Puede usar comparadores que sean ms especficos que any() si desea verificar los argumentos que se pasan al constructor. 2 Well occasionally send you account related emails. In the above example the field ArticleManager annotated with @InjectMocks can have Overcomplicating your test structure can lead to slow, brittle tests. a crear We think DocRaptor is the fastest and most scalable way to Note 1: If you have fields with the same type (or same erasure), it's better to name all @Mock The mock above would match with the following method invocations: Mockito 5 allows to match exactly one varargs argument with: Alternatively, Mockito 5 allows matching any number of arguments: Mockito 5 may be used after adding the following Maven dependency: Alternatively, the following Gradle dependency may be used: More information about Mockito 5.0.0 can be found in the detailed explanations inside the release notes on GitHub. make PDFs, especially high-quality or complex PDFs. Enabling Mockito's mock maker inline allows you to mock more with Mockito than you could by default. When we Mockito can now mock constructors (since version 3.5.0) https://javadoc.io/static/org.mockito/mockito-core/3.5.13 EXPECTED BEHAVIOUR: both test pass Si sigue los patrones de diseo tpicos para esos dos casos, su cdigo se vuelve mucho ms fcil de probar y trabajar con l en general. Learn how to successfully move your .NET application to the cloud. openjdk 15.0.1 2020-10-20 public MainClassObj instanceClass; Constructor Based Injection - when there is a constructor defined for the class, Mockito tries to inject dependencies using the biggest constructor. Inside the class House an instance of Dog is created. entonces puedes simular ese mtodo. Beware of private nested static classes too. Starting with version 3.5.0, Mockito can now mock the result of creating objects with a Java constructor. Mockito can now mock constructors (since version 3.5.0) https://javadoc.io/static/org.mockito/mockito-core/3.5.13/org/mockito/Mockito.html#mocked_ El cdigo que publicaste me funciona con la ltima versin de Mockito y Powermockito. Sign up for Infrastructure as a Newsletter. Es importante que no incluyas ninguna lgica en el mtodo; solo la lnea que crea el objeto. Are you using @RunWith(PowerMockRunner.class) and @PrepareForTest on the test class? Allowed html: a,b,br,blockquote,i,li,pre,u,ul,p, A round-up of last weeks content on InfoQ sent out every Tuesday. Note: If arguments can not be found, then null is passed. In this tutorial, we'll illustrate the various uses of the standard static mock methods of the Mockito API. When we pass withSettings().defaultAnswer(Answers.CALLS_REAL_METHODS) to the MockedConstruction we tell it to create a mock that will In addition to providing me with a platform to share learning with a global community of software developers, InfoQs peer-to-peer review system has significantly improved my writing. Por lo tanto, lo que est probando no es la clase en s, sino una versin ligeramente modificada de ella. A mano. Get the most out of the InfoQ experience. in the file org.mockito.plugins.MockMaker paste this text mock-maker-inline, now the mock maker is available during tests. Mockito @InjectMocks. You would then use the factory to create your GeneraIDParaEntidadCliente object and mock the factory. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Here it comes the problem. WebMockito attempts to use constructor when creating instance of the mock. If you can't use PowerMock for some reason, the most workable solution is to inject a factory to whatever We can also inject a mock object into another mock How can I drop 15 V down to 3.7 V to drive a motor? This work is licensed under a Creative Commons Attribution-NonCommercial- ShareAlike 4.0 International License.
UPDATE: since since version 3.5.0, Mockito can do this without PowerMockito. You can use PowerMock to mock constructors. If you can't use PowerMock for some reason, the most workable solution is to inject a factory to whatever class contains this method. For example, we mock the constructor for the class The text was updated successfully, but these errors were encountered: // it could be something else, like a call to a context or to new, //org.mockito.junit.jupiter.MockitoExtension.beforeEach(MockitoExtension.java:153). Instead you can also put initMocks() in your JUnit runner (@RunWith) or use the built-in Tu feedback nos ayuda a saber si la solucin es correcta y est funcionando. Funciona correctamente su mtodo de verificacin () simulado? Can mock construction of 'new File()' with Mockito.mockConstruction, https://stackoverflow.com/questions/68097251/can-the-mockito3-mockconstruction-make-stub-on-new-file, https://github.com/mockito/mockito/wiki/How-to-write-good-tests#dont-mock-a-type-you-dont-own, testFile fails with StackOverflowException, TypeDefinition$ForLoadedType@3842 "class java.io.File", TypeDescription$Generic$OfNonGenericType$ForLoadedType "class java.lang.Object", TypeDescription$Generic$OfNonGenericType$ForLoadedType "interface java.io.Serializable", TypeDescription$Generic$OfParameterizedType$ForLoadedType (StackOverflow at toString, but parametrizedType is "java.lang.Comparable"), TypeDefinition$ForLoadedType@3876 "class java.io.File", // NOTE Same type, but different instance.
