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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_n86iat9s62ikjlelapq1e0fruj, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
svoid test_structure_shouldIncludeField() {
  new structure_Data d;
  d.shouldIncludeField = field -> {
    S c = shortClassName(field.getDeclaringClass());
    S f = field.getName();
    bool shouldInclude = !(eq(c, "Pair") && eq(f, "a"));
    printVars("shouldIncludeField", +c, +f, +shouldInclude);
    ret shouldInclude;
  };
  
  S s = structure(pair(1, 2), d);
  assertEqualsVerbose("Pair(b=2)", s);
}