amirbehzad

<?php

// ...
protected function getMockedPDO()
{
       $query = $this->getMock('\PDOStatement');
       $query->method('execute')->willReturn(true);

       $db = $this->getMockBuilder('\PDO')
           ->disableOriginalConstructor()

amirbehzad

# function to return multiple items (n) from a redis list (q) in an atomic manner
# as seen in: http://redis.io/commands/lpop#comment-431677622
def multi_pop(r, q, n):
  p = r.pipeline()
  p.multi()
  p.lrange(q, 0, n - 1)
  p.ltrim(q, n, -1)
  return p.execute()

amirbehzad

<?php

// returns True if the given $var is an Array, and it is not empty;
// otherwise, False.  It does not gives an error if the given $var
// is not an Array, however, it returns False.
function isNonEmptyArray($var) {
    return !empty(@reset($var));
}