Fix JobParameter validation bug in compact constructor

Resolves #5050

Signed-off-by: mugeon <pos04167@kakao.com>

Author: KMGeon

spring-batch-core/src/main/java/org/springframework/batch/core/job/parameters/JobParameter.java

@@ -47,7 +47,7 @@ public record JobParameter<T>(String name, T value, Class<T> type, boolean ident
 	 * @since 6.0
 	 */
 	public JobParameter {
-		Assert.notNull(value, "name must not be null");
+		Assert.notNull(name, "name must not be null");
 		Assert.notNull(value, "value must not be null");
 		Assert.notNull(type, "type must not be null");
 	}

spring-batch-core/src/test/java/org/springframework/batch/core/JobParameterTests.java

@@ -15,22 +15,42 @@
  */
 package org.springframework.batch.core;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
 import java.util.Date;
 
 import org.junit.jupiter.api.Test;
 
 import org.springframework.batch.core.job.parameters.JobParameter;
 
+import static org.junit.jupiter.api.Assertions.*;
+
 /**
  * @author Lucas Ward
  * @author Mahmoud Ben Hassine
  *
  */
 class JobParameterTests {
 
+	@Test
+	void testConstructorNameNotNull() {
+		IllegalArgumentException exception = assertThrows(IllegalArgumentException.class,
+				() -> new JobParameter<>(null, "test", String.class, true));
+		assertEquals("name must not be null", exception.getMessage());
+	}
+
+	@Test
+	void testConstructorValueNotNull() {
+		IllegalArgumentException exception = assertThrows(IllegalArgumentException.class,
+				() -> new JobParameter<>("param", null, String.class, true));
+		assertEquals("value must not be null", exception.getMessage());
+	}
+
+	@Test
+	void testConstructorTypeNotNull() {
+		IllegalArgumentException exception = assertThrows(IllegalArgumentException.class,
+				() -> new JobParameter<>("param", "test", null, true));
+		assertEquals("type must not be null", exception.getMessage());
+	}
+
 	@Test
 	void testStringParameter() {
 		JobParameter<String> jobParameter = new JobParameter<>("param", "test", String.class, true);