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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.Config
{
using System.Data.Common;
using System.Data.Entity.Infrastructure;
using System.Data.Entity.Resources;
using System.Data.SqlClient;
using Moq;
using Xunit;
public class InvariantNameResolverTests
{
[Fact]
public void GetService_returns_null_for_non_IProviderInvariantName_types()
{
Assert.Null(new InvariantNameResolver(new Mock<DbProviderFactory>().Object, "920.FTW").GetService<Random>());
}
[Fact]
public void GetService_throws_for_null_or_incorrect_key_type()
{
Assert.Equal(
Strings.DbProviderFactoryNotPassedToResolver,
Assert.Throws<ArgumentException>(
() => new InvariantNameResolver(new Mock<DbProviderFactory>().Object, "920.FTW")
.GetService<IProviderInvariantName>(null)).Message);
Assert.Equal(
Strings.DbProviderFactoryNotPassedToResolver,
Assert.Throws<ArgumentException>(
() => new InvariantNameResolver(new Mock<DbProviderFactory>().Object, "920.FTW")
.GetService<IProviderInvariantName>("Oh No!")).Message);
}
[Fact]
public void GetService_returns_the_invariant_name_registered_for_the_given_DbProviderFactory()
{
var factory = new Mock<DbProviderFactory>().Object;
Assert.Equal(
"920.FTW",
new InvariantNameResolver(factory, "920.FTW").GetService<IProviderInvariantName>(factory).Name);
}
[Fact]
public void GetService_returns_null_for_a_different_DbProviderFactory()
{
Assert.Null(
new InvariantNameResolver(new Mock<DbProviderFactory>().Object, "920.FTW")
.GetService<IProviderInvariantName>(SqlClientFactory.Instance));
}
}
}
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