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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace System.Data.Entity.Query.LinqToEntities
{
using System.Data.Entity.Infrastructure;
using System.Data.Entity.TestModels.ArubaModel;
using System.Linq;
using Xunit;
public class IncludeTests : FunctionalTestBase
{
[Fact]
public void Include_on_one_to_many_relationship()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Runs.Include(c => c.Tasks);
var results = query.ToList();
var tasksForRuns = context.Runs.Select(r => r.Tasks).ToList();
for (var i = 0; i < results.Count; i++)
{
Assert.Equal(tasksForRuns[i].Count, results[i].Tasks.Count);
var expectedTasks = tasksForRuns[i].Select(t => t.Id).ToList();
var actualTasks = results[i].Tasks.Select(t => t.Id).ToList();
Assert.True(Enumerable.SequenceEqual(expectedTasks, actualTasks));
}
}
}
[Fact]
public void Include_on_many_to_many_relationship()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Configs.Include(c => c.Failures);
var results = query.ToList();
var failuresForConfigs = context.Configs.Select(r => r.Failures).ToList();
for (var i = 0; i < results.Count; i++)
{
Assert.Equal(failuresForConfigs[i].Count, results[i].Failures.Count);
var expectedFailures = failuresForConfigs[i].Select(t => t.Id).ToList();
var actualFailures = results[i].Failures.Select(t => t.Id).ToList();
Assert.True(Enumerable.SequenceEqual(expectedFailures, actualFailures));
}
}
}
[Fact]
public void Include_one_to_one_relationship()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Owners.Include(o => o.OwnedRun);
var results = query.ToList();
var runsForOwners = context.Owners.Select(r => r.OwnedRun).ToList();
Enumerable.SequenceEqual(runsForOwners, results.Select(r => r.OwnedRun));
}
}
[Fact]
public void Multiple_includes()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Failures.Include(f => f.Configs).Include(f => f.Bugs);
var results = query.ToList();
var configsForFailures = context.Failures.Select(r => r.Configs).ToList();
var bugsForFailures = context.Failures.Select(r => r.Bugs).ToList();
for (var i = 0; i < results.Count; i++)
{
Assert.Equal(bugsForFailures[i].Count, results[i].Bugs.Count);
Assert.Equal(configsForFailures[i].Count, results[i].Configs.Count);
var expectedBugs = bugsForFailures[i].Select(b => b.Id).ToList();
var expectedConfigs = configsForFailures[i].Select(c => c.Id).ToList();
var actualBugs = results[i].Bugs.Select(b => b.Id).ToList();
var actualConfigs = results[i].Configs.Select(c => c.Id).ToList();
Enumerable.SequenceEqual(expectedBugs, actualBugs);
Enumerable.SequenceEqual(expectedConfigs, actualConfigs);
}
}
}
[Fact]
public void Include_with_string_overload()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Runs.Include("Tasks");
var results = query.ToList();
var tasksForRuns = context.Runs.Select(r => r.Tasks).ToList();
for (var i = 0; i < results.Count; i++)
{
Assert.Equal(tasksForRuns[i].Count, results[i].Tasks.Count);
var expectedTasks = tasksForRuns[i].Select(t => t.Id).ToList();
var actualTasks = results[i].Tasks.Select(t => t.Id).ToList();
Enumerable.SequenceEqual(expectedTasks, actualTasks);
}
}
}
[Fact]
public void Nested_include()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Owners.Include("OwnedRun.Tasks");
var results = query.ToList();
var tasksForOwners = context.Owners.Select(o => o.OwnedRun.Tasks).ToList();
for (var i = 0; i < results.Count; i++)
{
Assert.Equal(tasksForOwners[i].Count, results[i].OwnedRun.Tasks.Count);
var expectedTasks = tasksForOwners[i].Select(t => t.Id).ToList();
var actualTasks = results[i].OwnedRun.Tasks.Select(t => t.Id).ToList();
Enumerable.SequenceEqual(expectedTasks, actualTasks);
}
}
}
[Fact]
public void Include_propagation_over_filter()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Owners.Include(o => o.OwnedRun).Where(o => o.Id == 1);
var results = query.ToList();
Assert.NotNull(results.First().OwnedRun);
}
}
[Fact]
public void Include_propagation_over_sort()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Owners.Include(o => o.OwnedRun).OrderBy(o => o.Id == 1);
var results = query.ToList();
Assert.NotNull(results.First().OwnedRun);
}
}
[Fact]
public void Include_propagation_over_type_filter()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Configs.Include(o => o.Failures).OfType<ArubaMachineConfig>();
var results = query.ToList();
Assert.True(results.Any(r => r.Failures.Count > 0));
}
}
[Fact]
public void Include_propagation_over_first()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var results = context.Configs.Include(o => o.Failures).First();
Assert.NotNull(results.Failures);
Assert.True(results.Failures.Count > 0);
}
}
[Fact]
public void Include_propagation_over_first_with_predicate()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var results = context.Configs.Include(o => o.Failures).First(o => o.Id > 0);
Assert.NotNull(results.Failures);
Assert.True(results.Failures.Count > 0);
}
}
[Fact]
public void Include_propagation_over_first_or_default()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var results = context.Configs.Include(o => o.Failures).FirstOrDefault();
Assert.NotNull(results.Failures);
Assert.True(results.Failures.Count > 0);
}
}
[Fact]
public void Include_propagation_over_first_or_default_with_predicate()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var results = context.Configs.Include(o => o.Failures).FirstOrDefault(o => o.Id > 0);
Assert.NotNull(results.Failures);
Assert.True(results.Failures.Count > 0);
}
}
[Fact]
public void Include_from_concat_combined()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Failures.Include(f => f.Bugs).Concat(context.Failures.Include(f => f.Configs));
var results = query.ToList();
Assert.True(results.Any(r => r.Bugs.Count > 0));
Assert.True(results.Any(r => r.Configs.Count > 0));
}
}
[Fact]
public void Include_from_except_takes_span_information_from_first_collection_ignores_from_second()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Failures.Include(f => f.Bugs).Except(context.Failures.Where(f => f.Id == 1).Include(f => f.Configs));
var results = query.ToList();
Assert.True(results.Any(r => r.Bugs.Count > 0));
Assert.True(results.All(r => r.Configs == null));
}
}
[Fact]
public void Include_from_intersect_combined()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Failures.Include(f => f.Bugs).Intersect(context.Failures.Include(f => f.Configs));
var results = query.ToList();
Assert.True(results.Any(r => r.Bugs.Count > 0));
Assert.True(results.Any(r => r.Configs.Count > 0));
}
}
[Fact]
public void Include_from_union_combined()
{
using (var context = new ArubaContext())
{
((IObjectContextAdapter)context).ObjectContext.ContextOptions.LazyLoadingEnabled = false;
var query = context.Failures.Include(f => f.Bugs).Union(context.Failures.Include(f => f.Configs));
var results = query.ToList();
Assert.True(results.Any(r => r.Bugs.Count > 0));
Assert.True(results.Any(r => r.Configs.Count > 0));
}
}
}
}
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