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Make g_test_expect_message work for structured logs

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This is used in GTK+ tests, and GTK+ has switched to
G_LOG_USE_STRUCTURED, so we need this to keep working.
This commit is contained in:
Matthias Clasen 2016-08-02 23:14:28 -04:00
parent 1b711d9b4a
commit df02e8f47c
1 changed files with 68 additions and 30 deletions
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98
glib/gmessages.c
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@ -1049,6 +1049,41 @@ typedef struct {
static GSList *expected_messages = NULL;
static gboolean
check_expected_message (const char *log_domain,
GLogLevelFlags *log_level,
const char *msg)
{
GTestExpectedMessage *expected = expected_messages->data;
if (g_strcmp0 (expected->log_domain, log_domain) == 0 &&
((*log_level & expected->log_level) == expected->log_level) &&
g_pattern_match_simple (expected->pattern, msg))
{
expected_messages = g_slist_delete_link (expected_messages, expected_messages);
g_free (expected->log_domain);
g_free (expected->pattern);
g_free (expected);
return TRUE;
}
else if ((*log_level & G_LOG_LEVEL_DEBUG) != G_LOG_LEVEL_DEBUG)
{
gchar level_prefix[STRING_BUFFER_SIZE];
gchar *expected_message;
mklevel_prefix (level_prefix, expected->log_level, FALSE);
expected_message = g_strdup_printf ("Did not see expected message %s-%s: %s",
expected->log_domain ? expected->log_domain : "**",
level_prefix, expected->pattern);
g_log_default_handler (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL, expected_message, NULL);
g_free (expected_message);
*log_level |= G_LOG_FLAG_FATAL;
}
return FALSE;
}
/**
* g_logv:
* @log_domain: (nullable): the log domain, or %NULL for the default ""
@ -1094,36 +1129,10 @@ g_logv (const gchar *log_domain,
else
msg = msg_alloc = g_strdup_vprintf (format, args);
if (expected_messages)
if (expected_messages && check_expected_message (log_domain, &log_level, msg))
{
GTestExpectedMessage *expected = expected_messages->data;
if (g_strcmp0 (expected->log_domain, log_domain) == 0 &&
((log_level & expected->log_level) == expected->log_level) &&
g_pattern_match_simple (expected->pattern, msg))
{
expected_messages = g_slist_delete_link (expected_messages,
expected_messages);
g_free (expected->log_domain);
g_free (expected->pattern);
g_free (expected);
g_free (msg_alloc);
return;
}
else if ((log_level & G_LOG_LEVEL_DEBUG) != G_LOG_LEVEL_DEBUG)
{
gchar level_prefix[STRING_BUFFER_SIZE];
gchar *expected_message;
mklevel_prefix (level_prefix, expected->log_level, FALSE);
expected_message = g_strdup_printf ("Did not see expected message %s-%s: %s",
expected->log_domain ? expected->log_domain : "**",
level_prefix, expected->pattern);
g_log_default_handler (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL, expected_message, NULL);
g_free (expected_message);
log_level |= G_LOG_FLAG_FATAL;
}
g_free (msg_alloc);
return;
}
for (i = g_bit_nth_msf (log_level, -1); i >= 0; i = g_bit_nth_msf (log_level, i))
@ -2056,6 +2065,24 @@ log_is_old_api (const GLogField *fields,
g_strcmp0 (fields[0].value, "1") == 0);
}
static gboolean
get_field (const GLogField *fields,
gsize n_fields,
const char *key,
const char **value)
{
int i;
for (i = 0; i < n_fields; i++)
{
if (strcmp (key, fields[i].key) == 0)
{
*value = fields[i].value;
return TRUE;
}
}
return FALSE;
}
/**
* g_log_writer_default:
* @log_level: log level, either from #GLogLevelFlags, or a user-defined
@ -2086,6 +2113,9 @@ g_log_writer_default (GLogLevelFlags log_level,
gsize n_fields,
gpointer user_data)
{
gboolean old_api;
const char *domain, *msg;
g_return_val_if_fail (fields != NULL, G_LOG_WRITER_UNHANDLED);
g_return_val_if_fail (n_fields > 0, G_LOG_WRITER_UNHANDLED);
@ -2118,7 +2148,15 @@ g_log_writer_default (GLogLevelFlags log_level,
/* Mark messages as fatal if they have a level set in
* g_log_set_always_fatal().
*/
if ((log_level & g_log_always_fatal) && !log_is_old_api (fields, n_fields))
old_api = log_is_old_api (fields, n_fields);
if (!old_api && expected_messages &&
get_field (fields, n_fields, "GLIB_DOMAIN", &domain) &&
get_field (fields, n_fields, "MESSAGE", &msg) &&
check_expected_message (domain, &log_level, msg))
goto handled;
if ((log_level & g_log_always_fatal) && !old_api)
log_level |= G_LOG_FLAG_FATAL;
/* Try logging to the systemd journal as first choice. */