public void CommandGroupHelp(CommandGroup commandGroup)
{
if (commandGroup == null)
{
throw new ArgumentNullException(nameof(commandGroup));
}
var appName = Assembly.GetEntryAssembly().GetName().Name;
Console.WriteLine($"Command group: {commandGroup.Name}");
// Print all the commands except the help command itself(that's the one we're currently in).
// Use the MethodHandle to compare.
var currentMethodHandle = MethodBase.GetCurrentMethod().MethodHandle;
var commands = commandGroup.Commands
.Where(q => !q.CommandMethodInfo.MethodHandle.Equals(currentMethodHandle));
Console.WriteLine($"Syntax: {appName} {commandGroup.Name} [command] [option:value] [[--]argument:value]");
Console.WriteLine();
Console.WriteLine($"Available commands:");
foreach (var command in commands)
{
CommandTreeBuilder.FillOptionsAndArguments(command);
Console.WriteLine($"{command.CommandAttribute.Name} - {command.CommandAttribute.Description}");
if (command.Options.Any())
{
Console.WriteLine($" Options:");
ConsoleUtilities.WriteDictionary(
command.Options.ToDictionary(key => key.CommandOptionAttribute.Name, value => value.CommandOptionAttribute.Description),
5, 4);
}
if (command.Arguments.Any())
{
Console.WriteLine($" Arguments:");
ConsoleUtilities.WriteDictionary(
command.Arguments.ToDictionary(key => key.CommandArgumentAttribute.Name, value => value.CommandArgumentAttribute.Description),
5, 4);
}
if (!string.IsNullOrWhiteSpace(command.CommandAttribute.ExampleUsage))
{
Console.WriteLine($" Example usage:");
Console.WriteLine($" {command.CommandAttribute.ExampleUsage}");
}
Console.WriteLine();
}
Console.WriteLine();
}
public void FillsArguments(Type commandGroupType, string commandMethodName)
{
var methodInfo = commandGroupType.GetMethod(commandMethodName);
_expectedArgumentsPerCommand.TryGetValue(methodInfo, out var expectedArguments);
Assert.NotNull(expectedArguments, $"Test setup not correct. Missing expectedArguments for command of method {commandGroupType.Name}.{commandMethodName}");
var command = new Command()
{
CommandMethodInfo = methodInfo
};
CommandTreeBuilder.FillOptionsAndArguments(command);
Assert.Multiple(() =>
{
foreach (var expected in expectedArguments)
{
var found = command.Arguments.Any(
q => q.CommandArgumentAttribute.Name == expected.Name && q.ParameterInfo.ParameterType == expected.ParameterType);
Assert.True(found, $"Argument {expected.Name} with parameter type {expected.ParameterType.Name} for command of method {commandGroupType.Name}.{commandMethodName} was not found.");
}
});
}