diff options
Diffstat (limited to 'metis/ccnx/forwarder/metis/tlv/test/test_metis_TlvNameCodec.c')
| -rw-r--r-- | metis/ccnx/forwarder/metis/tlv/test/test_metis_TlvNameCodec.c | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/metis/ccnx/forwarder/metis/tlv/test/test_metis_TlvNameCodec.c b/metis/ccnx/forwarder/metis/tlv/test/test_metis_TlvNameCodec.c new file mode 100644 index 00000000..121adf29 --- /dev/null +++ b/metis/ccnx/forwarder/metis/tlv/test/test_metis_TlvNameCodec.c @@ -0,0 +1,172 @@ +/* + * 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 the file(s) containing the functions to be tested. +// This permits internal static functions to be visible to this Test Framework. +#include "../metis_TlvNameCodec.c" +#include <parc/algol/parc_SafeMemory.h> +#include <LongBow/unit-test.h> + +LONGBOW_TEST_RUNNER(tlv_NameCodec) +{ + // 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(tlv_NameCodec) +{ + parcMemory_SetInterface(&PARCSafeMemoryAsPARCMemory); + return LONGBOW_STATUS_SUCCEEDED; +} + +// The Test Runner calls this function once after all the Test Fixtures are run. +LONGBOW_TEST_RUNNER_TEARDOWN(tlv_NameCodec) +{ + return LONGBOW_STATUS_SUCCEEDED; +} + +LONGBOW_TEST_FIXTURE(Global) +{ + LONGBOW_RUN_TEST_CASE(Global, tlvName_Decode_0_Length_Name); + LONGBOW_RUN_TEST_CASE(Global, tlvName_Decode_0_Length_Segment); + LONGBOW_RUN_TEST_CASE(Global, tlvName_Decode_Good); + LONGBOW_RUN_TEST_CASE(Global, tlvName_Decode_Overflow); + LONGBOW_RUN_TEST_CASE(Global, tlvName_Decode_UnderRun); +} + +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; +} + +/** + * Buffer is 1 .. 3 bytes + */ +LONGBOW_TEST_CASE_EXPECTS(Global, tlvName_Decode_UnderRun, .event = &LongBowTrapIllegalValue) +{ + // offset 0 1 2 3 4 5 6 7 8 9 10 11 12 13 + // |-- type --|-- length --|| + uint8_t buffer[] = { 0xFF, 0x00, 0x00, 0x00, 0x04, 0xFF }; + + // This will assert + // CCNxName *name = + metisTlvNameCodec_Decode(buffer, 5, 6); +} + +/** + * Buffer exactly 0 bytes + */ +LONGBOW_TEST_CASE(Global, tlvName_Decode_0_Length_Name) +{ + // offset 0 1 2 3 4 5 6 7 8 9 10 11 12 13 + // |-- type --|-- length --|| + uint8_t buffer[] = { 0xFF, 0x00, 0x00, 0x00, 0x04, 0xFF }; + + // skip the two 0xFF bytes + // name = "lci:/%02=abcd" + CCNxName *test = metisTlvNameCodec_Decode(buffer, 5, 5); + CCNxName *truth = ccnxName_Create(); + char *nameString = ccnxName_ToString(test); + + assertTrue(ccnxName_Equals(truth, test), "Names not equal, got %s", nameString); + + parcMemory_Deallocate((void **) &nameString); + ccnxName_Release(&truth); + ccnxName_Release(&test); +} + +/** + * Buffer exactly 4 bytes + */ +LONGBOW_TEST_CASE(Global, tlvName_Decode_0_Length_Segment) +{ + // offset 0 1 2 3 4 5 6 7 8 9 10 11 12 13 + // |-- type --|-- length --|-- type --|-- length --|| + uint8_t buffer[] = { 0xFF, 0x00, 0x00, 0x00, 0x04, 0x00, 0x02, 0x00, 0x00, 0xFF }; + + // skip the two 0xFF bytes + // name = "lci:/%02=abcd" + CCNxName *test = metisTlvNameCodec_Decode(buffer, 5, 9); +// CCNxName *truth = ccnxName_CreateFromCString("lci:/%02="); + CCNxName *truth = ccnxName_CreateFromCString("lci:/2="); + char *nameString = ccnxName_ToString(test); + + assertTrue(ccnxName_Equals(truth, test), "Names not equal, got %s", nameString); + + parcMemory_Deallocate((void **) &nameString); + ccnxName_Release(&truth); + ccnxName_Release(&test); +} + +/** + * A good, normal name + */ +LONGBOW_TEST_CASE(Global, tlvName_Decode_Good) +{ + // offset 0 1 2 3 4 5 6 7 8 9 10 11 12 13 + // |-- type --|-- length --|-- type --|-- length --| ----- value -----| + uint8_t buffer[] = { 0xFF, 0x00, 0x00, 0x00, 0x08, 0x00, 0x02, 0x00, 0x04, 'a', 'b', 'c', 'd', 0xFF }; + + // skip the two 0xFF bytes + // name = "lci:/%02=abcd" + CCNxName *test = metisTlvNameCodec_Decode(buffer, 5, 13); + +// CCNxName *truth = ccnxName_CreateFromCString("lci:/%02=abcd"); + CCNxName *truth = ccnxName_CreateFromCString("lci:/2=abcd"); + char *nameString = ccnxName_ToString(test); + + assertTrue(ccnxName_Equals(truth, test), "Names not equal, got %s", nameString); + + parcMemory_Deallocate((void **) &nameString); + ccnxName_Release(&truth); + ccnxName_Release(&test); +} + +/** + * The name component length shoots beyond the end of the buffer. Byte 8 is "5" instead of "4". + */ +LONGBOW_TEST_CASE_EXPECTS(Global, tlvName_Decode_Overflow, .event = &LongBowTrapIllegalValue) +{ + // offset 0 1 2 3 4 5 6 7 8 9 10 11 12 13 + // |-- type --|-- length --|-- type --|-- length --| ----- value -----| + uint8_t buffer[] = { 0xFF, 0x00, 0x00, 0x00, 0x08, 0x00, 0x02, 0x00, 0x05, 'a', 'b', 'c', 'd', 0xFF }; + + // This will trap because the length 5 will go beyond 12 + metisTlvNameCodec_Decode(buffer, 5, 13); +} + +int +main(int argc, char *argv[]) +{ + LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(tlv_NameCodec); + int exitStatus = longBowMain(argc, argv, testRunner, NULL); + longBowTestRunner_Destroy(&testRunner); + exit(exitStatus); +} |