public void TestNoPoliciesReturnsNull()
{
PolicyList policies = new PolicyList();
BuilderContext context = new BuilderContext(null, null, policies);
Assert.IsNull(context.Policies.Get<IBuilderPolicy>(typeof (object), null));
}
private static MockBuilderContext BuildContext(PolicyList innerPolicies)
{
MockBuilderContext ctx = new MockBuilderContext(new BuildPlanStrategy());
ctx.Policies.SetDefault<IPlanBuilderPolicy>(CreatePlanBuilder(innerPolicies));
return ctx;
}
public void CanAddPolicyToBagAndRetrieveIt()
{
PolicyList list = new PolicyList();
list.Set<IBuilderPolicy>(new MockPolicy(), typeof(object), null);
Assert.IsNotNull(list.Get<IBuilderPolicy>(typeof(object), null));
}
private static IPlanBuilderPolicy CreatePlanBuilder(MockReturnExistingPlanBuilderStrategy mockPlanBuilderStrategy)
{
BuilderStrategyChain chain = new BuilderStrategyChain();
chain.Add(mockPlanBuilderStrategy);
PolicyList policies = new PolicyList();
return new DynamicMethodPlanBuilderPolicy(chain, policies);
}
public void CanClearPolicy()
{
PolicyList list = new PolicyList();
MockPolicy policy = new MockPolicy();
list.Set<IBuilderPolicy>(policy, typeof(string), "1");
list.Clear<IBuilderPolicy>(typeof(string), "1");
Assert.IsNull(list.Get<IBuilderPolicy>(typeof(string), "1"));
}
public void CanClearDefaultPolicy()
{
PolicyList list = new PolicyList();
MockPolicy defaultPolicy = new MockPolicy();
list.SetDefault<IBuilderPolicy>(defaultPolicy);
list.ClearDefault<IBuilderPolicy>();
Assert.IsNull(list.Get<IBuilderPolicy>(typeof(object), null));
}
public void CanClearAllPolicies()
{
PolicyList list = new PolicyList();
list.Set<IBuilderPolicy>(new MockPolicy(), typeof(object), null);
list.Set<IBuilderPolicy>(new MockPolicy(), typeof(object), "1");
list.ClearAll();
Assert.AreEqual(0, list.Count);
}
public void CreateInstanceCallDefaultExplicitConstructor()
{
PolicyList policies = new PolicyList();
policies.SetDefault<IConstructorChooserPolicy>(new DefaultConstructorChooserPolicy());
MockBuilderContext ctx = BuildContext(policies);
MockObject mockInstance = (MockObject) ctx.HeadOfChain.BuildUp(ctx, typeof (MockObject), null, null);
Assert.IsTrue(mockInstance.DefaultConstructorCalled);
}
public void SetOverwritesExistingPolicy()
{
PolicyList list = new PolicyList();
MockPolicy policy1 = new MockPolicy();
MockPolicy policy2 = new MockPolicy();
list.Set<IBuilderPolicy>(policy1, typeof(string), "1");
list.Set<IBuilderPolicy>(policy2, typeof(string), "1");
Assert.AreSame(policy2, list.Get<IBuilderPolicy>(typeof(string), "1"));
}
public void BuildUpExecutesTwoParameterlessMethods()
{
PolicyList policies = new PolicyList();
policies.SetDefault<IMethodChooserPolicy>(new AttributeBasedMethodChooser());
MockBuilderContext ctx = BuildContext(policies);
MockObject mockInstance = (MockObject) ctx.HeadOfChain.BuildUp(ctx, typeof (MockObject), null, null);
Assert.IsTrue(mockInstance.InjectionMethod1Called);
Assert.IsTrue(mockInstance.InjectionMethod2Called);
Assert.IsFalse(mockInstance.Method3Called);
}
public void CanAddMultiplePoliciesToBagAndRetrieveThem()
{
PolicyList list = new PolicyList();
MockPolicy policy1 = new MockPolicy();
MockPolicy policy2 = new MockPolicy();
list.Set<IBuilderPolicy>(policy1, typeof(object), "1");
list.Set<IBuilderPolicy>(policy2, typeof(string), "2");
Assert.AreSame(policy1, list.Get<IBuilderPolicy>(typeof(object), "1"));
Assert.AreSame(policy2, list.Get<IBuilderPolicy>(typeof(string), "2"));
}
public void CreateInstanceCallAttributedCtor()
{
PolicyList policies = new PolicyList();
policies.SetDefault<IConstructorChooserPolicy>(new AttributeBasedConstructorChooser());
MockBuilderContext ctx = BuildContext(policies);
MockObjectWithAttributedCtor mockInstance =
