tab 2 spaces in test files

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@419 b3834d28-1941-0410-a4f8-b48e95affb8f

6 files changed, 793 insertions, 793 deletions

diff --git a/tests/AllTests.php b/tests/AllTests.php
index 4507a5a..f7a04cc 100644
--- a/tests/AllTests.php
+++ b/tests/AllTests.php
@@ -2,11 +2,11 @@
 /*
 * To launch all tests, type the following line into the root directory
 * of SemanticScuttle (where is the config.inc.php file) :
-* 
+*
 *     phpunit --testdox-html tests/dox.html AllTests tests/allTests.php
-* 
+*
 *  !!Check that $debugMode = false in config.inc.php to avoid unstable beahviours!!
-* 
+*
 * A dox.html file will be created into the tests/ directory providing a summary
 * of tests according to agile development.
 * */
@@ -30,20 +30,20 @@ class AllTests extends PHPUnit_Framework_TestSuite
 
     public static function suite()
     {
-    	$suite = new AllTests();
+        $suite = new AllTests();
         $tdir = dirname(__FILE__);
-    	$suite->addTestFile($tdir . '/BookmarkTest.php');
-    	$suite->addTestFile($tdir . '/Tag2TagTest.php'); 
-    	$suite->addTestFile($tdir . '/TagsCacheTest.php');
-    	$suite->addTestFile($tdir . '/CommonDescriptionTest.php');     	
-    	$suite->addTestFile($tdir . '/SearchHistoryTest.php'); 
-    	$suite->addTestFile($tdir . '/TagTest.php');
-    	$suite->addTestFile($tdir . '/VoteTest.php');
+        $suite->addTestFile($tdir . '/BookmarkTest.php');
+        $suite->addTestFile($tdir . '/Tag2TagTest.php');
+        $suite->addTestFile($tdir . '/TagsCacheTest.php');
+        $suite->addTestFile($tdir . '/CommonDescriptionTest.php');
+        $suite->addTestFile($tdir . '/SearchHistoryTest.php');
+        $suite->addTestFile($tdir . '/TagTest.php');
+        $suite->addTestFile($tdir . '/VoteTest.php');
         return $suite;
     }
- 
 
- 
+
+
     protected function tearDown()
     {
     }
diff --git a/tests/CommonDescriptionTest.php b/tests/CommonDescriptionTest.php
index 93fcc53..7276601 100644
--- a/tests/CommonDescriptionTest.php
+++ b/tests/CommonDescriptionTest.php
@@ -50,7 +50,7 @@ class CommonDescriptionTest extends TestBase
         );
     }
 
- 
+
     protected function setUp()
     {
         $this->us =SemanticScuttle_Service_Factory::get('User');
@@ -59,67 +59,67 @@ class CommonDescriptionTest extends TestBase
         $this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
         $this->b2ts->deleteAll();
         $this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
-        $this->tts->deleteAll(); 
+        $this->tts->deleteAll();
         $this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
         $this->tsts->deleteAll();
         $this->cds =SemanticScuttle_Service_Factory::get('CommonDescription');
         $this->cds->deleteAll();
     }
- 
+
     public function testModifyDescription()
     {
-	$cds = $this->cds;
-
-	$uId1 = 1;
-	$uId2 = 2;
-	$title1 = "title1";
-	$title2 = "title2";
-	$desc1 = "&é\"'(-è_çà)=´~#'#{{[\\\\[||`\^\^@^@}¹²¡×¿ ?./§µ%";
-	$desc2 = "æâ€êþÿûîîôôöŀï'üð’‘ßä«≤»©»  ↓¿×÷¡¹²³";
-	$time1 = time();
-	$time2 = time()+200;
-
-	$tagDesc1 = array('cdId'=>1, 'tag'=>'taghouse', 'cdDescription'=>$desc1, 'uId'=>$uId1,'cdDatetime'=>$time1);
-	$tagDesc2 = array('cdId'=>2, 'tag'=>'taghouse', 'cdDescription'=>$desc2, 'uId'=>$uId2,'cdDatetime'=>$time2);
-
-	$cds->addTagDescription('taghouse', $desc1, $uId1, $time1);
-	$cds->addTagDescription('taghouse', $desc2, $uId2, $time2);
-
-	$desc = $cds->getLastTagDescription('taghouse');
-	$this->assertContains('taghouse', $desc);
-	$this->assertContains($desc2, $desc);
-	$this->assertContains(gmdate('Y-m-d H:i:s', $time2), $desc);
-
-	$desc = $cds->getAllTagsDescription('taghouse');
-	$this->assertContains($desc1, $desc[1]);
-	$this->assertContains(gmdate('Y-m-d H:i:s', $time1), $desc[1]);
-	$this->assertContains($desc2, $desc[0]);
-	$this->assertContains(gmdate('Y-m-d H:i:s', $time2), $desc[0]);
-	
-	$desc = $cds->getDescriptionById(1);
-	$this->assertContains($desc1, $desc);
-
-	$bkDesc1 = array('cdId'=>3, 'bHash'=>'10', 'cdTitle'=>$title1, 'cdDescription'=>$desc1, 'uId'=>$uId1,'cdDatetime'=>$time1);
-	$bkDesc2 = array('cdId'=>4, 'bHash'=>'10', 'cdTitle'=>$title2, 'cdDescription'=>$desc2, 'uId'=>$uId2,'cdDatetime'=>$time2);
-
-	$cds->addBookmarkDescription(10, $title1, $desc1, $uId1, $time1);
-	$cds->addBookmarkDescription(10, $title2, $desc2, $uId2, $time2);
-
-	$desc = $cds->getLastBookmarkDescription(10);
-	$this->assertContains($title2, $desc);
-	$this->assertContains($desc2, $desc);
-	$this->assertContains(gmdate('Y-m-d H:i:s', $time2), $desc);
-
-	$desc = $cds->getAllBookmarksDescription(10);
-	$this->assertContains($title1, $desc[1]);
-	$this->assertContains($desc1, $desc[1]);
-	$this->assertContains(gmdate('Y-m-d H:i:s', $time1), $desc[1]);
-	$this->assertContains($title2, $desc[0]);
-	$this->assertContains($desc2, $desc[0]);
-	$this->assertContains(gmdate('Y-m-d H:i:s', $time2), $desc[0]);
-	
-	$desc = $cds->getDescriptionById(3);
-	$this->assertContains($desc1, $desc);
+    $cds = $this->cds;
+
+    $uId1 = 1;
+    $uId2 = 2;
+    $title1 = "title1";
+    $title2 = "title2";
+    $desc1 = "&é\"'(-è_çà)=´~#'#{{[\\\\[||`\^\^@^@}¹²¡×¿ ?./§µ%";
+    $desc2 = "æâ€êþÿûîîôôöŀï'üð’‘ßä«≤»©»  ↓¿×÷¡¹²³";
+    $time1 = time();
+    $time2 = time()+200;
+
+    $tagDesc1 = array('cdId'=>1, 'tag'=>'taghouse', 'cdDescription'=>$desc1, 'uId'=>$uId1,'cdDatetime'=>$time1);
+    $tagDesc2 = array('cdId'=>2, 'tag'=>'taghouse', 'cdDescription'=>$desc2, 'uId'=>$uId2,'cdDatetime'=>$time2);
+
+    $cds->addTagDescription('taghouse', $desc1, $uId1, $time1);
+    $cds->addTagDescription('taghouse', $desc2, $uId2, $time2);
+
+    $desc = $cds->getLastTagDescription('taghouse');
+    $this->assertContains('taghouse', $desc);
+    $this->assertContains($desc2, $desc);
+    $this->assertContains(gmdate('Y-m-d H:i:s', $time2), $desc);
+
+    $desc = $cds->getAllTagsDescription('taghouse');
+    $this->assertContains($desc1, $desc[1]);
+    $this->assertContains(gmdate('Y-m-d H:i:s', $time1), $desc[1]);
+    $this->assertContains($desc2, $desc[0]);
+    $this->assertContains(gmdate('Y-m-d H:i:s', $time2), $desc[0]);
+
+    $desc = $cds->getDescriptionById(1);
+    $this->assertContains($desc1, $desc);
+
+    $bkDesc1 = array('cdId'=>3, 'bHash'=>'10', 'cdTitle'=>$title1, 'cdDescription'=>$desc1, 'uId'=>$uId1,'cdDatetime'=>$time1);
+    $bkDesc2 = array('cdId'=>4, 'bHash'=>'10', 'cdTitle'=>$title2, 'cdDescription'=>$desc2, 'uId'=>$uId2,'cdDatetime'=>$time2);
+
+    $cds->addBookmarkDescription(10, $title1, $desc1, $uId1, $time1);
+    $cds->addBookmarkDescription(10, $title2, $desc2, $uId2, $time2);
+
+    $desc = $cds->getLastBookmarkDescription(10);
+    $this->assertContains($title2, $desc);
+    $this->assertContains($desc2, $desc);
+    $this->assertContains(gmdate('Y-m-d H:i:s', $time2), $desc);
+
+    $desc = $cds->getAllBookmarksDescription(10);
+    $this->assertContains($title1, $desc[1]);
+    $this->assertContains($desc1, $desc[1]);
+    $this->assertContains(gmdate('Y-m-d H:i:s', $time1), $desc[1]);
+    $this->assertContains($title2, $desc[0]);
+    $this->assertContains($desc2, $desc[0]);
+    $this->assertContains(gmdate('Y-m-d H:i:s', $time2), $desc[0]);
+
+    $desc = $cds->getDescriptionById(3);
+    $this->assertContains($desc1, $desc);
 
 
     }
diff --git a/tests/SearchHistoryTest.php b/tests/SearchHistoryTest.php
index 2421a20..3405af1 100644
--- a/tests/SearchHistoryTest.php
+++ b/tests/SearchHistoryTest.php
@@ -50,64 +50,64 @@ class SearchHistoryTest extends TestBase
     }
 
