public void Registering_registered_provider_replaces_provider()
{
var mockProviderServices = new Mock<DbProviderServices>();
var resolver = new DbProviderServicesResolver();
resolver.Register(mockProviderServices.Object.GetType(), SqlClientInvariantName);
resolver.Register(typeof(SqlProviderServices), SqlClientInvariantName);
Assert.Same(
SqlProviderServices.Instance,
resolver.GetService(typeof(DbProviderServices), SqlClientInvariantName));
resolver.Unregister(SqlClientInvariantName);
Assert.IsType<LegacyDbProviderServicesWrapper>(
resolver.GetService(typeof(DbProviderServices), SqlClientInvariantName));
}
public void Registering_registered_provider_replaces_provider()
{
var mockProviderServices = new Mock <DbProviderServices>();
var resolver = new DbProviderServicesResolver();
resolver.Register(mockProviderServices.Object.GetType(), SqlClientInvariantName);
resolver.Register(typeof(SqlProviderServices), SqlClientInvariantName);
Assert.Same(
SqlProviderServices.Instance,
resolver.GetService(typeof(DbProviderServices), SqlClientInvariantName));
resolver.Unregister(SqlClientInvariantName);
Assert.IsType <LegacyDbProviderServicesWrapper>(
resolver.GetService(typeof(DbProviderServices), SqlClientInvariantName));
}
public static void RegisterProvider(Type type, string invariantName)
{
Debug.Assert(type != null, "type != null");
Debug.Assert(
typeof(DbProviderServices).IsAssignableFrom(type),
"expected type derived from DbProviderServices");
Debug.Assert(!string.IsNullOrWhiteSpace(invariantName), "invariantName cannot be null or empty string");
ProviderServicesResolver.Register(type, invariantName);
}
public void Resolving_provider_whose_Instance_returns_non_DbProviderServices_throws()
{
var resolver = new DbProviderServicesResolver();
resolver.Register(typeof(ProviderFake), "fakeProvider");
Assert.Equal(
string.Format(
CultureInfo.CurrentCulture,
Resources_VersioningFacade.EF6Providers_NotDbProviderServices,
typeof(ProviderFake).AssemblyQualifiedName),
Assert.Throws <InvalidOperationException>(
() => resolver.GetService(typeof(DbProviderServices), "fakeProvider")).Message);
}
public void Can_register_unregister_provider()
{
var resolver = new DbProviderServicesResolver();
resolver.Register(typeof(SqlProviderServices), SqlClientInvariantName);
Assert.Same(
SqlProviderServices.Instance,
resolver.GetService(typeof(DbProviderServices), SqlClientInvariantName));
resolver.Unregister(SqlClientInvariantName);
Assert.IsType<LegacyDbProviderServicesWrapper>(
resolver.GetService(typeof(DbProviderServices), SqlClientInvariantName));
}
public void Can_register_unregister_provider()
{
var resolver = new DbProviderServicesResolver();
resolver.Register(typeof(SqlProviderServices), SqlClientInvariantName);
Assert.Same(
SqlProviderServices.Instance,
resolver.GetService(typeof(DbProviderServices), SqlClientInvariantName));
resolver.Unregister(SqlClientInvariantName);
Assert.IsType <LegacyDbProviderServicesWrapper>(
resolver.GetService(typeof(DbProviderServices), SqlClientInvariantName));
}
public void Resolving_provider_without_static_Instance_field_or_property_throws()
{
var mockProviderServices = new Mock<DbProviderServices>();
var resolver = new DbProviderServicesResolver();
resolver.Register(mockProviderServices.Object.GetType(), "fakeProvider");
Assert.Equal(
string.Format(
CultureInfo.CurrentCulture,
Resources_VersioningFacade.EF6Providers_InstanceMissing,
mockProviderServices.Object.GetType().AssemblyQualifiedName),
Assert.Throws<InvalidOperationException>(
() => resolver.GetService(typeof(DbProviderServices), "fakeProvider")).Message);
}
public void Resolving_provider_without_static_Instance_field_or_property_throws()
{
var mockProviderServices = new Mock <DbProviderServices>();
var resolver = new DbProviderServicesResolver();
resolver.Register(mockProviderServices.Object.GetType(), "fakeProvider");
Assert.Equal(
string.Format(
CultureInfo.CurrentCulture,
Resources_VersioningFacade.EF6Providers_InstanceMissing,
mockProviderServices.Object.GetType().AssemblyQualifiedName),
Assert.Throws <InvalidOperationException>(
() => resolver.GetService(typeof(DbProviderServices), "fakeProvider")).Message);
}
public void Resolving_provider_whose_Instance_returns_non_DbProviderServices_throws()
{
var resolver = new DbProviderServicesResolver();
resolver.Register(typeof(ProviderFake), "fakeProvider");
Assert.Equal(
string.Format(
CultureInfo.CurrentCulture,
Resources_VersioningFacade.EF6Providers_NotDbProviderServices,
typeof(ProviderFake).AssemblyQualifiedName),
Assert.Throws<InvalidOperationException>(
() => resolver.GetService(typeof(DbProviderServices), "fakeProvider")).Message);
}
