public void Adds_a_singleton_resolver_with_a_key()
{
var normalChain = new ResolverChain();
new InternalConfiguration(
new Mock <ResolverChain>().Object, normalChain,
new RootDependencyResolver(),
new Mock <AppConfigDependencyResolver>().Object).RegisterSingleton("Bilbo", "Baggins");
Assert.Equal("Bilbo", normalChain.GetService <string>("Baggins"));
Assert.Null(normalChain.GetService <string>("Biggins"));
}
public void Adds_a_singleton_resolver_with_a_key()
{
var normalChain = new ResolverChain();
new InternalConfiguration(
new Mock<ResolverChain>().Object, normalChain,
new RootDependencyResolver(),
new Mock<AppConfigDependencyResolver>().Object).RegisterSingleton("Bilbo", "Baggins");
Assert.Equal("Bilbo", normalChain.GetService<string>("Baggins"));
Assert.Null(normalChain.GetService<string>("Biggins"));
}
public void Adds_a_singleton_resolver_with_a_key_predicate()
{
var normalChain = new ResolverChain();
new InternalConfiguration(
new Mock <ResolverChain>().Object, normalChain,
new RootDependencyResolver(),
new Mock <AppConfigDependencyResolver>().Object).RegisterSingleton("Bilbo", k => ((string)k).StartsWith("B"));
Assert.Equal("Bilbo", normalChain.GetService <string>("Baggins"));
Assert.Equal("Bilbo", normalChain.GetService <string>("Biggins"));
Assert.Null(normalChain.GetService <string>("More than half a Brandybuck"));
}
public void Adds_a_singleton_resolver_with_a_key_predicate()
{
var normalChain = new ResolverChain();
new InternalConfiguration(
new Mock<ResolverChain>().Object, normalChain,
new RootDependencyResolver(),
new Mock<AppConfigDependencyResolver>().Object).RegisterSingleton("Bilbo", k => ((string)k).StartsWith("B"));
Assert.Equal("Bilbo", normalChain.GetService<string>("Baggins"));
Assert.Equal("Bilbo", normalChain.GetService<string>("Biggins"));
Assert.Null(normalChain.GetService<string>("More than half a Brandybuck"));
}
public void RootResolver_is_added_to_the_non_app_config_resolver_chain()
{
var normalChain = new ResolverChain();
var mockRootResolver = new Mock <RootDependencyResolver>();
new InternalConfiguration(new Mock <ResolverChain>().Object, normalChain, mockRootResolver.Object);
normalChain.GetService <object>("Foo");
mockRootResolver.Verify(m => m.GetService(typeof(object), "Foo"));
}
public void GetService_registers_SQL_Server_as_a_fallback_if_it_is_not_already_registered()
{
var providerTypeName = string.Format(
CultureInfo.InvariantCulture,
"System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer, Version={0}, Culture=neutral, PublicKeyToken=b77a5c561934e089",
new AssemblyName(typeof(DbContext).Assembly.FullName).Version);
var mockSqlProvider = new Mock <DbProviderServices>();
mockSqlProvider.Setup(m => m.GetService(typeof(string), null)).Returns("System.Data.SqlClient");
var mockSection = CreateMockSectionWithProviders();
var mockFactory = CreateMockFactory(mockSection.Object);
mockFactory.Setup(m => m.TryGetInstance(providerTypeName))
.Returns(mockSqlProvider.Object);
var appConfig = new AppConfig(new ConnectionStringSettingsCollection(), null, mockSection.Object, mockFactory.Object);
var mockConfiguration = new Mock <InternalConfiguration>(null, null, null, null);
var someRandomThing = new Random();
mockSqlProvider.Setup(m => m.GetService(typeof(Random), null)).Returns(someRandomThing);
var resolvers = new ResolverChain();
mockConfiguration.Setup(m => m.AddSecondaryResolver(It.IsAny <IDbDependencyResolver>()))
.Callback <IDbDependencyResolver>(resolvers.Add);
new AppConfigDependencyResolver(appConfig, mockConfiguration.Object, mockFactory.Object).GetService <IPilkington>();
mockConfiguration.Verify(m => m.AddSecondaryResolver(It.IsAny <DbProviderServices>()), Times.Exactly(4));
mockConfiguration.Verify(m => m.AddSecondaryResolver(It.IsAny <SingletonDependencyResolver <DbProviderServices> >()), Times.Once());
Assert.Equal("Robot.Rock", resolvers.GetService <string>());
Assert.Same(someRandomThing, resolvers.GetService <Random>());
Assert.Same(mockSqlProvider.Object, resolvers.GetService <DbProviderServices>("System.Data.SqlClient"));
}
public void GetService_returns_null_if_no_resolver_in_the_chain_resolves_the_dependency()
{
var mockResolver1 = CreateMockResolver("Steve", new Mock <IPilkington>().Object);
var mockResolver2 = CreateMockResolver("Ricky", new Mock <IPilkington>().Object);
var chain = new ResolverChain();
chain.Add(mockResolver1.Object);
chain.Add(mockResolver2.Object);
Assert.Null(chain.GetService <IPilkington>("Karl"));
mockResolver1.Verify(m => m.GetService(typeof(IPilkington), "Karl"), Times.Once());
mockResolver2.Verify(m => m.GetService(typeof(IPilkington), "Karl"), Times.Once());
}
public void GetService_and_Add_can_be_accessed_from_multiple_threads_concurrently()
{
for (var i = 0; i < 30; i++)
{
var bag = new ConcurrentBag <IPilkington>();
var resolver = new ResolverChain();
var karl = new Karl();
ExecuteInParallel(
() =>
{
resolver.Add(new SingletonDependencyResolver <IPilkington>(karl, "Karl"));
bag.Add(resolver.GetService <IPilkington>("Karl"));
});
Assert.Equal(20, bag.Count);
Assert.True(bag.All(c => karl == c));
}
}
public void GetService_returns_the_service_returned_by_the_most_recently_added_resolver_that_resolves_the_dependency()
{
var karl = new Mock <IPilkington>().Object;
var mockResolver1 = CreateMockResolver("Karl", new Mock <IPilkington>().Object);
var mockResolver2 = CreateMockResolver("Karl", karl);
var mockResolver3 = CreateMockResolver("Ricky", new Mock <IPilkington>().Object);
var chain = new ResolverChain();
chain.Add(mockResolver1.Object);
chain.Add(mockResolver2.Object);
chain.Add(mockResolver3.Object);
Assert.Same(karl, chain.GetService <IPilkington>("Karl"));
mockResolver1.Verify(m => m.GetService(typeof(IPilkington), "Karl"), Times.Never());
mockResolver2.Verify(m => m.GetService(typeof(IPilkington), "Karl"), Times.Once());
mockResolver3.Verify(m => m.GetService(typeof(IPilkington), "Karl"), Times.Once());
}
/// <inheritdoc />
public virtual object GetService(Type type, object key)
{
return(_secondaryResolvers.GetService(type, key) ?? _resolvers.GetService(type, key));
}
public void RootResolver_is_added_to_the_non_app_config_resolver_chain()
{
var normalChain = new ResolverChain();
var mockRootResolver = new Mock<RootDependencyResolver>();
new DbConfiguration(new Mock<ResolverChain>().Object, normalChain, mockRootResolver.Object);
normalChain.GetService<object>("Foo");
mockRootResolver.Verify(m => m.GetService(typeof(object), "Foo"));
}