public void OptionalImportsOfExportReferenceTypesAreBoundToDefaultWhenNotSatisfied()
{
var container = ContainerFactory.Create();
var importer = new OptionalExport();
CompositionBatch batch = new CompositionBatch();
batch.AddPart(importer);
container.Compose(batch);
Assert.Equal(1, importer.ReferenceTypeSetCount);
Assert.Null(importer.ReferenceType);
}
public void OptionalImportsOfExportReferenceTypesAreReboundToDefaultWhenExportIsRemoved()
{
var container = ContainerFactory.Create();
var importer = new OptionalExport();
CompositionBatch batch = new CompositionBatch();
batch.AddPart(importer);
var key = batch.AddExportedValue("ReferenceType", "Bar");
container.Compose(batch);
Assert.Equal(1, importer.ReferenceTypeSetCount);
Assert.Equal("Bar", importer.ReferenceType.Value);
batch = new CompositionBatch();
batch.RemovePart(key);
container.Compose(batch);
Assert.Equal(2, importer.ReferenceTypeSetCount);
Assert.Null(importer.ReferenceType);
}
public void OptionalImportsOfExportNullableValueTypesAreReboundToDefaultWhenExportIsRemoved()
{
var container = ContainerFactory.Create();
var importer = new OptionalExport();
CompositionBatch batch = new CompositionBatch();
batch.AddPart(importer);
var key = batch.AddExportedValue <int?>("NullableValueType", 10);
container.Compose(batch);
Assert.AreEqual(1, importer.NullableValueTypeSetCount);
Assert.AreEqual(10, importer.NullableValueType.Value);
batch = new CompositionBatch();
batch.RemovePart(key);
container.Compose(batch);
Assert.AreEqual(2, importer.NullableValueTypeSetCount);
Assert.IsNull(importer.NullableValueType);
}
public void OptionalImportsOfExportReferenceTypesAreReboundToDefaultWhenExportIsRemoved()
{
var container = ContainerFactory.Create();
var importer = new OptionalExport();
CompositionBatch batch = new CompositionBatch();
batch.AddPart(importer);
var key = batch.AddExportedValue("ReferenceType", "Bar");
container.Compose(batch);
Assert.AreEqual(1, importer.ReferenceTypeSetCount);
Assert.AreEqual("Bar", importer.ReferenceType.Value);
batch = new CompositionBatch();
batch.RemovePart(key);
container.Compose(batch);
Assert.AreEqual(2, importer.ReferenceTypeSetCount);
Assert.IsNull(importer.ReferenceType);
}
public void OptionalImportsOfExportReferenceTypesAreBoundToDefaultWhenNotSatisfied()
{
var container = ContainerFactory.Create();
var importer = new OptionalExport();
CompositionBatch batch = new CompositionBatch();
batch.AddPart(importer);
container.Compose(batch);
Assert.AreEqual(1, importer.ReferenceTypeSetCount);
Assert.IsNull(importer.ReferenceType);
}
