test: migrate NewClassTest to JUnit 5

[MartinWitt]

#3919

Change Log

The following bad smells are refactored:

Junit4-@before

The JUnit 4 @Before annotation should be replaced with JUnit 5 @BeforeEach annotation.

JUnit4-@test

The JUnit 4 @Test annotation should be replaced with JUnit 5 @Test annotation.

JUnit4Assertion

The JUnit4 assertion should be replaced with JUnit5 Assertions.

The following has changed in the code:

JUnit4-@test

• Replaced junit 4 test annotation with junit 5 test annotation in testNewClassWithObjectClass
• Replaced junit 4 test annotation with junit 5 test annotation in testNewClassWithInterface
• Replaced junit 4 test annotation with junit 5 test annotation in testNewClassWithInterfaceGeneric
• Replaced junit 4 test annotation with junit 5 test annotation in testNewClassInterfaceWithParameters
• Replaced junit 4 test annotation with junit 5 test annotation in testNewClassInEnumeration
• Replaced junit 4 test annotation with junit 5 test annotation in testMoreThan9NewClass
• Replaced junit 4 test annotation with junit 5 test annotation in testCtNewClassInNoClasspath
• Replaced junit 4 test annotation with junit 5 test annotation in testBadConstructorCallToAnonymousGenericType

Junit4-@before

• Replaced @Before annotation with @BeforeEach at method setUp

JUnit4Assertion

• Transformed junit4 assert to junit 5 assertion in testNewClassWithObjectClass
• Transformed junit4 assert to junit 5 assertion in testNewClassWithInterface
• Transformed junit4 assert to junit 5 assertion in testNewClassWithInterfaceGeneric
• Transformed junit4 assert to junit 5 assertion in testNewClassInEnumeration
• Transformed junit4 assert to junit 5 assertion in assertSuperClass
• Transformed junit4 assert to junit 5 assertion in assertSuperInterface
• Transformed junit4 assert to junit 5 assertion in assertIsAnonymous
• Transformed junit4 assert to junit 5 assertion in assertHasParameters
• Transformed junit4 assert to junit 5 assertion in assertIsConstructor
• Transformed junit4 assert to junit 5 assertion in assertType
• Transformed junit4 assert to junit 5 assertion in testMoreThan9NewClass
• Transformed junit4 assert to junit 5 assertion in testCtNewClassInNoClasspath

[slarse]

LGTM