Polish "Start building against Spring Batch 6.0.0-RC1 snapshots"

See gh-47477

Author: snicoll

module/spring-boot-batch/src/main/java/org/springframework/boot/batch/autoconfigure/JobLauncherApplicationRunner.java

@@ -179,9 +179,8 @@ private void executeRegisteredJobs(JobParameters jobParameters) throws JobExecut
 		if (this.jobRegistry != null && StringUtils.hasText(this.jobName)) {
 			if (!isLocalJob(this.jobName)) {
 				Job job = this.jobRegistry.getJob(this.jobName);
-				if (job != null) {
-					execute(job, jobParameters);
-				}
+				Assert.notNull(job, () -> "No job found with name '" + this.jobName + "'");
+				execute(job, jobParameters);
 			}
 		}
 	}

module/spring-boot-batch/src/test/java/org/springframework/boot/batch/autoconfigure/JobExecutionExitCodeGeneratorTests.java

@@ -29,36 +29,36 @@
  * Tests for {@link JobExecutionExitCodeGenerator}.
  *
  * @author Dave Syer
- * @author Mahmoud Ben Hassine
  */
 class JobExecutionExitCodeGeneratorTests {
 
 	private final JobExecutionExitCodeGenerator generator = new JobExecutionExitCodeGenerator();
 
 	@Test
 	void testExitCodeForRunning() {
-		JobInstance jobInstance = new JobInstance(1L, "job");
-		JobExecution jobExecution = new JobExecution(1L, jobInstance, new JobParameters());
-		this.generator.onApplicationEvent(new JobExecutionEvent(jobExecution));
+		this.generator.onApplicationEvent(new JobExecutionEvent(testJobExecution()));
 		assertThat(this.generator.getExitCode()).isOne();
 	}
 
 	@Test
 	void testExitCodeForCompleted() {
-		JobInstance jobInstance = new JobInstance(1L, "job");
-		JobExecution jobExecution = new JobExecution(1L, jobInstance, new JobParameters());
-		jobExecution.setStatus(BatchStatus.COMPLETED);
-		this.generator.onApplicationEvent(new JobExecutionEvent(jobExecution));
+		JobExecution execution = testJobExecution();
+		execution.setStatus(BatchStatus.COMPLETED);
+		this.generator.onApplicationEvent(new JobExecutionEvent(execution));
 		assertThat(this.generator.getExitCode()).isZero();
 	}
 
 	@Test
 	void testExitCodeForFailed() {
-		JobInstance jobInstance = new JobInstance(1L, "job");
-		JobExecution jobExecution = new JobExecution(1L, jobInstance, new JobParameters());
-		jobExecution.setStatus(BatchStatus.FAILED);
-		this.generator.onApplicationEvent(new JobExecutionEvent(jobExecution));
+		JobExecution execution = testJobExecution();
+		execution.setStatus(BatchStatus.FAILED);
+		this.generator.onApplicationEvent(new JobExecutionEvent(execution));
 		assertThat(this.generator.getExitCode()).isEqualTo(5);
 	}
 
+	private static JobExecution testJobExecution() {
+		JobInstance jobInstance = new JobInstance(1L, "job");
+		return new JobExecution(0L, jobInstance, new JobParameters());
+	}
+
 }