本文整理汇总了C#中System.Data.Entity.Core.EntityClient.EntityConnection.BeginTransaction方法的典型用法代码示例。如果您正苦于以下问题：C# EntityConnection.BeginTransaction方法的具体用法？C# EntityConnection.BeginTransaction怎么用？C# EntityConnection.BeginTransaction使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.Entity.Core.EntityClient.EntityConnection的用法示例。
在下文中一共展示了EntityConnection.BeginTransaction方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: DbContextTransaction
/// <summary>
/// Constructs the DbContextTransaction object with the associated connection object
/// and with the given isolation level
/// </summary>
/// <param name="connection">The EntityConnection object owning this transaction </param>
/// <param name="isolationLevel">The database isolation level with which the underlying store transaction will be created</param>
internal DbContextTransaction(EntityConnection connection, IsolationLevel isolationLevel)
{
DebugCheck.NotNull(connection);
_connection = connection;
EnsureOpenConnection();
_entityTransaction = _connection.BeginTransaction(isolationLevel);
}示例2: Should_use_interception
public void Should_use_interception()
{
var mockConnection = new Mock<DbConnection>();
mockConnection.SetupGet(m => m.DataSource).Returns("Foo");
mockConnection.SetupGet(m => m.State).Returns(ConnectionState.Open);
var mockStoreItemCollection = new Mock<StoreItemCollection>();
mockStoreItemCollection
.SetupGet(m => m.ProviderFactory)
.Returns(DbProviderServices.GetProviderFactory(new SqlConnection()));
var mockMetadataWorkspace = new Mock<MetadataWorkspace>();
mockMetadataWorkspace
.Setup(m => m.GetItemCollection(DataSpace.SSpace))
.Returns(mockStoreItemCollection.Object);
var objectContext = new ObjectContext();
var mockTransaction = new Mock<DbTransaction>();
var mockConnectionInterceptor = new Mock<IDbConnectionInterceptor>();
mockConnectionInterceptor
.Setup(m => m.BeginningTransaction(mockConnection.Object, It.IsAny<BeginTransactionInterceptionContext>()))
.Callback<DbConnection, BeginTransactionInterceptionContext>(
(_, c) =>
{
Assert.Equal(new[] { objectContext }, c.ObjectContexts);
Assert.Equal(IsolationLevel.Chaos, c.IsolationLevel);
});
mockConnectionInterceptor
.Setup(m => m.BeganTransaction(mockConnection.Object, It.IsAny<BeginTransactionInterceptionContext>()))
.Callback<DbConnection, BeginTransactionInterceptionContext>(
(_, c) =>
{
Assert.Equal(new[] { objectContext }, c.ObjectContexts);
Assert.Equal(IsolationLevel.Chaos, c.IsolationLevel);
Assert.Same(mockTransaction.Object, c.Result);
});
mockConnection
.Protected()
.Setup<DbTransaction>("BeginDbTransaction", ItExpr.IsAny<IsolationLevel>())
.Returns(mockTransaction.Object);
EntityConnection connection;
DbInterception.Add(mockConnectionInterceptor.Object);
try
{
connection
= new EntityConnection(
mockMetadataWorkspace.Object,
mockConnection.Object,
true,
true);
connection.AssociateContext(objectContext);
connection.BeginTransaction(IsolationLevel.Chaos);
}
finally
{
DbInterception.Remove(mockConnectionInterceptor.Object);
}
mockConnectionInterceptor.Verify(
m => m.BeginningTransaction(mockConnection.Object, It.IsAny<BeginTransactionInterceptionContext>()), Times.Once());
mockConnectionInterceptor.Verify(
m => m.BeganTransaction(mockConnection.Object, It.IsAny<BeginTransactionInterceptionContext>()), Times.Once());
mockConnection
.Protected()
.Verify<DbTransaction>("BeginDbTransaction", Times.Once(), ItExpr.IsAny<IsolationLevel>());
mockConnectionInterceptor.Verify(
m => m.StateGetting(It.IsAny<DbConnection>(), It.IsAny<DbConnectionInterceptionContext<ConnectionState>>()),
Times.Exactly(3));
mockConnectionInterceptor.Verify(
m => m.StateGot(It.IsAny<DbConnection>(), It.IsAny<DbConnectionInterceptionContext<ConnectionState>>()),
Times.Exactly(3));
mockConnection.Verify(m => m.State, Times.Exactly(3));
Assert.Equal(ConnectionState.Open, connection.State);
}