CachedPage: move to a proper file, add tests

Modifications
 - rename `pageCache` to `CachedPage`
 - move utilities to `Cache`
 - do not access globals
 - apply coding rules
 - update LinkDB and test code
 - add test coverage

Signed-off-by: VirtualTam <virtualtam@flibidi.net>

1 files changed, 2 insertions, 6 deletions

diff --git a/tests/LinkDBTest.php b/tests/LinkDBTest.php
index 504c8190..451f1d6f 100644
--- a/tests/LinkDBTest.php
+++ b/tests/LinkDBTest.php
@@ -3,6 +3,7 @@
  * Link datastore tests
  */
 
+require_once 'application/Cache.php';
 require_once 'application/LinkDB.php';
 require_once 'application/Utils.php';
 require_once 'tests/utils/ReferenceLinkDB.php';
@@ -180,11 +181,7 @@ class LinkDBTest extends PHPUnit_Framework_TestCase
             'tags'=>'unit test'
         );
         $testDB[$link['linkdate']] = $link;
-
-        // TODO: move PageCache to a proper class/file
-        function invalidateCaches() {}
-
-        $testDB->savedb();
+        $testDB->savedb('tests');
 
         $testDB = new LinkDB(self::$testDatastore, true, false);
         $this->assertEquals($dbSize + 1, sizeof($testDB));
@@ -514,4 +511,3 @@ class LinkDBTest extends PHPUnit_Framework_TestCase
         );
     }
 }
-?>