gstvalue: Add transformation to/from GValueArray

This allow transforming a GValue of type G_TYPE_VALUE_ARRAY to
and from GST_TYPE_ARRAY/LIST.

https://bugzilla.gnome.org/show_bug.cgi?id=753754

1 files changed, 82 insertions, 0 deletions

diff --git a/tests/check/gst/gstvalue.c b/tests/check/gst/gstvalue.c
index 644d244c1..9d3ae43bd 100644
--- a/tests/check/gst/gstvalue.c
+++ b/tests/check/gst/gstvalue.c
@@ -21,6 +21,7 @@
  */
 
 
+#define GLIB_DISABLE_DEPRECATION_WARNINGS
 #include <gst/check/gstcheck.h>
 
 
@@ -3311,6 +3312,85 @@ GST_START_TEST (test_structure_ops)
 
 GST_END_TEST;
 
+static void
+setup_test_value_array (GValue * value)
+{
+  GValueArray *array;
+  GValue v = G_VALUE_INIT;
+
+  g_value_init (&v, G_TYPE_INT);
+  g_value_init (value, G_TYPE_VALUE_ARRAY);
+
+  array = g_value_array_new (3);
+  g_value_set_int (&v, 1);
+  g_value_array_append (array, &v);
+  g_value_set_int (&v, 2);
+  g_value_array_append (array, &v);
+  g_value_set_int (&v, 3);
+  g_value_array_append (array, &v);
+
+  g_value_take_boxed (value, array);
+}
+
+static void
+test_revert_array_transform (GValue * v1, GValue * v2)
+{
+  GValueArray *array;
+
+  g_value_reset (v1);
+
+  fail_unless (g_value_transform (v2, v1));
+  array = g_value_get_boxed (v1);
+  fail_unless (array->n_values == 3);
+  fail_unless (g_value_get_int (g_value_array_get_nth (array, 0)) == 1);
+  fail_unless (g_value_get_int (g_value_array_get_nth (array, 1)) == 2);
+  fail_unless (g_value_get_int (g_value_array_get_nth (array, 2)) == 3);
+}
+
+GST_START_TEST (test_transform_array)
+{
+  GValue v1 = G_VALUE_INIT, v2 = G_VALUE_INIT;
+
+  setup_test_value_array (&v1);
+
+  g_value_init (&v2, GST_TYPE_ARRAY);
+
+  fail_unless (g_value_transform (&v1, &v2));
+  fail_unless (gst_value_array_get_size (&v2) == 3);
+  fail_unless (g_value_get_int (gst_value_array_get_value (&v2, 0)) == 1);
+  fail_unless (g_value_get_int (gst_value_array_get_value (&v2, 1)) == 2);
+  fail_unless (g_value_get_int (gst_value_array_get_value (&v2, 2)) == 3);
+
+  test_revert_array_transform (&v1, &v2);
+
+  g_value_unset (&v1);
+  g_value_unset (&v2);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_transform_list)
+{
+  GValue v1 = G_VALUE_INIT, v2 = G_VALUE_INIT;
+
+  setup_test_value_array (&v1);
+
+  g_value_init (&v2, GST_TYPE_LIST);
+
+  fail_unless (g_value_transform (&v1, &v2));
+  fail_unless (gst_value_list_get_size (&v2) == 3);
+  fail_unless (g_value_get_int (gst_value_list_get_value (&v2, 0)) == 1);
+  fail_unless (g_value_get_int (gst_value_list_get_value (&v2, 1)) == 2);
+  fail_unless (g_value_get_int (gst_value_list_get_value (&v2, 2)) == 3);
+
+  test_revert_array_transform (&v1, &v2);
+
+  g_value_unset (&v1);
+  g_value_unset (&v2);
+}
+
+GST_END_TEST;
+
 static Suite *
 gst_value_suite (void)
 {
@@ -3360,6 +3440,8 @@ gst_value_suite (void)
   tcase_add_test (tc_chain, test_structure_basic);
   tcase_add_test (tc_chain, test_structure_single_ops);
   tcase_add_test (tc_chain, test_structure_ops);
+  tcase_add_test (tc_chain, test_transform_array);
+  tcase_add_test (tc_chain, test_transform_list);
 
   return s;
 }