 
- 
+
     protected function setUp()
     {
-	$this->us =SemanticScuttle_Service_Factory::get('User');
-	$this->bs =SemanticScuttle_Service_Factory::get('Bookmark');
-	$this->bs->deleteAll();
-	$this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
-	$this->b2ts->deleteAll();
-	$this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
-	$this->tts->deleteAll(); 
-	$this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
-	$this->tsts->deleteAll();
-	$this->shs =SemanticScuttle_Service_Factory::get('SearchHistory');
-	$this->shs->deleteAll();
+    $this->us =SemanticScuttle_Service_Factory::get('User');
+    $this->bs =SemanticScuttle_Service_Factory::get('Bookmark');
+    $this->bs->deleteAll();
+    $this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
+    $this->b2ts->deleteAll();
+    $this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
+    $this->tts->deleteAll();
+    $this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
+    $this->tsts->deleteAll();
+    $this->shs =SemanticScuttle_Service_Factory::get('SearchHistory');
+    $this->shs->deleteAll();
     }
 
     public function testSearchHistory()
     {
-	$shs = $this->shs;
-
-	$terms = 'bbqsdkbb;,:,:q;,qddds&é"\'\\\\\(-è_çà)';
-	$terms2 = '~#{|`]';
-	$range = 'all';
-	$nbResults = 10908;
-	$uId = 10;
-
-	$shs->addSearch($terms, $range, $nbResults, $uId);
-	$shs->addSearch($terms2, $range, $nbResults, $uId);
-	$shs->addSearch('', $range, $nbResults, $uId);    // A void search must not be saved
-
-	$searches = $shs->getAllSearches();
-	$this->assertSame(2, count($searches));
-	$searches = $shs->getAllSearches($range, $uId);
-	$this->assertEquals(2, count($searches));
-	$searches = $shs->getAllSearches($range, 20);  // fake userid
-	$this->assertEquals(0, count($searches));
-	$searches = $shs->getAllSearches($range, $uId, 1);
-	$this->assertEquals(1, count($searches));
-	$searches = $shs->getAllSearches($range, null, 1, 1);
-	$this->assertEquals(1, count($searches));
-
-	//test content of results
-	$searches = $shs->getAllSearches();
-	$this->assertSame($terms2, $searches[0]['shTerms']);
-	$this->assertSame($range, $searches[0]['shRange']);
-	$this->assertEquals($nbResults, $searches[0]['shNbResults']);
-	$this->assertEquals($uId, $searches[0]['uId']);
-	$this->assertSame($terms, $searches[1]['shTerms']);
-	$this->assertSame($range, $searches[1]['shRange']);
-	$this->assertEquals($nbResults, $searches[1]['shNbResults']);
-	$this->assertEquals($uId, $searches[1]['uId']);
-
-	//test distinct parameter
-	$shs->addSearch($terms,  $range, $nbResults, 30); // we repeat a search (same terms)
-	$searches = $shs->getAllSearches();
-	$this->assertSame(3, count($searches));
-	$searches = $shs->getAllSearches(NULL, NULL, NULL, NULL, true);
-	$this->assertSame(2, count($searches));
+    $shs = $this->shs;
+
+    $terms = 'bbqsdkbb;,:,:q;,qddds&é"\'\\\\\(-è_çà)';
+    $terms2 = '~#{|`]';
+    $range = 'all';
+    $nbResults = 10908;
+    $uId = 10;
+
+    $shs->addSearch($terms, $range, $nbResults, $uId);
+    $shs->addSearch($terms2, $range, $nbResults, $uId);
+    $shs->addSearch('', $range, $nbResults, $uId);    // A void search must not be saved
+
+    $searches = $shs->getAllSearches();
+    $this->assertSame(2, count($searches));
+    $searches = $shs->getAllSearches($range, $uId);
+    $this->assertEquals(2, count($searches));
+    $searches = $shs->getAllSearches($range, 20);  // fake userid
+    $this->assertEquals(0, count($searches));
+    $searches = $shs->getAllSearches($range, $uId, 1);
+    $this->assertEquals(1, count($searches));
+    $searches = $shs->getAllSearches($range, null, 1, 1);
+    $this->assertEquals(1, count($searches));
+
+    //test content of results
+    $searches = $shs->getAllSearches();
+    $this->assertSame($terms2, $searches[0]['shTerms']);
+    $this->assertSame($range, $searches[0]['shRange']);
+    $this->assertEquals($nbResults, $searches[0]['shNbResults']);
+    $this->assertEquals($uId, $searches[0]['uId']);
+    $this->assertSame($terms, $searches[1]['shTerms']);
+    $this->assertSame($range, $searches[1]['shRange']);
+    $this->assertEquals($nbResults, $searches[1]['shNbResults']);
+    $this->assertEquals($uId, $searches[1]['uId']);
+
+    //test distinct parameter
+    $shs->addSearch($terms,  $range, $nbResults, 30); // we repeat a search (same terms)
+    $searches = $shs->getAllSearches();
+    $this->assertSame(3, count($searches));
+    $searches = $shs->getAllSearches(NULL, NULL, NULL, NULL, true);
+    $this->assertSame(2, count($searches));
     }
 }
 
diff --git a/tests/Tag2TagTest.php b/tests/Tag2TagTest.php
index 004bbaf..95e94ef 100644
--- a/tests/Tag2TagTest.php
+++ b/tests/Tag2TagTest.php
@@ -28,10 +28,10 @@ if (!defined('PHPUnit_MAIN_METHOD')) {
  */
 class Tag2TagTest extends TestBase
 {
-	protected $us;
-	protected $bs;
-	protected $b2ts;
-	protected $tts;
+    protected $us;
+    protected $bs;
+    protected $b2ts;
+    protected $tts;
 
 
 
@@ -50,487 +50,487 @@ class Tag2TagTest extends TestBase
 
 
 
