/**
* Test getting a random element from the set
*/
public function testSrandmember()
{
// Getting single member
$this->redis->del('testSrandmember');
$randResult = $this->redis->srandmember('testSrandmember');
$this->assertInternalType('bool', $randResult);
$this->assertFalse($randResult);
$this->assertEquals(1, $this->redis->sadd('testSrandmember', 'a'));
$this->assertEquals(1, $this->redis->sadd('testSrandmember', 'b'));
$this->assertEquals(1, $this->redis->sadd('testSrandmember', 'c'));
$this->assertContains($this->redis->srandmember('testSrandmember'), array('a', 'b', 'c'));
$this->assertEquals(3, $this->redis->scard('testSrandmember'));
$this->assertContains($this->redis->srandmember('testSrandmember'), array('a', 'b', 'c'));
$this->assertEquals(3, $this->redis->scard('testSrandmember'));
$this->assertContains($this->redis->srandmember('testSrandmember'), array('a', 'b', 'c'));
$this->assertEquals(3, $this->redis->scard('testSrandmember'));
// Getting multiple members providing the count parameter
$this->redis->del('testSrandmember');
$this->assertFalse($this->redis->srandmember('testSrandmember', 2));
$this->assertEquals(1, $this->redis->sadd('testSrandmember', 'a'));
$this->assertEquals(1, $this->redis->sadd('testSrandmember', 'b'));
$this->assertEquals(1, $this->redis->sadd('testSrandmember', 'c'));
$this->assertEquals(2, count($this->redis->srandmember('testSrandmember', 2)));
$this->assertEquals(3, $this->redis->scard('testSrandmember'));
$result = $this->redis->srandmember('testSrandmember', 3);
$this->assertContains($result[0], array('a', 'b', 'c'));
$this->assertContains($result[1], array('a', 'b', 'c'));
$this->assertContains($result[2], array('a', 'b', 'c'));
$this->assertEquals(3, count($result));
$this->assertEquals(3, $this->redis->scard('testSrandmember'));
}
