Remove some deprecated APIs from tests

The following deprecated APIs are not in use anymore in the project's tests:
- `org.junit.rules.ExpectedException#none`
- `org.mockito.MockitoAnnotations#initMocks`
- `org.mockito.Mockito#verifyZeroInteractions`

Issue #3838

spring-batch-test/src/test/java/org/springframework/batch/test/context/BatchTestContextCustomizerTest.java

@@ -16,23 +16,20 @@
 package org.springframework.batch.test.context;
 
 import org.junit.Assert;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 import org.mockito.Mockito;
 
 import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.context.support.GenericApplicationContext;
 import org.springframework.test.context.MergedContextConfiguration;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
 /**
  * @author Mahmoud Ben Hassine
  */
 public class BatchTestContextCustomizerTest {
 
-	@Rule
-	public ExpectedException expectedException = ExpectedException.none();
-
 	private BatchTestContextCustomizer contextCustomizer = new BatchTestContextCustomizer();
 
 	@Test
@@ -54,13 +51,12 @@ public class BatchTestContextCustomizerTest {
 		// given
 		ConfigurableApplicationContext context = Mockito.mock(ConfigurableApplicationContext.class);
 		MergedContextConfiguration mergedConfig = Mockito.mock(MergedContextConfiguration.class);
-		this.expectedException.expect(IllegalArgumentException.class);
-		this.expectedException.expectMessage("The bean factory must be an instance of BeanDefinitionRegistry");
 
 		// when
-		this.contextCustomizer.customizeContext(context, mergedConfig);
+		final Exception expectedException = Assert.assertThrows(IllegalArgumentException.class,
+				() -> this.contextCustomizer.customizeContext(context, mergedConfig));
 
 		// then
-		// expected exception
+		assertEquals("The bean factory must be an instance of BeanDefinitionRegistry", expectedException.getMessage());
 	}
 }