/*
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
*/

using System;
using System.Data;
#if NETSTANDARD1_3
using System.Reflection;
#endif
using System.Xml;
using log4net.Appender;
using log4net.Config;
#if !NETSTANDARD1_3
using log4net.Core;
#endif
using log4net.Layout;
using log4net.Repository;
using log4net.Tests.Appender.AdoNet;
using log4net.Util;
using NUnit.Framework;

namespace log4net.Tests.Appender
{
    [TestFixture]
    public class AdoNetAppenderTest
    {
        [Test]
        public void NoBufferingTest()
        {
            ILoggerRepository rep = LogManager.CreateRepository(Guid.NewGuid().ToString());

            AdoNetAppender adoNetAppender = new AdoNetAppender();
            adoNetAppender.BufferSize = -1;
#if NETSTANDARD1_3
            adoNetAppender.ConnectionType = typeof(Log4NetConnection).AssemblyQualifiedName;
#else
            adoNetAppender.ConnectionType = "log4net.Tests.Appender.AdoNet.Log4NetConnection";
#endif
            adoNetAppender.ActivateOptions();

            BasicConfigurator.Configure(rep, adoNetAppender);

            ILog log = LogManager.GetLogger(rep.Name, "NoBufferingTest");
            log.Debug("Message");
            Assert.NotNull(Log4NetCommand.MostRecentInstance);
            Assert.AreEqual(1, Log4NetCommand.MostRecentInstance.ExecuteNonQueryCount);
        }

        [Test]
        public void BufferingTest()
        {
            ILoggerRepository rep = LogManager.CreateRepository(Guid.NewGuid().ToString());

            int bufferSize = 5;

            AdoNetAppender adoNetAppender = new AdoNetAppender();
            adoNetAppender.BufferSize = bufferSize;
#if NETSTANDARD1_3
            adoNetAppender.ConnectionType = typeof(Log4NetConnection).AssemblyQualifiedName;
#else
            adoNetAppender.ConnectionType = "log4net.Tests.Appender.AdoNet.Log4NetConnection";
#endif
            adoNetAppender.ActivateOptions();

            BasicConfigurator.Configure(rep, adoNetAppender);

            ILog log = LogManager.GetLogger(rep.Name, "BufferingTest");
            for (int i = 0; i < bufferSize; i++)
            {
                log.Debug("Message");
                Assert.IsNull(Log4NetCommand.MostRecentInstance);
            }
            log.Debug("Message");
            Assert.NotNull(Log4NetCommand.MostRecentInstance);
            Assert.AreEqual(bufferSize+1, Log4NetCommand.MostRecentInstance.ExecuteNonQueryCount);
        }

#if !NETSTANDARD1_3
        [Test]
        public void WebsiteExample()
        {
            XmlDocument log4netConfig = new XmlDocument();
            #region Load log4netConfig
            log4netConfig.LoadXml(@"
                <log4net>
                <appender name=""AdoNetAppender"" type=""log4net.Appender.AdoNetAppender"">
                    <bufferSize value=""-1"" />
                    <connectionType value=""log4net.Tests.Appender.AdoNet.Log4NetConnection"" />
                    <connectionString value=""data source=[database server];initial catalog=[database name];integrated security=false;persist security info=True;User ID=[user];Password=[password]"" />
                    <commandText value=""INSERT INTO Log ([Date],[Thread],[Level],[Logger],[Message],[Exception]) VALUES (@log_date, @thread, @log_level, @logger, @message, @exception)"" />
                    <parameter>
                        <parameterName value=""@log_date"" />
                        <dbType value=""DateTime"" />
                        <layout type=""log4net.Layout.RawTimeStampLayout"" />
                    </parameter>
                    <parameter>
                        <parameterName value=""@thread"" />
                        <dbType value=""String"" />
                        <size value=""255"" />
                        <layout type=""log4net.Layout.PatternLayout"">
                            <conversionPattern value=""%thread"" />
                        </layout>
                    </parameter>
                    <parameter>
                        <parameterName value=""@log_level"" />
                        <dbType value=""String"" />
                        <size value=""50"" />
                        <layout type=""log4net.Layout.PatternLayout"">
                            <conversionPattern value=""%level"" />
                        </layout>
                    </parameter>
                    <parameter>
                        <parameterName value=""@logger"" />
                        <dbType value=""String"" />
                        <size value=""255"" />
                        <layout type=""log4net.Layout.PatternLayout"">
                            <conversionPattern value=""%logger"" />
                        </layout>
                    </parameter>
                    <parameter>
                        <parameterName value=""@message"" />
                        <dbType value=""String"" />
                        <size value=""4000"" />
                        <layout type=""log4net.Layout.PatternLayout"">
                            <conversionPattern value=""%message"" />
                        </layout>
                    </parameter>
                    <parameter>
                        <parameterName value=""@exception"" />
                        <dbType value=""String"" />
                        <size value=""2000"" />
                        <layout type=""log4net.Layout.ExceptionLayout"" />
                    </parameter>
                </appender>
                <root>
                    <level value=""ALL"" />
                    <appender-ref ref=""AdoNetAppender"" />
                  </root>  
                </log4net>");
            #endregion

