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Space-age composite polymer; not a shred of sqlmetal... (Support comp…
…osite keys end-to-end) This change adds support for value generation with composite keys which was blocking use of composite keys end-to-end. The state entry will now generate values for any property marked to have value generation on add regardless of whether that property is part of a key, composite or not.
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test/Microsoft.Data.Entity.InMemory.FunctionalTests/CompositeKeyEndToEndTest.cs
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| // Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. | ||
| // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. | ||
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| using System; | ||
| using System.Globalization; | ||
| using System.Linq; | ||
| using System.Threading.Tasks; | ||
| using Microsoft.Data.Entity.Metadata; | ||
| using Microsoft.Framework.DependencyInjection; | ||
| using Microsoft.Framework.DependencyInjection.Fallback; | ||
| using Xunit; | ||
|
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| namespace Microsoft.Data.Entity.InMemory.FunctionalTests | ||
| { | ||
| public class CompositeKeyEndToEndTest | ||
| { | ||
| [Fact] | ||
| public async Task Can_use_two_non_generated_integers_as_composite_key_end_to_end() | ||
| { | ||
| var serviceProvider = new ServiceCollection() | ||
| .AddEntityFramework() | ||
| .AddInMemoryStore() | ||
| .ServiceCollection | ||
| .BuildServiceProvider(); | ||
|
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| var ticks = DateTime.UtcNow.Ticks; | ||
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| await context.AddAsync(new Pegasus { Id1 = ticks, Id2 = ticks + 1, Name = "Rainbow Dash" }); | ||
| await context.SaveChangesAsync(); | ||
| } | ||
|
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| var pegasus = context.Pegasuses.Single(e => e.Id1 == ticks && e.Id2 == ticks + 1); | ||
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| pegasus.Name = "Rainbow Crash"; | ||
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| await context.SaveChangesAsync(); | ||
| } | ||
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| var pegasus = context.Pegasuses.Single(e => e.Id1 == ticks && e.Id2 == ticks + 1); | ||
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| Assert.Equal("Rainbow Crash", pegasus.Name); | ||
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| context.Pegasuses.Remove(pegasus); | ||
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| await context.SaveChangesAsync(); | ||
| } | ||
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| Assert.Equal(0, context.Pegasuses.Count(e => e.Id1 == ticks && e.Id2 == ticks + 1)); | ||
| } | ||
| } | ||
|
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| [Fact] | ||
| public async Task Can_use_generated_values_in_composite_key_end_to_end() | ||
| { | ||
| var serviceProvider = new ServiceCollection() | ||
| .AddEntityFramework() | ||
| .AddInMemoryStore() | ||
| .ServiceCollection | ||
| .BuildServiceProvider(); | ||
|
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| long id1; | ||
| var id2 = DateTime.UtcNow.Ticks.ToString(CultureInfo.InvariantCulture); | ||
| Guid id3; | ||
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| var added = await context.AddAsync(new Unicorn { Id2 = id2, Name = "Rarity" }); | ||
|
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| Assert.True(added.Id1 > 0); | ||
| Assert.NotEqual(Guid.Empty, added.Id3); | ||
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| await context.SaveChangesAsync(); | ||
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| id1 = added.Id1; | ||
| id3 = added.Id3; | ||
| } | ||
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| Assert.Equal(1, context.Unicorns.Count(e => e.Id1 == id1 && e.Id2 == id2 && e.Id3 == id3)); | ||
| } | ||
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| var unicorn = context.Unicorns.Single(e => e.Id1 == id1 && e.Id2 == id2 && e.Id3 == id3); | ||
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| unicorn.Name = "Bad Hair Day"; | ||
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| await context.SaveChangesAsync(); | ||
| } | ||
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| var unicorn = context.Unicorns.Single(e => e.Id1 == id1 && e.Id2 == id2 && e.Id3 == id3); | ||
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| Assert.Equal("Bad Hair Day", unicorn.Name); | ||
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| context.Unicorns.Remove(unicorn); | ||
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| await context.SaveChangesAsync(); | ||
| } | ||
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| Assert.Equal(0, context.Unicorns.Count(e => e.Id1 == id1 && e.Id2 == id2 && e.Id3 == id3)); | ||
| } | ||
| } | ||
|
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| [Fact] | ||
