public void Smoke_Test()
{
// Arrange
using var stdin = new StringReader("hello world");
using var stdout = new StringWriter();
using var stderr = new StringWriter();
var console = new VirtualConsole(stdin, stdout, stderr);
// Act
console.ResetColor();
console.ForegroundColor = ConsoleColor.DarkMagenta;
console.BackgroundColor = ConsoleColor.DarkMagenta;
// Assert
console.Input.Should().BeSameAs(stdin);
console.Input.Should().NotBeSameAs(Console.In);
console.IsInputRedirected.Should().BeTrue();
console.Output.Should().BeSameAs(stdout);
console.Output.Should().NotBeSameAs(Console.Out);
console.IsOutputRedirected.Should().BeTrue();
console.Error.Should().BeSameAs(stderr);
console.Error.Should().NotBeSameAs(Console.Error);
console.IsErrorRedirected.Should().BeTrue();
console.ForegroundColor.Should().NotBe(Console.ForegroundColor);
console.BackgroundColor.Should().NotBe(Console.BackgroundColor);
}
public void Fake_implementation_of_console_can_be_used_to_execute_commands_in_isolation()
{
// Arrange
using MemoryStream stdIn = new(Console.InputEncoding.GetBytes("input"));
using MemoryStream stdOut = new();
using MemoryStream stdErr = new();
using IConsole console = new VirtualConsole(input: stdIn,
output: stdOut,
error: stdErr);
// Act
console.Output.Write("output");
console.Error.Write("error");
var stdInData = console.Input.ReadToEnd();
var stdOutData = console.Output.Encoding.GetString(stdOut.ToArray());
var stdErrData = console.Error.Encoding.GetString(stdErr.ToArray());
console.Clear();
console.ResetColor();
console.ForegroundColor = ConsoleColor.DarkMagenta;
console.BackgroundColor = ConsoleColor.DarkMagenta;
console.CursorLeft = 42;
console.CursorTop = 24;
console.BufferHeight = 80;
console.BufferWidth = 120;
console.WindowWidth = 45;
console.WindowHeight = 70;
console.SetCursorPosition(24, 42);
// Assert
stdInData.Should().Be("input");
stdOutData.Should().Be("output");
stdErrData.Should().Be("error");
console.Input.Should().NotBeSameAs(Console.In);
console.Output.Should().NotBeSameAs(Console.Out);
console.Error.Should().NotBeSameAs(Console.Error);
console.Input.IsRedirected.Should().BeTrue();
console.Output.IsRedirected.Should().BeTrue();
console.Error.IsRedirected.Should().BeTrue();
console.ForegroundColor.Should().NotBe(Console.ForegroundColor);
console.BackgroundColor.Should().NotBe(Console.BackgroundColor);
}
public void Fake_implementation_of_console_can_be_used_to_execute_commands_in_isolation()
{
// Arrange
using var stdIn = new MemoryStream(Console.InputEncoding.GetBytes("input"));
using var stdOut = new MemoryStream();
using var stdErr = new MemoryStream();
var console = new VirtualConsole(
input: stdIn,
output: stdOut,
error: stdErr
);
// Act
console.Output.Write("output");
console.Error.Write("error");
var stdInData = console.Input.ReadToEnd();
var stdOutData = console.Output.Encoding.GetString(stdOut.ToArray());
var stdErrData = console.Error.Encoding.GetString(stdErr.ToArray());
console.ResetColor();
console.ForegroundColor = ConsoleColor.DarkMagenta;
console.BackgroundColor = ConsoleColor.DarkMagenta;
console.CursorLeft = 42;
console.CursorTop = 24;
// Assert
stdInData.Should().Be("input");
stdOutData.Should().Be("output");
stdErrData.Should().Be("error");
console.Input.Should().NotBeSameAs(Console.In);
console.Output.Should().NotBeSameAs(Console.Out);
console.Error.Should().NotBeSameAs(Console.Error);
console.IsInputRedirected.Should().BeTrue();
console.IsOutputRedirected.Should().BeTrue();
console.IsErrorRedirected.Should().BeTrue();
console.ForegroundColor.Should().NotBe(Console.ForegroundColor);
console.BackgroundColor.Should().NotBe(Console.BackgroundColor);
}
