diff --git a/.cocoindex_code/cocoindex.db/mdb/data.mdb b/.cocoindex_code/cocoindex.db/mdb/data.mdb
deleted file mode 100644
index d984184..0000000
Binary files a/.cocoindex_code/cocoindex.db/mdb/data.mdb and /dev/null differ
diff --git a/.cocoindex_code/cocoindex.db/mdb/lock.mdb b/.cocoindex_code/cocoindex.db/mdb/lock.mdb
deleted file mode 100644
index 263357b..0000000
Binary files a/.cocoindex_code/cocoindex.db/mdb/lock.mdb and /dev/null differ
diff --git a/.cocoindex_code/settings.yml b/.cocoindex_code/settings.yml
deleted file mode 100644
index c910c16..0000000
--- a/.cocoindex_code/settings.yml
+++ /dev/null
@@ -1,41 +0,0 @@
-exclude_patterns:
-- '**/.*'
-- '**/__pycache__'
-- '**/node_modules'
-- '**/target'
-- '**/build/assets'
-- '**/dist'
-- '**/vendor/*.*/*'
-- '**/vendor/*'
-- '**/.cocoindex_code'
-include_patterns:
-- '**/*.py'
-- '**/*.pyi'
-- '**/*.js'
-- '**/*.jsx'
-- '**/*.ts'
-- '**/*.tsx'
-- '**/*.mjs'
-- '**/*.cjs'
-- '**/*.rs'
-- '**/*.go'
-- '**/*.java'
-- '**/*.c'
-- '**/*.h'
-- '**/*.cpp'
-- '**/*.hpp'
-- '**/*.cc'
-- '**/*.cxx'
-- '**/*.hxx'
-- '**/*.hh'
-- '**/*.cs'
-- '**/*.sql'
-- '**/*.sh'
-- '**/*.bash'
-- '**/*.zsh'
-- '**/*.md'
-- '**/*.mdx'
-- '**/*.txt'
-- '**/*.rst'
-- '**/*.php'
-- '**/*.lua'
diff --git a/.cocoindex_code/target_sqlite.db b/.cocoindex_code/target_sqlite.db
deleted file mode 100644
index 55fe3ef..0000000
Binary files a/.cocoindex_code/target_sqlite.db and /dev/null differ
diff --git a/app/Controllers/Test/TestsController.php b/app/Controllers/Test/TestsController.php
index c47c243..aed5a0c 100644
--- a/app/Controllers/Test/TestsController.php
+++ b/app/Controllers/Test/TestsController.php
@@ -96,23 +96,18 @@ class TestsController extends BaseController
             $row['testdefgrp'] = $this->modelGrp->getGroupMembers($id);
         } elseif ($typeCode === 'GROUP') {
             $row['testdefgrp'] = $this->modelGrp->getGroupMembers($id);
-        } elseif ($typeCode !== 'TITLE') {
-            $row['testdeftech'] = $this->model->getTestTechWithRelations($id);
-
-            if (!empty($row['testdeftech'])) {
-                $techData = $row['testdeftech'][0];
-                $refType = $techData['RefType'];
-                $resultType = $techData['ResultType'] ?? '';
-
-                if (TestValidationService::usesRefNum($resultType, $refType)) {
-                    $row['refnum'] = $this->modelRefNum->getFormattedByTestSiteID($id);
-                }
-
-                if (TestValidationService::usesRefTxt($resultType, $refType)) {
-                    $row['reftxt'] = $this->modelRefTxt->getFormattedByTestSiteID($id);
-                }
-            }
-        }
+        } elseif ($typeCode !== 'TITLE') {
+            $refType = $row['RefType'] ?? '';
+            $resultType = $row['ResultType'] ?? '';
+
+            if (TestValidationService::usesRefNum($resultType, $refType)) {
+                $row['refnum'] = $this->modelRefNum->getFormattedByTestSiteID($id);
+            }
+
+            if (TestValidationService::usesRefTxt($resultType, $refType)) {
+                $row['reftxt'] = $this->modelRefTxt->getFormattedByTestSiteID($id);
+            }
+        }
 