(MockObjectWithAttributedCtor) ctx.HeadOfChain.BuildUp(ctx, typeof (MockObjectWithAttributedCtor), null, null);
Assert.IsTrue(mockInstance.AttributedConstructorCalled);
}
public void SettingPolicyViaContextDoesNotAffectPoliciesPassedToContextConstructor()
{
PolicyList policies = new PolicyList();
MockCreationPolicy policy1 = new MockCreationPolicy();
policies.Set<IBuilderPolicy>(policy1, typeof (object), null);
BuilderContext context = new BuilderContext(null, null, policies);
MockCreationPolicy policy2 = new MockCreationPolicy();
context.Policies.Set<IBuilderPolicy>(policy2, typeof (string), null);
Assert.AreEqual(1, policies.Count);
}
public void TestSettingAndRetrievePolicy()
{
PolicyList policies = new PolicyList();
MockCreationPolicy policy = new MockCreationPolicy();
policies.Set<IBuilderPolicy>(policy, typeof (object), null);
BuilderContext context = new BuilderContext(null, null, policies);
IBuilderPolicy outPolicy = context.Policies.Get<IBuilderPolicy>(typeof (object), null);
Assert.IsNotNull(outPolicy);
Assert.AreSame(policy, outPolicy);
}
public void BuilderCanTakeTransientPolicies()
{
Builder builder = new Builder();
Locator locator = CreateLocator();
PolicyList policies = new PolicyList();
PropertySetterPolicy policy = new PropertySetterPolicy();
policy.Properties.Add("IntProp", new PropertySetterInfo("IntProp", new ValueParameter<int>(96)));
policies.Set<IPropertySetterPolicy>(policy, typeof(PropertyObject), null);
PropertyObject obj = builder.BuildUp<PropertyObject>(locator, null, null, policies);
Assert.AreEqual(96, obj.IntProp);
}
public DefaultBuildContext(IExport targetExport, BuildMode mode, IContainer container, string contractName,
ErrorTracer errorTracer, BuildParameter[] parameters, IResolverExtension[] resolverExtensions)
{
Contract.Requires<ArgumentNullException>(targetExport != null, "targetExport");
Contract.Requires<ArgumentNullException>(container != null, "container");
Contract.Requires<ArgumentNullException>(errorTracer != null, "errorTracer");
Metadata = targetExport.GetNamedExportMetadata(contractName);
errorTracer.Export = Metadata.ToString();
ExportType = targetExport.ImplementType;
Target = null;
BuildCompled = false;
Policys = new PolicyList();
Mode = mode;
Container = container;
ErrorTracer = errorTracer;
Parameters = parameters;
ResolverExtensions = resolverExtensions;
}
public void CreateInstanceUseDependencyResolverAndInjectsNamedDependency()
{
PolicyList policies = new PolicyList();
MockBuilderContext ctx = BuildContext(policies);
object dependency = new object();
ctx.Locator.Add(new DependencyResolutionLocatorKey(typeof (object), "Foo"), dependency);
NamedNullMockObject mockInstance =
(NamedNullMockObject) ctx.HeadOfChain.BuildUp(ctx, typeof (NamedNullMockObject), null, null);
Assert.IsNotNull(mockInstance);
Assert.IsNotNull(mockInstance.DependentObject);
Assert.AreSame(dependency, mockInstance.DependentObject);
}
public void Build()
{
var transientPolicies = new PolicyList(policies);
var context = new BuilderContext(strategies, null, policies, transientPolicies, new NamedTypeBuildKey<object>(), null);
Result = strategies.ExecuteBuildUp(context);
}
private IPolicyList GetPolicies()
{
PolicyList policies = new PolicyList();
policies.Set<ILifetimePolicy>(new ContainerControlledLifetimeManager(), new NamedTypeBuildKey(typeof (object)));
return policies;
}
public void CreationPolicyWillRecordSingletonsUsingLocalLifetimeContainerOnly()
{
BuilderStrategyChain chain = new BuilderStrategyChain();
chain.Add(new CreationStrategy());
Locator parentLocator = new Locator();
LifetimeContainer container = new LifetimeContainer();
parentLocator.Add(typeof(ILifetimeContainer), container);
Locator childLocator = new Locator(parentLocator);
PolicyList policies = new PolicyList();
