[svn-commits] kmoore: branch kmoore/stasis-device_state r383392 - /team/kmoore/stasis-devic...

SVN commits to the Digium repositories svn-commits at lists.digium.com
Tue Mar 19 14:35:54 CDT 2013


Author: kmoore
Date: Tue Mar 19 14:35:51 2013
New Revision: 383392

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=383392
Log:
Add unit tests for device state system

This adds tests for device state message publishing, caching, and
aggregation.

Modified:
    team/kmoore/stasis-device_state/tests/test_devicestate.c

Modified: team/kmoore/stasis-device_state/tests/test_devicestate.c
URL: http://svnview.digium.com/svn/asterisk/team/kmoore/stasis-device_state/tests/test_devicestate.c?view=diff&rev=383392&r1=383391&r2=383392
==============================================================================
--- team/kmoore/stasis-device_state/tests/test_devicestate.c (original)
+++ team/kmoore/stasis-device_state/tests/test_devicestate.c Tue Mar 19 14:35:51 2013
@@ -39,7 +39,9 @@
 #include "asterisk/test.h"
 #include "asterisk/devicestate.h"
 #include "asterisk/pbx.h"
-
+#include "asterisk/stasis_message_router.h"
+
+#define UNIT_TEST_DEVICE_IDENTIFIER "unit_test_device_identifier"
 
 /* These arrays are the result of the 'core show device2extenstate' output. */
 static int combined_results[] = {
@@ -274,14 +276,241 @@
 	return res;
 }
 