            ILoggerRepository rep = LogManager.CreateRepository(Guid.NewGuid().ToString());
            XmlConfigurator.Configure(rep, log4netConfig["log4net"]);
            ILog log = LogManager.GetLogger(rep.Name, "WebsiteExample");
            log.Debug("Message");

            IDbCommand command = Log4NetCommand.MostRecentInstance;
            
            Assert.NotNull(command);
            Assert.AreEqual(
                "INSERT INTO Log ([Date],[Thread],[Level],[Logger],[Message],[Exception]) VALUES (@log_date, @thread, @log_level, @logger, @message, @exception)",
                command.CommandText);
            
            Assert.AreEqual(6, command.Parameters.Count);

            IDbDataParameter param = (IDbDataParameter)command.Parameters["@message"];
            Assert.AreEqual("Message", param.Value);

            param = (IDbDataParameter)command.Parameters["@log_level"];
            Assert.AreEqual(Level.Debug.ToString(), param.Value);

            param = (IDbDataParameter)command.Parameters["@logger"];
            Assert.AreEqual("WebsiteExample", param.Value);

            param = (IDbDataParameter)command.Parameters["@exception"];
            Assert.IsEmpty((string)param.Value);
        }

        [Test]
        public void BufferingWebsiteExample()
        {
            XmlDocument log4netConfig = new XmlDocument();
            #region Load log4netConfig
            log4netConfig.LoadXml(@"
                <log4net>
                <appender name=""AdoNetAppender"" type=""log4net.Appender.AdoNetAppender"">
                    <bufferSize value=""2"" />
                    <connectionType value=""log4net.Tests.Appender.AdoNet.Log4NetConnection"" />
                    <connectionString value=""data source=[database server];initial catalog=[database name];integrated security=false;persist security info=True;User ID=[user];Password=[password]"" />
                    <commandText value=""INSERT INTO Log ([Date],[Thread],[Level],[Logger],[Message],[Exception]) VALUES (@log_date, @thread, @log_level, @logger, @message, @exception)"" />
                    <parameter>
                        <parameterName value=""@log_date"" />
                        <dbType value=""DateTime"" />
                        <layout type=""log4net.Layout.RawTimeStampLayout"" />
                    </parameter>
                    <parameter>
                        <parameterName value=""@thread"" />
                        <dbType value=""String"" />
                        <size value=""255"" />
                        <layout type=""log4net.Layout.PatternLayout"">
                            <conversionPattern value=""%thread"" />
                        </layout>
                    </parameter>
                    <parameter>
                        <parameterName value=""@log_level"" />
                        <dbType value=""String"" />
                        <size value=""50"" />
                        <layout type=""log4net.Layout.PatternLayout"">
                            <conversionPattern value=""%level"" />
                        </layout>
                    </parameter>
                    <parameter>
                        <parameterName value=""@logger"" />
                        <dbType value=""String"" />
                        <size value=""255"" />
                        <layout type=""log4net.Layout.PatternLayout"">
                            <conversionPattern value=""%logger"" />
                        </layout>
                    </parameter>
                    <parameter>
                        <parameterName value=""@message"" />
                        <dbType value=""String"" />
                        <size value=""4000"" />
                        <layout type=""log4net.Layout.PatternLayout"">
                            <conversionPattern value=""%message"" />
                        </layout>
                    </parameter>
                    <parameter>
                        <parameterName value=""@exception"" />
                        <dbType value=""String"" />
                        <size value=""2000"" />
                        <layout type=""log4net.Layout.ExceptionLayout"" />
                    </parameter>
                </appender>
                <root>
                    <level value=""ALL"" />
                    <appender-ref ref=""AdoNetAppender"" />
                  </root>  
                </log4net>");
            #endregion

