public void TestAddChild1()
{
var model = new MergedDataSourceViewModel(_dataSources.AddGroup(), _actionCenter.Object);
SingleDataSource source = _dataSources.AddDataSource("foo");
var sourceViewModel = new SingleDataSourceViewModel(source, _actionCenter.Object);
model.AddChild(sourceViewModel);
model.Observable.Should().Equal(sourceViewModel);
sourceViewModel.Parent.Should().BeSameAs(model);
}
private void Drag(IDataSourceViewModel source, IDataSourceViewModel dest)
{
var merged = dest as MergedDataSourceViewModel;
if (merged != null)
{
// Drag from ungrouped onto an existing group
// => add to existing group
AddFileToGroup(source, merged);
SelectedItem = merged;
}
else
{
// Drag from ungrouped onto a dest within a group
// => find group of dest and addd to it
merged = dest.Parent as MergedDataSourceViewModel;
if (merged != null)
{
AddFileToGroup(source, merged);
SelectedItem = merged;
}
else
{
// Drag from ungrouped onto another ungrouped source
// => remove dest as well and create new group
int destIndex = _observable.IndexOf(dest);
if (destIndex != -1)
{
_observable.Remove(dest);
MergedDataSource mergedDataSource = _dataSources.AddGroup();
merged = new MergedDataSourceViewModel(mergedDataSource, _actionCenter, _settings);
merged.Remove += OnRemove;
merged.AddChild(source);
merged.AddChild(dest);
_observable.Insert(destIndex, merged);
_allDataSourceViewModels.Add(merged);
SelectedItem = merged;
}
}
}
}
public void TestAddChild2()
{
var dataSource = _dataSources.AddGroup();
var model = new MergedDataSourceViewModel(dataSource, _actionCenter.Object);
SingleDataSource source = _dataSources.AddDataSource("foo");
var sourceViewModel = new SingleDataSourceViewModel(source, _actionCenter.Object);
model.AddChild(sourceViewModel);
sourceViewModel.CharacterCode.Should().Be("A", "because the merged data source is responsible for providing unique character codes");
}
public void TestAddChild3()
{
var dataSource = _dataSources.AddGroup();
var model = new MergedDataSourceViewModel(dataSource, _actionCenter.Object);
var sources = new List <SingleDataSourceViewModel>();
for (int i = 0; i < LogLineSourceId.MaxSources; ++i)
{
var source = _dataSources.AddDataSource(i.ToString());
var sourceViewModel = new SingleDataSourceViewModel(source, _actionCenter.Object);
sources.Add(sourceViewModel);
model.AddChild(sourceViewModel).Should().BeTrue("because the child should've been added");
model.Observable.Should().Equal(sources, "because all previously added children should be there");
}
var tooMuch = new SingleDataSourceViewModel(_dataSources.AddDataSource("dadw"), _actionCenter.Object);
model.AddChild(tooMuch).Should().BeFalse("because no more children can be added");
model.Observable.Should().Equal(sources, "because only those sources which could be added should be present");
}
public void TestRemoveChild1()
{
var dataSource = _dataSources.AddGroup();
var model = new MergedDataSourceViewModel(dataSource, _actionCenter.Object);
var child1 = new SingleDataSourceViewModel(_dataSources.AddDataSource("foo"), _actionCenter.Object);
model.AddChild(child1);
var child2 = new SingleDataSourceViewModel(_dataSources.AddDataSource("bar"), _actionCenter.Object);
model.AddChild(child2);
model.Observable.Should().Equal(new object[]
{
child1, child2
});
child1.CharacterCode.Should().Be("A");
child2.CharacterCode.Should().Be("B");
model.RemoveChild(child1);
model.Observable.Should().Equal(new object[] { child2 });
child2.CharacterCode.Should().Be("A");
}
public void TestInsertChild2()
{
var dataSource = _dataSources.AddGroup();
var model = new MergedDataSourceViewModel(dataSource, _actionCenter.Object);
var child1 = new SingleDataSourceViewModel(_dataSources.AddDataSource("foo"), _actionCenter.Object);
model.AddChild(child1);
child1.CharacterCode.Should().Be("A");
var child2 = new SingleDataSourceViewModel(_dataSources.AddDataSource("bar"), _actionCenter.Object);
model.Insert(0, child2);
model.Observable.Should().Equal(new object[]
{
child2, child1
});
const string reason = "because the merged data source is responsible for providing unique character codes";
child2.CharacterCode.Should().Be("A", reason);
child1.CharacterCode.Should().Be("B", reason);
}
private static void AddFileToGroup(IDataSourceViewModel source, MergedDataSourceViewModel viewModel)
{
viewModel.AddChild(source);
}