def test_server_command_uses_same_rsa_key_size_as_ca_hierarchy(tmpdir):

    # John is setting-up a quick and dirty project to test some

    # functionality revolving around X.509 certificates. Since he does

    # not care much about the strength of private keys for it, he

    # wants to use 1024-bit RSA keys.

    # He switches to his project directory, and initialises the CA

    # hierarchy, requesting that 1024-bit RSA keys should be used.

    tmpdir.chdir()

    run_command("gimmecert", "init", "--key-specification", "rsa:1024")

    # John issues a server certificates.

    stdout, stderr, exit_code = run_command('gimmecert', 'server', 'myserver')

    # John observes that the process was completed successfully.

    assert exit_code == 0

    assert stderr == ""

    # He runs a command to see details about the generated private

    # key.

    stdout, _, _ = run_command('openssl', 'rsa', '-noout', '-text', '-in', '.gimmecert/server/myserver.key.pem')

    # And indeed, the generated private key uses the same size as the

    # one he specified for the CA hierarchy.

    assert "Private-Key: (1024 bit)" in stdout

    # He then has a look at the certificate.

    stdout, _, _ = run_command('openssl', 'x509', '-noout', '-text', '-in', '.gimmecert/server/myserver.cert.pem')

    # Likewise with the private key, the certificate is also using the

    # 1024-bit RSA key.

    assert "Public-Key: (1024 bit)" in stdout