Fix unit test require. Remove unneeded symlink. Add unit test for com…

…pression.

modman

@@ -1,3 +1,2 @@
 Cm/Cache/Backend/*                 app/code/community/Cm/Cache/Backend/
-tests/*                            tests/
 lib/*                              lib/

tests/RedisBackendTest.php

@@ -7,7 +7,7 @@
 require_once 'app/Mage.php';
 
 require_once 'Zend/Cache.php';
-require_once 'Zend/Cache/Backend/Redis.php';
+require_once 'Cm/Cache/Backend/Redis.php';
 
 /**
  * Common tests for backends
@@ -34,6 +34,8 @@ public function setUp($notag = false)
             'database' => '1',
             'notMatchingTags' => TRUE,
             'force_standalone' => $this->forceStandalone,
+            'compress_threshold' => 100,
+            'compression_lib' => 'gzip',
         ));
         $this->_instance->clean(Zend_Cache::CLEANING_MODE_ALL);
         parent::setUp($notag);
@@ -55,6 +57,13 @@ public function testGetWithAnExpiredCacheId()
         // not supported
     }
 
+    public function testCompression()
+    {
+        $longString = str_repeat(md5('asd')."\r\n", 50);
+        $this->assertTrue($this->_instance->save($longString, 'long', array('long')));
+        $this->assertTrue($this->_instance->load('long') == $longString);
+    }
+
     public function testExpiredCleanup()
     {
         $this->assertTrue($this->_instance->clean());