1 files changed, 565 insertions, 0 deletions
diff --git a/libccnx-common/ccnx/common/codec/schema_v1/test/test_ccnxCodecSchemaV1_ValidationEncoder.c b/libccnx-common/ccnx/common/codec/schema_v1/test/test_ccnxCodecSchemaV1_ValidationEncoder.c
new file mode 100755
index 00000000..8a4d951a
--- /dev/null
+++ b/libccnx-common/ccnx/common/codec/schema_v1/test/test_ccnxCodecSchemaV1_ValidationEncoder.c
@@ -0,0 +1,565 @@
+/*
+ * 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 "../ccnxCodecSchemaV1_ValidationEncoder.c"
+#include <parc/algol/parc_SafeMemory.h>
+#include <LongBow/unit-test.h>
+#include <ccnx/common/codec/schema_v1/testdata/v1_content_nameA_keyid1_rsasha256.h>
+#include <ccnx/common/codec/schema_v1/testdata/v1_interest_all_fields.h>
+#include <ccnx/common/codec/schema_v1/testdata/v1_interest_nameA_crc32c.h>
+
+#include "testrig_packetwrapper.c"
+
+#include <ccnx/common/internal/ccnx_ValidationFacadeV1.h>
+
+#include <ccnx/common/validation/ccnxValidation_CRC32C.h>
+#include <ccnx/common/validation/ccnxValidation_HmacSha256.h>
+
+// =========================================================================
+
+LONGBOW_TEST_RUNNER(ccnxCodecSchemaV1_ValidationDecoder)
+{
+    LONGBOW_RUN_TEST_FIXTURE(EncodeAlg);
+    LONGBOW_RUN_TEST_FIXTURE(EncodePayload);
+}
+
+// The Test Runner calls this function once before any Test Fixtures are run.
+LONGBOW_TEST_RUNNER_SETUP(ccnxCodecSchemaV1_ValidationDecoder)
+{
+    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(ccnxCodecSchemaV1_ValidationDecoder)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+// =========================================================================
+
+LONGBOW_TEST_FIXTURE(EncodeAlg)
+{
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, CRC32C);
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, HMAC_SHA256);
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, RSA_SHA256);
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, DeduceFromSigner);
+
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, _encodeCertificate);
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, _encodePublicKey);
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, _encodeKeyId);
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, _encodeKeyName);
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, _encodeSignatureTime_Specified);
+    LONGBOW_RUN_TEST_CASE(EncodeAlg, _encodeSignatureTime_Generated);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(EncodeAlg)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(EncodeAlg)
+{
+    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(EncodeAlg, CRC32C)
+{
+    CCNxCodecSchemaV1TlvDictionary_CryptoSuite tlvSuite = CCNxCodecSchemaV1TlvDictionary_CryptoSuite_CRC32C;
+    PARCCryptoSuite suite = PARCCryptoSuite_NULL_CRC32C;
+
+    uint8_t encoded[] = {
+        0x00, tlvSuite, 0x00, 0,
+    };
+
+    PARCBuffer *trueEncoded = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxTlvDictionary_PutInteger(dictionary, CCNxCodecSchemaV1TlvDictionary_ValidationFastArray_CRYPTO_SUITE, suite);
+
+    ssize_t length = ccnxCodecSchemaV1ValidationEncoder_EncodeAlg(encoder, dictionary);
+    assertFalse(length < 0, "Error on encoding: %s", ccnxCodecError_ToString(ccnxCodecTlvEncoder_GetError(encoder)));
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(trueEncoded, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(trueEncoded, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+    parcBuffer_Release(&trueEncoded);
+}
+
+LONGBOW_TEST_CASE(EncodeAlg, HMAC_SHA256)
+{
+    CCNxCodecSchemaV1TlvDictionary_CryptoSuite tlvSuite = CCNxCodecSchemaV1TlvDictionary_CryptoSuite_HmacSha256;
+    PARCCryptoSuite suite = PARCCryptoSuite_HMAC_SHA256;
+
+    uint8_t encoded[] = {
+        0x00, tlvSuite, 0x00, 0,
+    };
+
+    PARCBuffer *trueEncoded = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxTlvDictionary_PutInteger(dictionary, CCNxCodecSchemaV1TlvDictionary_ValidationFastArray_CRYPTO_SUITE, suite);
+
+    ssize_t length = ccnxCodecSchemaV1ValidationEncoder_EncodeAlg(encoder, dictionary);
