phpredis/tests/RedisArrayTest.php at develop · phpredis/phpredis · GitHub

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<?php defined('PHPREDIS_TESTRUN') or die("Use TestRedis.php to run tests!\n");

require_once __DIR__ . "/TestSuite.php";

define('REDIS_ARRAY_DATA_SIZE', 1000);

define('REDIS_RA_DEFAULT_PORTS', [6379, 6380, 6381, 6382]);

function custom_hash($str) {

// str has the following format: $APPID_fb$FACEBOOKID_$key.

$pos = strpos($str, '_fb');

if (preg_match("#\w+_fb(?<facebook_id>\d+)_\w+#", $str, $out)) {

return $out['facebook_id'];

}

return $str;

}

function parseHostPort($str, &$host, &$port) {

$pos = strrpos($str, ':');

$host = substr($str, 0, $pos);

$port = substr($str, $pos+1);

}

function getRedisVersion(object $client) {

$arr_info = $client->info();

if ( ! $arr_info || !isset($arr_info['redis_version'])) {

return '0.0.0';

}

return $arr_info['redis_version'];

}

/* Determine the lowest redis version attached to this RedisArray object */

function getMinVersion(object $ra) {

$min_version = '0.0.0';

foreach ($ra->_hosts() as $host) {

$version = getRedisVersion($ra->_instance($host));

if (version_compare($version, $min_version) > 0) {

$min_version = $version;

}

return $min_version;

}

class Redis_Array_Test extends TestSuite

{

private $min_version;

private $strings;

public $ra = NULL;

private $data = NULL;

public function setUp() {

// initialize strings.

$n = REDIS_ARRAY_DATA_SIZE;

$this->strings = [];

for ($i = 0; $i < $n; $i++) {

$this->strings['key-'.$i] = 'val-'.$i;

}

global $new_ring, $old_ring, $use_index;

$options = ['previous' => $old_ring, 'index' => $use_index];

if ($this->getAuth()) {

$options['auth'] = $this->getAuth();

}

$this->ra = new RedisArray($new_ring, $options);

$this->min_version = getMinVersion($this->ra);

}

public function testMSet() {

// run mset

$this->assertTrue($this->ra->mset($this->strings));

// check each key individually using the array

foreach ($this->strings as $k => $v) {

$this->assertEquals($v, $this->ra->get($k));

}

// check each key individually using a new connection

foreach ($this->strings as $k => $v) {

parseHostPort($this->ra->_target($k), $host, $port);

$target = $this->ra->_target($k);

$pos = strrpos($target, ':');

$host = substr($target, 0, $pos);

$port = substr($target, $pos+1);

$r = new Redis;

$r->pconnect($host, (int)$port);

if ($this->getAuth()) {

$this->assertTrue($r->auth($this->getAuth()));

}

$this->assertEquals($v, $r->get($k));

}

public function testMGet() {

$this->assertEquals(array_values($this->strings), $this->ra->mget(array_keys($this->strings)));

}

private function addData($commonString) {

$this->data = [];

for ($i = 0; $i < REDIS_ARRAY_DATA_SIZE; $i++) {

$k = rand().'_'.$commonString.'_'.rand();

$this->data[$k] = rand();

}

$this->ra->mset($this->data);

}

private function checkCommonLocality() {

// check that they're all on the same node.

$lastNode = NULL;

foreach ($this->data as $k => $v) {

$node = $this->ra->_target($k);

if ($lastNode) {

$this->assertEquals($node, $lastNode);

}

$this->assertEqualsWeak($v, $this->ra->get($k));

$lastNode = $node;

}

public function testKeyLocality() {

// basic key locality with default hash

$this->addData('{hashed part of the key}');

$this->checkCommonLocality();

// with common hashing function

global $new_ring, $old_ring, $use_index;

$options = [

'previous' => $old_ring,

'index' => $use_index,

'function' => 'custom_hash'

];

if ($this->getAuth()) {

$options['auth'] = $this->getAuth();

}

$this->ra = new RedisArray($new_ring, $options);

// basic key locality with custom hash

$this->addData('fb'.rand());

$this->checkCommonLocality();

}

public function customDistributor($key)

{

$a = unpack("N*", md5($key, true));

global $new_ring;

$pos = abs($a[1]) % count($new_ring);

return $pos;

}

public function testKeyDistributor()

{

global $new_ring, $useIndex;

$options = [

'index' => $useIndex,

'function' => 'custom_hash',

'distributor' => [$this, "customDistributor"]

];

if ($this->getAuth()) {

$options['auth'] = $this->getAuth();

}

$this->ra = new RedisArray($new_ring, $options);

// custom key distribution function.

$this->addData('fb'.rand());

// check that they're all on the expected node.

