public void Apply_is_noop_when_unknown_dependent()
{
var model = new EdmModel().Initialize();
var associationType = new EdmAssociationType().Initialize();
var navigationProperty = new EdmNavigationProperty { Association = associationType };
var foreignKeyAnnotation = new ForeignKeyAttribute("AId");
navigationProperty.Annotations.SetClrAttributes(new[] { foreignKeyAnnotation });
((IEdmConvention<EdmNavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, model);
Assert.Null(associationType.Constraint);
}
public void Apply_is_noop_when_unknown_dependent()
{
var model = new EdmModel(DataSpace.CSpace);
var associationType = new AssociationType("A", XmlConstants.ModelNamespace_3, false, DataSpace.CSpace);
associationType.SourceEnd = new AssociationEndMember("S", new EntityType("E", "N", DataSpace.CSpace));
associationType.TargetEnd = new AssociationEndMember("T", new EntityType("E", "N", DataSpace.CSpace));
var navigationProperty = new NavigationProperty("N", TypeUsage.Create(associationType.TargetEnd.GetEntityType()))
{
RelationshipType = associationType
};
var foreignKeyAnnotation = new ForeignKeyAttribute("AId");
navigationProperty.Annotations.SetClrAttributes(new[] { foreignKeyAnnotation });
((IEdmConvention<NavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, model);
Assert.Null(associationType.Constraint);
}
public void Apply_generates_constraint_when_simple_fk()
{
var model = new EdmModel().Initialize();
var entityType = model.AddEntityType("E");
var associationType = model.AddAssociationType("A",
entityType, EdmAssociationEndKind.Optional,
entityType, EdmAssociationEndKind.Many);
var navigationProperty = entityType.AddNavigationProperty("N", associationType);
var fkProperty = entityType.AddPrimitiveProperty("Fk");
var foreignKeyAnnotation = new ForeignKeyAttribute("Fk");
navigationProperty.Annotations.SetClrAttributes(new[] { foreignKeyAnnotation });
((IEdmConvention<EdmNavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, model);
Assert.NotNull(associationType.Constraint);
Assert.True(associationType.Constraint.DependentProperties.Contains(fkProperty));
}
public void Apply_generates_constraint_when_simple_fk()
{
var model = new EdmModel(DataSpace.CSpace);
var entityType = model.AddEntityType("E");
var associationType = model.AddAssociationType(
"A",
entityType, RelationshipMultiplicity.ZeroOrOne,
entityType, RelationshipMultiplicity.Many);
var navigationProperty = entityType.AddNavigationProperty("N", associationType);
var property = EdmProperty.Primitive("Fk", PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.String));
entityType.AddMember(property);
var fkProperty = property;
var foreignKeyAnnotation = new ForeignKeyAttribute("Fk");
navigationProperty.Annotations.SetClrAttributes(new[] { foreignKeyAnnotation });
((IEdmConvention<NavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, model);
Assert.NotNull(associationType.Constraint);
Assert.True(associationType.Constraint.ToProperties.Contains(fkProperty));
}
public void Apply_throws_with_empty_foreign_key_properties()
{
var model = new EdmModel(DataSpace.CSpace);
var entityType = model.AddEntityType("E");
var mockType = new MockType();
entityType.Annotations.SetClrType(mockType);
var associationType = model.AddAssociationType(
"A",
entityType, RelationshipMultiplicity.ZeroOrOne,
entityType, RelationshipMultiplicity.Many);
var navigationProperty = entityType.AddNavigationProperty("N", associationType);
var foreignKeyAnnotation = new ForeignKeyAttribute(",");
navigationProperty.Annotations.SetClrAttributes(new[] { foreignKeyAnnotation });
Assert.Equal(
Strings.ForeignKeyAttributeConvention_EmptyKey("N", mockType.Object),
Assert.Throws<InvalidOperationException>(
() => ((IEdmConvention<NavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, model)).Message);
}
public void Apply_throws_when_cannot_find_foreign_key_properties()
{
var model = new EdmModel().Initialize();
var entityType = model.AddEntityType("E");
var mockType = new MockType();
entityType.SetClrType(mockType);
var associationType = model.AddAssociationType("A",
entityType, EdmAssociationEndKind.Optional,
entityType, EdmAssociationEndKind.Many);
var navigationProperty = entityType.AddNavigationProperty("N", associationType);
var foreignKeyAnnotation = new ForeignKeyAttribute("_Fk");
navigationProperty.Annotations.SetClrAttributes(new[] { foreignKeyAnnotation });
Assert.Equal(Strings.ForeignKeyAttributeConvention_InvalidKey("N", mockType.Object, "_Fk", mockType.Object), Assert.Throws<InvalidOperationException>(() => ((IEdmConvention<EdmNavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, model)).Message);
}
public void Apply_throws_when_cannot_find_foreign_key_properties()
{
var model = new EdmModel(DataSpace.CSpace);
var entityType = model.AddEntityType("E");
var mockType = new MockType();
entityType.GetMetadataProperties().SetClrType(mockType);
var associationType = model.AddAssociationType(
"A",
entityType, RelationshipMultiplicity.ZeroOrOne,
entityType, RelationshipMultiplicity.Many);
var navigationProperty = entityType.AddNavigationProperty("N", associationType);
var foreignKeyAnnotation = new ForeignKeyAttribute("_Fk");
navigationProperty.GetMetadataProperties().SetClrAttributes(new[] { foreignKeyAnnotation });
Assert.Equal(
Strings.ForeignKeyAttributeConvention_InvalidKey("N", mockType.Object, "_Fk", mockType.Object),
Assert.Throws<InvalidOperationException>(
() => (new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, new DbModel(model, null))).Message);
}
public void Apply_generates_constraint_when_composite_fk()
{
var model = new EdmModel(DataSpace.CSpace);
var entityType = model.AddEntityType("E");
var associationType = model.AddAssociationType(
"A",
entityType, RelationshipMultiplicity.ZeroOrOne,
entityType, RelationshipMultiplicity.Many);
var navigationProperty = entityType.AddNavigationProperty("N", associationType);
var property = EdmProperty.CreatePrimitive("Fk1", PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.String));
entityType.AddMember(property);
var fkProperty1 = property;
var property1 = EdmProperty.CreatePrimitive("Fk2", PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.String));
entityType.AddMember(property1);
var fkProperty2 = property1;
var foreignKeyAnnotation = new ForeignKeyAttribute("Fk2,Fk1");
navigationProperty.GetMetadataProperties().SetClrAttributes(new[] { foreignKeyAnnotation });
(new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, new DbModel(model, null));
Assert.NotNull(associationType.Constraint);
Assert.True(new[] { fkProperty2, fkProperty1 }.SequenceEqual(associationType.Constraint.ToProperties));
}