-	protected function setUp()
-	{
-		$this->us =SemanticScuttle_Service_Factory::get('User');
-		$this->bs =SemanticScuttle_Service_Factory::get('Bookmark');
-		$this->bs->deleteAll();
-		$this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
-		$this->b2ts->deleteAll();
-		$this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
-		$this->tts->deleteAll();
-		$this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
-		$this->tsts->deleteAll();
-	}
-
-	public function testManipulateTag2TagRelationsOfInclusion()
-	{
-		$tts = $this->tts;
-
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('a', 'c', '>', 1);
-		$tts->addLinkedTags('a', 'd', '>', 20);
-		$tts->addLinkedTags('b', 'd', '>', 1);
-		$tts->addLinkedTags('d', 'e', '>', 1);
-		$tts->addLinkedTags('d', 'e', '>', 20);
-		$tts->addLinkedTags('f', 'g', '>', 20);
-
-		// basic test
-
-
-		$links = $tts->getLinks(1);
-		$this->assertEquals(4, count($links));
-
-		$allLinkedTags = $tts->getAllLinkedTags('e', '>', 1);
-		$this->assertEquals(array(), $allLinkedTags);
-
-		$allLinkedTags = $tts->getAllLinkedTags('d', '>', 1);
-		$this->assertEquals(array('e'), $allLinkedTags);
-
-		$allLinkedTags = $tts->getAllLinkedTags('b', '>', 1);
-		$this->assertEquals(array('d', 'e'), $allLinkedTags);
-		$this->assertEquals(2, sizeof($allLinkedTags));
-		$this->assertTrue(in_array('d', $allLinkedTags));
-		$this->assertTrue(in_array('e', $allLinkedTags));
-
-		$allLinkedTags = $tts->getAllLinkedTags('a', '>', 1);
-		$this->assertEquals(4, sizeof($allLinkedTags));
-		$this->assertTrue(in_array('b', $allLinkedTags));
-		$this->assertTrue(in_array('c', $allLinkedTags));
-		$this->assertTrue(in_array('d', $allLinkedTags));
-		$this->assertTrue(in_array('e', $allLinkedTags));
-
-
-		// warning: we add recursive link
-		$tts->addLinkedTags('b', 'a', '>', 1);
-
-		$allLinkedTags = $tts->getAllLinkedTags('a', '>', 1);
-		$this->assertEquals(4, sizeof($allLinkedTags));
-		//$this->assertTrue(in_array('a', $allLinkedTags));
-		$this->assertTrue(in_array('b', $allLinkedTags));
-		$this->assertTrue(in_array('c', $allLinkedTags));
-		$this->assertTrue(in_array('d', $allLinkedTags));
-		$this->assertTrue(in_array('e', $allLinkedTags));
-
-		$orphewTags = $tts->getOrphewTags('>', 1);
-		$this->assertEquals(0, sizeof($orphewTags));
-		$orphewTags = $tts->getOrphewTags('>', 20);
-		$this->assertEquals(2, sizeof($orphewTags));
-		$this->assertSame('a', $orphewTags[0]['tag']);
-		$this->assertSame('f', $orphewTags[1]['tag']);
-		$orphewTags = $tts->getOrphewTags('>');
-		$this->assertEquals(1, sizeof($orphewTags));
-		$this->assertSame('f', $orphewTags[0]['tag']);
-
-		$linkedTags = $tts->getLinkedTags('a', '>');
-		$this->assertSame(array('b', 'c', 'd'), $linkedTags);
-		$linkedTags = $tts->getLinkedTags('a', '>', 1);
-		$this->assertSame(array('b', 'c'), $linkedTags);
-		$tts->removeLinkedTags('a', 'b', '>', 1);
-		$linkedTags = $tts->getLinkedTags('a', '>', 1);
-		$this->assertSame(array('c'), $linkedTags);
-		$tts->removeLinkedTags('a', 'c', '>', 1);
-		$linkedTags = $tts->getLinkedTags('a', '>', 1);
-		$this->assertEquals(0, sizeof($linkedTags));
-	}
-
-	public function testManipulateTag2TagRelationsOfSynonym()
-	{
-		$tts = $this->tts;
-
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('b', 'c', '>', 1);
-		$tts->addLinkedTags('b', 'd', '=', 1);
-		$tts->addLinkedTags('d', 'e', '=', 1);
-		$tts->addLinkedTags('d', 'f', '=', 1);
-		$tts->addLinkedTags('e', 'g', '>', 1);
-
-		$linkedTags = $tts->getLinkedTags('a', '>', 1);
-		$this->assertSame(array('b'), $linkedTags);
-
-		$linkedTags = $tts->getLinkedTags('a', '=', 1);
-		$this->assertSame(array(), $linkedTags);
-
-		$linkedTags = $tts->getLinkedTags('b', '=', 1);
-		$this->assertSame(array('d'), $linkedTags);
-
-		$linkedTags = $tts->getLinkedTags('d', '=', 1);
-		$this->assertEquals(3, sizeof($linkedTags));
-		$this->assertTrue(in_array('b', $linkedTags)); // '=' is bijective
-		$this->assertTrue(in_array('e', $linkedTags));
-		$this->assertTrue(in_array('f', $linkedTags));
-
-		$linkedTags = $tts->getLinkedTags('f', '=', 1);
-		$this->assertEquals(1, sizeof($linkedTags));
-		$this->assertTrue(in_array('d', $linkedTags)); // '=' is bijective
-
-		// test allLinkTags (with inference)
-		$allLinkedTags = $tts->getAllLinkedTags('a', '=', 1);
-		$this->assertEquals(0, sizeof($allLinkedTags));
-
-		$allLinkedTags = $tts->getAllLinkedTags('b', '=', 1);
-		$this->assertEquals(3, sizeof($allLinkedTags));
-		$this->assertTrue(in_array('d', $allLinkedTags));
-		$this->assertTrue(in_array('e', $allLinkedTags));
-		$this->assertTrue(in_array('f', $allLinkedTags));
-
-		$allLinkedTags = $tts->getAllLinkedTags('f', '>', 1);
-		$this->assertEquals(5, sizeof($allLinkedTags));
-		$this->assertTrue(in_array('b', $allLinkedTags));
-		$this->assertTrue(in_array('d', $allLinkedTags));
-		$this->assertTrue(in_array('e', $allLinkedTags));
-		$this->assertTrue(in_array('c', $allLinkedTags));
-		$this->assertTrue(in_array('g', $allLinkedTags));
-
-		$allLinkedTags = $tts->getAllLinkedTags('a', '>', 1);
-		$this->assertEquals(6, sizeof($allLinkedTags));
-		$this->assertTrue(in_array('b', $allLinkedTags));
-		$this->assertTrue(in_array('c', $allLinkedTags));
-		$this->assertTrue(in_array('d', $allLinkedTags));
-		$this->assertTrue(in_array('e', $allLinkedTags));
-		$this->assertTrue(in_array('f', $allLinkedTags));
-		$this->assertTrue(in_array('g', $allLinkedTags));
-
-		$tts->addLinkedTags('g', 'h', '>', 1);
-		$tts->addLinkedTags('i', 'h', '=', 1);
-		$tts->addLinkedTags('j', 'f', '>', 1);
-
-		$allLinkedTags = $tts->getAllLinkedTags('j', '>', 1);
-		$this->assertEquals(8, sizeof($allLinkedTags));
-		$this->assertTrue(in_array('b', $allLinkedTags));
-		$this->assertTrue(in_array('c', $allLinkedTags));
-		$this->assertTrue(in_array('d', $allLinkedTags));
-		$this->assertTrue(in_array('e', $allLinkedTags));
-		$this->assertTrue(in_array('f', $allLinkedTags));
-		$this->assertTrue(in_array('g', $allLinkedTags));
-		$this->assertTrue(in_array('h', $allLinkedTags));
-		$this->assertTrue(in_array('i', $allLinkedTags));
-
-		// complex case: test cycle
-		$tts->addLinkedTags('g', 'a', '>', 1);
-		$allLinkedTags = $tts->getAllLinkedTags('b', '>', 1);
-		$this->assertEquals(8, sizeof($allLinkedTags));
-		$this->assertTrue(in_array('a', $allLinkedTags));
-		$this->assertTrue(in_array('c', $allLinkedTags));
-		$this->assertTrue(in_array('d', $allLinkedTags));
-		$this->assertTrue(in_array('e', $allLinkedTags));
-		$this->assertTrue(in_array('f', $allLinkedTags));
-		$this->assertTrue(in_array('g', $allLinkedTags));
-		$this->assertTrue(in_array('h', $allLinkedTags));
-		$this->assertTrue(in_array('i', $allLinkedTags));
-
-	}
-
-	// Test function that select the best tags to display?
-	public function testViewTag2TagRelations()
-	{
-		$tts = $this->tts;
-
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('c', 'd', '>', 1);
-		$tts->addLinkedTags('d', 'e', '>', 1);
-		$tts->addLinkedTags('f', 'g', '>', 1);
-		$tts->addLinkedTags('f', 'h', '>', 1);
-		$tts->addLinkedTags('f', 'i', '>', 1);
-
-		$orphewTags = $tts->getOrphewTags('>', 1);
-		$this->assertEquals(3, sizeof($orphewTags));
-		$this->assertSame('a', $orphewTags[0]['tag']);
-		$this->assertSame('c', $orphewTags[1]['tag']);
-		$this->assertSame('f', $orphewTags[2]['tag']);
-
-		// with limit
-		$orphewTags = $tts->getOrphewTags('>', 1, 2);
-		$this->assertEquals(2, sizeof($orphewTags));
-		$this->assertSame('a', $orphewTags[0]['tag']);
-		$this->assertSame('c', $orphewTags[1]['tag']);
-
-		// with sorting
-		$orphewTags = $tts->getOrphewTags('>', 1, 2, 'nb'); // nb descendants
-		$this->assertEquals(2, sizeof($orphewTags));
-		$this->assertSame('f', $orphewTags[0]['tag']);
-		$this->assertSame('c', $orphewTags[1]['tag']);
-
-		$orphewTags = $tts->getOrphewTags('>', 1, 1, 'depth');
-		$this->assertEquals(1, sizeof($orphewTags));
-		$this->assertSame('c', $orphewTags[0]['tag']);
-
-		$orphewTags = $tts->getOrphewTags('>', 1, null, 'nbupdate');
-		$this->assertEquals(3, sizeof($orphewTags));
-		$this->assertSame('f', $orphewTags[0]['tag']);
-		$this->assertSame('c', $orphewTags[1]['tag']);
-		$this->assertSame('a', $orphewTags[2]['tag']);
-
-	}
-
-	public function testAddLinkedTagsThroughBookmarking()
-	{
-		$bs = $this->bs;
-		$tags = array('a>b', 'b>c', 'a>d>e', 'a>a', 'a', 'r=s', 's=t=u');
-		$bs->addBookmark("http://google.com", "title", "description", "status", $tags, null, false, false, 1);
-		$bookmark = $bs->getBookmarkByAddress("http://google.com");
-
-		$b2ts = $this->b2ts;
-		$savedTags = $b2ts->getTagsForBookmark(intval($bookmark['bId']));
-		$this->assertEquals(6, sizeof($savedTags));
-		$this->assertContains('b', $savedTags);
-		$this->assertContains('c', $savedTags);
-		$this->assertContains('e', $savedTags);
-		$this->assertContains('a', $savedTags);
-		$this->assertContains('r', $savedTags);
-		$this->assertContains('s', $savedTags);
-
-		$tts = $this->tts;
-		$linkedTags = $tts->getLinkedTags('a', '>', 1);
-		$this->assertEquals(2, sizeof($linkedTags));
-		$this->assertSame('b', $linkedTags[0]['tag']);
-		$this->assertSame('d', $linkedTags[1]['tag']);
-		$linkedTags = $tts->getLinkedTags('b', '>', 1);
-		$this->assertEquals(1, sizeof($linkedTags));
-		$this->assertSame('c', $linkedTags[0]['tag']);
-		$this->assertTrue($tts->existsLinkedTags('d', 'e', '>', 1));
-		$this->assertFalse($tts->existsLinkedTags('e', 'd', '>', 1));
-	}
-
-	public function testSearchThroughLinkedTags()
-	{
-		$tts = $this->tts;
-		$bs = $this->bs;
-
-		$tts->addLinkedTags('aa', 'bb', '>', 1);
-
-		$tags = array('aa>bb>cc', 'dd');
-		$bs->addBookmark("web1.com", "B1", "description", "status", $tags, null, false, false, 1);
-		$tags = array('bb>gg', 'ee>ff');
-		$bs->addBookmark("web2.com", "B2", "description", "status", $tags, null, false, false, 1);
-		$tags = array('ee=ii');
-		$bs->addBookmark("web3.com", "B3", "description", "status", $tags, null, false, false, 1);
-
-		// Query format:
-		// $bs->getBookmarks($start = 0, $perpage = NULL, $user = NULL, $tags = NULL, $terms = NULL, $sortOrder = NULL, $watched = NULL, $startdate = NULL, $enddate = NULL, $hash = NULL);
-
-		// basic queries
-		$results = $bs->getBookmarks(0, NULL, 1, 'dd');
-		$this->assertSame(1, intval($results['total']));
-		$this->assertSame('B1', $results['bookmarks'][0]['bTitle']);
-
-		$results = $bs->getBookmarks(0, NULL, 1, 'cc');
-		$this->assertSame(1, intval($results['total']));
-		$this->assertSame('B1', $results['bookmarks'][0]['bTitle']);
-
-		//advanced queries
-		$results = $bs->getBookmarks(0, NULL, 1, 'aa');
-		$this->assertSame(2, intval($results['total']));
-		$this->assertSame('B1', $results['bookmarks'][0]['bTitle']);
-		$this->assertSame('B2', $results['bookmarks'][1]['bTitle']);
-
-		$results = $bs->getBookmarks(0, NULL, 1, 'ee');
-		$this->assertSame(2, intval($results['total']));
-		$this->assertSame('B2', $results['bookmarks'][1]['bTitle']);
