// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using System.Collections.Generic;
using Microsoft.Extensions.Configuration;
using Xunit;

namespace Microsoft.Extensions.Logging.AzureAppServices.Test
{
    public class WebConfigurationLevelSwitchTests
    {
        [Theory]
        [InlineData("Error", LogLevel.Error)]
        [InlineData("Warning", LogLevel.Warning)]
        [InlineData("Information", LogLevel.Information)]
        [InlineData("Verbose", LogLevel.Trace)]
        [InlineData("ABCD", LogLevel.None)]
        public void AddsRuleWithCorrectLevel(string levelValue, LogLevel expectedLevel)
        {
            var configuration = new ConfigurationBuilder().AddInMemoryCollection(
                new[]
                {
                    new KeyValuePair<string, string>("levelKey", levelValue),
                })
                .Build();

            var levelSwitcher = new ConfigurationBasedLevelSwitcher(configuration, typeof(TestFileLoggerProvider), "levelKey");

            var filterConfiguration = new LoggerFilterOptions();
            levelSwitcher.Configure(filterConfiguration);

            Assert.Equal(1, filterConfiguration.Rules.Count);

            var rule = filterConfiguration.Rules[0];
            Assert.Equal(typeof(TestFileLoggerProvider).FullName, rule.ProviderName);
            Assert.Equal(expectedLevel, rule.LogLevel);
        }
    }
}