tests: add case for getservbyname() during g_network_address_parse()

Add test cases that result in lookup of the port via
getservbyname().

As the result depends on "/etc/services", it's not reliably the same on
every system. It requires a workaround.
This commit is contained in:
Thomas Haller 2023-08-11 13:47:10 +02:00 committed by Philip Withnall
parent 1de94bdd6f
commit adb3763592

View File

@ -73,10 +73,12 @@ test_parse_uri (gconstpointer d)
g_error_free (error);
}
static ParseTest host_tests[] =
{
static ParseTest host_tests[] = {
{ "www.gnome.org", NULL, "www.gnome.org", 1234, -1 },
{ "www.gnome.org:8080", NULL, "www.gnome.org", 8080, -1 },
{ "www.gnome.org:http", NULL, "www.gnome.org", 80, -1 },
{ "1.2.3.4:imaps", NULL, "1.2.3.4", 993, -1 },
{ "1.2.3.4:doesnotexist", NULL, NULL, 0, G_IO_ERROR_INVALID_ARGUMENT },
{ "[2001:db8::1]", NULL, "2001:db8::1", 1234, -1 },
{ "[2001:db8::1]:888", NULL, "2001:db8::1", 888, -1 },
{ "[2001:db8::1%em1]", NULL, "2001:db8::1%em1", 1234, -1 },
@ -85,15 +87,49 @@ static ParseTest host_tests[] =
{ "[hostnam]e", NULL, NULL, 0, G_IO_ERROR_INVALID_ARGUMENT },
{ "hostname:", NULL, NULL, 0, G_IO_ERROR_INVALID_ARGUMENT },
{ "hostname:-1", NULL, NULL, 0, G_IO_ERROR_INVALID_ARGUMENT },
{ "hostname:9999999", NULL, NULL, 0, G_IO_ERROR_INVALID_ARGUMENT }
{ "hostname:9999999", NULL, NULL, 0, G_IO_ERROR_INVALID_ARGUMENT },
};
static void
test_parse_host (gconstpointer d)
{
const ParseTest *test = d;
ParseTest test_cpy;
GNetworkAddress *address;
GError *error;
const char *port_by_name = NULL;
if (g_str_equal (test->input, "www.gnome.org:http"))
port_by_name = "http";
else if (g_str_equal (test->input, "1.2.3.4:imaps"))
port_by_name = "imaps";
else if (g_str_equal (test->input, "1.2.3.4:doesnotexist"))
port_by_name = "doesnotexist";
if (port_by_name)
{
const struct servent *ent;
guint16 port;
gint error_code;
/* If using a named port, check that whats resolved from the systems
* `/etc/services` matches whats hard-coded in `host_tests`. */
ent = getservbyname (port_by_name, "tcp");
port = ent ? g_ntohs (ent->s_port) : 0;
error_code = ent ? -1 : G_IO_ERROR_INVALID_ARGUMENT;
if (port != test->port || error_code != test->error_code)
{
/* We will lookup the port via getservbyname(), but on the
* tested system, the result is not as expected. Instead,
* adjust our expected test result. */
test_cpy = *test;
test_cpy.port = port;
test_cpy.error_code = error_code;
test = &test_cpy;
}
}
error = NULL;
address = (GNetworkAddress*)g_network_address_parse (test->input, 1234, &error);
@ -114,6 +150,17 @@ test_parse_host (gconstpointer d)
g_object_unref (address);
if (error)
g_error_free (error);
if (test == &test_cpy)
{
char *msg;
/* We tested something, but it's not what we originally wanted to test. Mark the
* test as skipped. */
msg = g_strdup_printf ("getservbyname(\"%s\", \"tcp\") did not give expected result to validate the test", port_by_name);
g_test_skip (msg);
g_free (msg);
}
}
typedef struct {