GraphQL\Tests\Type\EnumTypeTest::expectFailure PHP Метод

    private function expectFailure($query, $vars, $err)
    {
        $result = GraphQL::executeAndReturnResult($this->schema, $query, null, null, $vars);
        $this->assertEquals(1, count($result->errors));
        if (is_array($err)) {
            $this->assertEquals($err['message'], $result->errors[0]->getMessage());
            $this->assertEquals($err['locations'], $result->errors[0]->getLocations());
        } else {
            $this->assertEquals($err, $result->errors[0]->getMessage());
        }
    }