-		$this->assertSame('B3', $results['bookmarks'][0]['bTitle']);
-
-		$results = $bs->getBookmarks(0, NULL, 1, 'ii');
-		$this->assertSame(2, intval($results['total']));
-		$this->assertSame('B2', $results['bookmarks'][1]['bTitle']);
-		$this->assertSame('B3', $results['bookmarks'][0]['bTitle']);
-
-		$results = $bs->getBookmarks(0, NULL, 1, 'aa+ee');
-		$this->assertSame(1, intval($results['total']));
-		$this->assertSame('B2', $results['bookmarks'][0]['bTitle']);
-
-	}
-
-	public function testStatsBetweenTags()
-	{
-		$tsts = $this->tsts;
-		$tts = $this->tts;
-
-		// basic functions
-		$this->assertFalse($tsts->existStat('a', '>', 10));
-		$tsts->setNbDescendants('a', '>', 10, 2);
-		$this->assertSame(2, $tsts->getNbDescendants('a', '>', 10));
-		$tsts->setMaxDepth('a', '>', 10, 3);
-		$this->assertSame(3, $tsts->getMaxDepth('a', '>', 10));
-		$this->assertTrue($tsts->existStat('a', '>', 10));
-		$this->assertFalse($tsts->existStat('a', '>', 20));
-		$tsts->increaseNbUpdate('a', '>', 10);
-		$this->assertSame(1, $tsts->getNbUpdates('a', '>', 10));
-
-		$tsts->deleteAll();
-
-		// no structure
-		$nbC = $tsts->getNbChildren('a', '>', 1);
-		$nbD = $tsts->getNbDescendants('a', '>', 1);
-		$maxDepth = $tsts->getMaxDepth('a', '>', 1);
-		$this->assertSame(0, $nbC);
-		$this->assertSame(0, $nbD);
-		$this->assertSame(0, $maxDepth);
-
-		// simple case
-		$tts->addLinkedTags('b', 'c', '>', 1);
-		$tts->addLinkedTags('a', 'd', '>', 1);
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('b', 'e', '>', 1);
-
-		$this->assertSame(3, $tsts->getNbUpdates('a', '>', '1'));
-		$this->assertSame(2, $tsts->getNbUpdates('b', '>', '1'));
-		$this->assertSame(0, $tsts->getNbUpdates('c', '>', '1'));
-		$this->assertSame(0, $tsts->getNbUpdates('d', '>', '1'));
-		$this->assertSame(0, $tsts->getNbUpdates('e', '>', '1'));
-
-
-		$nbC = $tsts->getNbChildren('a', '>', 1);
-		$nbD = $tsts->getNbDescendants('a', '>', 1);
-		$maxDepth = $tsts->getMaxDepth('a', '>', 1);
-		$this->assertSame(2, $nbC);
-		$this->assertSame(4, $nbD);
-		$this->assertSame(2, $maxDepth);
-
-		$nbC = $tsts->getNbChildren('b', '>', 1);
-		$nbD = $tsts->getNbDescendants('b', '>', 1);
-		$maxDepth = $tsts->getMaxDepth('b', '>', 1);
-		$this->assertSame(2, $nbC);
-		$this->assertSame(2, $nbD);
-		$this->assertSame(1, $maxDepth);
-
-		$nbC = $tsts->getNbChildren('c', '>', 1);
-		$nbD = $tsts->getNbDescendants('c', '>', 1);
-		$maxDepth = $tsts->getMaxDepth('c', '>', 1);
-		$this->assertSame(0, $nbC);
-		$this->assertSame(0, $nbD);
-		$this->assertSame(0, $maxDepth);
-
-		$nbC = $tsts->getNbChildren('d', '>', 1);
-		$nbD = $tsts->getNbDescendants('d', '>', 1);
-		$maxDepth = $tsts->getMaxDepth('d', '>', 1);
-		$this->assertSame(0, $nbC);
-		$this->assertSame(0, $nbD);
-		$this->assertSame(0, $maxDepth);
-
-		// deletion
-		$tts->removeLinkedTags('b', 'e', '>', 1);
-
-		$nbC = $tsts->getNbChildren('b', '>', 1);
-		$nbD = $tsts->getNbDescendants('b', '>', 1);
-		$maxDepth = $tsts->getMaxDepth('b', '>', 1);
-		$this->assertSame(1, $nbC);
-		$this->assertSame(1, $nbD);
-		$this->assertSame(1, $maxDepth);
-
-		$nbC = $tsts->getNbChildren('a', '>', 1);
-		$nbD = $tsts->getNbDescendants('a', '>', 1);
-		$maxDepth = $tsts->getMaxDepth('a', '>', 1);
-		$this->assertSame(2, $nbC);
-		$this->assertSame(3, $nbD);
-		$this->assertSame(2, $maxDepth);
-
-		//do cases for synonyms
-		
-		$this->markTestSkipped('Check stats');
-
-		$tsts->deleteAll();
-		$tts->deleteAll();
-
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('b', 'c', '=', 1);
-		/*$tts->addLinkedTags('a', 'c', '>', 1);
-		 $tts->addLinkedTags('j', 'i', '=', 1);
-		 $tts->addLinkedTags('f', 'i', '=', 1);
-		 $tts->addLinkedTags('d', 'f', '>', 1);
-		 $tts->addLinkedTags('d', 'e', '>', 1);
-		 $tts->addLinkedTags('j', 'k', '>', 1);*/
-
-		$nbC = $tsts->getNbChildren('a', '>', 1);
-		$nbD = $tsts->getNbDescendants('a', '>', 1);
-		$nbU = $tsts->getNbUpdates('a', '>', 1);
-		$maxDepth = $tsts->getMaxDepth('a', '>', 1);
-		//$this->assertSame(2, $tts->getLinkedTags('a', '>', 1));
-		$this->assertSame(1, $nbC);
-		//$this->assertSame(2, $nbD);
-		$this->assertSame(2, $nbU);
-		$this->assertSame(1, $maxDepth);
-
-		// advanced case with fore loop
-		//$tts->addLinkedTags('d', 'c', '>', 1);
-
-		// advanced case with back loop
-		//$tts->addLinkedTags('e', 'a', '>', 1);
-	}
-
-	public function testRenameFunction()
-	{
-		$tts = $this->tts;
-		$b2ts = $this->b2ts;
-		$bs = $this->bs;
-		$tsts = $this->tsts;
+    protected function setUp()
+    {
+        $this->us =SemanticScuttle_Service_Factory::get('User');
+        $this->bs =SemanticScuttle_Service_Factory::get('Bookmark');
+        $this->bs->deleteAll();
+        $this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
+        $this->b2ts->deleteAll();
+        $this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
+        $this->tts->deleteAll();
+        $this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
+        $this->tsts->deleteAll();
+    }
+
+    public function testManipulateTag2TagRelationsOfInclusion()
+    {
+        $tts = $this->tts;
+
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('a', 'c', '>', 1);
+        $tts->addLinkedTags('a', 'd', '>', 20);
+        $tts->addLinkedTags('b', 'd', '>', 1);
+        $tts->addLinkedTags('d', 'e', '>', 1);
+        $tts->addLinkedTags('d', 'e', '>', 20);
+        $tts->addLinkedTags('f', 'g', '>', 20);
+
+        // basic test
+
+
+        $links = $tts->getLinks(1);
+        $this->assertEquals(4, count($links));
+
+        $allLinkedTags = $tts->getAllLinkedTags('e', '>', 1);
+        $this->assertEquals(array(), $allLinkedTags);
+
+        $allLinkedTags = $tts->getAllLinkedTags('d', '>', 1);
+        $this->assertEquals(array('e'), $allLinkedTags);
+
+        $allLinkedTags = $tts->getAllLinkedTags('b', '>', 1);
+        $this->assertEquals(array('d', 'e'), $allLinkedTags);
+        $this->assertEquals(2, sizeof($allLinkedTags));
+        $this->assertTrue(in_array('d', $allLinkedTags));
+        $this->assertTrue(in_array('e', $allLinkedTags));
+
+        $allLinkedTags = $tts->getAllLinkedTags('a', '>', 1);
+        $this->assertEquals(4, sizeof($allLinkedTags));
+        $this->assertTrue(in_array('b', $allLinkedTags));
+        $this->assertTrue(in_array('c', $allLinkedTags));
+        $this->assertTrue(in_array('d', $allLinkedTags));
+        $this->assertTrue(in_array('e', $allLinkedTags));
+
+
+        // warning: we add recursive link
+        $tts->addLinkedTags('b', 'a', '>', 1);
+
+        $allLinkedTags = $tts->getAllLinkedTags('a', '>', 1);
+        $this->assertEquals(4, sizeof($allLinkedTags));
+        //$this->assertTrue(in_array('a', $allLinkedTags));
+        $this->assertTrue(in_array('b', $allLinkedTags));
+        $this->assertTrue(in_array('c', $allLinkedTags));
+        $this->assertTrue(in_array('d', $allLinkedTags));
+        $this->assertTrue(in_array('e', $allLinkedTags));
+
+        $orphewTags = $tts->getOrphewTags('>', 1);
+        $this->assertEquals(0, sizeof($orphewTags));
+        $orphewTags = $tts->getOrphewTags('>', 20);
+        $this->assertEquals(2, sizeof($orphewTags));
+        $this->assertSame('a', $orphewTags[0]['tag']);
+        $this->assertSame('f', $orphewTags[1]['tag']);
+        $orphewTags = $tts->getOrphewTags('>');
+        $this->assertEquals(1, sizeof($orphewTags));
+        $this->assertSame('f', $orphewTags[0]['tag']);
+
+        $linkedTags = $tts->getLinkedTags('a', '>');
+        $this->assertSame(array('b', 'c', 'd'), $linkedTags);
+        $linkedTags = $tts->getLinkedTags('a', '>', 1);
+        $this->assertSame(array('b', 'c'), $linkedTags);
+        $tts->removeLinkedTags('a', 'b', '>', 1);
+        $linkedTags = $tts->getLinkedTags('a', '>', 1);
+        $this->assertSame(array('c'), $linkedTags);
+        $tts->removeLinkedTags('a', 'c', '>', 1);
+        $linkedTags = $tts->getLinkedTags('a', '>', 1);
+        $this->assertEquals(0, sizeof($linkedTags));
+    }
+
+    public function testManipulateTag2TagRelationsOfSynonym()
+    {
+        $tts = $this->tts;
+
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('b', 'c', '>', 1);
+        $tts->addLinkedTags('b', 'd', '=', 1);
+        $tts->addLinkedTags('d', 'e', '=', 1);
+        $tts->addLinkedTags('d', 'f', '=', 1);
+        $tts->addLinkedTags('e', 'g', '>', 1);
+
+        $linkedTags = $tts->getLinkedTags('a', '>', 1);
+        $this->assertSame(array('b'), $linkedTags);
+
+        $linkedTags = $tts->getLinkedTags('a', '=', 1);
+        $this->assertSame(array(), $linkedTags);
+
+        $linkedTags = $tts->getLinkedTags('b', '=', 1);
+        $this->assertSame(array('d'), $linkedTags);
+
+        $linkedTags = $tts->getLinkedTags('d', '=', 1);
+        $this->assertEquals(3, sizeof($linkedTags));
+        $this->assertTrue(in_array('b', $linkedTags)); // '=' is bijective
+        $this->assertTrue(in_array('e', $linkedTags));
+        $this->assertTrue(in_array('f', $linkedTags));
+
+        $linkedTags = $tts->getLinkedTags('f', '=', 1);
+        $this->assertEquals(1, sizeof($linkedTags));
+        $this->assertTrue(in_array('d', $linkedTags)); // '=' is bijective
+
+        // test allLinkTags (with inference)
+        $allLinkedTags = $tts->getAllLinkedTags('a', '=', 1);
+        $this->assertEquals(0, sizeof($allLinkedTags));
+
+        $allLinkedTags = $tts->getAllLinkedTags('b', '=', 1);
+        $this->assertEquals(3, sizeof($allLinkedTags));
+        $this->assertTrue(in_array('d', $allLinkedTags));
+        $this->assertTrue(in_array('e', $allLinkedTags));
+        $this->assertTrue(in_array('f', $allLinkedTags));
+
+        $allLinkedTags = $tts->getAllLinkedTags('f', '>', 1);
+        $this->assertEquals(5, sizeof($allLinkedTags));
+        $this->assertTrue(in_array('b', $allLinkedTags));
+        $this->assertTrue(in_array('d', $allLinkedTags));
+        $this->assertTrue(in_array('e', $allLinkedTags));
+        $this->assertTrue(in_array('c', $allLinkedTags));
+        $this->assertTrue(in_array('g', $allLinkedTags));
+
+        $allLinkedTags = $tts->getAllLinkedTags('a', '>', 1);
+        $this->assertEquals(6, sizeof($allLinkedTags));
+        $this->assertTrue(in_array('b', $allLinkedTags));
+        $this->assertTrue(in_array('c', $allLinkedTags));
+        $this->assertTrue(in_array('d', $allLinkedTags));
+        $this->assertTrue(in_array('e', $allLinkedTags));
+        $this->assertTrue(in_array('f', $allLinkedTags));
+        $this->assertTrue(in_array('g', $allLinkedTags));
+
+        $tts->addLinkedTags('g', 'h', '>', 1);
+        $tts->addLinkedTags('i', 'h', '=', 1);
+        $tts->addLinkedTags('j', 'f', '>', 1);
+
+        $allLinkedTags = $tts->getAllLinkedTags('j', '>', 1);
+        $this->assertEquals(8, sizeof($allLinkedTags));
+        $this->assertTrue(in_array('b', $allLinkedTags));
