fix junit test cases

jee-7/src/test/java/com/baeldung/batch/understanding/CustomCheckPointUnitTest.java

@@ -1,20 +1,17 @@
 package com.baeldung.batch.understanding;
 
-import static org.junit.jupiter.api.Assertions.*;
-import java.util.Map;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
 import java.util.Properties;
+
 import javax.batch.operations.JobOperator;
 import javax.batch.runtime.BatchRuntime;
 import javax.batch.runtime.BatchStatus;
 import javax.batch.runtime.JobExecution;
-import javax.batch.runtime.Metric;
 import javax.batch.runtime.StepExecution;
-import com.baeldung.batch.understanding.BatchTestHelper;
 
 import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.Disabled;
 
-@Disabled("Should be fixed in BAEL-3812")
 class CustomCheckPointUnitTest {
     @Test
     public void givenChunk_whenCustomCheckPoint_thenCommitCountIsThree() throws Exception {

jee-7/src/test/java/com/baeldung/batch/understanding/JobSequenceUnitTest.java

@@ -1,6 +1,8 @@
 package com.baeldung.batch.understanding;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -13,9 +15,7 @@ import javax.batch.runtime.JobExecution;
 import javax.batch.runtime.StepExecution;
 
 import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.Disabled;
 
-@Disabled("Should be fixed in BAEL-3812")
 class JobSequenceUnitTest {
     @Test
     public void givenTwoSteps_thenBatch_CompleteWithSuccess() throws Exception {

jee-7/src/test/java/com/baeldung/batch/understanding/SimpleBatchLetUnitTest.java

@@ -1,17 +1,16 @@
 package com.baeldung.batch.understanding;
 
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.util.Properties;
 
 import javax.batch.operations.JobOperator;
 import javax.batch.runtime.BatchRuntime;
 import javax.batch.runtime.BatchStatus;
 import javax.batch.runtime.JobExecution;
-import java.util.Properties;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import org.junit.jupiter.api.Test;
 
-@Disabled("Should be fixed in BAEL-3812")
 class SimpleBatchLetUnitTest {
     @Test
     public void givenBatchLet_thenBatch_CompleteWithSuccess() throws Exception {

jee-7/src/test/java/com/baeldung/batch/understanding/SimpleChunkUnitTest.java

@@ -1,6 +1,7 @@
 package com.baeldung.batch.understanding;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.List;
 import java.util.Map;
@@ -14,9 +15,7 @@ import javax.batch.runtime.Metric;
 import javax.batch.runtime.StepExecution;
 
 import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.Disabled;
 
-@Disabled("Should be fixed in BAEL-3812")
 class SimpleChunkUnitTest {
     @Test
     public void givenChunk_thenBatch_CompletesWithSucess() throws Exception {

jee-7/src/test/java/com/baeldung/batch/understanding/SimpleErrorChunkUnitTest.java

@@ -1,19 +1,18 @@
 package com.baeldung.batch.understanding;
 
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
+import static org.junit.Assert.assertEquals;
+
+import java.util.List;
+import java.util.Properties;
 
 import javax.batch.operations.JobOperator;
 import javax.batch.runtime.BatchRuntime;
 import javax.batch.runtime.BatchStatus;
 import javax.batch.runtime.JobExecution;
 import javax.batch.runtime.StepExecution;
-import java.util.List;
-import java.util.Properties;
 
-import static org.junit.Assert.assertEquals;
+import org.junit.jupiter.api.Test;
 
-@Disabled("Should be fixed in BAEL-3812")
 class SimpleErrorChunkUnitTest {
 
     @Test

jee-7/src/test/resources/jberet.properties

@@ -0,0 +1 @@
+db-url=jdbc:h2:mem:jberet-repo;DB_CLOSE_DELAY=-1