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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace ProductivityApiUnitTests
{
using System;
using System.Data.Entity;
using System.Data.Entity.Core;
using System.Data.Entity.Infrastructure;
using System.Data.Entity.Internal;
using System.Linq;
using Moq;
using Xunit;
/// <summary>
/// General unit tests for concurrency exceptions. Note that most of
/// the actual functionality is contained in core EF and is tested through
/// functional tests.
/// </summary>
public class ConcurrencyTests : TestBase
{
#region Tests for access to entries in DbUpdateException
[Fact]
public void GetEntry_returns_null_if_the_DbUpdateException_contains_null_entries()
{
var mockInternalContext = new Mock<InternalContextForMock>().Object;
var ex = new DbUpdateException(mockInternalContext, new UpdateException(), involvesIndependentAssociations: false);
Assert.Null(ex.Entries.SingleOrDefault());
}
[Fact]
public void GetEntry_throws_if_the_DbUpdateException_contains_null_context()
{
var ex = new DbUpdateException("", new UpdateException());
Assert.Null(ex.Entries.SingleOrDefault());
}
#endregion
#region Tests for FxCop-required constructors
[Fact]
public void DbUpdateException_exposes_public_empty_constructor()
{
new DbUpdateException();
}
[Fact]
public void DbUpdateException_exposes_public_string_constructor()
{
var ex = new DbUpdateException("Foo");
Assert.Equal("Foo", ex.Message);
}
[Fact]
public void DbUpdateException_exposes_public_string_and_inner_exception_constructor()
{
var inner = new Exception();
var ex = new DbUpdateException("Foo", inner);
Assert.Equal("Foo", ex.Message);
Assert.Same(inner, ex.InnerException);
}
[Fact]
public void DbUpdateConcurrencyException_exposes_public_empty_constructor()
{
new DbUpdateConcurrencyException();
}
[Fact]
public void DbUpdateConcurrencyException_exposes_public_string_constructor()
{
var ex = new DbUpdateConcurrencyException("Foo");
Assert.Equal("Foo", ex.Message);
}
[Fact]
public void DbUpdateConcurrencyException_exposes_public_string_and_inner_exception_constructor()
{
var inner = new Exception();
var ex = new DbUpdateConcurrencyException("Foo", inner);
Assert.Equal("Foo", ex.Message);
Assert.Same(inner, ex.InnerException);
}
#endregion
#region Serialization tests
[Fact]
public void DbUpdateException_is_marked_as_Serializable()
{
Assert.True(typeof(DbUpdateException).GetCustomAttributes(typeof(SerializableAttribute), inherit: false).Any());
}
[Fact]
public void DbUpdateConcurrencyException_is_marked_as_Serializable()
{
Assert.True(typeof(DbUpdateConcurrencyException).GetCustomAttributes(typeof(SerializableAttribute), inherit: false).Any());
}
#endregion
}
}
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