         return $this->respond([
             'status'  => 'success',
diff --git a/app/Models/Test/TestDefSiteModel.php b/app/Models/Test/TestDefSiteModel.php
index f147b8d..38a993c 100644
--- a/app/Models/Test/TestDefSiteModel.php
+++ b/app/Models/Test/TestDefSiteModel.php
@@ -228,11 +228,16 @@ class TestDefSiteModel extends BaseModel {
    * @param int $id
    * @return array|null
    */
-  public function getTestById($id)
-  {
-      $row = $this->select('testdefsite.*')
-          ->where('testdefsite.TestSiteID', $id)
-          ->find($id);
+  public function getTestById($id)
+  {
+      $row = $this->db->table('testdefsite')
+          ->select('testdefsite.*, d.DisciplineName, dept.DepartmentName')
+          ->join('discipline d', 'd.DisciplineID = testdefsite.DisciplineID', 'left')
+          ->join('department dept', 'dept.DepartmentID = testdefsite.DepartmentID', 'left')
+          ->where('testdefsite.TestSiteID', $id)
+          ->where('testdefsite.EndDate IS NULL')
+          ->get()
+          ->getRowArray();
       
       if (!$row) {
           return null;
@@ -245,21 +250,4 @@ class TestDefSiteModel extends BaseModel {
       return $rows[0];
   }
 
-  /**
-   * Get technical test with discipline and department relations
-   *
-   * @param int $testSiteID
-   * @return array
-   */
-  public function getTestTechWithRelations($testSiteID)
-  {
-      return $this->db->table('testdefsite')
-          ->select('testdefsite.*, d.DisciplineName, dept.DepartmentName')
-          ->join('discipline d', 'd.DisciplineID=testdefsite.DisciplineID', 'left')
-          ->join('department dept', 'dept.DepartmentID=testdefsite.DepartmentID', 'left')
-          ->where('testdefsite.TestSiteID', $testSiteID)
-          ->where('testdefsite.EndDate IS NULL')
-          ->get()
-          ->getResultArray();
-  }
-}
+}
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..c0e70f9
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,6 @@
+{
+  "name": "clqms01-be",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}
diff --git a/tests/feature/Test/TestShowResponseTest.php b/tests/feature/Test/TestShowResponseTest.php
new file mode 100644
index 0000000..a58d8c8
--- /dev/null
+++ b/tests/feature/Test/TestShowResponseTest.php
@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Feature\Test;
+
+use App\Models\Test\TestDefSiteModel;
+use CodeIgniter\Test\CIUnitTestCase;
+use CodeIgniter\Test\FeatureTestTrait;
+
+class TestShowResponseTest extends CIUnitTestCase
+{
+    use FeatureTestTrait;
+
+    public function testShowTechnicalDoesNotReturnNestedTestDefTech(): void
+    {
+        $model = new TestDefSiteModel();
+
+        $test = $model->where('TestSiteCode', 'GLU')->where('EndDate IS NULL')->first();
+        if (!$test) {
+            $test = $model->where('TestType', 'TEST')->where('EndDate IS NULL')->first();
+        }
+
+        $this->assertNotEmpty($test, 'No active technical test record found for show endpoint test.');
+
+        $response = $this->call('get', 'api/test/' . $test['TestSiteID']);
+
+        $response->assertStatus(200);
+
+        $json = json_decode($response->getJSON(), true);
+
+        $this->assertSame('success', $json['status'] ?? null);
+        $this->assertArrayHasKey('data', $json);
+        $this->assertArrayNotHasKey('testdeftech', $json['data']);
+        $this->assertArrayHasKey('TestSiteID', $json['data']);
+        $this->assertArrayHasKey('ResultType', $json['data']);
+    }
+}