GraphQL\Tests\Validator\NoUndefinedVariablesTest::testVariableNotDefinedByUnNamedQuery PHP Method

    public function testVariableNotDefinedByUnNamedQuery()
    {
        $this->expectFailsRule(new NoUndefinedVariables(), '
      {
        field(a: $a)
      }
        ', [$this->undefVar('a', 3, 18, '', 2, 7)]);
    }