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tests: add unit test for old printf extension specifiers

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To make sure we maintain binary compatibility with the old
specifiers.

https://bugzilla.gnome.org/show_bug.cgi?id=698242
This commit is contained in:
Tim-Philipp Müller 2013-04-18 00:28:00 +01:00
parent e2b09b1ab9
commit c398c842f5
1 changed files with 66 additions and 0 deletions
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66
tests/check/gst/gstinfo.c
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@ -22,8 +22,13 @@
#include <gst/check/gstcheck.h>
#include <string.h>
#ifndef GST_DISABLE_GST_DEBUG
static GList *messages; /* NULL */
static gboolean save_messages; /* FALSE */
static void
printf_extension_log_func (GstDebugCategory * category,
GstDebugLevel level, const gchar * file, const gchar * function,
@ -34,6 +39,9 @@ printf_extension_log_func (GstDebugCategory * category,
dbg_msg = gst_debug_message_get (message);
fail_unless (dbg_msg != NULL);
if (save_messages)
messages = g_list_append (messages, g_strdup (dbg_msg));
/* g_print ("%s\n", dbg_msg); */
/* quick hack to still get stuff to show if GST_DEBUG is set */
@ -240,6 +248,63 @@ GST_START_TEST (info_fixme)
gst_object_unref (e);
}
GST_END_TEST;
/* need this indirection so the compiler doesn't check the printf format
* like it would if we used GST_INFO directly (it would complain) */
static void
call_GST_INFO (const gchar * format, ...)
{
va_list var_args;
va_start (var_args, format);
gst_debug_log_valist (GST_CAT_DEFAULT, GST_LEVEL_INFO, __FILE__, GST_FUNCTION,
__LINE__, NULL, format, var_args);
va_end (var_args);
}
GST_START_TEST (info_old_printf_extensions)
{
GstSegment segment;
GstCaps *caps;
gchar *str;
/* set up our own log function to make sure the code in gstinfo is actually
* executed without GST_DEBUG being set or it being output to stdout */
gst_debug_remove_log_function (gst_debug_log_default);
gst_debug_add_log_function (printf_extension_log_func, NULL, NULL);
gst_debug_set_default_threshold (GST_LEVEL_LOG);
save_messages = TRUE;
fail_unless (messages == NULL);
gst_segment_init (&segment, GST_FORMAT_TIME);
caps = gst_caps_new_simple ("foo/bar", "width", G_TYPE_INT, 4096,
"framerate", GST_TYPE_FRACTION, 50, 1, "format", G_TYPE_STRING, "ARGB",
NULL);
call_GST_INFO ("Segment %Q, caps are %P", &segment, caps);
gst_caps_unref (caps);
fail_unless_equals_int (g_list_length (messages), 1);
str = (gchar *) messages->data;
fail_unless (str != NULL);
fail_unless (strstr (str, "foo/bar") != NULL);
fail_unless (strstr (str, "width = (int) 4096") != NULL);
fail_unless (strstr (str, "framerate = (fraction) 50/1") != NULL);
fail_unless (strstr (str, "time") != NULL);
fail_unless (strstr (str, "ARGB") != NULL);
/* clean up */
gst_debug_set_default_threshold (GST_LEVEL_NONE);
gst_debug_add_log_function (gst_debug_log_default, NULL, NULL);
gst_debug_remove_log_function (printf_extension_log_func);
save_messages = FALSE;
g_list_foreach (messages, (GFunc) g_free, NULL);
messages = NULL;
}
GST_END_TEST;
#endif
@ -258,6 +323,7 @@ gst_info_suite (void)
tcase_add_test (tc_chain, info_log_handler);
tcase_add_test (tc_chain, info_dump_mem);
tcase_add_test (tc_chain, info_fixme);
tcase_skip_broken_test (tc_chain, info_old_printf_extensions);
#endif
return s;