public void Test()
{
var config = new HttpConfiguration();
/*
* Following container setup will cause process to fail to Stack Overflow exception
*
* Make Release build and run .exe file from command line,
* if it does not fail you can increase threadCount and iterations integers to increase pressure
*
* Reproduces https://github.com/dadhi/DryIoc/issues/139
*/
var container = new Container(rules => rules
.With(FactoryMethod.ConstructorWithResolvableArguments))
.WithWebApi(config);
Registrations.RegisterTypes(container, true);
Console.WriteLine("-- Run Stack overflow test --");
for (int i = 0; i < 10; i++)
{
using (var scope = container.OpenScope(Reuse.WebRequestScopeName))
{
scope.Resolve(typeof(EmailController));
}
}
}
public void Test_with_UseDecorateeReuse_decorators_Examine_expression_and_the_split_graph()
{
var container = new Container(rules => rules
.WithoutInterpretationForTheFirstResolution() // compile on the first iteration
.WithUseDecorateeReuseForDecorators()
.With(FactoryMethod.ConstructorWithResolvableArguments))
.WithWebApi(new HttpConfiguration());
Registrations.RegisterTypes(container, false);
using (var scope = container.OpenScope(Reuse.WebRequestScopeName))
{
var service = scope.Resolve(typeof(EmailController));
Assert.IsNotNull(service);
var expr = scope.Resolve <LambdaExpression>(typeof(EmailController));
Assert.IsNotNull(expr);
var code = expr.ToCSharpString(new StringBuilder(100000), 2, true, Abbreviate).ToString();
var nestedLambdas = code.Count(c => c == '$');
// the number when split by `dependencyCount >= 256`
Assert.AreEqual(67, nestedLambdas);
}
}
public static IContainer GetContainerForTest()
{
var container = new Container(rules => rules
.WithoutInterpretationForTheFirstResolution()
.WithoutUseInterpretation()
.With(FactoryMethod.ConstructorWithResolvableArguments))
.WithWebApi(new HttpConfiguration());
Registrations.RegisterTypes(container, true);
return(container);
}
public void Test_with_singleton_decorators()
{
var container = new Container(rules => rules
.With(FactoryMethod.ConstructorWithResolvableArguments))
.WithWebApi(new HttpConfiguration());
Registrations.RegisterTypes(container, true);
for (var i = 0; i < 10; i++)
using (var scope = container.OpenScope(Reuse.WebRequestScopeName))
scope.Resolve(typeof(EmailController));
}
public static IContainer GetContainerForTest(int depth)
{
var container = new Container((rules) =>
rules
.WithDependencyDepthToSplitObjectGraph(depth)
.WithoutInterpretationForTheFirstResolution()
.WithoutUseInterpretation()
.With(FactoryMethod.ConstructorWithResolvableArguments)
).WithWebApi(new HttpConfiguration());
Registrations.RegisterTypes(container, true);
return(container);
}
public static IContainer CreateContainer()
{
var config = new HttpConfiguration();
var container = new Container(rules => rules
.With(FactoryMethod.ConstructorWithResolvableArguments))
.WithWebApi(config);
Registrations.RegisterTypes(container, true);
RootContainer = container;
Console.WriteLine("New container created:");
Console.WriteLine();
Console.WriteLine(container.ToString());
Console.WriteLine();
return(container);
}
static void Main(string[] args)
{
var config = new HttpConfiguration();
/*
* Following container setup will cause process to fail to Stack Overflow exception
*
* Make Release build and run .exe file from command line,
* if it does not fail you can increase threadCount and iterations integers to increase pressure
*
* Reproduces https://github.com/dadhi/DryIoc/issues/139
*/
var container = new Container(rules => rules.With(FactoryMethod.ConstructorWithResolvableArguments)).WithWebApi(config);
Registrations.RegisterTypes(container, true);
// The same SO exception as above with `singletonDecorators: true`
//var container = new Container(rules => rules.With(FactoryMethod.ConstructorWithResolvableArguments)).WithWebApi(config);
//Registrations.RegisterTypes(container, false);
/*
* This is another variation to run into Stack Overflow exception even when using WithoutFastExpressionCompiler -config
* Seems like in master branches its now throwing:
* System.InvalidOperationException: 'variable 'r' of type 'DryIoc.IResolverContext' referenced from scope '', but it is not defined'
* previously I was able to reproduce Stack Overflow exception this way
*
*/
// WORKS:
//Release mode - CPU: Core i7 8750H(12 threads), RAM: 16Gb
// -- Load Test Result--
// 00:04:42.45
//var container = new Container(rules => rules.WithoutFastExpressionCompiler().With(FactoryMethod.ConstructorWithResolvableArguments)).WithWebApi(config);
//Registrations.RegisterTypes(container, false);
// This setup config WORKS, but uses a lot of memory
//Release mode - CPU: Core i7 8750H(12 threads), RAM: 16Gb
// --Load Test Result --
// 00:01:27.69
// After centralized cache and fan-keyed resolution cache
// 00:02:54.82
//var container = new Container(rules => rules.WithoutFastExpressionCompiler().With(FactoryMethod.ConstructorWithResolvableArguments)).WithWebApi(config);
//Registrations.RegisterTypes(container, true);
// Validate IoC registrations
var results = container.Validate();
if (results.Length > 0)
{
throw new Exception(results.ToString());
}
Console.WriteLine("No IoC Validation errors detected");
var httpControllerType = typeof(IHttpController);
// Get Controllers which would normally be used for routing web requests
var controllers = Assembly.GetExecutingAssembly().GetLoadedTypes()
.Where((t) =>
!t.IsAbstract && !t.IsInterface && !t.Name.Contains("Base") &&
httpControllerType.IsAssignableFrom(t))
.ToArray();
// Make sure all controllers can be resolved
ResolveAllControllersOnce(container, controllers);
ForceGarbageCollector();
StartTest(controllers, container);
}