// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Microsoft.Build.Shared;
using Xunit;
 
#nullable disable
 
namespace Microsoft.Build.Framework.UnitTests;
 
public sealed class EscapingUtilities_Tests
{
    /// <summary>
    /// </summary>
    [Fact]
    public void Unescape()
    {
        Assert.Equal("", EscapingUtilities.UnescapeAll(""));
        Assert.Equal("foo", EscapingUtilities.UnescapeAll("foo"));
        Assert.Equal("foo space", EscapingUtilities.UnescapeAll("foo%20space"));
        Assert.Equal("foo2;", EscapingUtilities.UnescapeAll("foo2%3B"));
        Assert.Equal(";foo3", EscapingUtilities.UnescapeAll("%3bfoo3"));
        Assert.Equal(";", EscapingUtilities.UnescapeAll("%3b"));
        Assert.Equal(";;;;;", EscapingUtilities.UnescapeAll("%3b%3B;%3b%3B"));
        Assert.Equal("%3B", EscapingUtilities.UnescapeAll("%253B"));
        Assert.Equal("===%ZZ %%%===", EscapingUtilities.UnescapeAll("===%ZZ%20%%%==="));
        Assert.Equal("hello; escaping% how( are) you?", EscapingUtilities.UnescapeAll("hello%3B escaping%25 how%28 are%29 you%3f"));
 
        Assert.Equal("%*?*%*", EscapingUtilities.UnescapeAll("%25*?*%25*"));
        Assert.Equal("%*?*%*", EscapingUtilities.UnescapeAll("%25%2a%3f%2a%25%2a"));
 
        Assert.Equal("*Star*craft or *War*cr@ft??", EscapingUtilities.UnescapeAll("%2aStar%2Acraft%20or %2aWar%2Acr%40ft%3f%3F"));
    }
 
    /// <summary>
    /// </summary>
    [Fact]
    public void Escape()
    {
        Assert.Equal("%2a", EscapingUtilities.Escape("*"));
        Assert.Equal("%3f", EscapingUtilities.Escape("?"));
        Assert.Equal("#%2a%3f%2a#%2a", EscapingUtilities.Escape("#*?*#*"));
        Assert.Equal("%25%2a%3f%2a%25%2a", EscapingUtilities.Escape("%*?*%*"));
    }
 
    /// <summary>
    /// </summary>
    [Fact]
    public void UnescapeEscape()
    {
        string text = "*";
        Assert.Equal(text, EscapingUtilities.UnescapeAll(EscapingUtilities.Escape(text)));
 
        text = "?";
        Assert.Equal(text, EscapingUtilities.UnescapeAll(EscapingUtilities.Escape(text)));
 
        text = "#*?*#*";
        Assert.Equal(text, EscapingUtilities.UnescapeAll(EscapingUtilities.Escape(text)));
    }
 
    /// <summary>
    /// </summary>
    [Fact]
    public void EscapeUnescape()
    {
        string text = "%2a";
        Assert.Equal(text, EscapingUtilities.Escape(EscapingUtilities.UnescapeAll(text)));
 
        text = "%3f";
        Assert.Equal(text, EscapingUtilities.Escape(EscapingUtilities.UnescapeAll(text)));
 
        text = "#%2a%3f%2a#%2a";
        Assert.Equal(text, EscapingUtilities.Escape(EscapingUtilities.UnescapeAll(text)));
    }
 
    [Fact]
    public void ContainsEscapedWildcards()
    {
        Assert.False(EscapingUtilities.ContainsEscapedWildcards("NoStarOrQMark"));
        Assert.False(EscapingUtilities.ContainsEscapedWildcards("%"));
        Assert.False(EscapingUtilities.ContainsEscapedWildcards("%%"));
        Assert.False(EscapingUtilities.ContainsEscapedWildcards("%2"));
        Assert.False(EscapingUtilities.ContainsEscapedWildcards("%4"));
        Assert.False(EscapingUtilities.ContainsEscapedWildcards("%3A"));
        Assert.False(EscapingUtilities.ContainsEscapedWildcards("%2B"));
        Assert.True(EscapingUtilities.ContainsEscapedWildcards("%2a"));
        Assert.True(EscapingUtilities.ContainsEscapedWildcards("%2A"));
        Assert.True(EscapingUtilities.ContainsEscapedWildcards("%3F"));
        Assert.True(EscapingUtilities.ContainsEscapedWildcards("%3f"));
        Assert.True(EscapingUtilities.ContainsEscapedWildcards("%%3f"));
        Assert.True(EscapingUtilities.ContainsEscapedWildcards("%3%3f"));
    }
}