internal static void CurrentTransactionIsNull()
{
#if DEBUG
Console.WriteLine("CurrentTransactionIsNull");
#endif
var sourcePath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-source.txt";
var managedPath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-is-new-no-current-transaction.txt";
var manager = new CopyFileManager(sourcePath,
managedPath, overwrite: true);
FileStream stream = (FileStream)FileManagerReflection.Invoke(
manager,
"OnPrepareFileStream",
new string[] { managedPath });
ExceptionAssert.IsThrown(
() => { manager.EnlistVolatile(EnlistmentOptions.None); },
expectedType: typeof(InvalidOperationException),
expectedMessage: String.Format(
"Cannot enlist resource {0}: no ambient transaction detected.",
managedPath));
}
public static void OnRollbackNoScope()
{
#if DEBUG
Console.WriteLine("FileAlreadyExists_OnRollbackNoScope");
#endif
var sourcePath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-source.txt";
var managedPath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-already-exists-on-rollback-no-scope.txt";
// Simulate a preparation
bool overwrite = true;
var manager = new CopyFileManager(sourcePath,
managedPath, overwrite: overwrite);
FileStream stream = (FileStream)FileManagerReflection.Invoke(
manager,
"OnPrepareFileStream",
new string[] { managedPath });
FileManagerReflection.SetStream(manager, stream);
stream = null;
Assert.AreEqual(overwrite, manager.CanOverwrite);
Assert.AreEqual(true, manager.FileAlreadyExists);
// Simulate a rollback
FileManagerReflection.Invoke(
manager,
"OnRollback",
null);
// Expected results
Assert.IsTrue(File.Exists(managedPath));
using (stream = File.OpenRead(managedPath))
{
using (StreamReader reader = new StreamReader(stream))
{
var content = reader.ReadLine();
Assert.AreEqual("existing-file", content);
}
}
}
public static void OnRollbackNoScope(bool overwrite)
{
#if DEBUG
Console.WriteLine("FileIsNew_OnRollbackNoScope");
#endif
var sourcePath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-source.txt";
var managedPath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-is-new-on-rollback-no-scope.txt";
// Simulate a preparation
var manager = new CopyFileManager(sourcePath,
managedPath, overwrite: overwrite);
FileStream stream = (FileStream)FileManagerReflection.Invoke(
manager,
"OnPrepareFileStream",
new string[] { managedPath });
FileManagerReflection.SetStream(manager, stream);
stream = null;
Assert.AreEqual(overwrite, manager.CanOverwrite);
Assert.AreEqual(false, manager.FileAlreadyExists);
// Simulate a rollback
FileManagerReflection.Invoke(
manager,
"OnRollback",
null);
// Expected results
// Dispose the manager, so that
// the following call to File.Exists
// has the required permissions
// to investigate the managed file.
manager.Dispose();
Assert.IsTrue(!File.Exists(managedPath));
}
public static void OnCommit(bool overwrite)
{
#if DEBUG
Console.WriteLine("FileIsNew_OnCommit");
#endif
var sourcePath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-source.txt";
var managedPath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-is-new-on-commit.txt";
var manager = new CopyFileManager(sourcePath,
managedPath, overwrite: overwrite);
List <FileManager> managers = new List <FileManager>
{
manager
};
void results()
{
Assert.IsTrue(File.Exists(managedPath));
var sourceBytes = File.ReadAllBytes(sourcePath);
var destBytes = File.ReadAllBytes(managedPath);
Assert.AreEqual(sourceBytes.Length, destBytes.Length);
for (int i = 0; i < sourceBytes.Length; i++)
{
Assert.AreEqual(sourceBytes[i], destBytes[i]);
}
}
void rolledBack(Exception e)
{
}
TransactionScopeHelper.Using(
managers,
results,
rolledBack);
}
/// <summary>
/// Tests the constructor when parameter <i>managedPath</i> is <b>null</b>.
/// </summary>
public static void ManagedPathIsNull()
{
#if DEBUG
Console.WriteLine("Constructor_DestinationFileNameIsNull");
#endif
string sourcePath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-managed-path-is-null.txt";
string managedPath = null;
ArgumentExceptionAssert.IsThrown(
() =>
{
var manager =
new CopyFileManager(sourcePath, managedPath, overwrite: true);
},
expectedType: typeof(ArgumentNullException),
expectedPartialMessage: ArgumentExceptionAssert.NullPartialMessage,
expectedParameterName: "managedPath");
}
public static void Dispose(bool overwrite)
{
#if DEBUG
Console.WriteLine("Dispose");
#endif
var sourcePath =
"Data" +
Path.DirectorySeparatorChar +
"copy-file-source.txt";
string managedPath =
overwrite
?
