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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace FunctionalTests
{
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Data.Entity;
using System.Data.Entity.Core.Metadata.Edm;
using System.Data.Entity.Migrations;
using System.Data.Entity.ModelConfiguration;
using System.Data.Entity.ModelConfiguration.Conventions;
using System.Data.Entity.ModelConfiguration.Edm;
using System.Data.Entity.Utilities;
using System.Linq;
using FunctionalTests.Model;
using Xunit;
public class ConventionsScenarioTests : TestBase
{
[Fact]
public void Add_custom_model_convention()
{
var modelBuilder = new AdventureWorksModelBuilder();
modelBuilder.Entity<Customer>();
modelBuilder.Conventions.Add<EntitySetNamingConvention>();
var databaseMapping = BuildMapping(modelBuilder);
Assert.Equal(
1,
databaseMapping.Model.GetEntitySets().Count(
t => t.Name == "CustomersFoo"));
}
private sealed class EntitySetNamingConvention : IEdmConvention<EntitySet>
{
public void Apply(EntitySet entitySet, EdmModel model)
{
entitySet.Name = entitySet.Name + "Foo";
}
}
[Fact]
public void Add_custom_model_convention_with_ordering()
{
var modelBuilder = new AdventureWorksModelBuilder();
modelBuilder.Entity<CountryRegion>();
modelBuilder.Conventions.AddAfter<IdKeyDiscoveryConvention>(new CodeKeyDiscoveryConvention());
var databaseMapping = BuildMapping(modelBuilder);
Assert.Equal(1, databaseMapping.EntityContainerMappings.Single().EntitySetMappings.Count());
}
private sealed class CodeKeyDiscoveryConvention : KeyDiscoveryConvention
{
private const string Code = "Code";
protected override EdmProperty MatchKeyProperty(
EntityType entityType,
IEnumerable<EdmProperty> primitiveProperties)
{
return primitiveProperties
.SingleOrDefault(p => Code.Equals(p.Name, StringComparison.OrdinalIgnoreCase))
?? primitiveProperties
.SingleOrDefault(
p => (entityType.Name + Code).Equals(p.Name, StringComparison.OrdinalIgnoreCase));
}
}
[Fact]
public void Remove_an_existing_convention()
{
var modelBuilder = new AdventureWorksModelBuilder();
modelBuilder.Entity<Customer>();
modelBuilder.Conventions.Remove<IdKeyDiscoveryConvention>();
Assert.Throws<ModelValidationException>(
() => BuildMapping(modelBuilder));
}
[Fact]
public void Add_lightweight_convention()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntity>();
modelBuilder.Entities()
.Where(t => t == typeof(LightweightEntity))
.Configure(e => e.ToTable("TheTable"));
var databaseMapping = BuildMapping(modelBuilder);
Assert.True(databaseMapping.Database.GetEntitySets().All(t => t.Table == "TheTable"));
}
[Fact]
public void Lightweight_convention_does_not_override_explicit_configurations()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Configurations.Add(new LightweightEntityWithConfiguration.Configuration());
modelBuilder.Properties<string>()
.Configure(p => p.HasMaxLength(256));
var databaseMapping = BuildMapping(modelBuilder);
var table
= databaseMapping.Database.EntityTypes
.Single(t => t.Name == "LightweightEntityWithConfiguration");
var attributeColumn = table.Properties.Single(c => c.Name == "PropertyConfiguredByAttribute");
Assert.Equal(64, attributeColumn.MaxLength);
var fluentColumn = table.Properties.Single(c => c.Name == "PropertyConfiguredByFluent");
Assert.Equal(128, fluentColumn.MaxLength);
var unconfiguredColumn = table.Properties.Single(c => c.Name == "PropertyNotConfigured");
Assert.Equal(256, unconfiguredColumn.MaxLength);
}
[Fact]
public void Can_configure_complex_type_properties()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntity>();
modelBuilder.Properties<string>()
.Configure(p => p.HasMaxLength(256));
var databaseMapping = BuildMapping(modelBuilder);
var column = databaseMapping.Database.EntityTypes
.Single()
.Properties.Single(c => c.Name == "ComplexProperty_StringProperty");
Assert.Equal(256, column.MaxLength);
}
[Fact]
public void Lightweight_conventions_can_filter_by_interface()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntity>();
modelBuilder.Entities<ILightweightEntity>()
.Configure(c => c.HasKey(e => e.IntProperty));
var databaseMapping = BuildMapping(modelBuilder);
var entity = databaseMapping.Model.EntityTypes.Single();
Assert.Equal(1, entity.DeclaredKeyProperties.Count());