+        $this->assertTrue(in_array('c', $allLinkedTags));
+        $this->assertTrue(in_array('d', $allLinkedTags));
+        $this->assertTrue(in_array('e', $allLinkedTags));
+        $this->assertTrue(in_array('f', $allLinkedTags));
+        $this->assertTrue(in_array('g', $allLinkedTags));
+        $this->assertTrue(in_array('h', $allLinkedTags));
+        $this->assertTrue(in_array('i', $allLinkedTags));
+
+        // complex case: test cycle
+        $tts->addLinkedTags('g', 'a', '>', 1);
+        $allLinkedTags = $tts->getAllLinkedTags('b', '>', 1);
+        $this->assertEquals(8, sizeof($allLinkedTags));
+        $this->assertTrue(in_array('a', $allLinkedTags));
+        $this->assertTrue(in_array('c', $allLinkedTags));
+        $this->assertTrue(in_array('d', $allLinkedTags));
+        $this->assertTrue(in_array('e', $allLinkedTags));
+        $this->assertTrue(in_array('f', $allLinkedTags));
+        $this->assertTrue(in_array('g', $allLinkedTags));
+        $this->assertTrue(in_array('h', $allLinkedTags));
+        $this->assertTrue(in_array('i', $allLinkedTags));
+
+    }
+
+    // Test function that select the best tags to display?
+    public function testViewTag2TagRelations()
+    {
+        $tts = $this->tts;
+
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('c', 'd', '>', 1);
+        $tts->addLinkedTags('d', 'e', '>', 1);
+        $tts->addLinkedTags('f', 'g', '>', 1);
+        $tts->addLinkedTags('f', 'h', '>', 1);
+        $tts->addLinkedTags('f', 'i', '>', 1);
+
+        $orphewTags = $tts->getOrphewTags('>', 1);
+        $this->assertEquals(3, sizeof($orphewTags));
+        $this->assertSame('a', $orphewTags[0]['tag']);
+        $this->assertSame('c', $orphewTags[1]['tag']);
+        $this->assertSame('f', $orphewTags[2]['tag']);
+
+        // with limit
+        $orphewTags = $tts->getOrphewTags('>', 1, 2);
+        $this->assertEquals(2, sizeof($orphewTags));
+        $this->assertSame('a', $orphewTags[0]['tag']);
+        $this->assertSame('c', $orphewTags[1]['tag']);
+
+        // with sorting
+        $orphewTags = $tts->getOrphewTags('>', 1, 2, 'nb'); // nb descendants
+        $this->assertEquals(2, sizeof($orphewTags));
+        $this->assertSame('f', $orphewTags[0]['tag']);
+        $this->assertSame('c', $orphewTags[1]['tag']);
+
+        $orphewTags = $tts->getOrphewTags('>', 1, 1, 'depth');
+        $this->assertEquals(1, sizeof($orphewTags));
+        $this->assertSame('c', $orphewTags[0]['tag']);
+
+        $orphewTags = $tts->getOrphewTags('>', 1, null, 'nbupdate');
+        $this->assertEquals(3, sizeof($orphewTags));
+        $this->assertSame('f', $orphewTags[0]['tag']);
+        $this->assertSame('c', $orphewTags[1]['tag']);
+        $this->assertSame('a', $orphewTags[2]['tag']);
+
+    }
+
+    public function testAddLinkedTagsThroughBookmarking()
+    {
+        $bs = $this->bs;
+        $tags = array('a>b', 'b>c', 'a>d>e', 'a>a', 'a', 'r=s', 's=t=u');
+        $bs->addBookmark("http://google.com", "title", "description", "status", $tags, null, false, false, 1);
+        $bookmark = $bs->getBookmarkByAddress("http://google.com");
+
+        $b2ts = $this->b2ts;
+        $savedTags = $b2ts->getTagsForBookmark(intval($bookmark['bId']));
+        $this->assertEquals(6, sizeof($savedTags));
+        $this->assertContains('b', $savedTags);
+        $this->assertContains('c', $savedTags);
+        $this->assertContains('e', $savedTags);
+        $this->assertContains('a', $savedTags);
+        $this->assertContains('r', $savedTags);
+        $this->assertContains('s', $savedTags);
+
+        $tts = $this->tts;
+        $linkedTags = $tts->getLinkedTags('a', '>', 1);
+        $this->assertEquals(2, sizeof($linkedTags));
+        $this->assertSame('b', $linkedTags[0]['tag']);
+        $this->assertSame('d', $linkedTags[1]['tag']);
+        $linkedTags = $tts->getLinkedTags('b', '>', 1);
+        $this->assertEquals(1, sizeof($linkedTags));
+        $this->assertSame('c', $linkedTags[0]['tag']);
+        $this->assertTrue($tts->existsLinkedTags('d', 'e', '>', 1));
+        $this->assertFalse($tts->existsLinkedTags('e', 'd', '>', 1));
+    }
+
+    public function testSearchThroughLinkedTags()
+    {
+        $tts = $this->tts;
+        $bs = $this->bs;
+
+        $tts->addLinkedTags('aa', 'bb', '>', 1);
+
+        $tags = array('aa>bb>cc', 'dd');
+        $bs->addBookmark("web1.com", "B1", "description", "status", $tags, null, false, false, 1);
+        $tags = array('bb>gg', 'ee>ff');
+        $bs->addBookmark("web2.com", "B2", "description", "status", $tags, null, false, false, 1);
+        $tags = array('ee=ii');
+        $bs->addBookmark("web3.com", "B3", "description", "status", $tags, null, false, false, 1);
+
+        // Query format:
+        // $bs->getBookmarks($start = 0, $perpage = NULL, $user = NULL, $tags = NULL, $terms = NULL, $sortOrder = NULL, $watched = NULL, $startdate = NULL, $enddate = NULL, $hash = NULL);
+
+        // basic queries
+        $results = $bs->getBookmarks(0, NULL, 1, 'dd');
+        $this->assertSame(1, intval($results['total']));
+        $this->assertSame('B1', $results['bookmarks'][0]['bTitle']);
+
+        $results = $bs->getBookmarks(0, NULL, 1, 'cc');
+        $this->assertSame(1, intval($results['total']));
+        $this->assertSame('B1', $results['bookmarks'][0]['bTitle']);
+
+        //advanced queries
+        $results = $bs->getBookmarks(0, NULL, 1, 'aa');
+        $this->assertSame(2, intval($results['total']));
+        $this->assertSame('B1', $results['bookmarks'][0]['bTitle']);
+        $this->assertSame('B2', $results['bookmarks'][1]['bTitle']);
+
+        $results = $bs->getBookmarks(0, NULL, 1, 'ee');
+        $this->assertSame(2, intval($results['total']));
+        $this->assertSame('B2', $results['bookmarks'][1]['bTitle']);
+        $this->assertSame('B3', $results['bookmarks'][0]['bTitle']);
+
+        $results = $bs->getBookmarks(0, NULL, 1, 'ii');
+        $this->assertSame(2, intval($results['total']));
+        $this->assertSame('B2', $results['bookmarks'][1]['bTitle']);
+        $this->assertSame('B3', $results['bookmarks'][0]['bTitle']);
+
+        $results = $bs->getBookmarks(0, NULL, 1, 'aa+ee');
+        $this->assertSame(1, intval($results['total']));
+        $this->assertSame('B2', $results['bookmarks'][0]['bTitle']);
+
+    }
+
+    public function testStatsBetweenTags()
+    {
+        $tsts = $this->tsts;
+        $tts = $this->tts;
+
+        // basic functions
+        $this->assertFalse($tsts->existStat('a', '>', 10));
+        $tsts->setNbDescendants('a', '>', 10, 2);
+        $this->assertSame(2, $tsts->getNbDescendants('a', '>', 10));
+        $tsts->setMaxDepth('a', '>', 10, 3);
+        $this->assertSame(3, $tsts->getMaxDepth('a', '>', 10));
+        $this->assertTrue($tsts->existStat('a', '>', 10));
+        $this->assertFalse($tsts->existStat('a', '>', 20));
+        $tsts->increaseNbUpdate('a', '>', 10);
+        $this->assertSame(1, $tsts->getNbUpdates('a', '>', 10));
+
+        $tsts->deleteAll();
+
+        // no structure
+        $nbC = $tsts->getNbChildren('a', '>', 1);
+        $nbD = $tsts->getNbDescendants('a', '>', 1);
+        $maxDepth = $tsts->getMaxDepth('a', '>', 1);
+        $this->assertSame(0, $nbC);
+        $this->assertSame(0, $nbD);
+        $this->assertSame(0, $maxDepth);
+
+        // simple case
+        $tts->addLinkedTags('b', 'c', '>', 1);
+        $tts->addLinkedTags('a', 'd', '>', 1);
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('b', 'e', '>', 1);
+
+        $this->assertSame(3, $tsts->getNbUpdates('a', '>', '1'));
+        $this->assertSame(2, $tsts->getNbUpdates('b', '>', '1'));
+        $this->assertSame(0, $tsts->getNbUpdates('c', '>', '1'));
+        $this->assertSame(0, $tsts->getNbUpdates('d', '>', '1'));
+        $this->assertSame(0, $tsts->getNbUpdates('e', '>', '1'));
+
+
+        $nbC = $tsts->getNbChildren('a', '>', 1);
+        $nbD = $tsts->getNbDescendants('a', '>', 1);
+        $maxDepth = $tsts->getMaxDepth('a', '>', 1);
+        $this->assertSame(2, $nbC);
+        $this->assertSame(4, $nbD);
+        $this->assertSame(2, $maxDepth);
+
+        $nbC = $tsts->getNbChildren('b', '>', 1);
+        $nbD = $tsts->getNbDescendants('b', '>', 1);
+        $maxDepth = $tsts->getMaxDepth('b', '>', 1);
+        $this->assertSame(2, $nbC);
+        $this->assertSame(2, $nbD);
+        $this->assertSame(1, $maxDepth);
+
+        $nbC = $tsts->getNbChildren('c', '>', 1);
+        $nbD = $tsts->getNbDescendants('c', '>', 1);
+        $maxDepth = $tsts->getMaxDepth('c', '>', 1);
+        $this->assertSame(0, $nbC);
+        $this->assertSame(0, $nbD);
+        $this->assertSame(0, $maxDepth);
+
+        $nbC = $tsts->getNbChildren('d', '>', 1);
+        $nbD = $tsts->getNbDescendants('d', '>', 1);
+        $maxDepth = $tsts->getMaxDepth('d', '>', 1);
+        $this->assertSame(0, $nbC);
+        $this->assertSame(0, $nbD);
+        $this->assertSame(0, $maxDepth);
+
+        // deletion
+        $tts->removeLinkedTags('b', 'e', '>', 1);
+
+        $nbC = $tsts->getNbChildren('b', '>', 1);
+        $nbD = $tsts->getNbDescendants('b', '>', 1);
+        $maxDepth = $tsts->getMaxDepth('b', '>', 1);
+        $this->assertSame(1, $nbC);
+        $this->assertSame(1, $nbD);
+        $this->assertSame(1, $maxDepth);
+
+        $nbC = $tsts->getNbChildren('a', '>', 1);
+        $nbD = $tsts->getNbDescendants('a', '>', 1);
+        $maxDepth = $tsts->getMaxDepth('a', '>', 1);
+        $this->assertSame(2, $nbC);
+        $this->assertSame(3, $nbD);
+        $this->assertSame(2, $maxDepth);
+
+        //do cases for synonyms
+
+        $this->markTestSkipped('Check stats');
+
+        $tsts->deleteAll();
+        $tts->deleteAll();
+
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('b', 'c', '=', 1);
+        /*$tts->addLinkedTags('a', 'c', '>', 1);
+         $tts->addLinkedTags('j', 'i', '=', 1);
+         $tts->addLinkedTags('f', 'i', '=', 1);
+         $tts->addLinkedTags('d', 'f', '>', 1);
+         $tts->addLinkedTags('d', 'e', '>', 1);
+         $tts->addLinkedTags('j', 'k', '>', 1);*/
+
+        $nbC = $tsts->getNbChildren('a', '>', 1);
+        $nbD = $tsts->getNbDescendants('a', '>', 1);
+        $nbU = $tsts->getNbUpdates('a', '>', 1);
+        $maxDepth = $tsts->getMaxDepth('a', '>', 1);
+        //$this->assertSame(2, $tts->getLinkedTags('a', '>', 1));
+        $this->assertSame(1, $nbC);
+        //$this->assertSame(2, $nbD);
+        $this->assertSame(2, $nbU);
+        $this->assertSame(1, $maxDepth);
+
+        // advanced case with fore loop
+        //$tts->addLinkedTags('d', 'c', '>', 1);
+
+        // advanced case with back loop
+        //$tts->addLinkedTags('e', 'a', '>', 1);
+    }
+
+    public function testRenameFunction()
+    {
+        $tts = $this->tts;
+        $b2ts = $this->b2ts;
+        $bs = $this->bs;
+        $tsts = $this->tsts;
 
