public static void HelpEquals(OutputAggregator output, params string[] lines)
{
var expectedResultBuilder = new StringBuilder();
foreach (var line in lines)
{
expectedResultBuilder.AppendLine(line);
}
Xunit.Assert.Equal(expectedResultBuilder.ToString(), output.ToString());
}
public void NFlags_WithoutCommandConfigured_ShouldPrintNothing()
{
const string expectedOutput = "";
var outputAggregator = new OutputAggregator();
Cli.Configure(configurator => configurator
.SetOutput(outputAggregator)
)
.Root(c => c
.SetExecute((args, output) => { })
)
.Run(Array.Empty <string>());
Assert.Equal(expectedOutput, outputAggregator.ToString());
}
public void TestParams_ShouldPrintMessageWithHelp_IfCannotConvertValue()
{
var outputAggregator = new OutputAggregator();
Cli.Configure(c => c
.SetOutput(outputAggregator)
)
.Root(c => { })
.Run(new[] { "s" });
var expectedResultBuilder = new StringBuilder();
expectedResultBuilder.AppendLine("Two many parameters. Can't handle s value.");
expectedResultBuilder.AppendLine();
expectedResultBuilder.AppendLine("Usage:");
expectedResultBuilder.AppendLine("\ttesthost [OPTIONS]...");
expectedResultBuilder.AppendLine();
expectedResultBuilder.AppendLine("\tOptions:");
expectedResultBuilder.AppendLine("\t/help, /h Prints this help");
expectedResultBuilder.AppendLine();
Assert.Equal(expectedResultBuilder.ToString(), outputAggregator.ToString());
}