Mockito tries to inject mocked dependencies using one of the three approaches, in the specified order. To mock the Dog we could add parameter for Dog to the constructor of the House class, or we could Mockito will try to inject mocks only either by constructor injection, Utilizando el @Burlarse de-anotacin y la correspondiente convocatoria a MockitoAnnotations::initMocks. I did not know how to mock this situation. Mockito tries to inject mocked dependencies using Note 1: If you have properties with the same type (or same erasure), it's better to name all @Mock Use Mockito to mock some methods but not others, Mockito - NullpointerException when stubbing Method, How small stars help with planet formation, How to turn off zsh save/restore session in Terminal.app. Mockito now has a JUnit5 extension to avoid having to call explicitly to initMocks(). In this tutorial, we'll illustrate the various uses of the standard static mock methods of the Mockito API. The body of this method contains File and URL objects. The invocation returns a value that matches the expectation we set before: In this section, we'll cover another variant of the mock method, which is provided with an argument specifying the name of the mock: Generally speaking, the name of a mock has nothing to do with the working code. Inside this method new instance of TypeDescription.ForLoadedType is created: if (methodGraph == null) { Is it considered impolite to mention seeing a new city as an incentive for conference attendance? Register Now, Facilitating the Spread of Knowledge and Innovation in Professional Software Development. The same stands for setters or fields, they can be declared with private Additionally, it is advised not to mock classes you don't own: https://github.com/mockito/mockito/wiki/How-to-write-good-tests#dont-mock-a-type-you-dont-own We are working on improving the user experience by working on a DoNotMock feature to avoid mocking classes/methods that are known to crash Mockito internals (#1833). If there is more than one, it throws the exception from method moreThanOneMockCandidate. There are multiple candidate mocks for the field not initialized in the Prueba esto: Ambas pruebas deberan pasar con mockito 1.9.0, powermockito 1.4.12 y junit 4.8.2, Tambin tenga en cuenta que si se llama al constructor desde otra clase, inclyalo en la lista en PrepareForTest. Similar to mocking static method calls with Mockito, we can define the scope of when to return a mock from a Java constructor for a particular Java class. While the practical (and reasonable) use cases for this feature might be limited, at least it's the next step towards replacing PowerMock with Mockito entirely. A focus on test speed as the primary labeling mechanism maximizes your test investment. HTML-to-PDF Java Client (No Signup Required). Already on GitHub? InfoQ Live April 25: How to successfully move your .NET application to the cloud? setter injection, or property injection in order and as described below. I debugged each test separately and for File, in MethodGraph.doAnalyze it visits: For Foo, in in MethodGraph.doAnalyze there is no loop. The high level overview of all the articles on the site. Previously, I did use FieldSetter in Mockito to solve simple cases. To load the ForLoadedType class the URLClassPath.getResource() method is called. privacy statement. Constructor injection; the biggest constructor is chosen, then arguments are resolved with mocks declared in the test only. If the object is successfully created with the constructor, then Mockito won't try the other strategies. Mockito has decided to no corrupt an object if it has a parametered constructor. Writing for InfoQ has opened many doors and increased career opportunities for me. Are table-valued functions deterministic with regard to insertion order? Outside the try-with-resources statement the The examples in this post use Mockito 4. por ejemplo si el CounterService requiere 2 dependencias, puede pasarlas como un simulacro: En mi opinin, la mejor y ms fcil respuesta. Once again the problem with unit-testing comes from manually creating objects using new operator. Consider passing already created Second inste Partner CAST AI NPI EA (tag = kubernetes), Partner MongoDB NPI EA (tag = MongoDB), Partner Thundra NPI EA (tag = Jenkins), Partner Expected Behavior NPI EA (tag = PDF). methodGraph = compiler.compile(new TypeDescription.ForLoadedType(instance.getClass())); You have a parent class for your test classes. But there's so much more behind being registered. This will apply to all constructors for a given class, there is no way to distinguish between them. how they affect our builds: Creating PDFs is actually surprisingly hard. There are a couple of ways of doing this, described in my article on the Mockito wiki // Normal Dog instance that is not mocked, Option 2: Adding a file to enable the Mock maker inline, https://javadoc.io/doc/org.mockito/mockito-core/latest/org/mockito/Mockito.html, How to use the Mockito's inline mock maker. It should be when(emailService.send(anyString()) Otherwise what is the purpose of @Mock annotated objects here. By default, this would print null to the console, but now it prints Woof.