         $uid1 = $this->addUser();
         $uid2 = $this->addUser();
 
-		// with classic tags (users 10 & 20)
-		$bid1 = $bs->addBookmark(
+        // with classic tags (users 10 & 20)
+        $bid1 = $bs->addBookmark(
             "http://site1.com", "title", "description", 'note', 0,
             array('tag1', 'tag11', 'tag111'), null, false, false,
             $uid1
         );
-		$bid2 = $bs->addBookmark(
+        $bid2 = $bs->addBookmark(
             "http://site1.com", "title2", "description2", 'note', 0,
             array('tag2', 'tag22', 'tag222'), null, false, false,
             $uid2
         );
 
-		$bookmarks = $bs->getBookmarks();
-		$this->assertEquals(1, $bookmarks['total']);
+        $bookmarks = $bs->getBookmarks();
+        $this->assertEquals(1, $bookmarks['total']);
 
-		$b2ts->renameTag($uid1, 'tag1', 'newtag1');
-		$tags1 = $b2ts->getTagsForBookmark($bid1);
+        $b2ts->renameTag($uid1, 'tag1', 'newtag1');
+        $tags1 = $b2ts->getTagsForBookmark($bid1);
         $this->assertContains('newtag1', $tags1);
         $this->assertContains('tag11', $tags1);
         $this->assertContains('tag111', $tags1);
 
         //should not be changed
-		$tags2 = $b2ts->getTagsForBookmark($bid2);
+        $tags2 = $b2ts->getTagsForBookmark($bid2);
         $this->assertContains('tag2', $tags2);
         $this->assertContains('tag22', $tags2);
         $this->assertContains('tag222', $tags2);
 
 
-		// with linked tags
+        // with linked tags
 
-		$tts->addLinkedTags('b', 'c', '>', 1);
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('b', 'a', '>', 2); // should not be modified because of userid
+        $tts->addLinkedTags('b', 'c', '>', 1);
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('b', 'a', '>', 2); // should not be modified because of userid
 
-		$tts->renameTag(1, 'b', 'e');
-		$linkedTags = $tts->getLinkedTags('e', '>', 1);
-		$this->assertSame(array('c'), $linkedTags);
-		$linkedTags = $tts->getLinkedTags('a', '>', 1);
-		$this->assertSame(array('e'), $linkedTags);
-		$linkedTags = $tts->getLinkedTags('b', '>', 2);
-		$this->assertSame(array('a'), $linkedTags);
+        $tts->renameTag(1, 'b', 'e');
+        $linkedTags = $tts->getLinkedTags('e', '>', 1);
+        $this->assertSame(array('c'), $linkedTags);
+        $linkedTags = $tts->getLinkedTags('a', '>', 1);
+        $this->assertSame(array('e'), $linkedTags);
+        $linkedTags = $tts->getLinkedTags('b', '>', 2);
+        $this->assertSame(array('a'), $linkedTags);
 
-		//with stats
+        //with stats
 
-	}
+    }
 
-	// Cannot be test because the function use GLOBALS variables
-	// not taken into account by tests
-	/*public function testMenuTags()
-	 {
-	 $tts = $this->tts;
-	 $bs = $this->bs;
+    // Cannot be test because the function use GLOBALS variables
+    // not taken into account by tests
+    /*public function testMenuTags()
+     {
+     $tts = $this->tts;
+     $bs = $this->bs;
 
-	 $bs->addBookmark("http://site1.com", "title", "description", "status", array('menu>tag1'), null, false, false, 1);
-	 $bs->addBookmark("http://site1.com", "title2", "description2", "status", array('menu>tag2>tag3'), null, false, false, 1);
-	 $bs->addBookmark("http://site1.com", "title3", "description3", "status", array('menu>tag1', 'menu>tag4'), null, false, false, 2);
+     $bs->addBookmark("http://site1.com", "title", "description", "status", array('menu>tag1'), null, false, false, 1);
+     $bs->addBookmark("http://site1.com", "title2", "description2", "status", array('menu>tag2>tag3'), null, false, false, 1);
+     $bs->addBookmark("http://site1.com", "title3", "description3", "status", array('menu>tag1', 'menu>tag4'), null, false, false, 2);
 
-	 $menuTags = $tts->getMenuTags($uId);
-	 $this->assertEquals(3, sizeof($menuTags));
-	 $this->assertContains('tag1', $menuTags);
-	 $this->assertContains('tag2', $menuTags);
-	 $this->assertContains('tag4', $menuTags);
+     $menuTags = $tts->getMenuTags($uId);
+     $this->assertEquals(3, sizeof($menuTags));
+     $this->assertContains('tag1', $menuTags);
+     $this->assertContains('tag2', $menuTags);
+     $this->assertContains('tag4', $menuTags);
 
-	 }*/
+     }*/
 }
 
 if (PHPUnit_MAIN_METHOD == 'Tag2TagTest::main') {
diff --git a/tests/TagTest.php b/tests/TagTest.php
index 2cc6d44..52e418e 100644
--- a/tests/TagTest.php
+++ b/tests/TagTest.php
@@ -28,7 +28,7 @@ if (!defined('PHPUnit_MAIN_METHOD')) {
  */
 class TagTest extends TestBase
 {
-	protected $ts;
+    protected $ts;
 
 
 
@@ -47,63 +47,63 @@ class TagTest extends TestBase
 
 
 
