diff --git a/testing/gitlab_test.sh b/testing/gitlab_test.sh
index d2205d17529547c7cc0e8a7c48137ca7fb7b5d63..ef7b316d5f920ac80504a84d82c3add2e467117b 100755
--- a/testing/gitlab_test.sh
+++ b/testing/gitlab_test.sh
@@ -46,7 +46,7 @@ pip3 install -r requirements.txt
 
 docker service ls
 # perform the testing
-bash ./preprocessor_test.sh
+bash ./preprocessor_test.sh preprocessed_list.csv
 bash ./registrar_test.sh product_list.csv
 
 if [ $? -ne 0 ]
diff --git a/testing/preprocessed_list.csv b/testing/preprocessed_list.csv
new file mode 100644
index 0000000000000000000000000000000000000000..1d1936fc26ab49d2c6d6d86b6fa771a5815be679
--- /dev/null
+++ b/testing/preprocessed_list.csv
@@ -0,0 +1,2 @@
+RS02_SAR_QF_SLC_20140518T050904_20140518T050909_TRS_33537_0000.tar
+KS03_AIS_PSH_1G_20160101T113020_20160101T113022_KGS_019339_75CE.tar
diff --git a/testing/preprocessor_test.py b/testing/preprocessor_test.py
deleted file mode 100644
index e798b27014e9f90b1228d8c91c891af07d6af642..0000000000000000000000000000000000000000
--- a/testing/preprocessor_test.py
+++ /dev/null
@@ -1,32 +0,0 @@
-
-import os
-from dotenv import load_dotenv
-from osgeo import gdal
-
-
-# ST_AUTH_VERSION=3
-# OS_AUTH_URL_SHORT=https://auth.cloud.ovh.net/
-# OS_AUTH_URL=https://auth.cloud.ovh.net/v3/
-# OS_USERNAME=xqNChf3Rz5vs
-# OS_TENANT_NAME=7398560954290261
-# OS_TENANT_ID=1b418c4359064774af5d55da3f4bcac0
-# OS_REGION_NAME=SERCO-DIAS1
-
-# load_dotenv(dotenv_path='../env/emg_obs.env')
-
-# gdal.SetConfigOption('SWIFT_AUTH_V3_URL', os.environ['ST_AUTH_VERSION'])
-# gdal.SetConfigOption('SWIFT_USER', os.environ['OS_AUTH_URL_SHORT'])
-# gdal.SetConfigOption('SWIFT_KEY', os.environ['OS_AUTH_URL'])
-# gdal.SetConfigOption('SWIFT_STORAGE_URL', os.environ['OS_USERNAME'])
-# gdal.SetConfigOption('SWIFT_AUTH_TOKEN',  os.environ[''])
-
-
-image = gdal.Open('/vsiswift/preprocessor_results/KS03_AIS_PSH_1G_20160101T113020_20160101T113022_KGS_019339_75CE.tar/K3_20160101113014_19339_02281264_L1G.tif', gdal.GA_ReadOnly)
-srcband = image.GetRasterBand(1)
-
-print ("[ NO DATA VALUE ] = ", srcband.GetNoDataValue())
-print ("[ MIN ] = ", srcband.GetMinimum())
-print ("[ MAX ] = ", srcband.GetMaximum())
-print ("[ SCALE ] = ", srcband.GetScale())
-print ("[ UNIT TYPE ] = ", srcband.GetUnitType())
-
diff --git a/testing/preprocessor_test.sh b/testing/preprocessor_test.sh
index 981aa1ff471f909ab04570e2dae9a88b800daa07..051e387612823208e33c285ce90039278549083d 100755
--- a/testing/preprocessor_test.sh
+++ b/testing/preprocessor_test.sh
@@ -1,11 +1,8 @@
-#!/bin/sh
+#!/bin/bash
+product_list_file=$1
 
 OS_PASSWORD=$(docker exec -i $(docker ps -qf "name=emg-pvs_preprocessor") cat /run/secrets/OS_PASSWORD)
 
-#preprocessing the images and save the results in the result bucket
-docker exec -e OS_PASSWORD=$OS_PASSWORD -i $(docker ps -qf "name=emg-pvs_preprocessor") \
-preprocessor preprocess --config-file testing/testing_preprocessor_config.yml KS03_AIS_PSH_1G_20160101T113020_20160101T113022_KGS_019339_75CE.tar
-
 ST_AUTH_VERSION=3
 OS_AUTH_URL_SHORT=https://auth.cloud.ovh.net/
 OS_AUTH_URL=https://auth.cloud.ovh.net/v3/
@@ -28,5 +25,16 @@ while read  key value ; do
     fi
 done < preprocessor_test.txt
 
-python3 preprocessor_test.py
+
+while read product; do
+    echo $product
+    # preprocessing the images and save the results in the result bucket
+    docker exec -e OS_PASSWORD=$OS_PASSWORD -i $(docker ps -qf "name=emg-pvs_preprocessor") \
+    preprocessor preprocess --config-file testing/testing_preprocessor_config.yml $product < "$product_list_file"
+    
+
+done < "$product_list_file"
+
+
+
 rm preprocessor_test.txt
\ No newline at end of file
diff --git a/testing/registrar_test.py b/testing/registrar_test.py
index 022aceea306d38bb50d833101c67b5684c5b3352..7223e0aee8ab5887e4d63256630c12e792a6e165 100644
--- a/testing/registrar_test.py
+++ b/testing/registrar_test.py
@@ -1,6 +1,7 @@
 import os
 import csv
 
+from osgeo import gdal
 import pytest
 import psycopg2
 import paramiko
@@ -49,7 +50,11 @@ def query_eo_object(connection, eo_id):
 def test_db_name(connection, identifiers):
     for row in identifiers:
         identifier = row[0].split('/')[4]
-        query_eo_object(connection, identifier)
+        coverage_id = query_eo_object(connection, identifier)
+        db_name = connection.get_dsn_parameters()["dbname"]
+
+        assert coverage_id == identifier
+        assert db_name == os.environ['DB_USER']
 
 
 def compare_links(sftp, product_xml, product):
@@ -68,6 +73,7 @@ def compare_links(sftp, product_xml, product):
     wcs_capabilities = 'emg.pass.copernicus.eu/ows?service=wcs&request=GetCapabilities&amp&cql=identifier='
     expected_wms_link = '%s"%s"' % (wms_capabilities, product)
     expected_wcs_link = '%s"%s"' % (wcs_capabilities, product)
+    
     assert expected_wms_link.replace('&amp&', '&') == wms_link
 
     assert expected_wcs_link.replace('&amp&', '&') == wcs_link
@@ -80,4 +86,12 @@ def test_reporting(sftp_connection, identifiers):
             identifier = row[0].split('/')[4]
 
             if identifier in item:
-                compare_links(sftp_connection, item, identifier)
\ No newline at end of file
+                compare_links(sftp_connection, item, identifier)
+
+
+def test_preprocessor():
+
+    image = gdal.Open('/vsiswift/preprocessor_results/KS03_AIS_PSH_1G_20160101T113020_20160101T113022_KGS_019339_75CE.tar/K3_20160101113014_19339_02281264_L1G.tif', gdal.GA_ReadOnly)
+    srcband = image.GetRasterBand(1)
+    assert srcband.Checksum() != None
+    assert srcband.Checksum() > 0 
\ No newline at end of file