[pango/serializer: 10/14] Add an attr list serialization test

[Matthias Clasen <matthiasc src gnome org>]

commit 53519448703da92ebb3e421ff1fae0ae8c0dcf55
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Nov 13 21:29:44 2021 -0500

    Add an attr list serialization test

 tests/testserializer.c | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
---
diff --git a/tests/testserializer.c b/tests/testserializer.c
index 49aeda06..6390dbcc 100644
--- a/tests/testserializer.c
+++ b/tests/testserializer.c
@@ -76,12 +76,46 @@ test_roundtrip (void)
   g_object_unref (context);
 }
 
+static void
+test_attr_list_deserialize (void)
+{
+  PangoAttrList *attrs;
+  const char *text = "0 10 foreground red, 5 15 weight 6, 0 200 font-desc \"Sans Small-Caps 10\"";
+  const char *text2 = "  0   10   foreground  red,\n 5 15 weight 6\n\n \n \n";
+
+  attrs = pango_attr_list_from_string (text2);
+  g_assert_nonnull (attrs);
+  pango_attr_list_unref (attrs);
+
+  attrs = pango_attr_list_from_string (text);
+  g_assert_nonnull (attrs);
+  pango_attr_list_unref (attrs);
+
+  for (int i = 1; i < strlen (text); i++)
+    {
+      char *str = g_strndup (text, i);
+
+      attrs = pango_attr_list_from_string (str);
+
+      if (text[i] == ',')
+        {
+          g_assert_nonnull (attrs);
+          pango_attr_list_unref (attrs);
+        }
+      else
+       g_assert_null (attrs);
+
+      g_free (str);
+    }
+}
+
 int
 main (int argc, char *argv[])
 {
   g_test_init (&argc, &argv, NULL);
 
   g_test_add_func ("/layout/roundtrip", test_roundtrip);
+  g_test_add_func ("/attrlist/serialize", test_attr_list_deserialize);
 
   return g_test_run ();
 }