-	protected function setUp()
-	{
-		$this->ts =SemanticScuttle_Service_Factory::get('Tag');
-		$this->ts->deleteAll();
-		$this->us =SemanticScuttle_Service_Factory::get('User');
-		$this->bs =SemanticScuttle_Service_Factory::get('Bookmark');
-		$this->bs->deleteAll();
-		$this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
-		$this->b2ts->deleteAll();
-		$this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
-		$this->tts->deleteAll();
-		$this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
-		$this->tsts->deleteAll();
-	}
-
-	public function testTagDescriptions()
-	{
-		$ts = $this->ts;
-
-		$desc = $ts->getAllDescriptions('tag1');
-		$this->assertSame(array(), $desc);
-
-		$desc = $ts->getDescription('tag1', 1); // user 1
-		$this->assertSame(array('tDescription'=>''), $desc);
-
-		$desc1 = "test description";
-		$ts->updateDescription('tag1', 1, $desc1);  // first desc
-		$desc = $ts->getDescription('tag1', 1);
-		$this->assertEquals(array('tag'=>'tag1', 'uId'=>1, 'tDescription'=>$desc1), $desc);
-
-		$desc1 = "&é\"'(-è_çà)=´~#'#{{[\\\\[||`\^\^@^@}¹²¡×¿ ?./§µ%";
-		$ts->updateDescription('tag1', 1, $desc1); // update desc
-		$desc = $ts->getDescription('tag1', 1);
-		$this->assertEquals(array('tag'=>'tag1', 'uId'=>1, 'tDescription'=>$desc1), $desc);
-
-		$desc2 = "æâ€êþÿûîîôôöŀï'üð’‘ßä«≤»©»  ↓¿×÷¡¹²³";
-		$ts->updateDescription('tag1', 2, $desc2); // user 2
-		$desc = $ts->getDescription('tag1', 2);
-		$this->assertEquals(array('tag'=>'tag1', 'uId'=>2, 'tDescription'=>$desc2), $desc);
-
-		$desc = $ts->getAllDescriptions('tag1');
-		$this->assertEquals($desc, array(array('tag'=>'tag1', 'uId'=>1, 'tDescription'=>$desc1), array('tag'=>'tag1', 'uId'=>2, 'tDescription'=>$desc2)));
-
-	}
-
-	public function testRenameFunction()
-	{
-		$ts = $this->ts;
-
-		$ts->updateDescription('tag1', 10, 'xxx');
-		$ts->renameTag(10, 'tag1', 'tag2');
-		$desc = $ts->getDescription('tag1', 10);
-		$this->assertSame(array('tDescription'=>''), $desc);
-		$desc = $ts->getDescription('tag2', 10);
-		$this->assertEquals(array('tag'=>'tag2', 'uId'=>10, 'tDescription'=>'xxx'), $desc);
-
-	}
+    protected function setUp()
+    {
+        $this->ts =SemanticScuttle_Service_Factory::get('Tag');
+        $this->ts->deleteAll();
+        $this->us =SemanticScuttle_Service_Factory::get('User');
+        $this->bs =SemanticScuttle_Service_Factory::get('Bookmark');
+        $this->bs->deleteAll();
+        $this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
+        $this->b2ts->deleteAll();
+        $this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
+        $this->tts->deleteAll();
+        $this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
+        $this->tsts->deleteAll();
+    }
+
+    public function testTagDescriptions()
+    {
+        $ts = $this->ts;
+
+        $desc = $ts->getAllDescriptions('tag1');
+        $this->assertSame(array(), $desc);
+
+        $desc = $ts->getDescription('tag1', 1); // user 1
+        $this->assertSame(array('tDescription'=>''), $desc);
+
+        $desc1 = "test description";
+        $ts->updateDescription('tag1', 1, $desc1);  // first desc
+        $desc = $ts->getDescription('tag1', 1);
+        $this->assertEquals(array('tag'=>'tag1', 'uId'=>1, 'tDescription'=>$desc1), $desc);
+
+        $desc1 = "&é\"'(-è_çà)=´~#'#{{[\\\\[||`\^\^@^@}¹²¡×¿ ?./§µ%";
+        $ts->updateDescription('tag1', 1, $desc1); // update desc
+        $desc = $ts->getDescription('tag1', 1);
+        $this->assertEquals(array('tag'=>'tag1', 'uId'=>1, 'tDescription'=>$desc1), $desc);
+
+        $desc2 = "æâ€êþÿûîîôôöŀï'üð’‘ßä«≤»©»  ↓¿×÷¡¹²³";
+        $ts->updateDescription('tag1', 2, $desc2); // user 2
+        $desc = $ts->getDescription('tag1', 2);
+        $this->assertEquals(array('tag'=>'tag1', 'uId'=>2, 'tDescription'=>$desc2), $desc);
+
+        $desc = $ts->getAllDescriptions('tag1');
+        $this->assertEquals($desc, array(array('tag'=>'tag1', 'uId'=>1, 'tDescription'=>$desc1), array('tag'=>'tag1', 'uId'=>2, 'tDescription'=>$desc2)));
+
+    }
+
+    public function testRenameFunction()
+    {
+        $ts = $this->ts;
+
+        $ts->updateDescription('tag1', 10, 'xxx');
+        $ts->renameTag(10, 'tag1', 'tag2');
+        $desc = $ts->getDescription('tag1', 10);
+        $this->assertSame(array('tDescription'=>''), $desc);
+        $desc = $ts->getDescription('tag2', 10);
+        $this->assertEquals(array('tag'=>'tag2', 'uId'=>10, 'tDescription'=>'xxx'), $desc);
+
+    }
 
 }
 
diff --git a/tests/TagsCacheTest.php b/tests/TagsCacheTest.php
index 9230f1c..3211629 100644
--- a/tests/TagsCacheTest.php
+++ b/tests/TagsCacheTest.php
@@ -28,10 +28,10 @@ if (!defined('PHPUnit_MAIN_METHOD')) {
  */
 class TagsCacheTest extends PHPUnit_Framework_TestCase
 {
-	protected $us;
-	protected $bs;
-	protected $b2ts;
-	protected $tts;
+    protected $us;
+    protected $bs;
+    protected $b2ts;
+    protected $tts;
 
 
 
@@ -48,164 +48,164 @@ class TagsCacheTest extends PHPUnit_Framework_TestCase
         );
     }
 
