From f032ac00cf3ebb8d39d6f89debba18f1577f2b71 Mon Sep 17 00:00:00 2001
From: Ashok Sidipotu <ashok.sidipotu@collabora.com>
Date: Wed, 23 Mar 2022 10:02:48 +0530
Subject: [PATCH] properties: Add get count API

This API returns the count of the number of properties or items.
---
 lib/wp/properties.c   | 15 +++++++++++++++
 lib/wp/properties.h   |  6 ++++++
 tests/wp/properties.c |  2 ++
 3 files changed, 23 insertions(+)

diff --git a/lib/wp/properties.c b/lib/wp/properties.c
index 67044f50..9d8de968 100644
--- a/lib/wp/properties.c
+++ b/lib/wp/properties.c
@@ -928,6 +928,21 @@ wp_properties_iterator_item_get_value (const GValue * item)
   return wp_properties_item_get_value (pi);
 }
 
+/*!
+ * \brief gets the number of items
+ * \ingroup wpproperties
+ * \param self a properties object
+ */
+guint
+wp_properties_get_count (WpProperties * self)
+{
+  const struct spa_dict *dict = wp_properties_peek_dict(self);
+  g_return_val_if_fail (dict != NULL, 0);
+
+  return dict->n_items;
+}
+
+
 /*!
  * \brief Sorts the keys in alphabetical order
  * \ingroup wpproperties
diff --git a/lib/wp/properties.h b/lib/wp/properties.h
index 124a62af..00157020 100644
--- a/lib/wp/properties.h
+++ b/lib/wp/properties.h
@@ -165,6 +165,12 @@ WP_API
 G_DEPRECATED_FOR(wp_properties_item_get_value)
 const gchar * wp_properties_iterator_item_get_value (const GValue * item);
 
+/* count */
+
+WP_API
+guint wp_properties_get_count (WpProperties * self);
+
+
 /* sort */
 
 WP_API
diff --git a/tests/wp/properties.c b/tests/wp/properties.c
index 3603c21a..e4b820c8 100644
--- a/tests/wp/properties.c
+++ b/tests/wp/properties.c
@@ -44,6 +44,8 @@ test_properties_wrap_dict (void)
   p = wp_properties_new_wrap_dict (&dict);
   g_assert_nonnull (p);
 
+  g_assert_cmpint (wp_properties_get_count (p), ==,
+      SPA_N_ELEMENTS (dict_items));
   g_assert_cmpstr (wp_properties_get (p, "key1"), ==, "value1");
   g_assert_cmpstr (wp_properties_get (p, "key2"), ==, "value2");
   g_assert_cmpstr (wp_properties_get (p, "key3"), ==, NULL);