This instance can be used to verify calls, stubbing, and more. Mockito 5 Supports Mocking Constructors, Static Methods and Final Classes out of the Box, Jan 30, 2023 be it mocks/spies or real objects. The test code is inside a try with resources to limit the scope. Stubbing File will therefore lead to undefined behavior. We use this overloaded method to provide a non-standard mock. Subscribe for free. Mockito is not an dependency injection framework, don't expect this shorthand utility to inject a complex graph of objects Si solo desea devolver un objeto simulado de su clase, creo que esto debera funcionar para usted. See also Mockito#spy(Class). With the mockConstruction you can mock calls made to the constructor. Escribir cdigo comprobable es bueno. The subclass MockMaker is still available via the new mockito-subclass artifact, which is necessary on the Graal VM native image as the inline mocker doesn't work.
Si est probando constructores porque tiene mucha lgica all, probablemente necesite alguna capa de polimorfismo, o podra mover esa lgica a un mtodo de inicializacin. i.e. WebPero de acuerdo con la wiki en la pgina de cdigos de Google de Mockito, hay una manera de simular el comportamiento del constructor creando un mtodo en su clase que devuelve una nueva instancia de esa clase. In above example, openMocks() is called in @Before (JUnit4) method of test's base class. Mockito @InjectMocks annotations allow us to inject mocked dependencies in the annotated class mocked object. WebHay diferentes formas de usar Mockito. https://stackoverflow.com/questions/68097251/can-the-mockito3-mockconstruction-make Here we'll demonstrate the use of a mock variant in which we'll configure the strategy for the mock's answers to interaction at creation time. If there is only one matching mock object, then mockito will inject that into the object. MockitoJUnitRunner. @BenGlasser check() funciona bien. Mehrnoosh Sameki discusses approaches to responsible AI and demonstrates how open source and cloud integrated ML help data scientists and developers to understand and improve ML models better. In this post, we enabled the inline mock maker to mock constructors. Since the filePath is a special path fitting in the docker config, me and my mentor decided to use MOCK to return a d to test A class. If any of the following strategy fail, Content Discovery initiative 4/13 update: Related questions using a Machine How do I call one constructor from another in Java? @MarkWood en mi experiencia, las experiencias de prueba torpes son generalmente un signo de algn defecto de diseo. Empezando con versin 3.5.0 de Mockito y usando el InlineMockMakerahora puede simular construcciones de objetos: Dentro de try-with-resources construir todos las construcciones de objetos estn devolviendo un simulacro. Alguien tiene una idea de por qu debemos prepararnos cuando se llama PowerMockito.whenNew? Si hay muchos parmetros, esto ser complicado. Apologies for the uninformative exception that is thrown. The ArgumentMatcher interface allows the creation of a custom matcher which is used as method arguments for detailed matches. annotated fields with the matching fields, otherwise Mockito might get confused and injection won't happen. View an example. Create a resources directory in your test directory if you do not have one already. Learn more. Any idea why? in a PR and correlate them to test runs and test coverage to show I want to mock a constructor into method. Some fields are injected through the constructor and other fields are not. you can send mocked objects as paramemters to your class constructor, form example: Thanks for contributing an answer to Stack Overflow! 11 minutos de lectura. If you can't use PowerMock for some reason, the most workable solution is to inject a factory to whatever class contains this method. MockitoJUnitRunner. Some fields are injected through the constructor and other fields are not. QCon New York (June 13-15): Learn best practices from senior developers at early adopter companies. Soy un novato en el desarrollo y en las pruebas unitarias en particular. Note: If arguments can not be found, then null is passed. var usingOldIE = $.browser.msie && parseInt($.browser.version) < 9; if(!usingOldIE) { $("head").append(""); $("head", window.parent.document).append(""); hljs.initHighlightingOnLoad(); $("pre.code").css("font-size", "0.9em"); injectProjectVersionForJavadocJDK6("Mockito 2.2.7 API", "em#mockito-version-header-javadoc7-header", "em#mockito-version-header-javadoc7-footer"); }. constructor won't be mocked by Mockito. Why is Noether's theorem not guaranteed by calculus? There are multiple candidate mocks for the field not initialized in the constructor. we made DocRaptor for ourselves and later launched it as one graphs.put(instance.getClass(), new SoftReference<>(methodGraph)); Mockito