-	protected function setUp()
-	{
-		global $dbhost, $dbuser, $dbpass, $dbname, $dbport, $dbpersist, $dbtype, $tableprefix, $TEMPLATES_DIR, $debugMode;
-		require_once dirname(__FILE__) . '/../src/SemanticScuttle/header.php';
-
-		$this->us =SemanticScuttle_Service_Factory::get('User');
-		$this->bs =SemanticScuttle_Service_Factory::get('Bookmark');
-		$this->bs->deleteAll();
-		$this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
-		$this->b2ts->deleteAll();
-		$this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
-		$this->tts->deleteAll();
-		$this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
-		$this->tsts->deleteAll();
-		$this->tcs =SemanticScuttle_Service_Factory::get('TagCache');
-		$this->tcs->deleteAll();
-	}
-
-	public function testInclusionAllowsToAddAndDeleteChildrenTags() {
-		//message_die(GENERAL_ERROR, $GLOBALS['dbname'].'1');
-
-		$tts = $this->tts;
-		$tcs = $this->tcs;
-
-		// test adding children
-		$tcs->addChild('a', 'b', 1);
-		$tcs->addChild('a', 'c', 1);
-		$this->assertEquals(array('b','c'), $tcs->getChildren('a', 1));
-
-		// test adding a same child
-		$tcs->addChild('a', 'b', 1);
-		$this->assertEquals(array('b','c'), $tcs->getChildren('a', 1));
-
-		// test removing a child
-		$tcs->removeChild('a', 'b', 1);
-		$this->assertEquals(array('c'), $tcs->getChildren('a', 1));
-
-		// test removing a same child
-		$tcs->removeChild('a', 'b', 1);
-		$this->assertEquals(array('c'), $tcs->getChildren('a', 1));
-
-		// test existing child
-		$this->assertTrue($tcs->existsChild('a', 'c', 1));
-		$this->assertTrue(!$tcs->existsChild('a', 'c', 2)); // wrong user
-		$this->assertTrue(!$tcs->existsChild('a', 'b', 1)); // wrong child
-
-		// test removing several children
-		$tcs->addChild('e', 'f', 1);
-		$tcs->addChild('e', 'g', 1);
-		$tcs->addChild('e', 'h', 1);
-		$tcs->removeChild('e', NULL, 1);
-
-		$this->assertTrue(!$tcs->existsChild('e', 'f', 1));
-		$this->assertTrue(!$tcs->existsChild('e', 'g', 1));
-		$this->assertTrue(!$tcs->existsChild('e', 'h', 1));
-
-	}
-
-	public function testInclusionCacheIsUpdatedWhenATag2TagLinkIsCreatedOrRemoved() {
-		$tts = $this->tts;
-		$tcs = $this->tcs;
-
-		// test inclusion without possible errors
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('b', 'c', '>', 1);
-		$tts->addLinkedTags('c', 'd', '>', 1);
-		$tts->addLinkedTags('e', 'f', '>', 1);
-		$tts->addLinkedTags('b', 'e', '>', 1);
-
-		$this->assertSame(array('b','c','d','e','f'), $tts->getAllLinkedTags('a', '>', 1));
-		$this->assertSame(array('c','d','e','f'), $tts->getAllLinkedTags('b', '>', 1));
-
-		// test inclusion with deletion
-		$tts->removeLinkedTags('b', 'c', '>', 1);
-		$this->assertSame(array('b','e','f'), $tts->getAllLinkedTags('a', '>', 1));
-		$this->assertSame(array('e','f'), $tts->getAllLinkedTags('b', '>', 1));
-		$this->assertSame(array('d'), $tts->getAllLinkedTags('c', '>', 1));
-		$this->assertSame(array('f'), $tts->getAllLinkedTags('e', '>', 1));
-
-	}
-
-	public function testInclusionResistsToTagCycles() {
-		$tts = $this->tts;
-		$tcs = $this->tcs;
-
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('b', 'c', '>', 1);
-		$tts->addLinkedTags('c', 'a', '>', 1); // creates cycle a>c>a
-		
-		$this->assertSame(array('b','c'), $tts->getAllLinkedTags('a', '>', 1));
-		$this->assertSame(array('c', 'a'), $tts->getAllLinkedTags('b', '>', 1));
-		$this->assertSame(array('a', 'b'), $tts->getAllLinkedTags('c', '>', 1));
-	}
-
-	public function testSynonymyAllowsToAddAndDeleteSynonyms() {
-		$tts = $this->tts;
-		$tcs = $this->tcs;
-
-		// simple synonymy
-		$tcs->addSynonym('a', 'b', 1);
-		$tcs->addSynonym('a', 'c', 1);
-
-		$this->assertEquals(array('b', 'c'), $tcs->getSynonyms('a', 1));
-		$this->assertEquals(array('c', 'a'), $tcs->getSynonyms('b', 1));
-		$this->assertEquals(array('b', 'a'), $tcs->getSynonyms('c', 1));
-
-		//more advanced one 1
-		$tcs->deleteByUser(1);
-		$tcs->addSynonym('a', 'b', 1);
-		$tcs->addSynonym('a', 'c', 1);
-		$tcs->addSynonym('d', 'e', 1);
-		$tcs->addSynonym('a', 'e', 1);
-		$this->assertEquals(array('b', 'c', 'e', 'd'), $tcs->getSynonyms('a', 1));
-
-		//more advanced one 2
-		$tcs->deleteByUser(1);
-		$tcs->addSynonym('a', 'b', 1);
-		$tcs->addSynonym('a', 'c', 1);
-		$tcs->addSynonym('d', 'e', 1);
-		$tcs->addSynonym('a', 'd', 1);
-		$this->assertEquals(array('b', 'c', 'd', 'e'), $tcs->getSynonyms('a', 1));
-
-		//with Linked tags
-		$tcs->deleteByUser(1);
-		$tts->addLinkedTags('a', 'b', '=', 1);
-		$tts->addLinkedTags('c', 'd', '=', 1);
-		$tts->addLinkedTags('c', 'e', '=', 1);
-		$tts->addLinkedTags('e', 'a', '=', 1);
-		$this->assertEquals(array('b', 'e', 'c', 'd'), $tts->getAllLinkedTags('a', '=', 1));
-
-	}
-
-	public function testInclusionTakesSynonymsIntoAccount() {
-		$tts = $this->tts;
-		$tcs = $this->tcs;
-
-		$tts->addLinkedTags('a', 'b', '>', 1);
-		$tts->addLinkedTags('b', 'c', '>', 1);
-		$tts->addLinkedTags('d', 'e', '>', 1);
-		$tts->addLinkedTags('c', 'd', '=', 1);
-		
-		// results are put into cache
-		$this->assertEquals(array('b', 'c', 'd', 'e'), $tts->getAllLinkedTags('a', '>', 1));
-		$this->assertEquals(array('d', 'e'), $tts->getAllLinkedTags('c', '>', 1));
-
-		// same results must be taken out from cache		
-		$this->assertEquals(array('b', 'c', 'd', 'e'), $tts->getAllLinkedTags('a', '>', 1));
-		$this->assertEquals(array('d', 'e'), $tts->getAllLinkedTags('c', '>', 1));
-		
-		// check that result comes from cache (artificial changes in cache must appear in result)
-		$tcs->removeChild('a', 'e', 1);
-		$this->assertEquals(array('b', 'c', 'd'), $tts->getAllLinkedTags('a', '>', 1));
-		
-		//cache must be deleted for user when links are modified
-		$tts->addLinkedTags('a', 'f', '=', 1);
-		$this->assertEquals(array(), $tcs->getChildren('a', 1));
-		$this->assertEquals(array(), $tcs->getSynonyms('d', 1));
-	}
+    protected function setUp()
+    {
+        global $dbhost, $dbuser, $dbpass, $dbname, $dbport, $dbpersist, $dbtype, $tableprefix, $TEMPLATES_DIR, $debugMode;
+        require_once dirname(__FILE__) . '/../src/SemanticScuttle/header.php';
+
+        $this->us =SemanticScuttle_Service_Factory::get('User');
+        $this->bs =SemanticScuttle_Service_Factory::get('Bookmark');
+        $this->bs->deleteAll();
+        $this->b2ts =SemanticScuttle_Service_Factory::get('Bookmark2Tag');
+        $this->b2ts->deleteAll();
+        $this->tts =SemanticScuttle_Service_Factory::get('Tag2Tag');
+        $this->tts->deleteAll();
+        $this->tsts =SemanticScuttle_Service_Factory::get('TagStat');
+        $this->tsts->deleteAll();
+        $this->tcs =SemanticScuttle_Service_Factory::get('TagCache');
+        $this->tcs->deleteAll();
+    }
+
+    public function testInclusionAllowsToAddAndDeleteChildrenTags() {
+        //message_die(GENERAL_ERROR, $GLOBALS['dbname'].'1');
+
+        $tts = $this->tts;
+        $tcs = $this->tcs;
+
+        // test adding children
+        $tcs->addChild('a', 'b', 1);
+        $tcs->addChild('a', 'c', 1);
+        $this->assertEquals(array('b','c'), $tcs->getChildren('a', 1));
+
+        // test adding a same child
+        $tcs->addChild('a', 'b', 1);
+        $this->assertEquals(array('b','c'), $tcs->getChildren('a', 1));
+
+        // test removing a child
+        $tcs->removeChild('a', 'b', 1);
+        $this->assertEquals(array('c'), $tcs->getChildren('a', 1));
+
+        // test removing a same child
+        $tcs->removeChild('a', 'b', 1);
+        $this->assertEquals(array('c'), $tcs->getChildren('a', 1));
+
+        // test existing child
+        $this->assertTrue($tcs->existsChild('a', 'c', 1));
+        $this->assertTrue(!$tcs->existsChild('a', 'c', 2)); // wrong user
+        $this->assertTrue(!$tcs->existsChild('a', 'b', 1)); // wrong child
+
+        // test removing several children
+        $tcs->addChild('e', 'f', 1);
+        $tcs->addChild('e', 'g', 1);
+        $tcs->addChild('e', 'h', 1);
+        $tcs->removeChild('e', NULL, 1);
+
+        $this->assertTrue(!$tcs->existsChild('e', 'f', 1));
+        $this->assertTrue(!$tcs->existsChild('e', 'g', 1));
+        $this->assertTrue(!$tcs->existsChild('e', 'h', 1));
+
+    }
+
+    public function testInclusionCacheIsUpdatedWhenATag2TagLinkIsCreatedOrRemoved() {
+        $tts = $this->tts;
+        $tcs = $this->tcs;
+
+        // test inclusion without possible errors
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('b', 'c', '>', 1);
+        $tts->addLinkedTags('c', 'd', '>', 1);
+        $tts->addLinkedTags('e', 'f', '>', 1);
+        $tts->addLinkedTags('b', 'e', '>', 1);
+
+        $this->assertSame(array('b','c','d','e','f'), $tts->getAllLinkedTags('a', '>', 1));
+        $this->assertSame(array('c','d','e','f'), $tts->getAllLinkedTags('b', '>', 1));
+
+        // test inclusion with deletion
+        $tts->removeLinkedTags('b', 'c', '>', 1);
+        $this->assertSame(array('b','e','f'), $tts->getAllLinkedTags('a', '>', 1));
+        $this->assertSame(array('e','f'), $tts->getAllLinkedTags('b', '>', 1));
+        $this->assertSame(array('d'), $tts->getAllLinkedTags('c', '>', 1));
+        $this->assertSame(array('f'), $tts->getAllLinkedTags('e', '>', 1));
+
+    }
+
+    public function testInclusionResistsToTagCycles() {
+        $tts = $this->tts;
+        $tcs = $this->tcs;
+
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('b', 'c', '>', 1);
+        $tts->addLinkedTags('c', 'a', '>', 1); // creates cycle a>c>a
+
+        $this->assertSame(array('b','c'), $tts->getAllLinkedTags('a', '>', 1));
+        $this->assertSame(array('c', 'a'), $tts->getAllLinkedTags('b', '>', 1));
+        $this->assertSame(array('a', 'b'), $tts->getAllLinkedTags('c', '>', 1));
+    }
+
+    public function testSynonymyAllowsToAddAndDeleteSynonyms() {
+        $tts = $this->tts;
+        $tcs = $this->tcs;
+
+        // simple synonymy
+        $tcs->addSynonym('a', 'b', 1);
+        $tcs->addSynonym('a', 'c', 1);
+
+        $this->assertEquals(array('b', 'c'), $tcs->getSynonyms('a', 1));
+        $this->assertEquals(array('c', 'a'), $tcs->getSynonyms('b', 1));
+        $this->assertEquals(array('b', 'a'), $tcs->getSynonyms('c', 1));
+
+        //more advanced one 1
+        $tcs->deleteByUser(1);
+        $tcs->addSynonym('a', 'b', 1);
+        $tcs->addSynonym('a', 'c', 1);
+        $tcs->addSynonym('d', 'e', 1);
+        $tcs->addSynonym('a', 'e', 1);
+        $this->assertEquals(array('b', 'c', 'e', 'd'), $tcs->getSynonyms('a', 1));
+
+        //more advanced one 2
+        $tcs->deleteByUser(1);
+        $tcs->addSynonym('a', 'b', 1);
+        $tcs->addSynonym('a', 'c', 1);
+        $tcs->addSynonym('d', 'e', 1);
+        $tcs->addSynonym('a', 'd', 1);
+        $this->assertEquals(array('b', 'c', 'd', 'e'), $tcs->getSynonyms('a', 1));
+
+        //with Linked tags
+        $tcs->deleteByUser(1);
+        $tts->addLinkedTags('a', 'b', '=', 1);
+        $tts->addLinkedTags('c', 'd', '=', 1);
+        $tts->addLinkedTags('c', 'e', '=', 1);
+        $tts->addLinkedTags('e', 'a', '=', 1);
+        $this->assertEquals(array('b', 'e', 'c', 'd'), $tts->getAllLinkedTags('a', '=', 1));
+
+    }
+
+    public function testInclusionTakesSynonymsIntoAccount() {
+        $tts = $this->tts;
+        $tcs = $this->tcs;
+
+        $tts->addLinkedTags('a', 'b', '>', 1);
+        $tts->addLinkedTags('b', 'c', '>', 1);
+        $tts->addLinkedTags('d', 'e', '>', 1);
+        $tts->addLinkedTags('c', 'd', '=', 1);
+
+        // results are put into cache
+        $this->assertEquals(array('b', 'c', 'd', 'e'), $tts->getAllLinkedTags('a', '>', 1));
+        $this->assertEquals(array('d', 'e'), $tts->getAllLinkedTags('c', '>', 1));
+
+        // same results must be taken out from cache
+        $this->assertEquals(array('b', 'c', 'd', 'e'), $tts->getAllLinkedTags('a', '>', 1));
+        $this->assertEquals(array('d', 'e'), $tts->getAllLinkedTags('c', '>', 1));
+
+        // check that result comes from cache (artificial changes in cache must appear in result)
+        $tcs->removeChild('a', 'e', 1);
+        $this->assertEquals(array('b', 'c', 'd'), $tts->getAllLinkedTags('a', '>', 1));
+
+        //cache must be deleted for user when links are modified
+        $tts->addLinkedTags('a', 'f', '=', 1);
+        $this->assertEquals(array(), $tcs->getChildren('a', 1));
+        $this->assertEquals(array(), $tcs->getSynonyms('d', 1));
+    }
 }
 
 if (PHPUnit_MAIN_METHOD == 'TagsCacheTest::main') {