| public async Task Only_one_part_of_a_composite_key_needs_to_vary_for_uniquness() | ||
| { | ||
| var serviceProvider = new ServiceCollection() | ||
| .AddEntityFramework() | ||
| .AddInMemoryStore() | ||
| .ServiceCollection | ||
| .BuildServiceProvider(); | ||
|
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| var ids = new int[3]; | ||
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| var pony1 = await context.AddAsync(new EarthPony { Id2 = 7, Name = "Apple Jack 1" }); | ||
| var pony2 = await context.AddAsync(new EarthPony { Id2 = 7, Name = "Apple Jack 2" }); | ||
| var pony3 = await context.AddAsync(new EarthPony { Id2 = 7, Name = "Apple Jack 3" }); | ||
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| await context.SaveChangesAsync(); | ||
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| ids[0] = pony1.Id1; | ||
| ids[1] = pony2.Id1; | ||
| ids[2] = pony3.Id1; | ||
| } | ||
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| var ponies = context.EarthPonies.ToList(); | ||
| Assert.Equal(ponies.Count, ponies.Count(e => e.Name == "Apple Jack 1") * 3); | ||
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| Assert.Equal("Apple Jack 1", ponies.Single(e => e.Id1 == ids[0]).Name); | ||
| Assert.Equal("Apple Jack 2", ponies.Single(e => e.Id1 == ids[1]).Name); | ||
| Assert.Equal("Apple Jack 3", ponies.Single(e => e.Id1 == ids[2]).Name); | ||
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| ponies.Single(e => e.Id1 == ids[1]).Name = "Pinky Pie 2"; | ||
|
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| await context.SaveChangesAsync(); | ||
| } | ||
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| var ponies = context.EarthPonies.ToList(); | ||
| Assert.Equal(ponies.Count, ponies.Count(e => e.Name == "Apple Jack 1") * 3); | ||
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| Assert.Equal("Apple Jack 1", ponies.Single(e => e.Id1 == ids[0]).Name); | ||
| Assert.Equal("Pinky Pie 2", ponies.Single(e => e.Id1 == ids[1]).Name); | ||
| Assert.Equal("Apple Jack 3", ponies.Single(e => e.Id1 == ids[2]).Name); | ||
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| context.EarthPonies.RemoveRange(ponies); | ||
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| await context.SaveChangesAsync(); | ||
| } | ||
|
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| using (var context = new BronieContext(serviceProvider)) | ||
| { | ||
| Assert.Equal(0, context.EarthPonies.Count()); | ||
| } | ||
| } | ||
|
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| private class BronieContext : DbContext | ||
| { | ||
|
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| public BronieContext(IServiceProvider serviceProvider) | ||
| : base(serviceProvider) | ||
| { | ||
| } | ||
|
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| public DbSet<Pegasus> Pegasuses { get; set; } | ||
| public DbSet<Unicorn> Unicorns { get; set; } | ||
| public DbSet<EarthPony> EarthPonies { get; set; } | ||
|
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| protected override void OnModelCreating(ModelBuilder builder) | ||
| { | ||
| builder.Entity<Pegasus>().Key(e => new { e.Id1, e.Id2 }); | ||
| builder.Entity<Unicorn>().Key(e => new { e.Id1, e.Id2, e.Id3 }); | ||
| builder.Entity<EarthPony>().Key(e => new { e.Id1, e.Id2 }); | ||
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| var unicornType = builder.Model.GetEntityType(typeof(Unicorn)); | ||
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| var id1 = unicornType.GetProperty("Id1"); | ||
| id1.ValueGenerationOnAdd = ValueGenerationOnAdd.Client; | ||
| id1.ValueGenerationOnSave = ValueGenerationOnSave.WhenInserting; | ||
|
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| var id3 = unicornType.GetProperty("Id3"); | ||
| id3.ValueGenerationOnAdd = ValueGenerationOnAdd.Client; | ||
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| var earthType = builder.Model.GetEntityType(typeof(EarthPony)); | ||
|
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| var id = earthType.GetProperty("Id1"); | ||
| id.ValueGenerationOnAdd = ValueGenerationOnAdd.Client; | ||
| id.ValueGenerationOnSave = ValueGenerationOnSave.WhenInserting; | ||
| } | ||
| } | ||
|
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| private class Pegasus | ||
| { | ||
| public long Id1 { get; set; } | ||
| public long Id2 { get; set; } | ||
| public string Name { get; set; } | ||
| } | ||
|
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| private class Unicorn | ||
| { | ||
| public int Id1 { get; set; } | ||
| public string Id2 { get; set; } | ||
| public Guid Id3 { get; set; } | ||
| public string Name { get; set; } | ||
| } | ||
|
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| private class EarthPony | ||
| { | ||
| public int Id1 { get; set; } | ||
| public int Id2 { get; set; } | ||
| public string Name { get; set; } | ||
| } | ||
| } | ||
| } |
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