+    assertFalse(length < 0, "Error on encoding: %s", ccnxCodecError_ToString(ccnxCodecTlvEncoder_GetError(encoder)));
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(trueEncoded, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(trueEncoded, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+    parcBuffer_Release(&trueEncoded);
+}
+
+LONGBOW_TEST_CASE(EncodeAlg, RSA_SHA256)
+{
+    CCNxCodecSchemaV1TlvDictionary_CryptoSuite tlvSuite = CCNxCodecSchemaV1TlvDictionary_CryptoSuite_RsaSha256;
+    PARCCryptoSuite suite = PARCCryptoSuite_RSA_SHA256;
+
+    uint8_t encoded[] = {
+        0x00, tlvSuite, 0x00, 0,
+    };
+
+    PARCBuffer *trueEncoded = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxTlvDictionary_PutInteger(dictionary, CCNxCodecSchemaV1TlvDictionary_ValidationFastArray_CRYPTO_SUITE, suite);
+
+    ssize_t length = ccnxCodecSchemaV1ValidationEncoder_EncodeAlg(encoder, dictionary);
+    assertFalse(length < 0, "Error on encoding: %s", ccnxCodecError_ToString(ccnxCodecTlvEncoder_GetError(encoder)));
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(trueEncoded, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(trueEncoded, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+    parcBuffer_Release(&trueEncoded);
+}
+
+LONGBOW_TEST_CASE(EncodeAlg, DeduceFromSigner)
+{
+    PARCSigner *signer = ccnxValidationCRC32C_CreateSigner();
+    CCNxCodecSchemaV1TlvDictionary_CryptoSuite tlvsuite = CCNxCodecSchemaV1TlvDictionary_CryptoSuite_CRC32C;
+
+    uint8_t encoded[] = {
+        0x00, tlvsuite, 0x00, 0,
+    };
+
+    PARCBuffer *trueEncoded = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+    ccnxCodecTlvEncoder_SetSigner(encoder, signer);
+
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+
+    ssize_t length = ccnxCodecSchemaV1ValidationEncoder_EncodeAlg(encoder, dictionary);
+    assertFalse(length < 0, "Error on encoding: %s", ccnxCodecError_ToString(ccnxCodecTlvEncoder_GetError(encoder)));
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(trueEncoded, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(trueEncoded, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+    parcBuffer_Release(&trueEncoded);
+    parcSigner_Release(&signer);
+}
+
+// =======
+
+LONGBOW_TEST_CASE(EncodeAlg, _encodeCertificate)
+{
+    uint8_t encoded[] = {
+        0x00, 0x0C, 0x00, 6,
+        0x0a, 0x0b, 0x0c, 0x0d,
+        0x0e, 0x0f
+    };
+
+    PARCBuffer *truth = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+    PARCBuffer *cert = parcBuffer_Wrap(encoded, sizeof(encoded), 4, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxValidationFacadeV1_SetCertificate(dictionary, cert);
+
+    ssize_t length = _encodeCertificate(encoder, dictionary);
+    assertTrue(length == sizeof(encoded), "Wrong length, expected %zu got %zd", sizeof(encoded), length);
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(truth, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(truth, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    parcBuffer_Release(&truth);
+    parcBuffer_Release(&cert);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+}
+
+
+LONGBOW_TEST_CASE(EncodeAlg, _encodePublicKey)
+{
+    uint8_t encoded[] = {
+        0x00, 0x0B, 0x00, 6,
+        0x0a, 0x0b, 0x0c, 0x0d,
+        0x0e, 0x0f
+    };
+
+    PARCBuffer *truth = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+    PARCBuffer *key = parcBuffer_Wrap(encoded, sizeof(encoded), 4, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxValidationFacadeV1_SetPublicKey(dictionary, key);
+
+    ssize_t length = _encodePublicKey(encoder, dictionary);
+    assertTrue(length == sizeof(encoded), "Wrong length, expected %zu got %zd", sizeof(encoded), length);
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(truth, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(truth, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    parcBuffer_Release(&truth);
+    parcBuffer_Release(&key);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+}
+
+LONGBOW_TEST_CASE(EncodeAlg, _encodeKeyId)
