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tests: add unit test for tag list writability

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This commit is contained in:
Tim-Philipp Müller 2012-06-02 16:44:59 +01:00
parent 1f8e6b4fa5
commit 1f008928ae
1 changed files with 25 additions and 0 deletions
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25
tests/check/gst/gsttag.c
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@ -486,6 +486,30 @@ GST_START_TEST (test_equal)
GST_END_TEST;
GST_START_TEST (test_writability)
{
GstTagList *tags, *wtags;
tags = gst_tag_list_new_empty ();
gst_tag_list_add (tags, GST_TAG_MERGE_APPEND, GST_TAG_ARTIST, "Foo", NULL);
/* take ref, should no longer be writable */
gst_tag_list_ref (tags);
ASSERT_CRITICAL (gst_tag_list_add (tags, GST_TAG_MERGE_APPEND,
GST_TAG_ARTIST, "Bar", NULL));
wtags = gst_tag_list_make_writable (tags);
/* should be ok now */
gst_tag_list_add (wtags, GST_TAG_MERGE_APPEND, GST_TAG_ARTIST, "Bar", NULL);
gst_tag_list_unref (wtags);
/* this too, since we dropped the second ref in make_writable */
gst_tag_list_add (tags, GST_TAG_MERGE_APPEND, GST_TAG_ARTIST, "Bar", NULL);
gst_tag_list_unref (tags);
}
GST_END_TEST;
static Suite *
gst_tag_suite (void)
{
@ -504,6 +528,7 @@ gst_tag_suite (void)
tcase_add_test (tc_chain, test_empty_tags);
tcase_add_test (tc_chain, test_new_full);
tcase_add_test (tc_chain, test_equal);
tcase_add_test (tc_chain, test_writability);
return s;
}