"Data" +
Path.DirectorySeparatorChar +
"copy-file-is-new-dispose.txt"
:
"Data" +
Path.DirectorySeparatorChar +
"copy-file-is-new-dispose-cannot-overwrite.txt";
// Assure that the managed file is new
// in case of overwrite: false
if (!overwrite)
{
File.Delete(managedPath);
}
// Simulate a preparation
var manager = new CopyFileManager(sourcePath,
managedPath, overwrite: overwrite);
Assert.AreEqual(false, FileManagerReflection.GetField(manager, "disposed"));
FileStream stream = (FileStream)FileManagerReflection.Invoke(
manager,
"OnPrepareFileStream",
new string[] { managedPath });
FileManagerReflection.SetStream(manager, stream);
stream = null;
// Dispose the manager
manager.Dispose();
// Expected results
Assert.AreEqual(true, FileManagerReflection.GetField(manager, "disposed"));
// Dispose the manager, again
ExceptionAssert.IsNotThrown(
() => { manager.Dispose(); }
);
// Delete the managed file in case of overwrite: false
if (!overwrite)
{
File.Delete(managedPath);
}
}
/// <summary>
/// 初始化设备
/// </summary>
/// <param name="divDeviceTagParams"></param>
/// <param name="callback"></param>
public IDeviceCore InitialDevice(List <DeviceTagParam> divDeviceTagParams, DataChangeEventHandler callback) //初始化设备
{
DeviceTags = divDeviceTagParams;
CallBack = callback;
IDeviceCore deviceCore = null;
#region 初始化主通讯设备
switch (CommParam.CommInterface)
{
case DeviceCommInterface.CNC_Fanuc: //Fanuc CNC
deviceCore = new FocasManager(this, callback);
break;
case DeviceCommInterface.FanucRobot: //Fanuc机器人
deviceCore = new ModbusTCPManager(this, callback);
break;
case DeviceCommInterface.ModulaTCP: //Modula 自动货柜
deviceCore = new SocketClientManager(this, callback);
break;
case DeviceCommInterface.ABPLC: //Modula 自动货柜
deviceCore = new HslAllenBradleyNetManager(this, callback);
break;
case DeviceCommInterface.ZeissTCP: //蔡司 三坐标
int serverIndex = this.CommParam.CommAddress.IndexOf('|', 0);
string serverAdd = this.CommParam.CommAddress.Substring(serverIndex + 1);
serverIndex = serverAdd.IndexOf('|', 0);
serverAdd = serverAdd.Substring(serverIndex + 1);
DeviceManager deviceComm = new DeviceManager(this.DevicePKNO + "_S", DeviceCommInterface.ZeissTCP, serverAdd);
deviceCore = new SocketClientManager(this, callback);
var serverManager = new SocketServerManager(deviceComm, callback); //新的Server端
break;
case DeviceCommInterface.OPC_Classic: //OPC Server
//deviceCore = new OpcClassicManager(this, callback);
break;
case DeviceCommInterface.TCP_Custom: //自定义TCP协议
deviceCore = new SocketClientManager(this, callback);
break;
case DeviceCommInterface.TCP_Modbus: //Modbus TCP
deviceCore = new ModbusTCPManager(this, callback);
break;
case DeviceCommInterface.TCP_Server: //TCP 服务器
deviceCore = new SocketServerManager(this, callback);
break;
case DeviceCommInterface.WebApi: //WebApi
deviceCore = new WebApiManager(this, callback);
break;
case DeviceCommInterface.DataBase: //数据库通讯
deviceCore = new DatabaseManager(this, callback);
break;
case DeviceCommInterface.ShareFile: //数据库通讯
deviceCore = new CopyFileManager();
break;
}
#endregion
if (deviceCore != null)
{
if (!DeviceHelper.CommDevices.Contains(this))
{
DeviceHelper.CommDevices.Add(this); //添加到通讯设备中
}
DeviceCores.Add(deviceCore);
}
return(deviceCore);
}