policies.SetDefault<ICreationPolicy>(new DefaultCreationPolicy());
policies.SetDefault<ISingletonPolicy>(new SingletonPolicy(true));
BuilderContext ctx = new BuilderContext(chain, childLocator, policies);
object obj = ctx.HeadOfChain.BuildUp(ctx, typeof(object), null, null);
Assert.IsNotNull(obj);
Assert.IsNull(childLocator.Get(new DependencyResolutionLocatorKey(typeof(object), null)));
}
public void CreateInstancenotInjectsRegisteredInterfaceService()
{
PolicyList policies = new PolicyList();
MockBuilderContext ctx = BuildContext(policies);
TestableRootCompositionContainer compositionContainer = new TestableRootCompositionContainer();
ctx.Locator.Add(new DependencyResolutionLocatorKey(typeof (CompositionContainer), null), compositionContainer);
MockDependentObject mockDependency =
compositionContainer.Services.AddNew<MockDependentObject, IMockDependentObject>();
MockDependencyDependingInterface mockInstance =
(MockDependencyDependingInterface)
ctx.HeadOfChain.BuildUp(ctx, typeof (MockDependencyDependingInterface), null, null);
Assert.IsNotNull(mockInstance);
Assert.IsNotNull(mockInstance.DependentObject);
Assert.AreSame(mockDependency, mockInstance.DependentObject);
}
public void CreateInstanceCreateNewDependingObject()
{
PolicyList policies = new PolicyList();
MockBuilderContext ctx = BuildContext(policies);
MockCreateNewDependingObject mockInstance =
(MockCreateNewDependingObject) ctx.HeadOfChain.BuildUp(ctx, typeof (MockCreateNewDependingObject), null, null);
Assert.IsNotNull(mockInstance);
Assert.IsNotNull(mockInstance.DependentObject);
}
private static PolicyList GetPolicies(IConfigurationSource configurationSource)
{
PolicyList policyList = new PolicyList();
policyList.Set<IConfigurationObjectPolicy>(new ConfigurationObjectPolicy(configurationSource), typeof(IConfigurationSource), null);
return policyList;
}
/// <summary>
/// Initialisiert eine neue Instanz der <see cref="DefaultBuildContext" /> Klasse.
/// </summary>
/// <param name="buildObject">
/// The build object.
/// </param>
/// <param name="container">
/// The container.
/// </param>
/// <param name="errorTracer"></param>
/// <param name="parameters"></param>
public DefaultBuildContext([NotNull] BuildObject buildObject, [NotNull] IContainer container, [NotNull] ErrorTracer errorTracer, [CanBeNull] BuildParameter[] parameters)
{
Contract.Requires<ArgumentNullException>(buildObject != null, "buildObject");
Contract.Requires<ArgumentNullException>(container != null, "container");
Contract.Requires<ArgumentNullException>(errorTracer != null, "errorTracer");
Metadata = buildObject.Metadata;
errorTracer.Export = Metadata.ToString();
Mode = BuildMode.BuildUpObject;
Policys = new PolicyList();
Target = buildObject.Instance;
ExportType = Metadata.Export.ImplementType;
BuildCompled = false;
Container = container;
ErrorTracer = errorTracer;
Parameters = parameters;
}
public void TransientPoliciesOverrideBuilderPolicies()
{
Builder builder = new Builder();
Locator locator = CreateLocator();
PolicyList policies = new PolicyList();
PropertySetterPolicy builderPolicy = new PropertySetterPolicy();
builderPolicy.Properties.Add("IntProp", new PropertySetterInfo("IntProp", new ValueParameter<int>(11)));
builder.Policies.Set<IPropertySetterPolicy>(builderPolicy, typeof(PropertyObject), null);
PropertySetterPolicy transientPolicy = new PropertySetterPolicy();
transientPolicy.Properties.Add("IntProp", new PropertySetterInfo("IntProp", new ValueParameter<int>(22)));
policies.Set<IPropertySetterPolicy>(transientPolicy, typeof(PropertyObject), null);
PropertyObject obj = builder.BuildUp<PropertyObject>(locator, null, null, policies);
Assert.AreEqual(22, obj.IntProp);
}
private static IPlanBuilderPolicy CreatePlanBuilder(PolicyList innerPolicies)
{
