src/test/java/com/runtimematrix/service/RoleServiceTransactionTest.java

@@ -0,0 +1,36 @@
+package com.runtimematrix.service;
+
+import com.runtimematrix.domain.Role;
+import com.runtimematrix.repository.RoleRepository;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.transaction.annotation.Transactional;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@SpringBootTest
+class RoleServiceTransactionTest {
+
+    @Autowired
+    private RoleService roleService;
+
+    @Autowired
+    private RoleRepository roleRepository;
+
+    @Test
+    @Transactional(readOnly = true)
+    void readOnlyTransaction_allowsRead() {
+        var roles = roleService.findAllRoles();
+        assertThat(roles).isNotNull();
+    }
+
+    @Test
+    void createRole_commitsSuccessfully() {
+        Role role = new Role(null, "TEST_ROLE", "Test Role");
+        Role saved = roleService.createRole(role);
+
+        assertThat(saved.getId()).isNotNull();
+        assertThat(roleRepository.findById(saved.getId())).isPresent();
+    }
+}