$lastNode = NULL;

foreach ($this->data as $k => $v) {

$node = $this->ra->_target($k);

$pos = $this->customDistributor($k);

$this->assertEquals($node, $new_ring[$pos]);

}

/* Scan a whole key and return the overall result */

protected function execKeyScan($cmd, $key) {

$res = [];

$it = NULL;

do {

$chunk = $this->ra->$cmd($key, $it);

foreach ($chunk as $field => $value) {

$res[$field] = $value;

}

} while ($it !== 0);

return $res;

}

public function testKeyScanning() {

$h_vals = ['foo' => 'bar', 'baz' => 'bop'];

$z_vals = ['one' => 1, 'two' => 2, 'three' => 3];

$s_vals = ['mem1', 'mem2', 'mem3'];

$this->ra->del(['scan-hash', 'scan-set', 'scan-zset']);

$this->ra->hMSet('scan-hash', $h_vals);

foreach ($z_vals as $k => $v)

$this->ra->zAdd('scan-zset', $v, $k);

$this->ra->sAdd('scan-set', ...$s_vals);

$s_scan = $this->execKeyScan('sScan', 'scan-set');

$this->assertTrue(count(array_diff_key(array_flip($s_vals), array_flip($s_scan))) == 0);

$this->assertEquals($h_vals, $this->execKeyScan('hScan', 'scan-hash'));

$z_scan = $this->execKeyScan('zScan', 'scan-zset');

$this->assertTrue(count($z_scan) == count($z_vals) &&

count(array_diff_key($z_vals, $z_scan)) == 0 &&

array_sum($z_scan) == array_sum($z_vals));

}

class Redis_Rehashing_Test extends TestSuite

{

public $ra = NULL;

private $useIndex;

private $min_version;

// data

private $strings;

private $sets;

private $lists;

private $hashes;

private $zsets;

public function setUp() {

// initialize strings.

$n = REDIS_ARRAY_DATA_SIZE;

$this->strings = [];

for ($i = 0; $i < $n; $i++) {

$this->strings['key-'.$i] = 'val-'.$i;

}

// initialize sets

for ($i = 0; $i < $n; $i++) {

// each set has 20 elements

$this->sets['set-'.$i] = range($i, $i+20);

}

// initialize lists

for ($i = 0; $i < $n; $i++) {

// each list has 20 elements

$this->lists['list-'.$i] = range($i, $i+20);

}

// initialize hashes

for ($i = 0; $i < $n; $i++) {

// each hash has 5 keys

$this->hashes['hash-'.$i] = ['A' => $i, 'B' => $i+1, 'C' => $i+2, 'D' => $i+3, 'E' => $i+4];

}

// initialize sorted sets

for ($i = 0; $i < $n; $i++) {

// each sorted sets has 5 elements

$this->zsets['zset-'.$i] = [$i, 'A', $i+1, 'B', $i+2, 'C', $i+3, 'D', $i+4, 'E'];

}

global $new_ring, $old_ring, $useIndex;

$options = [

'previous' => $old_ring,

'index' => $useIndex

];

if ($this->getAuth()) {

$options['auth'] = $this->getAuth();

}

// create array

$this->ra = new RedisArray($new_ring, $options);

$this->min_version = getMinVersion($this->ra);

}

public function testFlush() {

// flush all servers first.

global $server_list;

foreach ($server_list as $s) {

parseHostPort($s, $host, $port);

$r = new Redis();

$r->pconnect($host, (int)$port, 0);

if ($this->getAuth()) {

$this->assertTrue($r->auth($this->getAuth()));

}

$this->assertTrue($r->flushdb());

}

private function distributeKeys() {

// strings

foreach ($this->strings as $k => $v) {

$this->ra->set($k, $v);

}

// sets

foreach ($this->sets as $k => $v) {

call_user_func_array([$this->ra, 'sadd'], array_merge([$k], $v));

}

// lists

foreach ($this->lists as $k => $v) {

call_user_func_array([$this->ra, 'rpush'], array_merge([$k], $v));

}

// hashes

foreach ($this->hashes as $k => $v) {

$this->ra->hmset($k, $v);

}

// sorted sets

foreach ($this->zsets as $k => $v) {

call_user_func_array([$this->ra, 'zadd'], array_merge([$k], $v));

}

public function testDistribution() {

$this->distributeKeys();

}

public function testSimpleRead() {

$this->readAllvalues();

}

private function readAllvalues() {

// strings

foreach ($this->strings as $k => $v) {

$this->assertEquals($v, $this->ra->get($k));

}

// sets

foreach ($this->sets as $k => $v) {

$ret = $this->ra->smembers($k); // get values

$this->assertEqualsWeak($v, $ret);

}

// lists

foreach ($this->lists as $k => $v) {

$ret = $this->ra->lrange($k, 0, -1);

$this->assertEqualsWeak($v, $ret);

}

// hashes

foreach ($this->hashes as $k => $v) {

$ret = $this->ra->hgetall($k); // get values

$this->assertEqualsWeak($v, $ret);

}

// sorted sets

foreach ($this->zsets as $k => $v) {

$ret = $this->ra->zrange($k, 0, -1, true);

// create assoc array from local dataset

$tmp = [];

for ($i = 0; $i < count($v); $i += 2) {

$tmp[$v[$i+1]] = $v[$i];

}

// compare to RA value

$this->assertEqualsWeak($tmp, $ret);

}

// add a new node.

public function testCreateSecondRing() {

global $new_ring, $old_ring, $server_list;

$old_ring = $new_ring; // back up the original.

