// 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 Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Rewrite.Internal.IISUrlRewrite;
using Xunit;

namespace Microsoft.AspNetCore.Rewrite.Tests.UrlRewrite
{
    // TODO add more of these
    public class UrlRewriteApplicationTests
    {
        [Fact]
        public void ApplyRule_AssertStopProcessingFlagWillTerminateOnNoAction()
        {
            var xml = new StringReader(@"<rewrite>
                <rules>
                <rule name=""Test"" stopProcessing=""true"">
                <match url = ""(.*)""/>
                <action type = ""None""/>
                </rule>
                </rules>
                </rewrite>");
            var rules = new UrlRewriteFileParser().Parse(xml);

            Assert.Equal(1, rules.Count);
            var context = new RewriteContext { HttpContext = new DefaultHttpContext() };
            rules.FirstOrDefault().ApplyRule(context);
            Assert.Equal(RuleResult.SkipRemainingRules, context.Result);
        }

        [Fact]
        public void ApplyRule_AssertNoTerminateFlagWillNotTerminateOnNoAction()
        {
            var xml = new StringReader(@"<rewrite>
                <rules>
                <rule name=""Test"">
                <match url = ""(.*)"" ignoreCase=""false"" />
                <action type = ""None""/>
                </rule>
                </rules>
                </rewrite>");
            var rules = new UrlRewriteFileParser().Parse(xml);

            Assert.Equal(1, rules.Count);
            var context = new RewriteContext { HttpContext = new DefaultHttpContext() };
            rules.FirstOrDefault().ApplyRule(context);
            Assert.Equal(RuleResult.ContinueRules, context.Result);
        }

        [Fact]
        public void ApplyRule_TrackAllCaptures()
        {
            var xml = new StringReader(@"<rewrite>
                <rules>
                <rule name=""Test"">
                <match url = ""(.*)"" ignoreCase=""false"" />
                <conditions trackAllCaptures = ""true"" >
                <add input = ""{REQUEST_URI}"" pattern = ""^/([a-zA-Z]+)/([0-9]+)/$"" />
                </conditions >
                <action type = ""None""/>
                </rule>
                </rules>
                </rewrite>");
            var rules = new UrlRewriteFileParser().Parse(xml);

            Assert.Equal(1, rules.Count);
            Assert.True(rules[0].Conditions.TrackAllCaptures);
            var context = new RewriteContext { HttpContext = new DefaultHttpContext() };
            rules.FirstOrDefault().ApplyRule(context);
            Assert.Equal(RuleResult.ContinueRules, context.Result);
        }
    }
}