BuilderStrategyChain chain = new BuilderStrategyChain();
chain.Add(new CallConstructorStrategy());
return new DynamicMethodPlanBuilderPolicy(chain, innerPolicies);
}
public void WhenNoConstructorChooserPolicyDefaultChooserIsUsed()
{
PolicyList policies = new PolicyList();
MockBuilderContext ctx = BuildContext(policies);
MockObject mockInstance = (MockObject) ctx.HeadOfChain.BuildUp(ctx, typeof (MockObject), null, null);
Assert.IsTrue(mockInstance.DefaultConstructorCalled);
}
public FactoryContext(PolicyList policies, IStrategyChain strategies)
{
this.policies = policies.Validation().NotNull("policies");
this.strategies = strategies.Validation().NotNull("strategies");
}
private void InitializeBuilderState()
{
registeredNames = new NamedTypesRegistry(ParentNameRegistry);
extensions = new List<UnityContainerExtension>();
lifetimeContainer = new LifetimeContainer();
strategies = new StagedStrategyChain<UnityBuildStage>(ParentStrategies);
buildPlanStrategies = new StagedStrategyChain<UnityBuildStage>(ParentBuildPlanStrategies);
policies = new PolicyList(ParentPolicies);
policies.Set<IRegisteredNamesPolicy>(new RegisteredNamesPolicy(registeredNames), null);
cachedStrategies = null;
cachedStrategiesLock = new object();
}
public void CreateInstanceValueTypedParameterIsUnboxed()
{
PolicyList policies = new PolicyList();
MockBuilderContext ctx = BuildContext(policies);
int dependency = new int();
ctx.Locator.Add(new DependencyResolutionLocatorKey(typeof (int), "Foo"), dependency);
ValueTypeDependentMockObject mockInstance =
(ValueTypeDependentMockObject) ctx.HeadOfChain.BuildUp(ctx, typeof (ValueTypeDependentMockObject), null, null);
Assert.IsNotNull(mockInstance);
Assert.AreEqual((int) 0, mockInstance.DependentObject);
}
public void CreateInstanceWithNoConstructorAtAll()
{
PolicyList policies = new PolicyList();
policies.SetDefault<IConstructorChooserPolicy>(new DefaultConstructorChooserPolicy());
MockBuilderContext ctx = BuildContext(policies);
int mockInstance = (int) ctx.HeadOfChain.BuildUp(ctx, typeof (int), null, null);
//Int instances have zero as initialization value
Assert.AreEqual((int) 0, mockInstance);
}
ValueTask <object?> IUnityContainerAsync.ResolveAsync(Type type, string?name, params ResolverOverride[] overrides)
{
var key = new HashKey(type ?? throw new ArgumentNullException(nameof(type)), name);
var pipeline = TryGetPipeline(ref key);
// Check if already got value
if (pipeline?.Target is LifetimeManager manager)
{
// Make unblocking check for result
var value = manager.TryGet(LifetimeContainer);
if (LifetimeManager.NoValue != value)
{
return(new ValueTask <object?>(value));
}
}
return(new ValueTask <object?>(Task.Factory.StartNew <object?>(delegate
{
if (null == pipeline)
{
pipeline = GetPipeline(ref key);
}
// Check if already created and acquire a lock if not
var manager = pipeline.Target as LifetimeManager;
if (null != manager)
{
// Make blocking check for result
var value = manager.Get(LifetimeContainer);
if (LifetimeManager.NoValue != value)
{
return value;
}
}
// Setup Context
var synchronized = manager as SynchronizedLifetimeManager;
var context = new PipelineContext
{
List = new PolicyList(),
Type = type,
Overrides = overrides,
ContainerContext = manager is ContainerControlledLifetimeManager container
? (ContainerContext)container.Scope
: Context,
};
// Execute pipeline
try
{
var value = pipeline(ref context);
manager?.Set(value, LifetimeContainer);
return value;
}
catch (Exception ex)
{
synchronized?.Recover();
if (ex is InvalidRegistrationException ||
ex is CircularDependencyException ||
ex is ObjectDisposedException)
{
var message = CreateErrorMessage(ex);
throw new ResolutionFailedException(context.Type, context.Name, message, ex);
}
else
{
throw;
}
}
})));
