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Diffstat (limited to 'libparc/parc/algol/test/test_parc_EventScheduler.c')
| -rwxr-xr-x | libparc/parc/algol/test/test_parc_EventScheduler.c | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/libparc/parc/algol/test/test_parc_EventScheduler.c b/libparc/parc/algol/test/test_parc_EventScheduler.c new file mode 100755 index 00000000..8195bd2e --- /dev/null +++ b/libparc/parc/algol/test/test_parc_EventScheduler.c @@ -0,0 +1,263 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + */ +#include <config.h> +#include <stdio.h> + +#include <pthread.h> + +#include <LongBow/unit-test.h> + +#include "../internal_parc_Event.h" +#include <parc/algol/parc_SafeMemory.h> +#include <parc/algol/parc_EventScheduler.h> +#include <parc/algol/parc_EventTimer.h> + +// Include the file(s) containing the functions to be tested. +// This permits internal static functions to be visible to this Test Framework. +#include "../parc_EventScheduler.c" + +LONGBOW_TEST_RUNNER(parc_EventScheduler) +{ + // The following Test Fixtures will run their corresponding Test Cases. + // Test Fixtures are run in the order specified, but all tests should be idempotent. + // Never rely on the execution order of tests or share state between them. + LONGBOW_RUN_TEST_FIXTURE(Global); +} + +// The Test Runner calls this function once before any Test Fixtures are run. +LONGBOW_TEST_RUNNER_SETUP(parc_EventScheduler) +{ + return LONGBOW_STATUS_SUCCEEDED; +} + +// The Test Runner calls this function once after all the Test Fixtures are run. +LONGBOW_TEST_RUNNER_TEARDOWN(parc_EventScheduler) +{ + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_FIXTURE(Global) +{ + LONGBOW_RUN_TEST_CASE(Global, parc_EventScheduler_Create_Destroy); + LONGBOW_RUN_TEST_CASE(Global, parc_EventScheduler_Run); + LONGBOW_RUN_TEST_CASE(Global, parc_EventScheduler_Dispatch); + LONGBOW_RUN_TEST_CASE(Global, parc_EventScheduler_Stop); + LONGBOW_RUN_TEST_CASE(Global, parc_EventScheduler_Abort); + LONGBOW_RUN_TEST_CASE(Global, parc_EventScheduler_Memory); + LONGBOW_RUN_TEST_CASE(Global, parc_EventScheduler_GetEvBase); + LONGBOW_RUN_TEST_CASE(Global, parc_EventScheduler_GetLogger); +} + +LONGBOW_TEST_FIXTURE_SETUP(Global) +{ + parcEventScheduler_EnableDebug(); + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_FIXTURE_TEARDOWN(Global) +{ + uint32_t outstandingAllocations = parcSafeMemory_ReportAllocation(STDERR_FILENO); + if (outstandingAllocations != 0) { + printf("%s leaks memory by %d allocations\n", longBowTestCase_GetName(testCase), outstandingAllocations); + return LONGBOW_STATUS_MEMORYLEAK; + } + + parcEventScheduler_DisableDebug(); + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_CASE(Global, parc_EventScheduler_Create_Destroy) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + parcEventScheduler_Destroy(&parcEventScheduler); + assertNull(parcEventScheduler, "parcEventScheduler_Destroy failed to null reference"); +} + +static void +_event_callback(int fd, PARCEventType flags, void *data) +{ + (*(unsigned *) data)++; +} + +static int _callback_event_called = 0; + +LONGBOW_TEST_CASE(Global, parc_EventScheduler_Run) +{ + _callback_event_called = 0; + + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + PARCEventTimer *parcEvent = parcEventTimer_Create(parcEventScheduler, 0, _event_callback, (void *) &_callback_event_called); + assertNotNull(parcEvent, "parcEventTimer_Create returned a null reference"); + + struct timeval fs = { 0, 1 }; + parcEventTimer_Start(parcEvent, &fs); + + parcEventScheduler_Start(parcEventScheduler, PARCEventSchedulerDispatchType_Blocking); + assertTrue(_callback_event_called == 1, "Timer event never called back"); + + parcEventTimer_Destroy(&parcEvent); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +LONGBOW_TEST_CASE(Global, parc_EventScheduler_Dispatch) +{ + _callback_event_called = 0; + + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + PARCEventTimer *parcEvent = parcEventTimer_Create(parcEventScheduler, 0, _event_callback, (void *) &_callback_event_called); + assertNotNull(parcEvent, "parcEventTimer_Create returned a null reference"); + + struct timeval fs = { 0, 1 }; + parcEventTimer_Start(parcEvent, &fs); + + // This will block