diff --git a/tests/use_case/kws/KWSHandlerTest.cc b/tests/use_case/kws/KWSHandlerTest.cc
new file mode 100644
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+++ b/tests/use_case/kws/KWSHandlerTest.cc
@@ -0,0 +1,180 @@
+/*
+ * Copyright (c) 2021 Arm Limited. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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 <catch.hpp>
+#include "DsCnnModel.hpp"
+#include "hal.h"
+
+#include "KwsResult.hpp"
+#include "Labels.hpp"
+#include "UseCaseHandler.hpp"
+#include "Classifier.hpp"
+#include "UseCaseCommonUtils.hpp"
+
+TEST_CASE("Model info")
+{
+    /* Model wrapper object. */
+    arm::app::DsCnnModel model;
+
+    /* Load the model. */
+    REQUIRE(model.Init());
+
+    /* Instantiate application context. */
+    arm::app::ApplicationContext caseContext;
+
+    caseContext.Set<arm::app::Model&>("model", model);
+
+    REQUIRE(model.ShowModelInfoHandler());
+}
+
+
+TEST_CASE("Inference by index")
+{
+    hal_platform    platform;
+    data_acq_module data_acq;
+    data_psn_module data_psn;
+    platform_timer  timer;
+
+    /* Initialise the HAL and platform. */
+    hal_init(&platform, &data_acq, &data_psn, &timer);
+    hal_platform_init(&platform);
+
+    /* Model wrapper object. */
+    arm::app::DsCnnModel model;
+
+    /* Load the model. */
+    REQUIRE(model.Init());
+
+    /* Instantiate application context. */
+    arm::app::ApplicationContext caseContext;
+    caseContext.Set<hal_platform&>("platform", platform);
+    caseContext.Set<arm::app::Model&>("model", model);
+    caseContext.Set<int>("frameLength", g_FrameLength);  /* 640 sample length for DSCNN. */
+    caseContext.Set<int>("frameStride", g_FrameStride);  /* 320 sample stride for DSCNN. */
+    caseContext.Set<float>("scoreThreshold", 0.5);       /* Normalised score threshold. */
+
+    arm::app::Classifier classifier;                     /* classifier wrapper object. */
+    caseContext.Set<arm::app::Classifier&>("classifier", classifier);
+
+    auto checker = [&](uint32_t audioIndex, std::vector<uint32_t> labelIndex)
+    {
+        caseContext.Set<uint32_t>("audioIndex", audioIndex);
+
+        std::vector<std::string> labels;
+        GetLabelsVector(labels);
+        caseContext.Set<const std::vector<std::string> &>("labels", labels);
+
+        REQUIRE(arm::app::ClassifyAudioHandler(caseContext, audioIndex, false));
+        REQUIRE(caseContext.Has("results"));
+
+        auto results = caseContext.Get<std::vector<arm::app::kws::KwsResult>>("results");
+
+        REQUIRE(results.size() == labelIndex.size());
+
+        for (size_t i = 0; i < results.size(); i++ ) {
+            REQUIRE(results[i].m_resultVec.size());
+            REQUIRE(results[i].m_resultVec[0].m_labelIdx == labelIndex[i]);
+        }
+
+    };
+
+    SECTION("Index = 0, short clip down")
+    {
+        /* Result: down. */
+        checker(0, {5});
+    }
+
+    SECTION("Index = 1, long clip right->left->up")
+    {
+        /* Result: right->right->left->up->up. */
+        checker(1, {7, 1, 6, 4, 4});
+    }
+
+    SECTION("Index = 2, short clip yes")
+    {
+        /* Result: yes. */
+        checker(2, {2});
+    }
+
+    SECTION("Index = 3, long clip yes->no->go->stop")
+    {
+        /* Result: yes->go->no->go->go->go->stop. */
+        checker(3, {2, 11, 3, 11, 11, 11, 10});
+    }
+}
+
+
+TEST_CASE("Inference run all clips")
+{
+    hal_platform    platform;
+    data_acq_module data_acq;
+    data_psn_module data_psn;
+    platform_timer  timer;
+
+    /* Initialise the HAL and platform. */
+    hal_init(&platform, &data_acq, &data_psn, &timer);
+    hal_platform_init(&platform);
+
+    /* Model wrapper object. */
+    arm::app::DsCnnModel model;
+
+    /* Load the model. */
+    REQUIRE(model.Init());
+
+    /* Instantiate application context. */
+    arm::app::ApplicationContext caseContext;
+
+    caseContext.Set<hal_platform&>("platform", platform);
+    caseContext.Set<arm::app::Model&>("model", model);
+    caseContext.Set<uint32_t>("clipIndex", 0);
+    caseContext.Set<int>("frameLength", g_FrameLength);  /* 640 sample length for DSCNN. */
+    caseContext.Set<int>("frameStride", g_FrameStride);  /* 320 sample stride for DSCNN. */
+    caseContext.Set<float>("scoreThreshold", 0.9);       /* Normalised score threshold. */
+    arm::app::Classifier classifier;                     /* classifier wrapper object. */
+    caseContext.Set<arm::app::Classifier&>("classifier", classifier);
+
+    std::vector <std::string> labels;
+    GetLabelsVector(labels);
+    caseContext.Set<const std::vector <std::string>&>("labels", labels);
+    REQUIRE(arm::app::ClassifyAudioHandler(caseContext, 0, true));
+}
+
+
+TEST_CASE("List all audio clips")
+{
+    hal_platform    platform;
+    data_acq_module data_acq;
+    data_psn_module data_psn;
+    platform_timer  timer;
+
+    /* Initialise the HAL and platform. */
+    hal_init(&platform, &data_acq, &data_psn, &timer);
+    hal_platform_init(&platform);
+
+    /* Model wrapper object. */
+    arm::app::DsCnnModel model;
+
+    /* Load the model. */
+    REQUIRE(model.Init());
+
+    /* Instantiate application context. */
+    arm::app::ApplicationContext caseContext;
+
+    caseContext.Set<hal_platform&>("platform", platform);
+    caseContext.Set<arm::app::Model&>("model", model);
+
+    REQUIRE(arm::app::ListFilesHandler(caseContext));
+}
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