Assert.Equal("IntProperty", entity.DeclaredKeyProperties.Single().Name);
}
[Fact]
public void Lightweight_conventions_can_filter_by_object()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntity>();
modelBuilder.Entities<LightweightEntity>()
.Configure(c => c.HasKey(e => e.IntProperty));
var databaseMapping = BuildMapping(modelBuilder);
var entity = databaseMapping.Model.EntityTypes.Single();
Assert.Equal(1, entity.DeclaredKeyProperties.Count());
Assert.Equal("IntProperty", entity.DeclaredKeyProperties.Single().Name);
}
[Fact]
public void Single_key_configurable_with_isKey()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntity>();
modelBuilder.Properties()
.Where(p => p.Name == "IntProperty")
.Configure(c => c.IsKey());
var databaseMapping = BuildMapping(modelBuilder);
var entity = databaseMapping.Model.EntityTypes.Single();
Assert.Equal(1, entity.DeclaredKeyProperties.Count());
Assert.Equal("IntProperty", entity.DeclaredKeyProperties.Single().Name);
}
[Fact]
public void Composite_key_configurable_with_isKey()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntity>();
modelBuilder.Properties()
.Where(p => p.Name == "IntProperty")
.Configure(c => c.HasColumnOrder(0).IsKey());
modelBuilder.Properties()
.Where(p => p.Name == "IntProperty1")
.Configure(c => c.HasColumnOrder(1).IsKey());
var databaseMapping = BuildMapping(modelBuilder);
var entity = databaseMapping.Model.EntityTypes.Single();
var keys = entity.DeclaredKeyProperties;
Assert.Equal(2, keys.Count());
Assert.Equal("IntProperty", keys.ElementAt(0).Name);
Assert.Equal("IntProperty1", keys.ElementAt(1).Name);
}
[Fact]
public void Is_key_is_ignored_if_key_is_already_set()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntityWithKeyConfiguration>();
modelBuilder.Properties()
.Where(p => p.Name == "IntProperty1")
.Configure(c => c.HasColumnOrder(1).IsKey());
var databaseMapping = BuildMapping(modelBuilder);
var entity = databaseMapping.Model.EntityTypes.Single();
var keys = entity.DeclaredKeyProperties;
Assert.Equal(1, keys.Count());
Assert.Equal("IntProperty", keys.ElementAt(0).Name);
}
[Fact]
public void HasKey_can_build_composite_keys_filtered_by_interface()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntity>();
modelBuilder.Entities<ILightweightEntity>()
.Configure(c => c.HasKey(e => new { e.IntProperty, e.IntProperty1 }));
var databaseMapping = BuildMapping(modelBuilder);
var entity = databaseMapping.Model.EntityTypes.Single();
var keys = entity.DeclaredKeyProperties;
Assert.Equal(2, keys.Count());
Assert.Equal("IntProperty", keys.First().Name);
Assert.Equal("IntProperty1", keys.Last().Name);
}
[Fact]
public void HasKey_ignores_rule_if_key_configured_with_annotations()
{
var modelBuilder = new DbModelBuilder();
modelBuilder.Entity<LightweightEntityWithKeyConfiguration>();
modelBuilder.Entities<ILightweightEntity>()
.Configure(c => c.HasKey(e => e.IntProperty));
var databaseMapping = BuildMapping(modelBuilder);
var entity = databaseMapping.Model.EntityTypes.Single();
var keys = entity.DeclaredKeyProperties;
Assert.Equal(1, keys.Count());
Assert.Equal("IntProperty", keys.First().Name);
}
}
public class LightweightEntityWithConfiguration
{
public int Id { get; set; }
[StringLength(64)]
public string PropertyConfiguredByAttribute { get; set; }
public string PropertyConfiguredByFluent { get; set; }
public string PropertyNotConfigured { get; set; }
internal class Configuration : EntityTypeConfiguration<LightweightEntityWithConfiguration>
{
public Configuration()
{
Property(e => e.PropertyConfiguredByFluent).HasMaxLength(128);
}
}
}
public class LightweightComplexType
{
public string StringProperty { get; set; }
}
public interface ILightweightEntity
{
int IntProperty { get; set; }
int IntProperty1 { get; set; }
}
public class LightweightEntity : ILightweightEntity
{
public int Id { get; set; }
public int IntProperty { get; set; }
public int IntProperty1 { get; set; }
public LightweightComplexType ComplexProperty { get; set; }
}
public class LightweightEntityWithKeyConfiguration : ILightweightEntity
{
public int Id { get; set; }
[Key, Column(Order = 0)]
public int IntProperty { get; set; }
public int IntProperty1 { get; set; }
public LightweightComplexType ComplexProperty { get; set; }
}
}
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