diff --git a/tests/application/modules/admin/controllers/FileManagerControllerTest.php b/tests/application/modules/admin/controllers/FileManagerControllerTest.php
index 49ba940bc0091d04c49c5c9cb3f0cba04a3f525e..ffbaa12ca8c4b79e6c2f404a79843e8da5c262d9 100644
--- a/tests/application/modules/admin/controllers/FileManagerControllerTest.php
+++ b/tests/application/modules/admin/controllers/FileManagerControllerTest.php
@@ -1668,6 +1668,7 @@ class FileManagerControllerFindTest extends ModelTestCase {
 
   public function setUp() {
     parent::setUp();
+    $this->old_server_name = $_SERVER['SERVER_NAME'];
     $this->_initUrl();
     $admin = $this->fixture('Class_Users',
                             ['id' => 3,
@@ -1679,7 +1680,7 @@ class FileManagerControllerFindTest extends ModelTestCase {
 
 
   public function tearDown() {
-    $_SERVER['SERVER_NAME'] = null;
+    $_SERVER['SERVER_NAME'] = $this->old_server_name;
     parent::tearDown();
   }
 
diff --git a/tests/application/modules/opac/controllers/BibNumeriqueControllerDilicomTest.php b/tests/application/modules/opac/controllers/BibNumeriqueControllerDilicomTest.php
index 245c6e9b9f950c11aa5e28cba355f403377baac0..938c3280ddef46667a444c147e4dc27079bd9dc5 100644
--- a/tests/application/modules/opac/controllers/BibNumeriqueControllerDilicomTest.php
+++ b/tests/application/modules/opac/controllers/BibNumeriqueControllerDilicomTest.php
@@ -319,7 +319,7 @@ class BibNumeriqueContollerDilicomConsultBookWithErrorsActionTest extends BibNum
 
 
 
-class BibNumeriqueControllerDilicomLoanBookActionTestCase extends BibNumeriqueContollerDilicomTestCase {
+abstract class BibNumeriqueControllerDilicomLoanBookActionTestCase extends BibNumeriqueContollerDilicomTestCase {
     public function setUp() {
     parent::setUp();
     $_SERVER['HTTP_REFERER'] = '/viewnotice/id/3';
diff --git a/tests/application/modules/opac/controllers/JavaControllerTest.php b/tests/application/modules/opac/controllers/JavaControllerTest.php
index edc7e001f83cd348af546342f0d80e6aacad89e3..fa41dac57e39bc7c1227d8db379d4c34e1283227 100644
--- a/tests/application/modules/opac/controllers/JavaControllerTest.php
+++ b/tests/application/modules/opac/controllers/JavaControllerTest.php
@@ -57,7 +57,7 @@ class JavaControllerWidthDefaultKiosqueTest extends AbstractControllerTestCase {
 
 
 
-class JavaControllerCarrouselHorizontalTestCase extends AbstractControllerTestCase {
+abstract class JavaControllerCarrouselHorizontalTestCase extends AbstractControllerTestCase {
   public function setUp() {
     parent::setUp();
     $this->fixture('Class_Profil',
diff --git a/tests/library/Class/Cosmogramme/Integration/PhaseNoticeTestCase.php b/tests/library/Class/Cosmogramme/Integration/PhaseNoticeTestCase.php
index 9e2ca79f859b319d734b89dbd4599882ef60b236..79c5308835b488f3993f53d30552764ca88f1742 100644
--- a/tests/library/Class/Cosmogramme/Integration/PhaseNoticeTestCase.php
+++ b/tests/library/Class/Cosmogramme/Integration/PhaseNoticeTestCase.php
@@ -20,7 +20,7 @@
  */
 
 
-class PhaseNoticeTestCase extends Class_Cosmogramme_Integration_PhaseTestCase {
+abstract class PhaseNoticeTestCase extends Class_Cosmogramme_Integration_PhaseTestCase {
   protected $_phase, $_service_runner;
 
   public function setUp() {
diff --git a/tests/scenarios/AdvancedSearch/AdminConfigurationTest.php b/tests/scenarios/AdvancedSearch/AdminConfigurationTest.php
index 21672198670e61a474ca4ce1a584d7b117118119..ae828b91d92eca5e8f82443b34d8dc4512028071 100644
--- a/tests/scenarios/AdvancedSearch/AdminConfigurationTest.php
+++ b/tests/scenarios/AdvancedSearch/AdminConfigurationTest.php
@@ -51,7 +51,7 @@ class AdvancedSearch_AdminConfigurationUnactiveTest extends   Admin_AbstractCont
 
 
 
-class AdvancedSearch_ActiveTestCase extends Admin_AbstractControllerTestCase {
+abstract class AdvancedSearch_ActiveTestCase extends Admin_AbstractControllerTestCase {
   protected $_storm_default_to_volatile = true;
 
   public function setUp() {