$new_ring = $server_list; // add a new node to the main ring.

}

public function testReadUsingFallbackMechanism() {

$this->readAllvalues(); // some of the reads will fail and will go to another target node.

}

public function testRehash() {

$this->ra->_rehash(); // this will redistribute the keys

}

public function testRehashWithCallback() {

$total = 0;

$this->ra->_rehash(function ($host, $count) use (&$total) {

$total += $count;

});

$this->assertGT(0, $total);

}

public function testReadRedistributedKeys() {

$this->readAllvalues(); // we shouldn't have any missed reads now.

}

// Test auto-migration of keys

class Redis_Auto_Rehashing_Test extends TestSuite {

public $ra = NULL;

private $min_version;

// data

private $strings;

public function setUp() {

// initialize strings.

$n = REDIS_ARRAY_DATA_SIZE;

$this->strings = [];

for ($i = 0; $i < $n; $i++) {

$this->strings['key-'.$i] = 'val-'.$i;

}

global $new_ring, $old_ring, $useIndex;

$options = [

'previous' => $old_ring,

'index' => $useIndex,

'autorehash' => true

];

if ($this->getAuth()) {

$options['auth'] = $this->getAuth();

}

// create array

$this->ra = new RedisArray($new_ring, $options);

$this->min_version = getMinVersion($this->ra);

}

public function testDistribute() {

// strings

foreach ($this->strings as $k => $v) {

$this->ra->set($k, $v);

}

private function readAllvalues() {

foreach ($this->strings as $k => $v) {

$this->assertEquals($v, $this->ra->get($k));

}

public function testReadAll() {

$this->readAllvalues();

}

// add a new node.

public function testCreateSecondRing() {

global $new_ring, $old_ring, $server_list;

$old_ring = $new_ring; // back up the original.

$new_ring = $server_list; // add a new node to the main ring.

}

// Read and migrate keys on fallback, causing the whole ring to be rehashed.

public function testReadAndMigrateAll() {

$this->readAllvalues();

}

// Read and migrate keys on fallback, causing the whole ring to be rehashed.

public function testAllKeysHaveBeenMigrated() {

foreach ($this->strings as $k => $v) {

parseHostPort($this->ra->_target($k), $host, $port);

$r = new Redis;

$r->pconnect($host, $port);

if ($this->getAuth()) {

$this->assertTrue($r->auth($this->getAuth()));

}

// check that the key has actually been migrated to the new node.

$this->assertEquals($v, $r->get($k));

}

// Test node-specific multi/exec

class Redis_Multi_Exec_Test extends TestSuite {

private $min_version;

public $ra = NULL;

private static $new_group = NULL;

private static $new_salary = NULL;

public function setUp() {

global $new_ring, $old_ring, $useIndex;

$options = ['previous' => $old_ring, 'index' => $useIndex];

if ($this->getAuth()) {

$options['auth'] = $this->getAuth();

}

// create array

$this->ra = new RedisArray($new_ring, $options);

$this->min_version = getMinVersion($this->ra);

}

public function testInit() {

$this->ra->set('{groups}:managers', 2);

$this->ra->set('{groups}:executives', 3);

$this->ra->set('1_{employee:joe}_name', 'joe');

$this->ra->set('1_{employee:joe}_group', 2);

$this->ra->set('1_{employee:joe}_salary', 2000);

}

public function testKeyDistribution() {

// check that all of joe's keys are on the same instance

$lastNode = NULL;

foreach (['name', 'group', 'salary'] as $field) {

$node = $this->ra->_target('1_{employee:joe}_'.$field);

if ($lastNode) {

$this->assertEquals($node, $lastNode);

}

$lastNode = $node;

}

public function testMultiExec() {

// Joe gets a promotion

self::$new_group = $this->ra->get('{groups}:executives');

self::$new_salary = 4000;

// change both in a transaction.

// transactions are per-node, so we need a reference to it.

