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diff --git a/libccnx-common/ccnx/common/codec/test/testrig_Compare.c b/libccnx-common/ccnx/common/codec/test/testrig_Compare.c
new file mode 100755
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+++ b/libccnx-common/ccnx/common/codec/test/testrig_Compare.c
@@ -0,0 +1,90 @@
+/*
+ * 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.
+ */
+
+/**
+ * Utilities used by the Schema unit tests to compare buffers
+ *
+ */
+
+/**
+ * Compares an encoding buffer to linear memory
+ *
+ * Will assert if the memory does not compare.  The encoding buffer will be finalized.
+ * Will assert if the encoder has an error.
+ *
+ * @param [in] encoder The encoding buffer to compare
+ * @param [in] length The length of linear memory
+ * @param [in] memory The "truth" memory to compare against
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+void
+testCompareEncoderToLinearMemory(CCNxCodecTlvEncoder *encoder, size_t length, uint8_t memory[length])
+{
+    assertFalse(ccnxCodecTlvEncoder_HasError(encoder), "Encoder has error")
+    {
+        printf("ERROR: %s\n", ccnxCodecError_ToString(ccnxCodecTlvEncoder_GetError(encoder)));
+    }
+
+    PARCBuffer *truth = parcBuffer_Wrap(memory, length, 0, length);
+    ccnxCodecTlvEncoder_Finalize(encoder);
+    PARCBuffer *buffer = ccnxCodecTlvEncoder_CreateBuffer(encoder);
+
+    assertTrue(parcBuffer_Equals(buffer, truth), "buffers not equal")
+    {
+        printf("Expected\n");
+        parcBuffer_Display(truth, 3);
+
+        printf("Got this\n");
+        parcBuffer_Display(buffer, 3);
+    }
+
+    parcBuffer_Release(&truth);
+    parcBuffer_Release(&buffer);
+}
+
+/**
+ * Compares an encoding buffer to a PARCBuffer
+ *
+ * Will assert if the memory does not compare.  The encoding buffer will be finalized.
+ * Will assert if the encoder has an error.
+ *
+ * @param [in] encoder The encoding buffer to compare
+ * @param [in] buffer The buffer to compare to, must be setup to be read (i.e. flipped)
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+void
+testCompareEncoderToBuffer(CCNxCodecTlvEncoder *encoder, PARCBuffer *buffer)
+{
+    assertFalse(ccnxCodecTlvEncoder_HasError(encoder), "Encoder has error")
+    {
+        printf("ERROR: %s\n", ccnxCodecError_ToString(ccnxCodecTlvEncoder_GetError(encoder)));
+    }
+
+
+    uint8_t *linearMemory = parcByteArray_Array(parcBuffer_Array(buffer));
+    size_t offset = parcBuffer_ArrayOffset(buffer) + parcBuffer_Position(buffer);
+    size_t length = parcBuffer_Remaining(buffer);
+
+    testCompareEncoderToLinearMemory(encoder, length, linearMemory + offset);
+}
+