diff options
Diffstat (limited to 'libparc/parc/security/test/test_parc_SecureRandom.c')
| -rwxr-xr-x | libparc/parc/security/test/test_parc_SecureRandom.c | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/libparc/parc/security/test/test_parc_SecureRandom.c b/libparc/parc/security/test/test_parc_SecureRandom.c new file mode 100755 index 00000000..82359a70 --- /dev/null +++ b/libparc/parc/security/test/test_parc_SecureRandom.c @@ -0,0 +1,241 @@ +/* + * 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 "../parc_SecureRandom.c" +#include <sys/param.h> + +#include <fcntl.h> + +#include <LongBow/testing.h> +#include <LongBow/debugging.h> + +#include <parc/security/parc_Security.h> +#include <parc/algol/parc_Memory.h> +#include <parc/algol/parc_SafeMemory.h> +#include <parc/algol/parc_LinkedList.h> + +#include <parc/testing/parc_MemoryTesting.h> +#include <parc/testing/parc_ObjectTesting.h> + +#define NUM_TESTS 1000 +#define EPSILON 0.01 + +LONGBOW_TEST_RUNNER(parc_SecureRandom) +{ + // 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(CreateAcquireRelease); + LONGBOW_RUN_TEST_FIXTURE(Object); + LONGBOW_RUN_TEST_FIXTURE(Specialization); +} + +// The Test Runner calls this function once before any Test Fixtures are run. +LONGBOW_TEST_RUNNER_SETUP(parc_SecureRandom) +{ + return LONGBOW_STATUS_SUCCEEDED; +} + +// The Test Runner calls this function once after all the Test Fixtures are run. +LONGBOW_TEST_RUNNER_TEARDOWN(parc_SecureRandom) +{ + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_FIXTURE(CreateAcquireRelease) +{ + LONGBOW_RUN_TEST_CASE(CreateAcquireRelease, CreateRelease); +} + +LONGBOW_TEST_FIXTURE_SETUP(CreateAcquireRelease) +{ + parcMemory_SetInterface(&PARCSafeMemoryAsPARCMemory); + parcSecurity_Init(); + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_FIXTURE_TEARDOWN(CreateAcquireRelease) +{ + parcSecurity_Fini(); + if (!parcMemoryTesting_ExpectedOutstanding(0, "%s leaked memory.", longBowTestCase_GetFullName(testCase))) { + return LONGBOW_STATUS_MEMORYLEAK; + } + + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_CASE(CreateAcquireRelease, CreateRelease) +{ + PARCSecureRandom *rng = parcSecureRandom_Create(); + assertNotNull(rng, "Expected non-null result from parcSecureRandom_Create();"); + + parcObjectTesting_AssertAcquireReleaseContract(parcSecureRandom_Acquire, rng); + + parcSecureRandom_Release(&rng); + assertNull(rng, "Expected null result from parcSecureRandom_Release();"); +} + +LONGBOW_TEST_FIXTURE(Object) +{ + LONGBOW_RUN_TEST_CASE(Object, parcSecureRandom_IsValid); +} + +LONGBOW_TEST_FIXTURE_SETUP(Object) +{ + parcSecurity_Init(); + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_FIXTURE_TEARDOWN(Object) +{ + parcSecurity_Fini(); + if (!parcMemoryTesting_ExpectedOutstanding(0, "%s mismanaged memory.", longBowTestCase_GetFullName(testCase))) { + return LONGBOW_STATUS_MEMORYLEAK; + } + + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_CASE(Object, parcSecureRandom_IsValid) +{ + PARCSecureRandom *rng = parcSecureRandom_Create(); + assertNotNull(rng, "Expected a non-NULL PARCSecureRandom"); + + assertTrue(parcSecureRandom_IsValid(rng), "Expected parcSecureRandom_Create to result in a valid instance."); + + parcSecureRandom_Release(&rng); + assertFalse(parcSecureRandom_IsValid(rng), "Expected parcSecureRandom_Release to result in an invalid instance."); +} + +LONGBOW_TEST_FIXTURE(Specialization) +{ + LONGBOW_RUN_TEST_CASE(Specialization, parcSecureRandom_Create); + LONGBOW_RUN_TEST_CASE(Specialization, parcSecureRandom_CreateWithSeed); + LONGBOW_RUN_TEST_CASE(Specialization, parcSecureRandom_Next); + LONGBOW_RUN_TEST_CASE(Specialization, parcSecureRandom_NextBytes); +} + +LONGBOW_TEST_FIXTURE_SETUP(Specialization) +{ + parcSecurity_Init(); + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_FIXTURE_TEARDOWN(Specialization) +{ + parcSecurity_Fini(); + if (!parcMemoryTesting_ExpectedOutstanding(0, "%s mismanaged memory.", longBowTestCase_GetFullName(testCase))) { + return LONGBOW_STATUS_MEMORYLEAK; + } + + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_CASE(Specialization, parcSecureRandom_Create) +{ + PARCSecureRandom *rng = parcSecureRandom_Create(); + assertTrue(parcSecureRandom_IsValid(rng), "Expected parcSecureRandom_Create to result in a valid instance."); + parcSecureRandom_Release(&rng); +} + +LONGBOW_TEST_CASE(Specialization, parcSecureRandom_CreateWithSeed) +{ + PARCBuffer *seed = parcBuffer_Allocate(1024); + PARCSecureRandom *rng = parcSecureRandom_CreateWithSeed(seed); + + assertTrue(parcSecureRandom_IsValid(rng), "Expected parcSecureRandom_CreateWithSeed to result in a valid instance."); + + parcSecureRandom_Release(&rng); + parcBuffer_Release(&seed); +} + +static void +_stressTestNext(PARCSecureRandom *rng) +{ + PARCLinkedList *seen = parcLinkedList_Create(); + size_t duplicates = 0; + for (size_t i = 0; i < NUM_TESTS; i++) { + uint32_t next = parcSecureRandom_Next(rng); + PARCBuffer *buffer = parcBuffer_Allocate(sizeof(next)); + parcBuffer_Flip(parcBuffer_PutUint32(buffer, next)); + + if (parcLinkedList_Contains(seen, buffer)) { + duplicates++; + } else { + parcLinkedList_Append(seen, buffer); + } + + parcBuffer_Release(&buffer); + } + + assertFalse(duplicates > (NUM_TESTS * EPSILON), "The RNG failed to generate random values: saw %zu duplicates", duplicates); + parcLinkedList_Release(&seen); +} + +LONGBOW_TEST_CASE(Specialization, parcSecureRandom_Next) +{ + PARCSecureRandom *rng = parcSecureRandom_Create(); + assertTrue(parcSecureRandom_IsValid(rng), "Expected parcSecureRandom_Create to result in a valid instance"); + _stressTestNext(rng); + parcSecureRandom_Release(&rng); +} + +static void +_stressTestNextBytes(PARCSecureRandom *rng) +{ + PARCLinkedList *seen = parcLinkedList_Create(); + size_t duplicates = 0; + for (size_t i = 0; i < NUM_TESTS; i++) { + PARCBuffer *buffer = parcBuffer_Allocate(32); + + int numBytes = parcSecureRandom_NextBytes(rng, buffer); + assertTrue(numBytes == 32, "Expected 32 bytes from the RNG, got %d", numBytes); + + if (parcLinkedList_Contains(seen, buffer)) { + duplicates++; + } else { + parcLinkedList_Append(seen, buffer); + } + + parcBuffer_Release(&buffer); + } + + assertFalse(duplicates > (NUM_TESTS * EPSILON), "The RNG failed to generate random values: saw %zu duplicates", duplicates); + parcLinkedList_Release(&seen); +} + +LONGBOW_TEST_CASE(Specialization, parcSecureRandom_NextBytes) +{ + PARCBuffer *seed = parcBuffer_Allocate(1024); + PARCSecureRandom *rng = parcSecureRandom_CreateWithSeed(seed); + + assertTrue(parcSecureRandom_IsValid(rng), "Expected parcSecureRandom_CreateWithSeed to result in a valid instance."); + _stressTestNextBytes(rng); + + parcSecureRandom_Release(&rng); + parcBuffer_Release(&seed); +} + +int +main(int argc, char *argv[argc]) +{ + LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(parc_SecureRandom); + int exitStatus = longBowMain(argc, argv, testRunner, NULL); + longBowTestRunner_Destroy(&testRunner); + exit(exitStatus); +} |