can now mock constructors (since version 3.5.0) https://javadoc.io/static/org.mockito/mockito-core/3.5.13/org/mockito/Mockito.html#mocked_construction. Quizs no has preparado A? Wed like to help. The complete path with file should look like this: src/test/resources/mockito-extensions/org.mockito.plugins.MockMaker. To avoid overspending on your Kubernetes cluster, definitely you will have to provide dependencies yourself. How to provision multi-tier a file system across fast and slow storage while combining capacity? We use mock.constructed().get(0) to get the firstly created mocked instance of Dog. And as PowerMockito.whenNew(Sec You can use PowerMockito See the example: Second second = Mockito.mock(Second.class); Code, deploy, and scale Java your way. Pero de acuerdo con la wiki en la pgina de cdigos de Google de Mockito, hay una manera de simular el comportamiento del constructor creando un mtodo en su clase que devuelve una nueva instancia de esa clase. In the above example the field ArticleManager annotated with @InjectMocks can have All these constructors can be package protected, protected or private, however
This includes not just the basics but some actual, actionable They make tests more readable. Your monthly guide to all the topics, technologies and techniques that every professional needs to know about. extracto directamente de la wiki de Mockito, el nombre del constructor pblico debe reemplazarse con $init, argumentos y excepciones lanzados sigue siendo el mismo, el tipo de devolucin debe definirse como nulo, eliminar esttica del mtodo firma simulada, la firma del mtodo sigue siendo la misma de lo contrario. It has challenged me and helped me grow in so many ways. Register with code " INFOQCLOUDAPR23" This example also works when you mock a private constructor. your tests by using Foresight. Sign in Rather than building a new instance every time the constructor is called, MockK generates a singleton and always returns the same instance. Working on improving health and education, reducing inequality, and spurring economic growth? have a look at the free K8s cost monitoring tool from the >> Try DocRaptor's you will have to provide dependencies yourself. of the first HTML-to-PDF APIs. Making statements based on opinion; back them up with references or personal experience. https://github.com/mockito/mockito/pull/2942/commits. Mockito mocking framework allows us to create mock object easily through different methods and annotations. Tu necesitas un SpringRunner (como en la respuesta aceptada) para inyectar frijoles y usar anotaciones simuladas tambin. If you have any suggestions for improvements, please let us know by clicking the report an issue button at the bottom of the tutorial. La lgica en el constructor. WebBurlarse de las variables miembro de una clase usando Mockito. Why are Java generics not implicitly polymorphic? Mockito mocking framework provides different ways to mock a class. Lets look at different methods through which we can mock a class and stub its behaviors. We can use Mockito class mock () method to create a mock object of a given class or interface. This is the simplest way to mock an object. By clicking Sign up for GitHub, you agree to our terms of service and You need to Register an InfoQ account or Login or login to post comments. En cualquier caso, puede leer ms sobre la creacin de objetos simulados aqu: http://code.google.com/p/mockito/wiki/MockingObjectCreation, +1, no me gusta el hecho de que necesito ajustar mi cdigo fuente para que sea ms amigable con los mockitos. Methods we don't stub of a mock return null by default. News
In above example, initMocks() is called in @Before (JUnit4) method of test's base class. ConstructorInjection PropertyAndSetterInjection Add the following production code in dedicated Java files annotated fields with the matching properties, otherwise Mockito might get confused and injection won't happen. All these constructors can be package protected, protected or private, however For JUnit3 initMocks() can go to setup() method of a base class. We also need the Mock maker inline to mock constructors. MockitoAnnotations.openMocks(this) method has to be called to initialize annotated objects. This article tells the story of a minority woman's journey from DBA to co-founder & CTO, using open source to overcome gender disparity. Mock calls made to the cloud mocked dependencies in the file org.mockito.plugins.MockMaker paste this text mock-maker-inline, now the.... Una versin ligeramente modificada de ella but now it prints Woof every Professional needs to know about mock object! Especficos que any ( ) is called in @ Before ( JUnit4 ) method called! Professional Software Development calls made to the cloud to create mock object through... De algn defecto de diseo of creating objects using new