/**
* Sends a key => value pair to the cache.
*
* <code>
* // This code will add four entries to the cache, one for each url.
* $cache->set('main', 'http://moodle.org');
* $cache->set('docs', 'http://docs.moodle.org');
* $cache->set('tracker', 'http://tracker.moodle.org');
* $cache->set('qa', 'http://qa.moodle.net');
* </code>
*
* @param string|int $key The key for the data being requested.
* It can be any structure although using a scalar string or int is recommended in the interests of performance.
* In advanced cases an array may be useful such as in situations requiring the multi-key functionality.
* @param mixed $data The data to set against the key.
* @return bool True on success, false otherwise.
*/
public function set($key, $data)
{
if ($this->perfdebug) {
cache_helper::record_cache_set($this->storetype, $this->definition->get_id());
}
if ($this->loader !== false) {
// We have a loader available set it there as well.
// We have to let the loader do its own parsing of data as it may be unique.
$this->loader->set($key, $data);
}
if (is_object($data) && $data instanceof cacheable_object) {
$data = new cache_cached_object($data);
} else {
if (!is_scalar($data)) {
// If data is an object it will be a reference.
// If data is an array if may contain references.
// We want to break references so that the cache cannot be modified outside of itself.
// Call the function to unreference it (in the best way possible).
$data = $this->unref($data);
}
}
if ($this->has_a_ttl() && !$this->store_supports_native_ttl()) {
$data = new cache_ttl_wrapper($data, $this->definition->get_ttl());
}
$parsedkey = $this->parse_key($key);
if ($this->is_using_persist_cache()) {
$this->set_in_persist_cache($parsedkey, $data);
}
return $this->store->set($parsedkey, $data);
}
/**
* Test the store for basic functionality.
*/
public function run_tests(cache_store $instance)
{
// Test set.
$this->assertTrue($instance->set('test1', 'test1'));
$this->assertTrue($instance->set('test2', 'test2'));
// Test get.
$this->assertEquals('test1', $instance->get('test1'));
$this->assertEquals('test2', $instance->get('test2'));
// Test delete.
$this->assertTrue($instance->delete('test1'));
$this->assertFalse($instance->delete('test3'));
$this->assertFalse($instance->get('test1'));
$this->assertEquals('test2', $instance->get('test2'));
$this->assertTrue($instance->set('test1', 'test1'));
// Test purge.
$this->assertTrue($instance->purge());
$this->assertFalse($instance->get('test1'));
$this->assertFalse($instance->get('test2'));
// Test set_many.
$outcome = $instance->set_many(array(array('key' => 'many1', 'value' => 'many1'), array('key' => 'many2', 'value' => 'many2'), array('key' => 'many3', 'value' => 'many3'), array('key' => 'many4', 'value' => 'many4'), array('key' => 'many5', 'value' => 'many5')));
$this->assertEquals(5, $outcome);
$this->assertEquals('many1', $instance->get('many1'));
$this->assertEquals('many5', $instance->get('many5'));
$this->assertFalse($instance->get('many6'));
// Test get_many.
$result = $instance->get_many(array('many1', 'many3', 'many5', 'many6'));
$this->assertInternalType('array', $result);
$this->assertCount(4, $result);
$this->assertEquals(array('many1' => 'many1', 'many3' => 'many3', 'many5' => 'many5', 'many6' => false), $result);
// Test delete_many.
$this->assertEquals(3, $instance->delete_many(array('many2', 'many3', 'many4')));
$this->assertEquals(2, $instance->delete_many(array('many1', 'many5', 'many6')));
}
/**
* Test the store for basic functionality.
*/
public function run_tests(cache_store $instance)
{
// Test set with a string.
$this->assertTrue($instance->set('test1', 'test1'));
$this->assertTrue($instance->set('test2', 'test2'));
$this->assertTrue($instance->set('test3', '3'));
// Test get with a string.
$this->assertSame('test1', $instance->get('test1'));
$this->assertSame('test2', $instance->get('test2'));
$this->assertSame('3', $instance->get('test3'));
// Test set with an int.
$this->assertTrue($instance->set('test1', 1));
$this->assertTrue($instance->set('test2', 2));
// Test get with an int.
