public void TestNoCommandLineArguments()
{
using var consoleCapture = new ConsoleCapture();
int exitCode = Program.MainWithCode(new string[0]);
string nl = Environment.NewLine;
Assert.AreEqual(1, exitCode);
Assert.AreEqual(
$"Option '--input-output' is required.{nl}{nl}",
consoleCapture.Error());
}
public void TestInvalidCommandLineArguments()
{
using var consoleCapture = new ConsoleCapture();
int exitCode = Program.MainWithCode(new[] { "--invalid-arg" });
string nl = Environment.NewLine;
Assert.AreEqual(1, exitCode);
Assert.AreEqual(
$"Option '--input-output' is required.{nl}" +
$"Unrecognized command or argument '--invalid-arg'{nl}{nl}",
consoleCapture.Error());
}