+struct consumer {
+	ast_mutex_t lock;
+	ast_cond_t out;
+	int already_out;
+	enum ast_device_state state;
+	enum ast_device_state aggregate_state;
+	int sig_on_non_aggregate_state;
+};
+
+static void consumer_dtor(void *obj) {
+	struct consumer *consumer = obj;
+
+	ast_mutex_destroy(&consumer->lock);
+	ast_cond_destroy(&consumer->out);
+}
+
+static struct consumer *consumer_create(void) {
+	RAII_VAR(struct consumer *, consumer, NULL, ao2_cleanup);
+
+	consumer = ao2_alloc(sizeof(*consumer), consumer_dtor);
+
+	if (!consumer) {
+		return NULL;
+	}
+
+	ast_mutex_init(&consumer->lock);
+	ast_cond_init(&consumer->out, NULL);
+	consumer->sig_on_non_aggregate_state = 0;
+
+	ao2_ref(consumer, +1);
+	return consumer;
+}
+
+static void consumer_exec(void *data, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *message)
+{
+	struct consumer *consumer = data;
+	RAII_VAR(struct consumer *, consumer_needs_cleanup, NULL, ao2_cleanup);
+	struct stasis_cache_update *cache_update = stasis_message_data(message);
+	struct stasis_device_state *device_state;
+	SCOPED_MUTEX(lock, &consumer->lock);
+
+	if (!cache_update->new_snapshot) {
+		return;
+	}
+
+	device_state = stasis_message_data(cache_update->new_snapshot);
+
+	if (strcmp(device_state->device, UNIT_TEST_DEVICE_IDENTIFIER)) {
+		/* not a device state we're interested in */
+		return;
+	}
+
+	if (device_state->eid) {
+		consumer->state = device_state->state;
+		if (consumer->sig_on_non_aggregate_state) {
+			consumer->sig_on_non_aggregate_state = 0;
+			consumer->already_out = 1;
+			ast_cond_signal(&consumer->out);
+		}
+	} else {
+		consumer->aggregate_state = device_state->state;
+		consumer->already_out = 1;
+		ast_cond_signal(&consumer->out);
+	}
+}
+
+static void consumer_finalize(void *data, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *message)
+{
+	struct consumer *consumer = data;
+
+	if (stasis_subscription_final_message(sub, message)) {
+		ao2_cleanup(consumer);
+	}
+}
+
+static void consumer_wait_for(struct consumer *consumer)
+{
+	int res;
+	struct timeval start = ast_tvnow();
+	struct timespec end = {
+		.tv_sec = start.tv_sec + 10,
+		.tv_nsec = start.tv_usec * 1000
+	};
+
+	SCOPED_MUTEX(lock, &consumer->lock);
+
+	if (consumer->already_out) {
+		consumer->already_out = 0;
+	}
+
+	while(1) {
+		res = ast_cond_timedwait(&consumer->out, &consumer->lock, &end);
+		if (!res || res == ETIMEDOUT) {
+			break;
+		}
+	}
+	consumer->already_out = 0;
+}
+
+static int remove_device_states_cb(void *obj, void *arg, int flags)
+{
+	RAII_VAR(struct stasis_message *, msg, obj, ao2_cleanup);
+	struct stasis_device_state *device_state = stasis_message_data(msg);
+	if (strcmp(UNIT_TEST_DEVICE_IDENTIFIER, device_state->device)) {
+		msg = NULL;
+		return 0;
+	}
+
+	msg = stasis_cache_clear_create(stasis_device_state_message(), device_state->cache_id);
+	/* topic guaranteed to have been created by this point */
+	stasis_publish(stasis_device_state_topic(device_state->device), msg);
+	return 0;
+}
+
+static void cache_cleanup(int unused)
+{
+	RAII_VAR(struct ao2_container *, cache_dump, NULL, ao2_cleanup);
+	/* remove all device states created during this test */
+	cache_dump = stasis_cache_dump(stasis_device_state_topic_cached(), NULL);
+	if (!cache_dump) {
+		return;
+	}
+	ao2_callback(cache_dump, 0, remove_device_states_cb, NULL);
+}
+
+AST_TEST_DEFINE(device_state_aggregation_test)
+{
+	RAII_VAR(struct consumer *, consumer, NULL, ao2_cleanup);
+	RAII_VAR(struct stasis_message_router *, device_msg_router, NULL, stasis_message_router_unsubscribe);
+	RAII_VAR(struct ast_eid *, foreign_eid, NULL, ast_free);
+	RAII_VAR(int, cleanup_cache, 0, cache_cleanup);
+	int res;
+	struct stasis_device_state *device_state;
+	struct stasis_message *msg;
+
+	switch (cmd) {
+	case TEST_INIT:
+		info->name = "device_state_aggregation_test";
+		info->category = "/main/devicestate/";
+		info->summary = "Tests message routing and aggregation through the Stasis device state system.";
+		info->description =
+			"Verifies that the device state system passes "
+			"messages appropriately, that the aggregator is "
+			"working properly, that the aggregate results match "
+			"the expected combined devstate, and that the cached "
+			"aggregate devstate is correct.";
+		return AST_TEST_NOT_RUN;
+	case TEST_EXECUTE:
+		break;
+	}
+
+	foreign_eid = ast_malloc(sizeof(*foreign_eid));
+	ast_test_validate(test, NULL != foreign_eid);
+	memset(foreign_eid, 0xFF, sizeof(*foreign_eid));
+
+	consumer = consumer_create();
+	ast_test_validate(test, NULL != consumer);
+
+	device_msg_router = stasis_message_router_create(stasis_caching_get_topic(stasis_device_state_topic_cached()));
+	ast_test_validate(test, NULL != device_msg_router);
+
+	ao2_ref(consumer, +1);
+	res = stasis_message_router_add(device_msg_router, stasis_cache_update(), consumer_exec, consumer);
+	ast_test_validate(test, !res);
+
+	res = stasis_message_router_add(device_msg_router, stasis_subscription_change(), consumer_finalize, consumer);
+	ast_test_validate(test, !res);
+
+	/* push local state */
+	stasis_publish_device_state(UNIT_TEST_DEVICE_IDENTIFIER, AST_DEVICE_NOT_INUSE, AST_DEVSTATE_CACHABLE);
+
+	consumer_wait_for(consumer);
+	ast_test_validate(test, AST_DEVICE_NOT_INUSE == consumer->state);
+	ast_test_validate(test, AST_DEVICE_NOT_INUSE == consumer->aggregate_state);
+
+	msg = stasis_cache_get(stasis_device_state_topic_cached(), stasis_device_state_message(), UNIT_TEST_DEVICE_IDENTIFIER);
+	device_state = stasis_message_data(msg);
+	ast_test_validate(test, AST_DEVICE_NOT_INUSE == device_state->state);
+	ao2_cleanup(msg);
+	msg = NULL;
+
+	/* push remote state */
+	/* this will not produce a new aggregate state message since the aggregate state does not change */
+	consumer->sig_on_non_aggregate_state = 1;
+	stasis_publish_device_state_full(UNIT_TEST_DEVICE_IDENTIFIER, AST_DEVICE_NOT_INUSE, AST_DEVSTATE_CACHABLE, foreign_eid);
+
+	consumer_wait_for(consumer);
+	ast_test_validate(test, AST_DEVICE_NOT_INUSE == consumer->state);
+	ast_test_validate(test, AST_DEVICE_NOT_INUSE == consumer->aggregate_state);
+
+	msg = stasis_cache_get(stasis_device_state_topic_cached(), stasis_device_state_message(), UNIT_TEST_DEVICE_IDENTIFIER);
+	device_state = stasis_message_data(msg);
+	ast_test_validate(test, AST_DEVICE_NOT_INUSE == device_state->state);
+	ao2_cleanup(msg);
+	msg = NULL;
+
+	/* push remote state different from local state */
+	stasis_publish_device_state_full(UNIT_TEST_DEVICE_IDENTIFIER, AST_DEVICE_INUSE, AST_DEVSTATE_CACHABLE, foreign_eid);
+
+	consumer_wait_for(consumer);
+	ast_test_validate(test, AST_DEVICE_INUSE == consumer->state);
+	ast_test_validate(test, AST_DEVICE_INUSE == consumer->aggregate_state);
+
+	msg = stasis_cache_get(stasis_device_state_topic_cached(), stasis_device_state_message(), UNIT_TEST_DEVICE_IDENTIFIER);
+	device_state = stasis_message_data(msg);
+	ast_test_validate(test, AST_DEVICE_INUSE == device_state->state);
+	ao2_cleanup(msg);
+	msg = NULL;
+
+	/* push local state that will cause aggregated state different from local non-aggregate state */
+	stasis_publish_device_state(UNIT_TEST_DEVICE_IDENTIFIER, AST_DEVICE_RINGING, AST_DEVSTATE_CACHABLE);
+
+	consumer_wait_for(consumer);
+	ast_test_validate(test, AST_DEVICE_RINGING == consumer->state);
+	ast_test_validate(test, AST_DEVICE_RINGINUSE == consumer->aggregate_state);
+
+	msg = stasis_cache_get(stasis_device_state_topic_cached(), stasis_device_state_message(), UNIT_TEST_DEVICE_IDENTIFIER);
+	device_state = stasis_message_data(msg);
+	ast_test_validate(test, AST_DEVICE_RINGINUSE == device_state->state);
+	ao2_cleanup(msg);
+	msg = NULL;
+
+	return AST_TEST_PASS;
+}
+
 static int unload_module(void)
 {
 	AST_TEST_UNREGISTER(device2extenstate_test);
+	AST_TEST_UNREGISTER(device_state_aggregation_test);
 	return 0;
 }
 
 static int load_module(void)
 {
+	AST_TEST_REGISTER(device_state_aggregation_test);
 	AST_TEST_REGISTER(device2extenstate_test);
 	return AST_MODULE_LOAD_SUCCESS;
 }




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