hphp/test/quick/some_cmp_tests.php

   1 <?hh
   2
   3 function eq($x, $y) {
   4   var_dump($x == $y);
   5 }
   6
   7 function lt($x, $y) {
   8   var_dump($x < $y);
   9 }
  10
  11 function gt($x, $y) {
  12   var_dump($x > $y);
  13 }
  14
  15 echo "======\n";
  16
  17 eq('Array', array(1,2));
  18 eq('Array', array());
  19 eq(array(), 'Array');
  20 eq(array('a', 'b'), 'Array');
  21 echo "\n";
  22 lt('Array', array(1,2));
  23 lt('Array', array());
  24 lt(array(), 'Array');
  25 lt(array('a', 'b'), 'Array');
  26 echo "\n";
  27 gt('Array', array(1,2));
  28 gt('Array', array());
  29 gt(array(), 'Array');
  30 gt(array('a', 'b'), 'Array');
  31
  32 echo "======\n";
  33
  34 eq('', null);
  35 eq(null, null);
  36 eq(null, '');
  37 eq('', '');
  38 echo "\n";
  39 lt('', null);
  40 lt(null, null);
  41 lt(null, '');
  42 lt('', '');
  43 echo "\n";
  44 gt('', null);
  45 gt(null, null);
  46 gt(null, '');
  47 gt('', '');
  48
  49 echo "======\n";
  50
  51 eq(-1.0, null);
  52 eq(null, -1.0);
  53 echo "\n";
  54 lt(-1.0, null);
  55 lt(null, -1.0);
  56 echo "\n";
  57 gt(-1.0, null);
  58 gt(null, -1.0);