test: migrate MethodReferenceTest to JUnit 5

[MartinWitt]

#3919

Change Log

The following bad smells are refactored:

JUnit4-@test

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

JUnit4-AssertThat

AssertThat in Junit 4 is deprecated. Use AssertThat in Hamcrest instead.

JUnit4Assertion

The JUnit4 assertion should be replaced with JUnit5 Assertions.

Junit4-@before

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

The following has changed in the code:

JUnit4-@test

• Replaced junit 4 test annotation with junit 5 test annotation in testReferenceToAStaticMethod
• Replaced junit 4 test annotation with junit 5 test annotation in testReferenceToAnInstanceMethodOfAParticularObject
• Replaced junit 4 test annotation with junit 5 test annotation in testReferenceToAnInstanceMethodOfMultiParticularObject
• Replaced junit 4 test annotation with junit 5 test annotation in testReferenceToAnInstanceMethodOfAnArbitraryObjectOfAParticularType
• Replaced junit 4 test annotation with junit 5 test annotation in testReferenceToAConstructor
• Replaced junit 4 test annotation with junit 5 test annotation in testReferenceToAClassParametrizedConstructor
• Replaced junit 4 test annotation with junit 5 test annotation in testReferenceToAJavaUtilClassConstructor
• Replaced junit 4 test annotation with junit 5 test annotation in testCompileMethodReferenceGeneratedBySpoon
• Replaced junit 4 test annotation with junit 5 test annotation in testTryRecoverTypeArgumentsHandlesNullTypeArguments
• Replaced junit 4 test annotation with junit 5 test annotation in testNoClasspathExecutableReferenceExpression
• Replaced junit 4 test annotation with junit 5 test annotation in testNoClasspathSuperExecutable
• Replaced junit 4 test annotation with junit 5 test annotation in testGetGenericMethodFromReference
• Replaced junit 4 test annotation with junit 5 test annotation in testGetGenericExecutableReference
• Replaced junit 4 test annotation with junit 5 test annotation in testReferenceBuilderWithComplexGenerics

JUnit4-AssertThat

• Replaced Assert.assertThat with MatcherAssert.assertThat in testGetGenericExecutableReference
• Replaced Assert.assertThat with MatcherAssert.assertThat in testGetGenericExecutableReference
• Replaced Assert.assertThat with MatcherAssert.assertThat in testGetGenericExecutableReference
• Replaced Assert.assertThat with MatcherAssert.assertThat in testReferenceBuilderWithComplexGenerics
• Replaced Assert.assertThat with MatcherAssert.assertThat in testReferenceBuilderWithComplexGenerics

Junit4-@before

• Replaced @Before annotation with @BeforeEach at method setUp

JUnit4Assertion

• Transformed junit4 assert to junit 5 assertion in testReferenceToAStaticMethod
• Transformed junit4 assert to junit 5 assertion in testReferenceToAnInstanceMethodOfAParticularObject
• Transformed junit4 assert to junit 5 assertion in testReferenceToAnInstanceMethodOfMultiParticularObject
• Transformed junit4 assert to junit 5 assertion in testReferenceToAnInstanceMethodOfAnArbitraryObjectOfAParticularType
• Transformed junit4 assert to junit 5 assertion in testReferenceToAConstructor
• Transformed junit4 assert to junit 5 assertion in testReferenceToAClassParametrizedConstructor
• Transformed junit4 assert to junit 5 assertion in testReferenceToAJavaUtilClassConstructor
• Transformed junit4 assert to junit 5 assertion in testNoClasspathExecutableReferenceExpression
• Transformed junit4 assert to junit 5 assertion in testNoClasspathSuperExecutable
• Transformed junit4 assert to junit 5 assertion in testGetGenericMethodFromReference
• Transformed junit4 assert to junit 5 assertion in testGetGenericExecutableReference
• Transformed junit4 assert to junit 5 assertion in assertTypedBy
• Transformed junit4 assert to junit 5 assertion in assertTargetedBy
• Transformed junit4 assert to junit 5 assertion in assertExecutableNamedBy
• Transformed junit4 assert to junit 5 assertion in assertIsWellPrinted
• Transformed junit4 assert to junit 5 assertion in testReferenceBuilderWithComplexGenerics