From 519d02fef64f5d1dd9aa4c9a522579f3ff8e6a57 Mon Sep 17 00:00:00 2001
From: Mark Paluch <mark.paluch@broadcom.com>
Date: Tue, 22 Oct 2024 08:50:15 +0200
Subject: [PATCH] Add test for stored procedures accepting array types.

Closes #3081
---
 .../PostgresStoredProcedureIntegrationTests.java | 16 ++++++++++++++++
 .../scripts/postgres-stored-procedures.sql       | 10 ++++++++++
 2 files changed, 26 insertions(+)

diff --git a/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/procedures/PostgresStoredProcedureIntegrationTests.java b/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/procedures/PostgresStoredProcedureIntegrationTests.java
index d10a3b83d..eaf489fdc 100644
--- a/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/procedures/PostgresStoredProcedureIntegrationTests.java
+++ b/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/procedures/PostgresStoredProcedureIntegrationTests.java
@@ -159,6 +159,14 @@ class PostgresStoredProcedureIntegrationTests {
 		assertThat(results).containsKey("some_cursor");
 	}
 
+	@Test // GH-3081
+	void supportsArrayTypes() {
+
+		String result = repository.accept_array(new String[] { "one", "two" });
+
+		assertThat(result).isEqualTo("[1:2]");
+	}
+
 	@Entity
 	@NamedStoredProcedureQuery( //
 			name = "get_employees_postgres", //
@@ -177,6 +185,11 @@ class PostgresStoredProcedureIntegrationTests {
 					@StoredProcedureParameter(mode = ParameterMode.REF_CURSOR, name = "some_cursor", type = void.class),
 					@StoredProcedureParameter(mode = ParameterMode.OUT, name = "result1", type = Integer.class),
 					@StoredProcedureParameter(mode = ParameterMode.OUT, name = "result2", type = Integer.class) })
+	@NamedStoredProcedureQuery( //
+			name = "Employee.accept_array", //
+			procedureName = "accept_array", //
+			parameters = { @StoredProcedureParameter(mode = ParameterMode.IN, name = "some_chars", type = String[].class),
+					@StoredProcedureParameter(mode = ParameterMode.OUT, name = "dims", type = String.class) })
 	@NamedStoredProcedureQuery( //
 			name = "positional_inout", //
 			procedureName = "positional_inout_parameter_issue3460", //
@@ -260,6 +273,9 @@ class PostgresStoredProcedureIntegrationTests {
 		@Procedure(value = "get_employees_count")
 		Integer noResultSet();
 
+		@Procedure(value = "accept_array")
+		String accept_array(String[] some_chars);
+
 		@Procedure(value = "multiple_out")
 		Map<String, Object> multiple_out(int someNumber);
 
diff --git a/spring-data-jpa/src/test/resources/scripts/postgres-stored-procedures.sql b/spring-data-jpa/src/test/resources/scripts/postgres-stored-procedures.sql
index cb08f096c..2f5d9a7fe 100644
--- a/spring-data-jpa/src/test/resources/scripts/postgres-stored-procedures.sql
+++ b/spring-data-jpa/src/test/resources/scripts/postgres-stored-procedures.sql
@@ -65,3 +65,13 @@ BEGIN
     OPEN some_cursor FOR SELECT COUNT(*) FROM employee;
 END;
 $BODY$;;
+
+CREATE OR REPLACE PROCEDURE accept_array(IN some_chars VARCHAR(255)[],
+                                         OUT dims VARCHAR(255))
+    LANGUAGE 'plpgsql'
+AS
+$BODY$
+BEGIN
+    dims = array_dims(some_chars);
+END;
+$BODY$;;