$this->assertSame(1, $instance->get('test1'));
$this->assertInternalType('int', $instance->get('test1'));
$this->assertSame(2, $instance->get('test2'));
$this->assertInternalType('int', $instance->get('test2'));
// Test set with a bool.
$this->assertTrue($instance->set('test1', true));
// Test get with an bool.
$this->assertSame(true, $instance->get('test1'));
$this->assertInternalType('boolean', $instance->get('test1'));
// Test delete.
$this->assertTrue($instance->delete('test1'));
$this->assertTrue($instance->delete('test3'));
$this->assertFalse($instance->delete('test3'));
$this->assertFalse($instance->get('test1'));
$this->assertSame(2, $instance->get('test2'));
$this->assertTrue($instance->set('test1', 'test1'));
// Test purge.
$this->assertTrue($instance->purge());
$this->assertFalse($instance->get('test1'));
$this->assertFalse($instance->get('test2'));
// Test set_many.
$outcome = $instance->set_many(array(array('key' => 'many1', 'value' => 'many1'), array('key' => 'many2', 'value' => 'many2'), array('key' => 'many3', 'value' => 'many3'), array('key' => 'many4', 'value' => 'many4'), array('key' => 'many5', 'value' => 'many5')));
$this->assertSame(5, $outcome);
$this->assertSame('many1', $instance->get('many1'));
$this->assertSame('many5', $instance->get('many5'));
$this->assertFalse($instance->get('many6'));
// Test get_many.
$result = $instance->get_many(array('many1', 'many3', 'many5', 'many6'));
$this->assertInternalType('array', $result);
$this->assertCount(4, $result);
$this->assertSame(array('many1' => 'many1', 'many3' => 'many3', 'many5' => 'many5', 'many6' => false), $result);
// Test delete_many.
$this->assertSame(3, $instance->delete_many(array('many2', 'many3', 'many4')));
$this->assertSame(2, $instance->delete_many(array('many1', 'many5', 'many6')));
}
/**
* Test the store for basic functionality.
*/
public function run_tests(cache_store $instance)
{
$object = new stdClass();
$object->data = 1;
// Test set with a string.
$this->assertTrue($instance->set('test1', 'test1'));
$this->assertTrue($instance->set('test2', 'test2'));
$this->assertTrue($instance->set('test3', '3'));
// Test get with a string.
$this->assertSame('test1', $instance->get('test1'));
$this->assertSame('test2', $instance->get('test2'));
$this->assertSame('3', $instance->get('test3'));
// Test set with an int.
$this->assertTrue($instance->set('test1', 1));
$this->assertTrue($instance->set('test2', 2));
// Test get with an int.
$this->assertSame(1, $instance->get('test1'));
$this->assertInternalType('int', $instance->get('test1'));
$this->assertSame(2, $instance->get('test2'));
$this->assertInternalType('int', $instance->get('test2'));
// Test set with a bool.
$this->assertTrue($instance->set('test1', true));
// Test get with an bool.
$this->assertSame(true, $instance->get('test1'));
$this->assertInternalType('boolean', $instance->get('test1'));
// Test with an object.
$this->assertTrue($instance->set('obj', $object));
if ($instance::get_supported_features() & cache_store::DEREFERENCES_OBJECTS) {
$this->assertNotSame($object, $instance->get('obj'), 'Objects must be dereferenced when returned.');
}
$this->assertEquals($object, $instance->get('obj'));
// Test delete.
$this->assertTrue($instance->delete('test1'));
$this->assertTrue($instance->delete('test3'));
$this->assertFalse($instance->delete('test3'));
$this->assertFalse($instance->get('test1'));
$this->assertSame(2, $instance->get('test2'));
$this->assertTrue($instance->set('test1', 'test1'));
// Test purge.
$this->assertTrue($instance->purge());
$this->assertFalse($instance->get('test1'));
$this->assertFalse($instance->get('test2'));
// Test set_many.
$outcome = $instance->set_many(array(array('key' => 'many1', 'value' => 'many1'), array('key' => 'many2', 'value' => 'many2'), array('key' => 'many3', 'value' => 'many3'), array('key' => 'many4', 'value' => 'many4'), array('key' => 'many5', 'value' => 'many5')));
$this->assertSame(5, $outcome);
$this->assertSame('many1', $instance->get('many1'));
$this->assertSame('many5', $instance->get('many5'));
$this->assertFalse($instance->get('many6'));
// Test get_many.
