tests: Bluetooth: CAP: Unittest bt_cap_unicast_group_get_info

Add unittests for bt_cap_unicast_group_get_info.

Signed-off-by: Emil Gydesen <[email protected]>

Author: Thalley

tests/bluetooth/audio/cap_initiator/src/test_unicast_group.c

@@ -413,3 +413,39 @@ static ZTEST_F(cap_initiator_test_unicast_group,
 
 	zassert_equal(cnt, expect_cnt, "Unexpected cnt (%zu != %zu)", cnt, expect_cnt);
 }
+
+static ZTEST_F(cap_initiator_test_unicast_group, test_initiator_unicast_group_get_info)
+{
+	struct bt_cap_unicast_group_info cap_info;
+	int err;
+
+	err = bt_cap_unicast_group_create(fixture->group_param, &fixture->unicast_group);
+	zassert_equal(err, 0, "Unexpected return value %d", err);
+
+	err = bt_cap_unicast_group_get_info(fixture->unicast_group, &cap_info);
+	zassert_equal(err, 0, "Unexpected return value %d", err);
+
+	zassert_not_null(cap_info.unicast_group);
+}
+
+static ZTEST_F(cap_initiator_test_unicast_group,
+	       test_initiator_unicast_group_get_info_inval_null_group)
+{
+	struct bt_cap_unicast_group_info cap_info;
+	int err;
+
+	err = bt_cap_unicast_group_get_info(NULL, &cap_info);
+	zassert_equal(err, -EINVAL, "Unexpected return value %d", err);
+}
+
+static ZTEST_F(cap_initiator_test_unicast_group,
+	       test_initiator_unicast_group_get_info_inval_null_info)
+{
+	int err;
+
+	err = bt_cap_unicast_group_create(fixture->group_param, &fixture->unicast_group);
+	zassert_equal(err, 0, "Unexpected return value %d", err);
+
+	err = bt_cap_unicast_group_get_info(fixture->unicast_group, NULL);
+	zassert_equal(err, -EINVAL, "Unexpected return value %d", err);
+}