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Tag: testing

How to assert returning object in Java Springbok Unit

I want to assert the object which is returned from the method that I am testing in Junit using Assertions.AssertEquals but its giving test case failure even though two objects are same. Expected :Customer{Id=1, Name=’ABC’, Price=350, Type=’ABC’} Actual :Customer{Id=1, Name=’ABC’, Price=350, Type=’ABC’} This is the unit test case Answer JUnit method assertEquals simply uses equals method of your class to

Getting a No Serializer Found for class when trying to test a method with ObjectMapper

I am getting this exception – java.lang.IllegalArgumentException: No serializer found for class org.mockito.internal.creation.bytebuddy.ByteBuddyCrossClassLoaderSerializationSupport and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (through reference chain: org.mockito.codegen.Object$MockitoMock$[“mockitoInterceptor”]->org.mockito.internal.creation.bytebuddy.MockMethodInterceptor[“serializationSupport”]) The Testcase I’m writing looks like this The method I’m trying to test: I see that I can disable SerializationFeature.FAIL_ON_EMPTY_BEANS, but I have no control over the base class, I can

How can I unit-test Exception thrown inside a Lambda?

I have a method: This is how the user authorization test looks like: Is there any way to check the case when a user has entered the wrong password? In the case when I send the wrong password, it doesn’t work because given(this.repository.findByEmail(this.user.getEmail())).willReturn(Optional.of(this.user)); makes repository.findByEmail() return the result before you get to checking the password. Answer You don’t need this

Karate ReferenceError: package is not defined

I’m using java codes in karate feature file, refering github demo: I noticed that the feature file is in src/test/java, which defined as classpath in pom.xml. Meanwhile the util class is in src/main/java. In my project I use similar structure Following code is in the feature file with Class Reference: But I got an exception below: Is it a classpath

java.nio.file.ProviderNotFoundException: Provider “jar” not found when running “mvn test”

When trying to test using “mvn test” the test fail with error: java.nio.file.ProviderNotFoundException: Provider “jar” not found. Compiling the app and running works without issues. It is this piece of code, that for some reason fails, when testing: final FileSystem zipfs = FileSystems.newFileSystem(jarPath, Collections.emptyMap()); I use openjdk-11 and this import to get the zip library into the code: import java.nio.file.FileSystems;

How do I write a test for a service that uses other services in Springboot?

I have a BookManagementService that uses the @Autowired implementation of three other services, like so So how do I mock the aforementioned services and their repo in the BookManagementServiceTest? When the test start running and it gets to the yearService layer, it throws a NullPointerEXception cause the year it receives is null The BookManagementServiceTest Answer You just have to mock

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