public void Setting_ClrType_throws_when_referenced() { var entityType = new Model().AddEntityType(typeof(object)); var principalProperty = entityType.AddProperty("Kake"); var key = entityType.AddKey(principalProperty); var dependentProperty = entityType.AddProperty("Alaska"); entityType.AddForeignKey(dependentProperty, key, entityType); Assert.Equal(CoreStrings.PropertyClrTypeCannotBeChangedWhenReferenced("Kake", "{'Alaska'}", "object"), Assert.Throws<InvalidOperationException>(() => principalProperty.ClrType = typeof(int)).Message); Assert.Equal(typeof(string), ((IProperty)principalProperty).ClrType); }
public void Constructor_throws_when_principal_and_depedent_property_types_do_not_match() { var dependentEntityType = new Model().AddEntityType("D"); var principalEntityType = new Model().AddEntityType("P"); var dependentProperty1 = dependentEntityType.AddProperty("P1", typeof(int)); var dependentProperty2 = dependentEntityType.AddProperty("P2", typeof(string)); var property2 = principalEntityType.AddProperty("Id1", typeof(int)); var property3 = principalEntityType.AddProperty("Id2", typeof(int)); principalEntityType.GetOrSetPrimaryKey(new[] { property2, property3 }); Assert.Equal( CoreStrings.ForeignKeyTypeMismatch("{'P1', 'P2'}", "D", "{'Id1', 'Id2'}", "P"), Assert.Throws <InvalidOperationException>( () => dependentEntityType.AddForeignKey(new[] { dependentProperty1, dependentProperty2 }, principalEntityType.FindPrimaryKey(), principalEntityType)).Message); }
public void Can_change_cascade_delete_flag() { var entityType = new Model().AddEntityType("E"); var keyProp = entityType.AddProperty("Id", typeof(int)); var dependentProp = entityType.AddProperty("P", typeof(int)); var principalProp = entityType.AddProperty("U", typeof(int)); entityType.GetOrSetPrimaryKey(keyProp); var principalKey = entityType.AddKey(principalProp); var foreignKey = entityType.AddForeignKey(new[] { dependentProp }, principalKey, entityType); Assert.Equal(DeleteBehavior.Restrict, foreignKey.DeleteBehavior); foreignKey.DeleteBehavior = DeleteBehavior.Cascade; Assert.Equal(DeleteBehavior.Cascade, foreignKey.DeleteBehavior); foreignKey.DeleteBehavior = DeleteBehavior.Restrict; Assert.Equal(DeleteBehavior.Restrict, foreignKey.DeleteBehavior); }
public void Can_create_foreign_key() { var entityType = new Model().AddEntityType("E"); var dependentProp = entityType.AddProperty("P", typeof(int)); var principalProp = entityType.AddProperty("Id", typeof(int)); entityType.GetOrSetPrimaryKey(principalProp); var foreignKey = entityType.AddForeignKey(new[] { dependentProp }, entityType.FindPrimaryKey(), entityType, ConfigurationSource.Convention); foreignKey.IsUnique = true; Assert.Same(entityType, foreignKey.PrincipalEntityType); Assert.Same(principalProp, foreignKey.PrincipalKey.Properties.Single()); Assert.Same(dependentProp, foreignKey.Properties.Single()); Assert.True(foreignKey.IsUnique); Assert.Same(entityType.FindPrimaryKey(), foreignKey.PrincipalKey); Assert.Equal(ConfigurationSource.Convention, foreignKey.GetConfigurationSource()); foreignKey.UpdateConfigurationSource(ConfigurationSource.DataAnnotation); Assert.Equal(ConfigurationSource.DataAnnotation, foreignKey.GetConfigurationSource()); }
public void Setting_IsRequired_to_false_will_set_all_FK_properties_as_nullable() { var entityType = new Model().AddEntityType("E"); var property = entityType.AddProperty("Id1", typeof(int)); var property1 = entityType.AddProperty("Id2", typeof(string)); property1.IsNullable = false; entityType.GetOrSetPrimaryKey(new[] { property, property1 }); var dependentProp1 = entityType.AddProperty("P1", typeof(int?)); var dependentProp2 = entityType.AddProperty("P2", typeof(string)); var foreignKey = entityType.AddForeignKey(new[] { dependentProp1, dependentProp2 }, entityType.FindPrimaryKey(), entityType); foreignKey.IsRequired = false; Assert.False(foreignKey.IsRequired); Assert.True(dependentProp1.IsNullable); Assert.True(dependentProp2.IsNullable); }
private ForeignKey CreateSelfRefFK(bool useAltKey = false) { var entityType = new Model().AddEntityType(typeof(SelfRef)); var pk = entityType.GetOrSetPrimaryKey(entityType.AddProperty(SelfRef.IdProperty)); var fkProp = entityType.AddProperty(SelfRef.SelfRefIdProperty); var property = entityType.AddProperty("AltId", typeof(int)); var principalKey = useAltKey ? entityType.GetOrAddKey(property) : pk; var fk = entityType.AddForeignKey(new[] { fkProp }, principalKey, entityType); fk.IsUnique = true; fk.HasDependentToPrincipal("SelfRefPrincipal"); fk.HasPrincipalToDependent("SelfRefDependent"); return fk; }