1 files changed, 28 insertions, 0 deletions
diff --git a/samples/KeywordSpotting/test/DecoderTest.cpp b/samples/KeywordSpotting/test/DecoderTest.cpp
new file mode 100644
index 0000000000..e44eb2984d
--- /dev/null
+++ b/samples/KeywordSpotting/test/DecoderTest.cpp
@@ -0,0 +1,28 @@
+//
+// Copyright © 2021 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include <catch.hpp>
+#include <map>
+#include "Decoder.hpp"
+
+
+TEST_CASE("Test KWS decoder")
+{
+//    Actual output probability: [0.0, 0.06, 0.02, 0.03, 0.0, 0.0, 0.05, 0.0, 0.83, 0.0, 0.1, 0.0]
+//    int8 quantised Model output [1, 4, 2, 3, 1, 1, 3, 1, 43, 1, 6, 1]
+//    Reconstructed  dequantised probability [0.0, 0.06, 0.02, 0.04, 0.0, 0.0, 0.04, 0.0, 0.84, 0.0, 0.1, 0.0]
+
+    int quantisationOffset = 1;
+    float quantisationScale = 0.02;
+
+    std::vector<int8_t> modelOutput = {1, 4, 2, 3, 1, 1, 3, 1, 43, 1, 6, 1};
+
+    kws::Decoder decoder(quantisationOffset,quantisationScale);
+
+    std::pair<int,float> result =  decoder.decodeOutput(modelOutput);
+
+
+    CHECK(result == std::pair<int,float>(8,0.84));
+}