I am learning Junit with mockito. I got a scenario where I need to write the testcase for a function which calling other function and using that function return data. I have a two functions called courseComplete and courseCount in the class StudentHelper courseComplete : courseCount : Now I need to write unit…
Tag: junit5
How to combine Testcontainers with @DataJpaTest avoiding code duplication?
I want to use Testcontainers with @DataJpaTest (and @SpringBootTest) using JUnit 5. I have the basic setup working using the @Testcontainers and @Container annotation like this: See https://github.com/wimdeblauwe/blog-example-code/tree/feature/testcontainers-datajpatest/testcontainers-datajpatest for the full…
java.lang.NullPointerException at io.dropwizard.testing.junit5.DropwizardExtensionsSupport.beforeEach
I am trying to test a Dropwizard resource. My test looks like this: However, this gives the error message: which is frankly uninformative. Can someone point out what is wrong here? P/S Here is the CommonObjects constructor: which also explains why I am creating the resource extension before each test case. An…
Could not find @BeforeEach setup() method on @Nested test class in @QuarkusTest
summary On Junit Jupiter the Quarkus test extension seems to not find @BeforeEach setup methods for nested test classes and produces an error: java.lang.RuntimeException: Could not find method void com.stackoverflow.examples.nestedtestwithquarkus.NestedTestWithQuarkus.setup() on test class Is that a bug, a fe…
Eclipse: Gradle source folder migration breaks JUnit test resources
I refactored an Eclipse project with using Java 11.0.10 to match Gradle’s default source and resource folders instead of eclipse’s source and resource folders, like this: I moved the sources and resources to the folders accordingly. When I access a test resource within a JUnit test, like TestClass…
spring boot – integration test autowired interface no such bean found
I have a spring-boot app that now needs to support multiple Object stores and selectively use the desired store based on the environment. Essentially what i have done is create an interface that each store repository then implements. I have simplified the code for the examples. I have created 2 beans for each…
How to provide some library from maven to Google Compile-Testing
I’m writing a tests for my annotation processor with Google Compile-Testing and JUnit. How to provide some libraries, which present at maven(as example, “somegroup:somelib:1.0”), to compilation? Answer It can be reached by using withClasspathFrom for provide to test compilation all classes w…
Can’t attach RestAssured’s RQ/RS of Spring Cloud Contract’s tests to Allure report
I’ve successfully added Allure2 to my project with Spring Cloud Contract tests (it uses JUnit5), but tab “Overview” is blank in all successed test of report. I created a listener class, that gets RQ and RS from RestAssured: And runner class, that uses listener class: And then I’ve adde…
How to mock MapStruct nested mapper in JUnit5
I have been searching a solution for about a day now. I still cannot produce a working example. My problem is simple. I have a mapper uses another mapper: My test class which tests mapper works as it should: However, NullPointerException is thrown on the line where roleMapper is called in automatically genera…
mocking the response for the method called inside the same class
Iam trying to write JUnit test case for the below class scenario. JUnit for the above class. When the above JUnit test case is executed, it is throwing NullPointerException as the details value returned is null. What is the better approach to solve the above error.TIA. –EDIT– In the above code sam…