction", def));

            var action = new CommandLineAction((d) => { });
            action.Aliases.Add("TheAction");

            def.Actions.Add(action);

            var found = PowerArgsRichCommandLineReader.FindContextualAction("theaction", def);
            Assert.AreSame(action, found);
        }