Improve testing of elliptic curve validation

#! /usr/bin/env perl

# Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.

#

# Licensed under the OpenSSL license (the "License").  You may not use

# this file except in compliance with the License.  You can obtain a copy

# in the file LICENSE in the source distribution or at

# https://www.openssl.org/source/license.html

use strict;

use warnings;

use File::Spec;

use if $^O ne "VMS", 'File::Glob' => qw/glob/;

use OpenSSL::Test qw/:DEFAULT data_file/;

use OpenSSL::Test::Utils;

setup("test_ecparam");

plan skip_all => "EC isn't supported in this build"

    if disabled("ec");

my @valid = glob(data_file("valid", "*.pem"));

my @invalid = glob(data_file("invalid", "*.pem"));

plan tests => scalar @valid + scalar @invalid;

foreach (@valid) {

    ok(run(app([qw{openssl ecparam -noout -check -in}, $_])));

}

foreach (@invalid) {

    ok(!run(app([qw{openssl ecparam -noout -check -in}, $_])));

}