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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace ProductivityApiTests
{
using System;
using System.Data.Entity;
using System.Linq;
using System.Transactions;
using SimpleModel;
using Xunit;
/// <summary>
/// These are not really tests, but rather simple scenarios with minimal final state validation.
/// They are here as a good starting point for understanding the functionality and to give some level
/// of confidence that the simple scenarios keep on working as the code evolves.
/// </summary>
[PartialTrustFixture]
public class SimpleScenarios : FunctionalTestBase
{
#region Scenarios for SQL Server
[Fact]
public void
SqlServer_Database_can_be_created_with_columns_that_explicitly_total_more_that_8060_bytes_and_data_longer_than_8060_can_be_inserted
()
{
EnsureDatabaseInitialized(() => new ModelWithWideProperties());
using (new TransactionScope())
{
using (var context = new ModelWithWideProperties())
{
var entity = new EntityWithExplicitWideProperties
{
Property1 = new String('1', 1000),
Property2 = new String('2', 1000),
Property3 = new String('3', 1000),
Property4 = new String('4', 1000),
};
context.ExplicitlyWide.Add(entity);
context.SaveChanges();
entity.Property1 = new String('A', 4000);
entity.Property2 = new String('B', 4000);
context.SaveChanges();
}
}
}
[Fact]
public void
SqlServer_Database_can_be_created_with_columns_that_implicitly_total_more_that_8060_bytes_and_data_longer_than_8060_can_be_inserted
()
{
EnsureDatabaseInitialized(() => new ModelWithWideProperties());
using (new TransactionScope())
{
using (var context = new ModelWithWideProperties())
{
var entity = new EntityWithImplicitWideProperties
{
Property1 = new String('1', 1000),
Property2 = new String('2', 1000),
Property3 = new String('3', 1000),
Property4 = new String('4', 1000),
};
context.ImplicitlyWide.Add(entity);
context.SaveChanges();
entity.Property1 = new String('A', 4000);
entity.Property2 = new String('B', 4000);
context.SaveChanges();
}
}
}
[Fact]
public void Scenario_Find()
{
using (var context = new SimpleModelContext())
{
var product = context.Products.Find(1);
var category = context.Categories.Find("Foods");
// Scenario ends; simple validation of final state follows
Assert.NotNull(product);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, product).State);
Assert.NotNull(category);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, category).State);
Assert.Equal("Foods", product.CategoryId);
Assert.Same(category, product.Category);
Assert.True(category.Products.Contains(product));
}
}
[Fact]
public void Scenario_Insert()
{
EnsureDatabaseInitialized(() => new SimpleModelContext());
using (new TransactionScope())
{
using (var context = new SimpleModelContext())
{
var product = new Product
{
Name = "Vegemite"
};
context.Products.Add(product);
context.SaveChanges();
// Scenario ends; simple validation of final state follows
Assert.NotEqual(0, product.Id);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, product).State);
}
}
}
[Fact]
public void Scenario_Update()
{
EnsureDatabaseInitialized(() => new SimpleModelContext());
using (new TransactionScope())
{
using (var context = new SimpleModelContext())
{
var product = context.Products.Find(1);
product.Name = "iSnack 2.0";
context.SaveChanges();
// Scenario ends; simple validation of final state follows
Assert.Equal("iSnack 2.0", product.Name);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, product).State);
}
}
}
[Fact]
public void Scenario_Query()
{
using (var context = new SimpleModelContext())
{
var products = context.Products.ToList();
// Scenario ends; simple validation of final state follows
Assert.Equal(7, products.Count);
Assert.True(products.TrueForAll(p => GetStateEntry(context, p).State == EntityState.Unchanged));
}
}
[Fact]
public void Scenario_Relate_using_query()
{
EnsureDatabaseInitialized(() => new SimpleModelContext());
using (new TransactionScope())
{
using (var context = new SimpleModelContext())
{
var category = context.Categories.Find("Foods");
var product = new Product
{
Name = "Bovril",
Category = category
};
context.Products.Add(product);
context.SaveChanges();
// Scenario ends; simple validation of final state follows
Assert.NotNull(product);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, product).State);
Assert.NotNull(category);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, category).State);
