Add ServiceConnection support for lldap/lldap (Compose)

See gh-44389

Signed-off-by: Eddú Meléndez <eddu.melendez@gmail.com>

spring-boot-project/spring-boot-docker-compose/src/dockerTest/java/org/springframework/boot/docker/compose/service/connection/ldap/LLdapDockerComposeConnectionDetailsFactoryIntegrationTests.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright 2012-2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docker.compose.service.connection.ldap;
+
+import org.springframework.boot.autoconfigure.ldap.LdapConnectionDetails;
+import org.springframework.boot.docker.compose.service.connection.test.DockerComposeTest;
+import org.springframework.boot.testsupport.container.TestImage;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Integration tests for {@link LLdapDockerComposeConnectionDetailsFactory}.
+ *
+ * @author Eddú Meléndez
+ */
+class LLdapDockerComposeConnectionDetailsFactoryIntegrationTests {
+
+	@DockerComposeTest(composeFile = "lldap-compose.yaml", image = TestImage.LLDAP)
+	void runCreatesConnectionDetails(LdapConnectionDetails connectionDetails) {
+		assertThat(connectionDetails.getUsername()).isEqualTo("cn=admin,ou=people,dc=springframework,dc=org");
+		assertThat(connectionDetails.getPassword()).isEqualTo("somepassword");
+		assertThat(connectionDetails.getBase()).isEqualTo("dc=springframework,dc=org");
+		assertThat(connectionDetails.getUrls()).hasSize(1);
+		assertThat(connectionDetails.getUrls()[0]).startsWith("ldap://");
+	}
+
+}

spring-boot-project/spring-boot-docker-compose/src/dockerTest/resources/org/springframework/boot/docker/compose/service/connection/ldap/lldap-compose.yaml

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+services:
+  ldap:
+    image: '{imageName}'
+    environment:
+      - 'LLDAP_LDAP_BASE_DN=dc=springframework,dc=org'
+      - 'LLDAP_LDAP_USER_PASS=somepassword'
+    ports:
+      - "3890"