$result = $instance->get_many(array('many1', 'many3', 'many5', 'many6'));
$this->assertInternalType('array', $result);
$this->assertCount(4, $result);
$this->assertSame(array('many1' => 'many1', 'many3' => 'many3', 'many5' => 'many5', 'many6' => false), $result);
// Test delete_many.
$this->assertSame(3, $instance->delete_many(array('many2', 'many3', 'many4')));
$this->assertSame(2, $instance->delete_many(array('many1', 'many5', 'many6')));
}
/**
* Test the store for basic functionality.
*/
public function run_tests(cache_store $instance)
{
$object = new stdClass();
$object->data = 1;
// Test set with a string.
$this->assertTrue($instance->set('test1', 'test1'));
$this->assertTrue($instance->set('test2', 'test2'));
$this->assertTrue($instance->set('test3', '3'));
$this->assertTrue($instance->set('other3', '3'));
// Test get with a string.
$this->assertSame('test1', $instance->get('test1'));
$this->assertSame('test2', $instance->get('test2'));
$this->assertSame('3', $instance->get('test3'));
// Test find and find with prefix if this class implements the searchable interface.
if ($instance->is_searchable()) {
// Extra settings here ignore the return order of the array.
$this->assertEquals(['test3', 'test1', 'test2', 'other3'], $instance->find_all(), '', 0, 1, true);
// Extra settings here ignore the return order of the array.
$this->assertEquals(['test2', 'test1', 'test3'], $instance->find_by_prefix('test'), '', 0, 1, true);
$this->assertEquals(['test2'], $instance->find_by_prefix('test2'));
$this->assertEquals(['other3'], $instance->find_by_prefix('other'));
$this->assertEquals([], $instance->find_by_prefix('nothere'));
}
// Test set with an int.
$this->assertTrue($instance->set('test1', 1));
$this->assertTrue($instance->set('test2', 2));
// Test get with an int.
$this->assertSame(1, $instance->get('test1'));
$this->assertInternalType('int', $instance->get('test1'));
$this->assertSame(2, $instance->get('test2'));
$this->assertInternalType('int', $instance->get('test2'));
// Test set with a bool.
$this->assertTrue($instance->set('test1', true));
// Test get with an bool.
$this->assertSame(true, $instance->get('test1'));
$this->assertInternalType('boolean', $instance->get('test1'));
// Test with an object.
$this->assertTrue($instance->set('obj', $object));
if ($instance::get_supported_features() & cache_store::DEREFERENCES_OBJECTS) {
$this->assertNotSame($object, $instance->get('obj'), 'Objects must be dereferenced when returned.');
}
$this->assertEquals($object, $instance->get('obj'));
// Test delete.
$this->assertTrue($instance->delete('test1'));
$this->assertTrue($instance->delete('test3'));
$this->assertFalse($instance->delete('test3'));
$this->assertFalse($instance->get('test1'));
$this->assertSame(2, $instance->get('test2'));
$this->assertTrue($instance->set('test1', 'test1'));
// Test purge.
$this->assertTrue($instance->purge());
$this->assertFalse($instance->get('test1'));
$this->assertFalse($instance->get('test2'));
// Test set_many.
$outcome = $instance->set_many(array(array('key' => 'many1', 'value' => 'many1'), array('key' => 'many2', 'value' => 'many2'), array('key' => 'many3', 'value' => 'many3'), array('key' => 'many4', 'value' => 'many4'), array('key' => 'many5', 'value' => 'many5')));
$this->assertSame(5, $outcome);
$this->assertSame('many1', $instance->get('many1'));
$this->assertSame('many5', $instance->get('many5'));
$this->assertFalse($instance->get('many6'));
// Test get_many.
$result = $instance->get_many(array('many1', 'many3', 'many5', 'many6'));
$this->assertInternalType('array', $result);
$this->assertCount(4, $result);
$this->assertSame(array('many1' => 'many1', 'many3' => 'many3', 'many5' => 'many5', 'many6' => false), $result);
// Test delete_many.
$this->assertSame(3, $instance->delete_many(array('many2', 'many3', 'many4')));
$this->assertSame(2, $instance->delete_many(array('many1', 'many5', 'many6')));
}
