netconf-executor: Moving NetconfSessionListenerImpl out of NetconfSessionImpl, and adding test for it.

Issue-ID: CCSDK-1126

Change-Id: I8674c247e64efdf48faf35b8d21eae5eaed14d95
Signed-off-by: Oleg Mitsura <oleg.mitsura@amdocs.com>

1 files changed, 87 insertions, 0 deletions

diff --git a/ms/blueprintsprocessor/functions/netconf-executor/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/functions/netconf/executor/core/NetconfSessionListenerImplTest.kt b/ms/blueprintsprocessor/functions/netconf-executor/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/functions/netconf/executor/core/NetconfSessionListenerImplTest.kt
new file mode 100644
index 000000000..f3817b7fc
--- /dev/null
+++ b/ms/blueprintsprocessor/functions/netconf-executor/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/functions/netconf/executor/core/NetconfSessionListenerImplTest.kt
@@ -0,0 +1,87 @@
+/*
+ * Copyright © 2019 Bell Canada
+ *
+ * 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.onap.ccsdk.cds.blueprintsprocessor.functions.netconf.executor.core
+
+import org.junit.Test
+import io.mockk.every
+import io.mockk.mockk
+import io.mockk.verifyAll
+import org.junit.Before
+import org.onap.ccsdk.cds.blueprintsprocessor.functions.netconf.executor.api.DeviceInfo
+import org.onap.ccsdk.cds.blueprintsprocessor.functions.netconf.executor.api.NetconfReceivedEvent
+
+class NetconfSessionListenerImplTest {
+    //Note: mockk's verifyAll is akin to verify with verifyNoMoreInteractions in Mockito
+    private val netconSession = mockk<NetconfSessionImpl>()
+
+    @Before
+    fun init() {
+        every { netconSession.disconnect() } returns Unit
+        every { netconSession.addDeviceErrorReply(any()) } returns Unit
+        every { netconSession.addDeviceReply(any(), any()) } returns Unit
+    }
+
+    @Test
+    //NetconfReceivedEvent wth DEVICE_UNREGISTERED TYPE should call disconnect() on the NetconfSession
+    fun deviceUnregisteredMessageShouldCallSessionDisconnect() {
+        val netconfSessionListener = NetconfSessionListenerImpl(netconSession)
+        val event: NetconfReceivedEvent = genEventByType(NetconfReceivedEvent.Type.DEVICE_UNREGISTERED)
+        netconfSessionListener.accept(event)
+        verifyAll { netconSession.disconnect() }
+    }
+
+    @Test
+    //NetconfReceivedEvent wth SESSION_CLOSED TYPE should ALSO call disconnect() on the NetconfSession
+    fun sessionClosedMessageShouldCallSesionDisconnect() {
+        val netconfSessionListener = NetconfSessionListenerImpl(netconSession)
+        val event: NetconfReceivedEvent = genEventByType(NetconfReceivedEvent.Type.SESSION_CLOSED)
+        netconfSessionListener.accept(event)
+        verifyAll { netconSession.disconnect() }
+    }
+
+    @Test
+    //NetconfReceivedEvent wth DEVICE_ERROR TYPE should call addDeviceErrorReply() on the NetconfSession
+    //with the event message payload
+    fun deviceErrorMessageShouldCallAddDeviceErrorReply() {
+        val netconfSessionListener = NetconfSessionListenerImpl(netconSession)
+        val event: NetconfReceivedEvent = genEventByType(NetconfReceivedEvent.Type.DEVICE_ERROR)
+        netconfSessionListener.accept(event)
+        verifyAll { netconSession.addDeviceErrorReply(event.messagePayload) }
+    }
+
+    @Test
+    //NetconfReceivedEvent wth DEVICE_REPLY TYPE should call addDeviceReply(messageId, payload) on the NetconfSession
+    fun deviceReplyMessageShouldCallAddDeviceReply() {
+        val netconfSessionListener = NetconfSessionListenerImpl(netconSession)
+        val event: NetconfReceivedEvent = genEventByType(NetconfReceivedEvent.Type.DEVICE_REPLY)
+        netconfSessionListener.accept(event)
+        verifyAll { netconSession.addDeviceReply(event.messageId, event.messagePayload) }
+    }
+
+    /**
+     * Helper to generate {@link NetconfReceivedEvent} object based on the {@link NetconfReceivedEvent.Type}
+     * @param type  {@link NetconfReceivedEvent.Type} of event
+     */
+    private fun genEventByType(type: NetconfReceivedEvent.Type): NetconfReceivedEvent {
+        return NetconfReceivedEvent(
+                type,
+                "messagePayload",
+                "messageId",
+                DeviceInfo()
+        )
+    }
+}
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