            ILoggerRepository rep = LogManager.CreateRepository(Guid.NewGuid().ToString());
            XmlConfigurator.Configure(rep, log4netConfig["log4net"]);
            ILog log = LogManager.GetLogger(rep.Name, "WebsiteExample");

            for (int i = 0; i < 3; i++)
            {
                log.Debug("Message");
            }

            IDbCommand command = Log4NetCommand.MostRecentInstance;

            Assert.NotNull(command);
            Assert.AreEqual(
                "INSERT INTO Log ([Date],[Thread],[Level],[Logger],[Message],[Exception]) VALUES (@log_date, @thread, @log_level, @logger, @message, @exception)",
                command.CommandText);

            Assert.AreEqual(6, command.Parameters.Count);

            IDbDataParameter param = (IDbDataParameter)command.Parameters["@message"];
            Assert.AreEqual("Message", param.Value);

            param = (IDbDataParameter)command.Parameters["@log_level"];
            Assert.AreEqual(Level.Debug.ToString(), param.Value);

            param = (IDbDataParameter)command.Parameters["@logger"];
            Assert.AreEqual("WebsiteExample", param.Value);

            param = (IDbDataParameter)command.Parameters["@exception"];
            Assert.IsEmpty((string)param.Value);
        }
#endif

        [Test]
        public void NullPropertyXmlConfig()
        {
            XmlDocument log4netConfig = new XmlDocument();
            #region Load log4netConfig
            log4netConfig.LoadXml(@"
                <log4net>
                <appender name=""AdoNetAppender"" type=""log4net.Appender.AdoNetAppender"">
                    <bufferSize value=""-1"" />
                    <connectionType value=""log4net.Tests.Appender.AdoNet.Log4NetConnection"" />
                    <connectionString value=""data source=[database server];initial catalog=[database name];integrated security=false;persist security info=True;User ID=[user];Password=[password]"" />
                    <commandText value=""INSERT INTO Log ([ProductId]) VALUES (@productId)"" />
                    <parameter>
                        <parameterName value=""@productId"" />
                        <dbType value=""String"" />
                        <size value=""50"" />
                        <layout type="" log4net.Layout.RawPropertyLayout"">
                           <key value=""ProductId"" />
                        </layout>
                    </parameter>                    
                </appender>
                <root>
                    <level value=""ALL"" />
                    <appender-ref ref=""AdoNetAppender"" />
                  </root>  
                </log4net>");
            #endregion

            ILoggerRepository rep = LogManager.CreateRepository(Guid.NewGuid().ToString());
            XmlConfigurator.Configure(rep, log4netConfig["log4net"]);
            ILog log = LogManager.GetLogger(rep.Name, "NullPropertyXmlConfig");
            
            log.Debug("Message");
            IDbCommand command = Log4NetCommand.MostRecentInstance;
            Assert.NotNull(command);

            IDbDataParameter param = (IDbDataParameter)command.Parameters["@productId"];
            Assert.AreNotEqual(SystemInfo.NullText, param.Value);
            Assert.AreEqual(DBNull.Value, param.Value);
        }

        [Test]
        public void NullPropertyProgmaticConfig()
        {
            AdoNetAppenderParameter productIdParam = new AdoNetAppenderParameter();
            productIdParam.ParameterName = "@productId";
            productIdParam.DbType = DbType.String;
            productIdParam.Size = 50;
            RawPropertyLayout rawPropertyLayout = new RawPropertyLayout();
            rawPropertyLayout.Key = "ProductId";
            productIdParam.Layout = rawPropertyLayout;

            AdoNetAppender appender = new AdoNetAppender();
#if NETSTANDARD1_3
            appender.ConnectionType = typeof(Log4NetConnection).AssemblyQualifiedName;
#else
            appender.ConnectionType = typeof(Log4NetConnection).FullName;
#endif
            appender.BufferSize = -1;
            appender.CommandText = "INSERT INTO Log ([productId]) VALUES (@productId)";
            appender.AddParameter(productIdParam);
            appender.ActivateOptions();

            ILoggerRepository rep = LogManager.CreateRepository(Guid.NewGuid().ToString());
            BasicConfigurator.Configure(rep, appender);
            ILog log = LogManager.GetLogger(rep.Name, "NullPropertyProgmaticConfig");
            
            log.Debug("Message");
            IDbCommand command = Log4NetCommand.MostRecentInstance;
            Assert.NotNull(command);

            IDbDataParameter param = (IDbDataParameter)command.Parameters["@productId"];
            Assert.AreNotEqual(SystemInfo.NullText, param.Value);
            Assert.AreEqual(DBNull.Value, param.Value);
        }
    }
}