public void BeganTransaction_does_not_fail_if_exception_thrown_such_that_there_is_no_transaction()
{
var context = MockHelper.CreateMockObjectContext <object>();
var handler = new CommitFailureHandler();
handler.Initialize(context);
var interceptionContext = new BeginTransactionInterceptionContext().WithObjectContext(context);
Assert.DoesNotThrow(() => handler.BeganTransaction(new Mock <DbConnection>().Object, interceptionContext));
}
public void Delegates_to_protected_method()
{
var context = MockHelper.CreateMockObjectContext <int>();
var commitFailureHandlerMock = CreateCommitFailureHandlerMock();
commitFailureHandlerMock.Object.Initialize(context);
using (var handler = commitFailureHandlerMock.Object)
{
handler.ClearTransactionHistory();
commitFailureHandlerMock.Protected().Verify("PruneTransactionHistory", Times.Once(), true, true);
}
}
public void Delegates_to_protected_method_with_CancelationToken()
{
var context = MockHelper.CreateMockObjectContext <int>();
var commitFailureHandlerMock = CreateCommitFailureHandlerMock();
commitFailureHandlerMock.Object.Initialize(context);
using (var handler = commitFailureHandlerMock.Object)
{
var token = new CancellationToken();
handler.ClearTransactionHistoryAsync(token).Wait();
commitFailureHandlerMock.Protected().Verify <Task>("PruneTransactionHistoryAsync", Times.Once(), true, true, token);
}
}
public void Returns_false_with_ObjectContext_if_nothing_matches()
{
using (var handler = new CommitFailureHandler())
{
handler.Initialize(MockHelper.CreateMockObjectContext <object>());
Assert.False(
handler.MatchesParentContext(
new Mock <DbConnection>().Object,
new DbInterceptionContext().WithObjectContext(MockHelper.CreateMockObjectContext <object>())
.WithDbContext(new DbContext("c"))));
}
}
public void Returns_true_with_ObjectContext_if_no_context_same_connection()
{
var context = MockHelper.CreateMockObjectContext <object>();
using (var handler = new CommitFailureHandler())
{
handler.Initialize(context);
Assert.True(
handler.MatchesParentContext(
((EntityConnection)context.Connection).StoreConnection,
new DbInterceptionContext()));
}
}
public void Returns_true_with_ObjectContext_if_same_ObjectContext()
{
var context = MockHelper.CreateMockObjectContext <object>();
using (var handler = new CommitFailureHandler())
{
handler.Initialize(context);
Assert.True(
handler.MatchesParentContext(
new Mock <DbConnection>().Object,
new DbInterceptionContext().WithObjectContext(context)
.WithDbContext(new DbContext("c"))));
}
}
public void Initializes_with_ObjectContext()
{
var context = MockHelper.CreateMockObjectContext <object>();
using (var handler = new CommitFailureHandler())
{
handler.Initialize(context);
Assert.Same(context, handler.ObjectContext);
Assert.Same(context.InterceptionContext.DbContexts.FirstOrDefault(), handler.DbContext);
Assert.Same(((EntityConnection)context.Connection).StoreConnection, handler.Connection);
Assert.Same(((EntityConnection)context.Connection).StoreConnection, handler.Connection);
Assert.IsType <TransactionContext>(handler.TransactionContext);
}
}
public void Returns_false_with_DbContext_if_different_context_same_connection()
{
var connection = CreateMockConnection();
using (var handler = new CommitFailureHandler())
{
handler.Initialize(new DbContext("c"), connection);
Assert.False(
handler.MatchesParentContext(
connection,
new DbInterceptionContext().WithObjectContext(MockHelper.CreateMockObjectContext <object>())
.WithDbContext(new DbContext("c"))));
}
}
public void Returns_false_with_ObjectContext_if_different_context_same_connection()
{
var context = MockHelper.CreateMockObjectContext <object>();
using (var handler = CreateCommitFailureHandlerMock().Object)
{
handler.Initialize(context);
Assert.False(
handler.MatchesParentContext(
((EntityConnection)context.Connection).StoreConnection,
new DbInterceptionContext().WithObjectContext(MockHelper.CreateMockObjectContext <object>())
.WithDbContext(new DbContext("c"))));
}
}
public void Call_to_detect_changes_only_once()
{
var objectContextMock = Mock.Get(MockHelper.CreateMockObjectContext <FakeEntity>());
objectContextMock.Setup(s => s.DeleteObject(It.IsAny <FakeEntity>()));
var internalContext = new Mock <InternalContextForMock>();
internalContext.Setup(c => c.ObjectContext)
.Returns(objectContextMock.Object);
var set = new InternalSetForTests(internalContext.Object);
set.RemoveRange(new[] { new FakeEntity(), new FakeEntity() });
internalContext.Verify(c => c.DetectChanges(It.Is <bool>(b => b == false)), Times.Once());
}
public void Throws_if_already_initialized_with_DbContext()
{
var dbContext = new DbContext("c");
using (var handler = new CommitFailureHandler())
{
handler.Initialize(dbContext, dbContext.Database.Connection);
var context = MockHelper.CreateMockObjectContext <object>();
Assert.Equal(
Strings.TransactionHandler_AlreadyInitialized,
Assert.Throws <InvalidOperationException>(() => handler.Initialize(context)).Message);
Assert.Equal(
Strings.TransactionHandler_AlreadyInitialized,
Assert.Throws <InvalidOperationException>(() => handler.Initialize(dbContext, dbContext.Database.Connection)).Message);
}
}
private void VerifyGetter <TProperty>(
Func <DbQuery <string>, TProperty> getterFunc,
Expression <Func <IInternalQuery <string>, TProperty> > mockGetterFunc)
{
Assert.NotNull(getterFunc);
Assert.NotNull(mockGetterFunc);
var internalQueryMock = new Mock <IInternalQuery <string> >();
internalQueryMock.Setup(m => m.ElementType).Returns(typeof(string));
internalQueryMock.Setup(m => m.Expression).Returns(Expression.Constant(new object()));
internalQueryMock.Setup(m => m.InternalContext).Returns(new Mock <InternalContextForMock <DbContext> >().Object);
internalQueryMock.Setup(m => m.ObjectQueryProvider).Returns(
new ObjectQueryProvider(MockHelper.CreateMockObjectContext <string>()));
var dbQuery = new DbQuery <string>(internalQueryMock.Object);
getterFunc(dbQuery);
internalQueryMock.VerifyGet(mockGetterFunc, Times.Once());
}