public void AccessorObtainsAValueFromTheRow()
{
DataBinding binding = new DataBinding(0, null);
ScalarDataBinder binder = new ScalarDataBinder(binding, "name");
IDataSourceResolver resolver = Mocks.StrictMock<IDataSourceResolver>();
DataBindingContext context = new DataBindingContext(new NullConverter());
DataSource source = new DataSource("name");
source.AddDataSet(new ItemSequenceDataSet(new IDataItem[]
{
new ScalarDataItem<int>(42, null, false),
new ScalarDataItem<string>("42", null, false)
}, 1));
using (Mocks.Record())
{
Expect.Call(resolver.ResolveDataSource("name")).Return(source);
}
using (Mocks.Playback())
{
IDataAccessor accessor = binder.Register(context, resolver);
Assert.IsTrue(context.DataSets.Contains(source), "The data sets list should contain the source that was resolved during binder registration.");
List<IDataItem> items = new List<IDataItem>(context.GetItems(true));
Assert.Count(2, items);
Assert.AreEqual(42, accessor.GetValue(items[0]));
Assert.AreEqual("42", accessor.GetValue(items[1]));
}
}
public void RegisterThrowsIfTheDataSourceCannotBeResolvedByName()
{
ScalarDataBinder binder = new ScalarDataBinder( new DataBinding(0, null), "name");
IDataSourceResolver resolver = Mocks.StrictMock<IDataSourceResolver>();
using (Mocks.Record())
{
Expect.Call(resolver.ResolveDataSource("name")).Return(null);
}
using (Mocks.Playback())
{
DataBindingContext context = new DataBindingContext(new NullConverter());
Assert.Throws<DataBindingException>(delegate { binder.Register(context, resolver); });
}
}
public void RegisterThrowsIfResolverIsNull()
{
ScalarDataBinder binder = new ScalarDataBinder(new DataBinding(0, null), "");
binder.Register(new DataBindingContext(Mocks.Stub<IConverter>()), null);
}
public void RegisterThrowsIfContextIsNull()
{
ScalarDataBinder binder = new ScalarDataBinder(new DataBinding(0, null), "");
binder.Register(null, Mocks.Stub<IDataSourceResolver>());
}