diff options
Diffstat (limited to 'libparc/parc/algol/test/test_parc_EventBuffer.c')
| -rw-r--r-- | libparc/parc/algol/test/test_parc_EventBuffer.c | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/libparc/parc/algol/test/test_parc_EventBuffer.c b/libparc/parc/algol/test/test_parc_EventBuffer.c new file mode 100644 index 00000000..c0b8d8c9 --- /dev/null +++ b/libparc/parc/algol/test/test_parc_EventBuffer.c @@ -0,0 +1,345 @@ +/* + * 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 <arpa/inet.h> + +#include <LongBow/unit-test.h> + +#include <parc/algol/parc_SafeMemory.h> +#include <parc/algol/parc_EventBuffer.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_EventBuffer.c" + +LONGBOW_TEST_RUNNER(parc_EventBuffer) +{ + // 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_EventBuffer) +{ + return LONGBOW_STATUS_SUCCEEDED; +} + +// The Test Runner calls this function once after all the Test Fixtures are run. +LONGBOW_TEST_RUNNER_TEARDOWN(parc_EventBuffer) +{ + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_FIXTURE(Global) +{ + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_Create_Destroy); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_GetLength_Append); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_Prepend_Pullup); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_ReadIntoBuffer); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_AppendBuffer); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_Read); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_WriteToFileDescriptor); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_ReadFromFileDescriptor); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_ReadLine_FreeLine); + LONGBOW_RUN_TEST_CASE(Global, parc_EventBuffer_GetQueueBuffer); +} + +LONGBOW_TEST_FIXTURE_SETUP(Global) +{ + 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; + } + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_Create_Destroy) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBuffer = parcEventBuffer_Create(); + assertNotNull(parcEventBuffer, "parcEventBuffer_Create returned a null reference"); + + parcEventBuffer_Destroy(&parcEventBuffer); + parcEventScheduler_Destroy(&parcEventScheduler); + parcEventBuffer_DisableDebug(); +} + +static int _dataLength = 8192; + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_GetLength_Append) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBuffer = parcEventBuffer_Create(); + assertNotNull(parcEventBuffer, "parcEventBuffer_Create returned a null reference"); + + char data[_dataLength]; + parcEventBuffer_Append(parcEventBuffer, data, _dataLength); + assertTrue(parcEventBuffer_GetLength(parcEventBuffer) == _dataLength, "Buffer length does not match length of appended data"); + + parcEventBuffer_Destroy(&parcEventBuffer); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +static uint8_t prependedDataValue = '1'; + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_Prepend_Pullup) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBuffer = parcEventBuffer_Create(); + assertNotNull(parcEventBuffer, "parcEventBuffer_Create returned a null reference"); + + char data[_dataLength]; + data[0] = 2; + parcEventBuffer_Append(parcEventBuffer, data, _dataLength); + assertTrue(parcEventBuffer_GetLength(parcEventBuffer) == _dataLength, "Buffer length does not match length of appended data"); + + uint8_t prependedData[1]; + prependedData[0] = prependedDataValue; + parcEventBuffer_Prepend(parcEventBuffer, prependedData, sizeof(uint8_t)); + size_t bufferSize = parcEventBuffer_GetLength(parcEventBuffer); + assertTrue(bufferSize == (_dataLength + 1), "Buffer length does not match length plus prepended data length"); + + uint8_t *completeBuffer = parcEventBuffer_Pullup(parcEventBuffer, -1); + assertTrue(completeBuffer[0] == prependedDataValue, "Prepended data doesn't match %d != %d", completeBuffer[0], prependedDataValue); + assertTrue(completeBuffer[1] == 2, "Consolidated data doesn't match %d != %d", completeBuffer[1], 2); + + parcEventBuffer_Destroy(&parcEventBuffer); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_ReadIntoBuffer) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBufferSource = parcEventBuffer_Create(); + assertNotNull(parcEventBufferSource, "parcEventBuffer_Create returned a null reference"); + char sourceData[_dataLength]; + parcEventBuffer_Append(parcEventBufferSource, sourceData, _dataLength); + + PARCEventBuffer *parcEventBufferDestination = parcEventBuffer_Create(); + assertNotNull(parcEventBufferDestination, "parcEventBuffer_Create returned a null reference"); + char destinationData[_dataLength]; + parcEventBuffer_Append(parcEventBufferDestination, destinationData, _dataLength); + + parcEventBuffer_ReadIntoBuffer(parcEventBufferSource, parcEventBufferDestination, -1); + size_t bufferSize = parcEventBuffer_GetLength(parcEventBufferDestination); + assertTrue(bufferSize == (_dataLength * 2), "Destination buffer size doesn't match expected length"); + + parcEventBuffer_Destroy(&parcEventBufferSource); + parcEventBuffer_Destroy(&parcEventBufferDestination); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_AppendBuffer) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBufferSource = parcEventBuffer_Create(); + assertNotNull(parcEventBufferSource, "parcEventBuffer_Create returned a null reference"); + char sourceData[_dataLength]; + parcEventBuffer_Append(parcEventBufferSource, sourceData, _dataLength); + + PARCEventBuffer *parcEventBufferDestination = parcEventBuffer_Create(); + assertNotNull(parcEventBufferDestination, "parcEventBuffer_Create returned a null reference"); + char destinationData[_dataLength]; + parcEventBuffer_Append(parcEventBufferDestination, destinationData, _dataLength); + + parcEventBuffer_AppendBuffer(parcEventBufferSource, parcEventBufferDestination); + size_t bufferSize = parcEventBuffer_GetLength(parcEventBufferDestination); + assertTrue(bufferSize == (_dataLength * 2), "Destination buffer size doesn't match expected length, %zu != %d", bufferSize, _dataLength * 2); + + parcEventBuffer_Destroy(&parcEventBufferSource); + parcEventBuffer_Destroy(&parcEventBufferDestination); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_Read) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBuffer = parcEventBuffer_Create(); + assertNotNull(parcEventBuffer, "parcEventBuffer_Create returned a null reference"); + + char sourceData[64] = "This is a test"; + parcEventBuffer_Append(parcEventBuffer, sourceData, 64); + + char readDataBuffer[64]; + int length = parcEventBuffer_Read(parcEventBuffer, readDataBuffer, 32); + + assertTrue(strncmp(sourceData, readDataBuffer, 32) == 0, + "Buffer contents written do not match contents read"); + assertTrue(length == 32, "parcEventBuffer_Read length unexpected %d != 32\n", length); + + length = parcEventBuffer_Read(parcEventBuffer, NULL, 64); + assertTrue(length == 0, "Drain of parcEventBuffer returned %d", length); + + parcEventBuffer_Destroy(&parcEventBuffer); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_WriteToFileDescriptor) +{ + int fds[2]; + int result = socketpair(AF_LOCAL, SOCK_DGRAM, 0, fds); + assertFalse(result, "Socketpair creation failed.\n"); + + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBuffer = parcEventBuffer_Create(); + assertNotNull(parcEventBuffer, "parcEventBuffer_Create returned a null reference"); + + char sourceData[100] = "This is a test"; + parcEventBuffer_Append(parcEventBuffer, sourceData, 64); + size_t written = parcEventBuffer_WriteToFileDescriptor(parcEventBuffer, fds[0], 64); + + assertTrue(written == 64, "Length written does not match buffer length."); + assertTrue(read(fds[1], sourceData, 100) == 64, "Length read does not match length written."); + + parcEventBuffer_Destroy(&parcEventBuffer); + parcEventScheduler_Destroy(&parcEventScheduler); + close(fds[0]); + close(fds[1]); +} + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_ReadFromFileDescriptor) +{ + int fds[2]; + int result = socketpair(AF_LOCAL, SOCK_DGRAM, 0, fds); + assertFalse(result, "Socketpair creation failed.