public void TestSaveUndoSaveRedo()
{
var stack = new TransactionStack(5);
using (var manager = new DirtiableManager(stack))
{
var dirtiable = new SimpleDirtiable();
var operation = new SimpleDirtyingOperation(dirtiable.Yield());
using (stack.CreateTransaction())
{
stack.PushOperation(operation);
}
Assert.True(dirtiable.IsDirty);
manager.CreateSnapshot();
Assert.False(dirtiable.IsDirty);
stack.Rollback();
Assert.True(dirtiable.IsDirty);
manager.CreateSnapshot();
Assert.False(dirtiable.IsDirty);
stack.Rollforward();
Assert.True(dirtiable.IsDirty);
manager.CreateSnapshot();
Assert.False(dirtiable.IsDirty);
}
}
public void TestDoAction()
{
var stack = new TransactionStack(5);
using (new DirtiableManager(stack))
{
var dirtiable = new SimpleDirtiable();
using (stack.CreateTransaction())
{
var operation = new SimpleDirtyingOperation(dirtiable.Yield());
stack.PushOperation(operation);
}
Assert.True(dirtiable.IsDirty);
}
}
public void TestUndo()
{
var stack = new TransactionStack(5);
using (new DirtiableManager(stack))
{
var dirtiable = new SimpleDirtiable();
var operation = new SimpleDirtyingOperation(dirtiable.Yield());
using (stack.CreateTransaction())
{
stack.PushOperation(operation);
}
Assert.Equal(true, dirtiable.IsDirty);
stack.Rollback();
Assert.Equal(false, dirtiable.IsDirty);
}
}
public void TestDoAndSave()
{
var stack = new TransactionStack(5);
using (var manager = new DirtiableManager(stack))
{
var dirtiable = new SimpleDirtiable();
var operation = new SimpleDirtyingOperation(dirtiable.Yield());
using (stack.CreateTransaction())
{
stack.PushOperation(operation);
}
Assert.Equal(true, dirtiable.IsDirty);
manager.CreateSnapshot();
Assert.Equal(false, dirtiable.IsDirty);
}
}