lynxis lazus has uploaded this change for review.

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tests: RA: add test for a GERAN cell to change its BVCI

Change-Id: Idcada8364bf62aae2244b92e0d7a43c120c9c0ad
---
M tests/gprs_routing_area/gprs_routing_area_test.c
M tests/gprs_routing_area/gprs_routing_area_test.ok
2 files changed, 70 insertions(+), 0 deletions(-)

git pull ssh://gerrit.osmocom.org:29418/osmo-sgsn refs/changes/09/40809/1

diff --git a/tests/gprs_routing_area/gprs_routing_area_test.c b/tests/gprs_routing_area/gprs_routing_area_test.c
index c43c771..e61377c 100644
--- a/tests/gprs_routing_area/gprs_routing_area_test.c
+++ b/tests/gprs_routing_area/gprs_routing_area_test.c
@@ -424,6 +424,66 @@
 	cleanup_test();
 }
 
+/* check if a GERAN cell X can changed it's BVCI by BVC Reset Ind */
+void test_routing_area_geran_geran_bvci_change(void)
+{
+	int rc;
+
+	/* GERAN */
+	struct osmo_routing_area_id geran_rai = {
+		.lac = {
+			.plmn = { .mcc = 262, .mnc = 42, .mnc_3_digits = false },
+			.lac = 24
+		},
+		.rac = 43
+	};
+	struct osmo_cell_global_id_ps cgi_ps = {
+		.rai = geran_rai,
+		.cell_identity = 9998,
+	};
+	uint16_t nsei = 2, bvci_a = 3, bvci_b = 4;
+
+	struct sgsn_ra_cell *cell_a, *cell_b;
+
+	sgsn = sgsn_instance_alloc(tall_sgsn_ctx);
+
+	printf("Testing Routing Area GERAN to GERAN (BVCI change)\n");
+
+	printf(" Registering GERAN RA/cell via BVCI A/BVC Reset Ind\n");
+	rc = sgsn_ra_bvc_reset_ind(nsei, bvci_a, &cgi_ps);
+	OSMO_ASSERT(rc == 0);
+
+	printf(" Checking cell on BVCI A\n");
+	cell_a = sgsn_ra_get_cell_by_cgi_ps(&cgi_ps);
+	OSMO_ASSERT(cell_a);
+	OSMO_ASSERT(cell_a->ran_type == RA_TYPE_GERAN_Gb);
+	OSMO_ASSERT(cell_a->u.geran.bvci == bvci_a);
+
+	printf(" Ensure only 1 RA is present\n");
+	OSMO_ASSERT(llist_count(&sgsn->routing_area->ra_list) == 1);
+
+	printf(" Ensure only 1 cell is present\n");
+	OSMO_ASSERT(llist_count(&cell_a->ra->cells_alive_list) == 1);
+
+	printf(" Registering GERAN RA/cell via BVCI B/BVC Reset Ind\n");
+	rc = sgsn_ra_bvc_reset_ind(nsei, bvci_b, &cgi_ps);
+	OSMO_ASSERT(rc == 0);
+
+	printf(" Checking cell on BVCI B\n");
+	cell_b = sgsn_ra_get_cell_by_cgi_ps(&cgi_ps);
+	OSMO_ASSERT(cell_b);
+	OSMO_ASSERT(cell_b->ran_type == RA_TYPE_GERAN_Gb);
+	OSMO_ASSERT(cell_b->u.geran.bvci == bvci_b);
+
+	printf(" Ensure only 1 RA is present\n");
+	OSMO_ASSERT(llist_count(&sgsn->routing_area->ra_list) == 1);
+
+	printf(" Ensure only 1 cell is present\n");
+	OSMO_ASSERT(llist_count(&cell_b->ra->cells_alive_list) == 1);
+
+	cleanup_test();
+}
+
 static struct log_info_cat gprs_categories[] = {
 	[DMM] = {
 		.name = "DMM",
@@ -486,6 +546,7 @@
 	test_routing_area_reset_ind();
 	test_routing_area_nsei_free();
 	test_routing_area_paging();
+	test_routing_area_geran_geran_bvci_change();
 	printf("Done\n");
 
 	talloc_report_full(osmo_sgsn_ctx, stderr);
diff --git a/tests/gprs_routing_area/gprs_routing_area_test.ok b/tests/gprs_routing_area/gprs_routing_area_test.ok
index 78cee7e..c506abc 100644
--- a/tests/gprs_routing_area/gprs_routing_area_test.ok
+++ b/tests/gprs_routing_area/gprs_routing_area_test.ok
@@ -4,4 +4,13 @@
 Testing Routing Area BSSGP BVC RESET IND
 Testing Routing Area nsei failure
 Testing Routing Area paging
+Testing Routing Area GERAN to GERAN (BVCI change)
+ Registering GERAN RA/cell via BVCI A/BVC Reset Ind
+ Checking cell on BVCI A
+ Ensure only 1 RA is present
+ Ensure only 1 cell is present
+ Registering GERAN RA/cell via BVCI B/BVC Reset Ind
+ Checking cell on BVCI B
+ Ensure only 1 RA is present
+ Ensure only 1 cell is present
 Done

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