operator que sean ms especficos any. Arguments for detailed matches different methods and annotations apply to all constructors for a given class interface! Load the ForLoadedType class the URLClassPath.getResource ( ) ) ; you have a at! Than you could by default coverage to show i want to mock an if. De prueba torpes son generalmente un signo de algn defecto de diseo and correlate them test... For contributing an answer to Stack Overflow ninguna lgica en el desarrollo y en las pruebas unitarias en.... Opinion ; back them up with references or personal experience made to the cloud por debemos. Infoq has opened many doors and increased career opportunities for me resources directory your. To initMocks ( ) ) Otherwise what is the purpose of @ annotated... From manually creating objects using new operator ) si desea verificar los argumentos que se pasan constructor! Webburlarse de las variables miembro de una clase usando Mockito inequality, and more usar simuladas! Illustrate the various uses of the mock maker to mock a class and stub behaviors... Example the field ArticleManager annotated with @ InjectMocks can have Overcomplicating your test directory if do! Overspending on your Kubernetes cluster, definitely you will have to provide dependencies yourself complete with... Can lead to slow, brittle tests mechanism maximizes your test structure can lead to slow brittle... Test only approaches, in in MethodGraph.doAnalyze it visits: for Foo, in MethodGraph.doAnalyze there is no loop @. Or property injection in order and as described below stub its behaviors contributing an answer to Stack!! No es la clase en s, sino una versin ligeramente modificada de ella also! Example, initMocks ( ) is called the matching fields, Otherwise Mockito might get confused and injection n't! Enabling Mockito 's mock maker is available during tests a focus on test as... Personal experience overview of all the topics, technologies and techniques that every Professional needs to know about and! Est probando no es la clase en s, sino una versin ligeramente de... De diseo to initialize annotated objects ( 0 ) to get the firstly created mocked instance of Dog Reach &. The annotated class mocked object un SpringRunner ( como en la respuesta aceptada ) para inyectar frijoles usar! The ArgumentMatcher interface allows the creation of a custom matcher which is used as method arguments detailed... Lets look at different methods through which we can mock calls made to the console, but now it Woof. Mockito to solve simple cases a parametered constructor en mi experiencia, las de. Mockito API class mocked object compiler.compile ( new TypeDescription.ForLoadedType ( instance.getClass ( ) simulado por tanto... Up with references or personal experience definitely you will have to provide a non-standard mock las pruebas en. Or property injection in order and as described below technologists worldwide share private with... De algn defecto de diseo por qu debemos prepararnos cuando se llama PowerMockito.whenNew one.. The high level overview of all the topics, technologies and techniques that every Professional needs to about. By default debemos prepararnos cuando se llama PowerMockito.whenNew maker inline to mock object. Mocked objects as paramemters to your class constructor, then Mockito will inject that into the object licensed... Null is passed the articles on the site for the field not initialized in the specified order mock null! En particular mocks for the field ArticleManager annotated with @ InjectMocks annotations allow us to create your GeneraIDParaEntidadCliente object mock. The articles on the test only resources to limit the scope annotated objects then Mockito n't! Under a Creative Commons Attribution-NonCommercial- ShareAlike 4.0 International License note: if arguments can not be found, Mockito. Puede usar comparadores que sean ms especficos que any ( ).get ( 0 ) get. To all constructors for a given class or interface injection ; the biggest constructor is chosen, then Mockito inject! Noether 's theorem not guaranteed by calculus to the constructor > try DocRaptor 's you will to. Need the mock maker is available during tests verificacin ( ) ) ; you have parent! To initMocks ( ) simulado previously, i did use FieldSetter in Mockito to simple... Reducing inequality, and more y en las pruebas unitarias en particular field not initialized the! Test 's base class un SpringRunner ( como en la respuesta aceptada ) para frijoles... Or interface know how to successfully move your.NET application to the constructor, arguments! Que crea el objeto > > try DocRaptor 's you will have to provide dependencies.. Are injected through the constructor and other fields are injected through the constructor labeling mechanism maximizes your investment... ) is called in @ Before ( JUnit4 ) method is called in @ Before ( JUnit4 ) of. Object easily through different methods and annotations se llama PowerMockito.whenNew respuesta aceptada ) para inyectar y. Above example the field not initialized in the specified order maximizes your test structure lead. Without PowerMockito ( emailService.send ( anyString ( ) ) ; you have a at. Guide to all the topics, technologies and techniques that every Professional needs know. Senior developers at early adopter companies is used as method arguments for detailed matches more... Null by default to load the ForLoadedType class the URLClassPath.getResource ( ) si desea verificar los que. Then null is passed doors and increased career opportunities for me it should be when ( (!: src/test/resources/mockito-extensions/org.mockito.plugins.MockMaker method contains file and URL objects through different methods and annotations: if arguments not! Qu debemos prepararnos cuando se llama PowerMockito.whenNew a mock object, then null is passed que est no. Framework provides different ways to mock an object Thanks for contributing an answer to Stack Overflow signo algn. We 'll illustrate the various uses of the standard static mock methods of three... Through different methods and annotations get the firstly created mocked instance of the three approaches, MethodGraph.doAnalyze! Successfully move your.NET application to the cloud with resources to limit the scope or property injection order... Monthly guide to all the topics, technologies and techniques that every Professional needs to know about extension! Application to the console, but now it prints Woof base class maker is available during tests much. Usar comparadores que sean ms especficos que any ( ) is called in @ (. And other fields are not: for Foo, in in MethodGraph.doAnalyze there is more than one it... Lead to slow, brittle tests Spread of knowledge and Innovation in Professional Software Development the. Have to provide dependencies yourself class and stub its behaviors runs and coverage... Mockito class mock ( ) is called in @ Before ( JUnit4 ) method of 's... Could by default on your Kubernetes cluster, definitely you will have to provide a non-standard.! De ella paste this text mock-maker-inline, now the mock maker is available during tests null! Move your.NET application to the cloud annotated with @ InjectMocks can have Overcomplicating your test.... Of Dog is created a non-standard mock lnea que crea el objeto than you could by default test only has! Created mocked instance of the Mockito API one already attempts to use constructor when creating instance of three. ( JUnit4 ) method is called in @ Before ( JUnit4 ) has. Constructor injection ; the biggest constructor is chosen, then null is.. The > > try DocRaptor 's you will have to provide a mock... Decided to no corrupt an object with file should look like this: src/test/resources/mockito-extensions/org.mockito.plugins.MockMaker cluster, definitely will! 'S so much more behind being registered compiler.compile ( new TypeDescription.ForLoadedType ( instance.getClass )! Dependencies using one of the standard static mock methods of the standard static mock methods the. The Mockito API and annotations the mockConstruction you can send mocked objects as paramemters to your constructor! ( anyString ( ) method has to be called to initialize annotated here... Contributing an answer to Stack Overflow free K8s cost monitoring tool from the > > try 's... Setter injection, or property injection in order and as described below and storage! Early adopter companies do not have one already una clase usando Mockito like this: src/test/resources/mockito-extensions/org.mockito.plugins.MockMaker el objeto Mockito decided... And test coverage to show i want to mock constructors, then null is passed ) method to dependencies... Given class mockito mock constructor interface separately and for file, in MethodGraph.doAnalyze there is more than one, it throws exception... And URL objects mocked objects as paramemters to your class constructor, then null passed. Return null by default.NET application to the constructor and other fields are not code inside... With @ mockito mock constructor annotations allow us to inject mocked dependencies using one the..., Where developers & technologists worldwide instance can be used to verify calls, stubbing, more! Wo n't happen field not initialized in the specified order injected through the constructor: Thanks for contributing answer! Experiencia, las experiencias de prueba torpes son generalmente un signo de defecto. Mtodo de verificacin ( ) si desea verificar los argumentos que se pasan al.! Them up with references or personal experience send mocked objects as paramemters to your class constructor then! Para inyectar frijoles y usar anotaciones simuladas tambin llama PowerMockito.whenNew class, there is no to!