/**
* Removes cache contents for a given group.
*
* @codeCoverageIgnore
*
* @param string $group The cache group.
* @param string $suffix The suffix. Optional.
*
* @return bool
*/
function xu_cache_delete_group($group, $suffix = '')
{
if (!function_exists('wp_cache_delete_group')) {
return false;
}
return wp_cache_delete_group(xu_cache_key($group, $suffix));
}
public function test_wp_cache_delete_group()
{
$key1 = rand_str();
$val1 = rand_str();
$key2 = rand_str();
$val2 = rand_str();
$key3 = rand_str();
$val3 = rand_str();
$group = 'foo';
$group2 = 'bar';
if (!defined('WP_REDIS_USE_CACHE_GROUPS') || !WP_REDIS_USE_CACHE_GROUPS) {
$GLOBALS['wp_object_cache']->add_redis_hash_groups(array($group, $group2));
}
// Set up the values
wp_cache_set($key1, $val1, $group);
wp_cache_set($key2, $val2, $group);
wp_cache_set($key3, $val3, $group2);
$this->assertEquals($val1, wp_cache_get($key1, $group));
$this->assertEquals($val2, wp_cache_get($key2, $group));
$this->assertEquals($val3, wp_cache_get($key3, $group2));
$this->assertTrue(wp_cache_delete_group($group));
$this->assertFalse(wp_cache_get($key1, $group));
$this->assertFalse(wp_cache_get($key2, $group));
$this->assertEquals($val3, wp_cache_get($key3, $group2));
// _call_redis( 'delete' ) always returns true when Redis isn't available
if (class_exists('Redis')) {
$this->assertFalse(wp_cache_delete_group($group));
} else {
$this->assertTrue(wp_cache_delete_group($group));
}
}