$host = $this->ra->_target('{employee:joe}');

$this->ra->multi($host)

->set('1_{employee:joe}_group', self::$new_group)

->set('1_{employee:joe}_salary', self::$new_salary)

->exec();

// check that the group and salary have been changed

$this->assertEquals(self::$new_group, $this->ra->get('1_{employee:joe}_group'));

$this->assertEqualsWeak(self::$new_salary, $this->ra->get('1_{employee:joe}_salary'));

}

public function testMultiExecMSet() {

self::$new_group = 1;

self::$new_salary = 10000;

// test MSET, making Joe a top-level executive

$out = $this->ra->multi($this->ra->_target('{employee:joe}'))

->mset([

'1_{employee:joe}_group' => self::$new_group,

'1_{employee:joe}_salary' => self::$new_salary

])

->exec();

$this->assertTrue($out[0]);

}

public function testMultiExecMGet() {

$out = $this->ra->multi($this->ra->_target('{employee:joe}'))

->mget(['1_{employee:joe}_group', '1_{employee:joe}_salary'])

->exec();

$this->assertEqualsWeak(self::$new_group, $out[0][0]);

$this->assertEqualsWeak(self::$new_salary, $out[0][1]);

}

public function testMultiExecDel() {

$out = $this->ra->multi($this->ra->_target('{employee:joe}'))

->del('1_{employee:joe}_group', '1_{employee:joe}_salary')

->exec();

$this->assertEquals(2, $out[0]);

$this->assertEquals(0, $this->ra->exists('1_{employee:joe}_group'));

$this->assertEquals(0, $this->ra->exists('1_{employee:joe}_salary'));

}

public function testMultiExecUnlink() {

if (version_compare($this->min_version, "4.0.0", "lt")) {

$this->markTestSkipped();

}

$this->ra->set('{unlink}:key1', 'bar');

$this->ra->set('{unlink}:key2', 'bar');

$out = $this->ra->multi($this->ra->_target('{unlink}'))

->del('{unlink}:key1', '{unlink}:key2')

->exec();

$this->assertEquals(2, $out[0]);

}

public function testDiscard() {

/* phpredis issue #87 */

$key = 'test_err';

$this->assertTrue($this->ra->set($key, 'test'));

$this->assertEquals('test', $this->ra->get($key));

$this->ra->watch($key);

// After watch, same

$this->assertEquals('test', $this->ra->get($key));

// change in a multi/exec block.

$ret = $this->ra->multi($this->ra->_target($key))->set($key, 'test1')->exec();

$this->assertEquals([true], $ret);

// Get after exec, 'test1':

$this->assertEquals('test1', $this->ra->get($key));

$this->ra->watch($key);

// After second watch, still test1.

$this->assertEquals('test1', $this->ra->get($key));

$ret = $this->ra->multi($this->ra->_target($key))->set($key, 'test2')->discard();

// Ret after discard: NULL";

$this->assertNull($ret);

// Get after discard, unchanged:

$this->assertEquals('test1', $this->ra->get($key));

}

// Test custom distribution function

class Redis_Distributor_Test extends TestSuite {

public $ra = NULL;

private $min_version;

public function setUp() {

global $new_ring, $old_ring, $useIndex;

$options = [

'previous' => $old_ring,

'index' => $useIndex,

'distributor' => [$this, 'distribute']

];

if ($this->getAuth()) {

$options['auth'] = $this->getAuth();

}

// create array

$this->ra = new RedisArray($new_ring, $options);

$this->min_version = getMinVersion($this->ra);

}

public function testInit() {

$this->ra->set('{uk}test', 'joe');

$this->ra->set('{us}test', 'bob');

}

public function distribute($key) {

$matches = [];

if (preg_match('/{([^}]+)}.*/', $key, $matches) == 1) {

$countries = ['uk' => 0, 'us' => 1];

if (array_key_exists($matches[1], $countries)) {

return $countries[$matches[1]];

}

return 2; // default server

}

public function testDistribution() {

$UK_server = $this->ra->_target('{uk}test');

$US_server = $this->ra->_target('{us}test');

$DE_server = $this->ra->_target('{de}test');

$XX_server = $this->ra->_target('{xx}test');

$nodes = $this->ra->_hosts();

$this->assertEquals($UK_server, $nodes[0]);

$this->assertEquals($US_server, $nodes[1]);

$this->assertEquals($DE_server, $nodes[2]);

$this->assertEquals($XX_server, $nodes[2]);

}

function run_ra_tests($test_class, $filter, $host, array $full_ring,

array $sub_ring, $auth)

{

global $new_ring, $old_ring, $server_list;

$server_list = $full_ring;

$new_ring = $sub_ring;

$old_ring = [];

return TestSuite::run($test_class, $filter, $host, NULL, $auth);

}

phpredis/tests/RedisArrayTest.php at develop · phpredis/phpredis · GitHub

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phpredis/tests/RedisArrayTest.php at develop · phpredis/phpredis · GitHub

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