\n"); + + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBuffer = parcEventBuffer_Create(); + assertNotNull(parcEventBuffer, "parcEventBuffer_Create returned a null reference"); + + char sourceData[64] = "This is a test"; + parcEventBuffer_Append(parcEventBuffer, sourceData, 64); + + size_t written = parcEventBuffer_WriteToFileDescriptor(parcEventBuffer, fds[0], 64); + assertTrue(written == 64, "Length written does not match buffer length."); + size_t read = parcEventBuffer_ReadFromFileDescriptor(parcEventBuffer, fds[1], -1); + + assertTrue(read == 64, "Length read does not match amount written."); + + parcEventBuffer_Destroy(&parcEventBuffer); + parcEventScheduler_Destroy(&parcEventScheduler); + close(fds[0]); + close(fds[1]); +} + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_ReadLine_FreeLine) +{ + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventBuffer *parcEventBuffer = parcEventBuffer_Create(); + assertNotNull(parcEventBuffer, "parcEventBuffer_Create returned a null reference"); + + char sourceData[64] = "This is a test\n"; + parcEventBuffer_Append(parcEventBuffer, sourceData, 64); + assertTrue(parcEventBuffer_GetLength(parcEventBuffer) == 64, "parcEventBuffer has wrong length %zu.", parcEventBuffer_GetLength(parcEventBuffer)); + + size_t bytesRead; + char *lineRead = parcEventBuffer_ReadLine(parcEventBuffer, &bytesRead); + // read up to newline and terminate, so we read the newline but don't return it in the result + assertTrue(parcEventBuffer_GetLength(parcEventBuffer) == (64 - (bytesRead + 1)), + "parcEventBuffer has wrong length %zu != %zu.", + (64 - (bytesRead + 1)), parcEventBuffer_GetLength(parcEventBuffer)); + assertTrue(strncmp(sourceData, lineRead, bytesRead) == 0, "Line read doesn't match %s != %s", sourceData, lineRead); + assertTrue((strlen(sourceData) - strlen(lineRead)) == 1, "Line length doesn't match %zu != %zu", strlen(sourceData), strlen(lineRead)); + + parcEventBuffer_FreeLine(parcEventBuffer, &lineRead); + + parcEventBuffer_Destroy(&parcEventBuffer); + parcEventScheduler_Destroy(&parcEventScheduler); +} + +LONGBOW_TEST_CASE(Global, parc_EventBuffer_GetQueueBuffer) +{ + int fds[2]; + int result = socketpair(AF_LOCAL, SOCK_DGRAM, 0, fds); + assertFalse(result, "Socketpair creation failed.\n"); + + PARCEventScheduler *parcEventScheduler = parcEventScheduler_Create(); + assertNotNull(parcEventScheduler, "parcEventScheduler_Create returned a null reference"); + + parcEventBuffer_EnableDebug(parcEventScheduler_GetLogger(parcEventScheduler)); + + PARCEventQueue *parcEventQueue = parcEventQueue_Create(parcEventScheduler, fds[0], 0); + assertNotNull(parcEventQueue, "parcEventQueue_Create returned a null reference"); + + PARCEventBuffer *parcEventBuffer_Output = parcEventBuffer_GetQueueBufferOutput(parcEventQueue); + assertNotNull(parcEventBuffer_Output, "Received null output buffer from queue"); + + PARCEventBuffer *parcEventBuffer_Input = parcEventBuffer_GetQueueBufferInput(parcEventQueue); + assertNotNull(parcEventBuffer_Input, "Received null input buffer from queue"); + + parcEventBuffer_Destroy(&parcEventBuffer_Output); + parcEventBuffer_Destroy(&parcEventBuffer_Input); + parcEventQueue_Destroy(&parcEventQueue); + parcEventScheduler_Destroy(&parcEventScheduler); + close(fds[0]); + close(fds[1]); +} + +int +main(int argc, char *argv[]) +{ + LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(parc_EventBuffer); + int exitStatus = LONGBOW_TEST_MAIN(argc, argv, testRunner); + longBowTestRunner_Destroy(&testRunner); + exit(exitStatus); +} |