+{
+    uint8_t encoded[] = {
+        0x00, 0x09, 0x00, 6,
+        0x0a, 0x0b, 0x0c, 0x0d,
+        0x0e, 0x0f
+    };
+
+    PARCBuffer *truth = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+    PARCBuffer *keyid = parcBuffer_Wrap(encoded, sizeof(encoded), 4, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxValidationFacadeV1_SetKeyId(dictionary, keyid);
+
+    ssize_t length = _encodeKeyId(encoder, dictionary);
+    assertTrue(length == sizeof(encoded), "Wrong length, expected %zu got %zd", sizeof(encoded), length);
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(truth, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(truth, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    parcBuffer_Release(&truth);
+    parcBuffer_Release(&keyid);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+}
+
+LONGBOW_TEST_CASE(EncodeAlg, _encodeKeyName)
+{
+    uint8_t encoded[] = {
+        0x00, 0x0E, 0x00, 40,
+        // --- name
+        0x00, 0x00, 0x00, 16,
+        0x00, 0x03, 0x00, 5,
+        'a',  'p',  'p',  'l',
+        'e',
+        0x00, 0x03, 0x00, 3,
+        'p',  'i',  'e',
+        // --- keyid
+        0x00, 0x01, 0x00, 4,
+        0xa1, 0xa2, 0xa3, 0xa4,
+        // --- hash
+        0x00, 0x02, 0x00, 8,
+        0xb1, 0xb2, 0xb3, 0xb4,
+        0xb5, 0xb6, 0xb7, 0xb8,
+    };
+
+    PARCBuffer *truth = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+    PARCBuffer *keyid = parcBuffer_Wrap(encoded, sizeof(encoded), 28, 32);
+    PARCBuffer *hash = parcBuffer_Wrap(encoded, sizeof(encoded), 36, 44);
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+
+    CCNxName *name = ccnxName_CreateFromCString("lci:/3=apple/3=pie");
+    CCNxLink *link = ccnxLink_Create(name, keyid, hash);
+
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxValidationFacadeV1_SetKeyName(dictionary, link);
+
+    ssize_t length = _encodeKeyName(encoder, dictionary);
+    assertTrue(length == sizeof(encoded), "Wrong length, expected %zu got %zd", sizeof(encoded), length);
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(truth, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(truth, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    parcBuffer_Release(&truth);
+    parcBuffer_Release(&keyid);
+    parcBuffer_Release(&hash);
+    ccnxName_Release(&name);
+    ccnxLink_Release(&link);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+}
+
+LONGBOW_TEST_CASE(EncodeAlg, _encodeSignatureTime_Specified)
+{
+    uint64_t sigtime = 0x1122334455667788ULL;
+    uint8_t encoded[] = {
+        0x00, 0x0F, 0x00, 8,
+        0x11, 0x22, 0x33, 0x44,
+        0x55, 0x66, 0x77, 0x88
+    };
+
+    PARCBuffer *truth = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxValidationFacadeV1_SetSigningTime(dictionary, sigtime);
+
+    ssize_t length = _encodeSignatureTime(encoder, dictionary);
+    assertTrue(length == sizeof(encoded), "Wrong length, expected %zu got %zd", sizeof(encoded), length);
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(truth, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(truth, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    parcBuffer_Release(&truth);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+}
+
+/*
+ * Do not specify a signing time, but rather set a Signer and let the code
+ * create the time on its own
+ */
+LONGBOW_TEST_CASE(EncodeAlg, _encodeSignatureTime_Generated)
+{
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+
+    PARCBuffer *password = parcBuffer_Wrap("password", 8, 0, 8);
+    PARCSigner *signer = ccnxValidationHmacSha256_CreateSigner(password);
+    ccnxCodecTlvEncoder_SetSigner(encoder, signer);
+    parcSigner_Release(&signer);
+
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+
+    ssize_t length = _encodeSignatureTime(encoder, dictionary);
+    assertTrue(length == 12, "Wrong length, expected 12, got %zd", length);
+
+    parcBuffer_Release(&password);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+}
+
+// =========================================================================
+