until the event is processed + parcEventScheduler_DispatchBlocking(parcEventScheduler); + assertTrue(_callback_event_called == 1, "Timer event never called back"); + + // Start the timer + struct timeval longerfs = { 1, 0 }; // 1s + parcEventTimer_Start(parcEvent, &longerfs); + parcEventScheduler_DispatchNonBlocking(parcEventScheduler); + assertTrue(_callback_event_called == 1, "Timer event called again prematurely"); + usleep(2000000); // 2s + parcEventScheduler_DispatchNonBlocking(parcEventScheduler); + assertTrue(_callback_event_called == 2, "Timer event never called back"); + + parcEventTimer_Destroy(&parcEvent); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +static void +_stop_callback(int fd, PARCEventType flags, void *data) +{ + PARCEventScheduler *parcEventScheduler = (PARCEventScheduler *) data; + struct timeval fs = { 0, 0 }; + parcEventScheduler_Stop(parcEventScheduler, &fs); + _callback_event_called++; +} + +LONGBOW_TEST_CASE(Global, parc_EventScheduler_Stop) +{ + _callback_event_called = 0; + + // Create a new scheduler + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + // Create a persistent event which will repeat until stopped + PARCEventTimer *parcEvent = parcEventTimer_Create(parcEventScheduler, PARCEventType_Persist, _stop_callback, parcEventScheduler); + assertNotNull(parcEvent, "parcEventTimer_Create returned a null reference"); + + struct timeval fs = { 1, 0 }; + parcEventTimer_Start(parcEvent, &fs); + + parcEventScheduler_Start(parcEventScheduler, PARCEventSchedulerDispatchType_Blocking); + assertTrue(_callback_event_called == 1, "Timer event never called back"); + + parcEventTimer_Destroy(&parcEvent); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +static void +_abort_callback(int fd, PARCEventType flags, void *data) +{ + PARCEventScheduler *parcEventScheduler = (PARCEventScheduler *) data; + parcEventScheduler_Abort(parcEventScheduler); +} + +LONGBOW_TEST_CASE(Global, parc_EventScheduler_Abort) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + PARCEventTimer *parcEvent = parcEventTimer_Create(parcEventScheduler, PARCEventType_Persist, _abort_callback, parcEventScheduler); + assertNotNull(parcEvent, "parcEventTimer_Create returned a null reference"); + + struct timeval fs = { 1, 0 }; + parcEventTimer_Start(parcEvent, &fs); + + parcEventScheduler_Start(parcEventScheduler, PARCEventSchedulerDispatchType_Blocking); + + parcEventTimer_Destroy(&parcEvent); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +static void +_test_memory_event(int fd, short flags, void *data) +{ +} + +/** + * Ensure that the scheduler is using parc memory inside libevent + */ +LONGBOW_TEST_CASE(Global, parc_EventScheduler_Memory) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + size_t baseline = parcMemory_Outstanding(); + + struct event *testEvent = event_new(parcEventScheduler_GetEvBase(parcEventScheduler), -1, 0, _test_memory_event, NULL); + + assertTrue(parcMemory_Outstanding() > baseline, + "event_new() did not increase parcMemory_Outstanding: baseline %zu now %u", + baseline, + parcMemory_Outstanding()); + + event_free(testEvent); + + assertTrue(parcMemory_Outstanding() == baseline, + "event_free() did reduce to baseline: baseline %zu now %u", + baseline, + parcMemory_Outstanding()); + + parcEventScheduler_Destroy(&parcEventScheduler); + + assertTrue(parcSafeMemory_ReportAllocation(STDOUT_FILENO) == 0, "Memory imbalance on create/destroy: %u", parcMemory_Outstanding()); +} + +LONGBOW_TEST_CASE(Global, parc_EventScheduler_GetEvBase) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + assertNotNull(parcEventScheduler_GetEvBase(parcEventScheduler), "Expected a non-null EV pointer."); + + parcEventScheduler_Destroy(&parcEventScheduler); +} + +LONGBOW_TEST_CASE(Global, parc_EventScheduler_GetLogger) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + assertNotNull(parcEventScheduler_GetLogger(parcEventScheduler), "Expected a non-null logger."); + + parcEventScheduler_Destroy(&parcEventScheduler); +} + +int +main(int argc, char *argv[]) +{ + LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(parc_EventScheduler); + int exitStatus = LONGBOW_TEST_MAIN(argc, argv, testRunner); + longBowTestRunner_Destroy(&testRunner); + exit(exitStatus); +} |