Assert.Equal("Foods", product.CategoryId);
Assert.Same(category, product.Category);
Assert.True(category.Products.Contains(product));
}
}
}
[Fact]
public void Scenario_Relate_using_FK()
{
EnsureDatabaseInitialized(() => new SimpleModelContext());
using (new TransactionScope())
{
using (var context = new SimpleModelContext())
{
var product = new Product
{
Name = "Bovril",
CategoryId = "Foods"
};
context.Products.Add(product);
context.SaveChanges();
// Scenario ends; simple validation of final state follows
Assert.NotNull(product);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, product).State);
Assert.Equal("Foods", product.CategoryId);
}
}
}
[Fact]
public void Scenario_CodeFirst_with_ModelBuilder()
{
Database.Delete("Scenario_CodeFirstWithModelBuilder");
var builder = new DbModelBuilder();
builder.Entity<Product>();
builder.Entity<Category>();
var model = builder.Build(ProviderRegistry.Sql2008_ProviderInfo).Compile();
using (var context = new SimpleModelContextWithNoData("Scenario_CodeFirstWithModelBuilder", model))
{
InsertIntoCleanContext(context);
}
using (var context = new SimpleModelContextWithNoData("Scenario_CodeFirstWithModelBuilder", model))
{
ValidateFromCleanContext(context);
}
}
private void ValidateFromCleanContext(SimpleModelContextWithNoData context)
{
var product = context.Products.Find(1);
var category = context.Categories.Find("Large Hadron Collider");
// Scenario ends; simple validation of final state follows
Assert.NotNull(product);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, product).State);
Assert.NotNull(category);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, category).State);
Assert.Equal("Large Hadron Collider", product.CategoryId);
Assert.Same(category, product.Category);
Assert.True(category.Products.Contains(product));
}
private void InsertIntoCleanContext(SimpleModelContextWithNoData context)
{
context.Categories.Add(
new Category
{
Id = "Large Hadron Collider"
});
context.Products.Add(
new Product
{
Name = "Higgs Boson",
CategoryId = "Large Hadron Collider"
});
context.SaveChanges();
}
[Fact]
public void Scenario_Using_two_databases()
{
EnsureDatabaseInitialized(() => new LoginsContext());
EnsureDatabaseInitialized(() => new SimpleModelContext());
using (new TransactionScope())
{
using (var context = new LoginsContext())
{
var login = new Login
{
Id = Guid.NewGuid(),
Username = "elmo"
};
context.Logins.Add(login);
context.SaveChanges();
// Scenario ends; simple validation of final state follows
Assert.Same(login, context.Logins.Find(login.Id));
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, login).State);
}
}
using (new TransactionScope())
{
using (var context = new SimpleModelContext())
{
var category = new Category
{
Id = "Books"
};
var product = new Product
{
Name = "The Unbearable Lightness of Being",
Category = category
};
context.Products.Add(product);
context.SaveChanges();
// Scenario ends; simple validation of final state follows
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, product).State);
Assert.Equal(EntityState.Unchanged, GetStateEntry(context, category).State);
Assert.Equal("Books", product.CategoryId);
Assert.Same(category, product.Category);
Assert.True(category.Products.Contains(product));
}
}
}
[Fact]
public void Scenario_Use_AppConfig_connection_string()
{
Database.Delete("Scenario_Use_AppConfig_connection_string");
using (var context = new SimpleModelContextWithNoData("Scenario_Use_AppConfig_connection_string"))
{
Assert.Equal("Scenario_Use_AppConfig", context.Database.Connection.Database);
InsertIntoCleanContext(context);
}
using (var context = new SimpleModelContextWithNoData("Scenario_Use_AppConfig_connection_string"))
{
ValidateFromCleanContext(context);
}
}
[Fact]
public void Scenario_Include()
{
using (var context = new SimpleModelContext())
{
context.Configuration.LazyLoadingEnabled = false;
var products = context.Products.Where(p => p != null).Include("Category").ToList();
foreach (var product in products)
{
Assert.NotNull(product.Category);
}
}
}
[Fact]
public void Scenario_IncludeWithLambda()
{
using (var context = new SimpleModelContext())
{
context.Configuration.LazyLoadingEnabled = false;
var products = context.Products.Where(p => p != null).Include(p => p.Category).ToList();
foreach (var product in products)
{
Assert.NotNull(product.Category);
}
}
}
#endregion Scenarios for SQL Server
}
}
|