+LONGBOW_TEST_FIXTURE(EncodePayload)
+{
+    LONGBOW_RUN_TEST_CASE(EncodePayload, payload_Specified);
+    LONGBOW_RUN_TEST_CASE(EncodePayload, payload_Generated);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(EncodePayload)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(EncodePayload)
+{
+    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(EncodePayload, payload_Specified)
+{
+    uint8_t encoded[] = {
+        0x11, 0x22, 0x33, 0x44,
+        0x55, 0x66, 0x77, 0x88
+    };
+
+    PARCBuffer *truth = parcBuffer_Wrap(encoded, sizeof(encoded), 0, sizeof(encoded));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ccnxValidationFacadeV1_SetPayload(dictionary, truth);
+
+    ssize_t length = ccnxCodecSchemaV1ValidationEncoder_EncodePayload(encoder, dictionary);
+    assertTrue(length == sizeof(encoded), "Wrong length, expected %zu got %zd", sizeof(encoded), length);
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+    assertTrue(parcBuffer_Equals(truth, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(truth, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    parcBuffer_Release(&test);
+    parcBuffer_Release(&truth);
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+}
+
+/*
+ * Put the guts of v1_interest_nameA_crc32c in to the encoding buffer and mark it
+ * as the signature block.  Generate the CRC and make sure we got the right thing.
+ */
+LONGBOW_TEST_CASE(EncodePayload, payload_Generated)
+{
+    TlvExtent interestExtent = getTruthTableExtent(TRUTHTABLENAME(v1_interest_nameA_crc32c), V1_MANIFEST_INT_INTEREST);
+
+    // This will test against the string (Interest, ValidationAlg, ValidationPayload)
+    PARCBuffer *truth = parcBuffer_Wrap(v1_interest_nameA_crc32c,
+                                        sizeof(v1_interest_nameA_crc32c),
+                                        interestExtent.offset,
+                                        sizeof(v1_interest_nameA_crc32c));
+
+    CCNxCodecTlvEncoder *encoder = ccnxCodecTlvEncoder_Create();
+    PARCSigner *signer = ccnxValidationCRC32C_CreateSigner();
+    ccnxCodecTlvEncoder_SetSigner(encoder, signer);
+    parcSigner_Release(&signer);
+
+    // This will append from the beginning of the Interest message up to the end of the ValidationAlg
+    // This space is all marked as the "to-be-signed" section.
+    ccnxCodecTlvEncoder_MarkSignatureStart(encoder);
+    size_t signedInfoLenth = sizeof(v1_interest_nameA_crc32c) - 8 - interestExtent.offset;
+    ccnxCodecTlvEncoder_AppendRawArray(encoder, signedInfoLenth, v1_interest_nameA_crc32c + interestExtent.offset);
+    ccnxCodecTlvEncoder_MarkSignatureEnd(encoder);
+
+    // add the validation payload container, then generate the signature
+    ccnxCodecTlvEncoder_AppendContainer(encoder, CCNxCodecSchemaV1Types_MessageType_ValidationPayload, 4);
+
+    // Do the actual encoding.  This will calculate the signature on the fly.
+    CCNxTlvDictionary *dictionary = ccnxCodecSchemaV1TlvDictionary_CreateContentObject();
+    ssize_t length = ccnxCodecSchemaV1ValidationEncoder_EncodePayload(encoder, dictionary);
+    assertTrue(length == 4, "Wrong length, expected 4 got %zd", length);
+
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *test = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+
+    // Tests that we got the right signature (CRC32c in this case)
+    assertTrue(parcBuffer_Equals(truth, test), "Wrong buffer")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(truth, 3);
+        printf("Got\n");
+        parcBuffer_Display(test, 3);
+    }
+
+    ccnxTlvDictionary_Release(&dictionary);
+    ccnxCodecTlvEncoder_Destroy(&encoder);
+    parcBuffer_Release(&truth);
+    parcBuffer_Release(&test);
+}
+
+// =========================================================================
+
+int
+main(int argc, char *argv[])
+{
+    LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(ccnxCodecSchemaV1_ValidationDecoder);
+    int exitStatus = longBowMain(argc, argv, testRunner, NULL);
+    longBowTestRunner_Destroy(&testRunner);
+    exit(exitStatus);
+}