aspnetcore/src/Tools/dotnet-watch/test/CommandLineOptionsTests.cs

60 lines
2.2 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System.IO;
using System.Linq;
using System.Text;
using Microsoft.Extensions.CommandLineUtils;
using Microsoft.Extensions.Tools.Internal;
using Xunit;
using Xunit.Abstractions;
namespace Microsoft.DotNet.Watcher.Tools.Tests
{
public class CommandLineOptionsTests
{
private readonly TestConsole _console;
public CommandLineOptionsTests(ITestOutputHelper output)
{
_console = new TestConsole(output);
}
[Theory]
[InlineData(new object[] { new[] { "-h" } })]
[InlineData(new object[] { new[] { "-?" } })]
[InlineData(new object[] { new[] { "--help" } })]
[InlineData(new object[] { new[] { "--help", "--bogus" } })]
[InlineData(new object[] { new[] { "--" } })]
[InlineData(new object[] { new string[0] })]
public void HelpArgs(string[] args)
{
var options = CommandLineOptions.Parse(args, _console);
Assert.True(options.IsHelp);
Assert.Contains("Usage: dotnet watch ", _console.GetOutput());
}
[Theory]
[InlineData(new[] { "run" }, new[] { "run" })]
[InlineData(new[] { "run", "--", "subarg" }, new[] { "run", "--", "subarg" })]
[InlineData(new[] { "--", "run", "--", "subarg" }, new[] { "run", "--", "subarg" })]
[InlineData(new[] { "--unrecognized-arg" }, new[] { "--unrecognized-arg" })]
public void ParsesRemainingArgs(string[] args, string[] expected)
{
var options = CommandLineOptions.Parse(args, _console);
Assert.Equal(expected, options.RemainingArguments.ToArray());
Assert.False(options.IsHelp);
Assert.Empty(_console.GetOutput());
}
[Fact]
public void CannotHaveQuietAndVerbose()
{
var ex = Assert.Throws<CommandParsingException>(() => CommandLineOptions.Parse(new[] { "--quiet", "--verbose" }, _console));
Assert.Equal(Resources.Error_QuietAndVerboseSpecified, ex.Message);
}
}
}