Changeset 5 in tests

Timestamp:

09/20/2007 01:06:28 AM (18 years ago)

Author:

tellyworth

Message:

fix cache tests

File:

• wp-testcase/test_includes_cache.php (modified) (6 diffs)

wp-testcase/test_includes_cache.php

@@ -2 +2 @@
 
 class TestObjectCache extends WPTestCase {
+    var $cache = NULL;
 
     function setUp() {
-        $this->init_cache();
+        // create two cache objects with a shared cache dir
+        // this simulates a typical cache situation, two separate requests interacting
+        $this->cache1 =& $this->init_cache();
+        $this->cache2 =& $this->init_cache();
     }
 
@@ -11 +15 @@
     }
 
-    function init_cache() {
-        wp_cache_init();
-        $GLOBALS['wp_object_cache']->cache_enabled = true;
-        $GLOBALS['wp_object_cache']->cache_dir = '/tmp/';
+    function &init_cache() {
+        $cache = new WP_Object_cache();
+        $cache->cache_enabled = true;
+        $cache->cache_dir = '/tmp/';
+        return $cache;
     }
 
     function test_miss() {
-        $this->assertEquals(NULL, wp_cache_get(rand_str()));
+        $this->assertEquals(NULL, $this->cache1->get(rand_str()));
     }
 
@@ -25 +30 @@
         $val = rand_str();
 
-        wp_cache_add($key, $val);
-        $this->assertEquals($val, wp_cache_get($key));
+        $this->cache1->add($key, $val);
+        $this->cache1->save();
+        $this->assertEquals($val, $this->cache2->get($key));
+        $this->assertEquals($val, $this->cache1->get($key));
     }
 
@@ -33 +40 @@
         $val = rand_str();
 
-        wp_cache_add($key, $val);
-        wp_cache_flush();
-        $this->assertEquals(NULL, wp_cache_get($key));
+        $this->cache1->add($key, $val);
+        $this->cache1->save();
+        // item is visible to both cache objects
+        $this->assertEquals($val, $this->cache1->get($key));
+        $this->cache1->flush();
+        // flush affects both cache objects
+        $this->assertEquals(NULL, $this->cache1->get($key));
+        $this->assertEquals(NULL, $this->cache2->get($key));
     }
 
     function test_not_expired() {
-#       $this->markTestSkipped();
         // this fails - looks like the object cache doesn't expire
         $key = rand_str();
@@ -45 +56 @@
 
         // expires in 1 second
-        wp_cache_add($key, $val, '', 1);
-        wp_cache_close();
-        $this->init_cache();
+        // nb: add() accepts an $expire parameter, but it doesn't work
+        // so we have to set the expiration value for the whole cache
+        // http://trac.wordpress.org/ticket/4179
+        $this->cache1->expiration_time = 3; # seconds
+        $this->cache2->expiration_time = 3;
+        $this->assertTrue($this->cache1->add($key, $val));
+        $this->assertTrue($this->cache1->save());
+
         // not yet expired
-        $this->assertEquals($val, wp_cache_get($key));
+        $this->assertEquals($val, $this->cache1->get($key));
+        $this->assertEquals($val, $this->cache2->get($key));
     }
 
@@ -58 +75 @@
 
         // expires in 1 second
-        wp_cache_add($key, $val, '', 1);
-        wp_cache_close();
-        $this->init_cache();
+        $this->cache1->expiration_time = 1; # second
+        $this->cache2->expiration_time = 1;
+        $this->assertTrue($this->cache1->add($key, $val));
+        $this->assertTrue($this->cache1->save());
+
+        // 3 seconds later, key should have expired
         sleep(3);
-        $this->assertEquals(NULL, wp_cache_get($key));
+        $this->assertEquals(NULL, $this->cache2->get($key));
+        // cache1's key is still cached in memory, which doesn't expire
+        $this->assertEquals($val, $this->cache1->get($key));
     }