[SDFAB-189] UpfProgrammable implementation for fabric v1model

Change-Id: I4ea7980830d761a0da8a78943c08229c2da9410d
diff --git a/pipelines/fabric/impl/src/test/java/org/onosproject/pipelines/fabric/impl/behaviour/upf/TestUpfUtils.java b/pipelines/fabric/impl/src/test/java/org/onosproject/pipelines/fabric/impl/behaviour/upf/TestUpfUtils.java
new file mode 100644
index 0000000..6280f8e
--- /dev/null
+++ b/pipelines/fabric/impl/src/test/java/org/onosproject/pipelines/fabric/impl/behaviour/upf/TestUpfUtils.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2021-present Open Networking Foundation
+ *
+ * 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.
+ */
+
+package org.onosproject.pipelines.fabric.impl.behaviour.upf;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.config.basics.BasicDeviceConfig;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+public final class TestUpfUtils {
+
+    private static final String BASIC_CONFIG_KEY = "basic";
+
+    private TestUpfUtils() {
+        // hide constructor
+    }
+
+    public static BasicDeviceConfig getBasicConfig(DeviceId deviceId, String fileName)
+            throws IOException {
+        BasicDeviceConfig basicCfg = new BasicDeviceConfig();
+        InputStream jsonStream = TestUpfUtils.class.getResourceAsStream(fileName);
+        ObjectMapper mapper = new ObjectMapper();
+        JsonNode jsonNode = mapper.readTree(jsonStream);
+        basicCfg.init(deviceId, BASIC_CONFIG_KEY, jsonNode, mapper, config -> {
+        });
+        return basicCfg;
+    }
+}