1 files changed, 422 insertions, 0 deletions
diff --git a/tests/src/com/android/ims/FeatureConnectorTest.java b/tests/src/com/android/ims/FeatureConnectorTest.java
new file mode 100644
index 00000000..e560ae66
--- /dev/null
+++ b/tests/src/com/android/ims/FeatureConnectorTest.java
@@ -0,0 +1,422 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * 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 com.android.ims;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.os.IBinder;
+import android.telephony.ims.ImsService;
+import android.telephony.ims.aidl.IImsConfig;
+import android.telephony.ims.aidl.IImsRegistration;
+import android.telephony.ims.aidl.ISipTransport;
+import android.telephony.ims.feature.ImsFeature;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.filters.SmallTest;
+
+import com.android.ims.internal.IImsServiceFeatureCallback;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RunWith(AndroidJUnit4.class)
+public class FeatureConnectorTest extends ImsTestBase {
+
+    private static class TestFeatureConnection extends FeatureConnection {
+
+        public TestFeatureConnection(Context context, int slotId, IImsConfig c,
+                IImsRegistration r, ISipTransport s) {
+            super(context, slotId, c, r, s);
+        }
+
+        @Override
+        protected Integer retrieveFeatureState() {
+            return null;
+        }
+
+        @Override
+        protected void onFeatureCapabilitiesUpdated(long capabilities) {
+        }
+    }
+
+    private static class TestManager implements FeatureUpdates {
+
+        public IImsServiceFeatureCallback callback;
+        public TestFeatureConnection connection;
+        private Context mContext;
+        private int mPhoneId;
+
+
+        public TestManager(Context context, int phoneId) {
+            mContext = context;
+            mPhoneId = phoneId;
+        }
+
+        @Override
+        public void registerFeatureCallback(int slotId, IImsServiceFeatureCallback cb) {
+            callback = cb;
+        }
+
+        @Override
+        public void unregisterFeatureCallback(IImsServiceFeatureCallback cb) {
+            callback = null;
+        }
+
+        @Override
+        public void associate(ImsFeatureContainer c) {
+            connection = new TestFeatureConnection(mContext, mPhoneId, c.imsConfig,
+                    c.imsRegistration, c.sipTransport);
+            connection.setBinder(c.imsFeature);
+        }
+
+        @Override
+        public void invalidate() {
+            connection = null;
+        }
+
+        @Override
+        public void updateFeatureState(int state) {
+            assertNotNull(connection);
+            connection.updateFeatureState(state);
+        }
+
+        @Override
+        public void updateFeatureCapabilities(long capabilities) {
+            connection.updateFeatureCapabilities(capabilities);
+        }
+    }
+
+    private FeatureConnector<TestManager> mFeatureConnector;
+    private TestManager mTestManager;
+    @Mock private FeatureConnector.Listener<TestManager> mListener;
+    @Mock private IBinder feature;
+    @Mock private IImsRegistration reg;
+    @Mock private IImsConfig config;
+    @Mock private ISipTransport transport;
+
+    private static final int PHONE_ID = 1;
+    private static final long TEST_CAPS = ImsService.CAPABILITY_EMERGENCY_OVER_MMTEL;
+
+    @Before
+    public void setUp() throws Exception {
+        super.setUp();
+        setImsSupportedFeature(true);
+        mTestManager = new TestManager(mContext, PHONE_ID);
+        when(feature.isBinderAlive()).thenReturn(true);
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        super.tearDown();
+    }
+
+    @Test
+    @SmallTest
+    public void testConnect() throws Exception {
+        createFeatureConnector();
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        assertNotNull(mTestManager.connection);
+        assertEquals(TEST_CAPS, mTestManager.connection.getFeatureCapabilties());
+        verify(mListener, never()).connectionReady(any());
+        verify(mListener, never()).connectionUnavailable(anyInt());
+
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+    }
+
+    @Test
+    @SmallTest
+    public void testConnectNotSupported() {
+        createFeatureConnector();
+        // set not supported
+        setImsSupportedFeature(false);
+
+        mFeatureConnector.connect();
+        assertNull("connect should not the callback registration if not supported",
+                mTestManager.callback);
+        verify(mListener).connectionUnavailable(
+                FeatureConnector.UNAVAILABLE_REASON_IMS_UNSUPPORTED);
+    }
+
+    @Test
+    @SmallTest
+    public void testConnectReadyNotReady() throws Exception {
+        createFeatureConnector();
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_UNAVAILABLE);
+        assertNotNull("When not ready, the callback should still be registered",
+                mTestManager.callback);
+        assertNotNull("Do not invalidate the connection if not ready", mTestManager.connection);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener).connectionUnavailable(FeatureConnector.UNAVAILABLE_REASON_NOT_READY);
+    }
+
+    @Test
+    @SmallTest
+    public void testConnectReadyAndInitializing() throws Exception {
+        ArrayList<Integer> filterList = new ArrayList<>();
+        filterList.add(ImsFeature.STATE_READY);
+        filterList.add(ImsFeature.STATE_INITIALIZING);
+        createFeatureConnector(filterList);
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        verify(mListener, never()).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_INITIALIZING);
+        assertNotNull("When not ready, the callback should still be registered",
+                mTestManager.callback);
+        assertNotNull("Do not invalidate the connection if not ready", mTestManager.connection);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        assertNotNull("When not ready, the callback should still be registered",
+                mTestManager.callback);
+        assertNotNull("Do not invalidate the connection if not ready", mTestManager.connection);
+        // Should not notify ready multiple times
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+    }
+
+    @Test
+    @SmallTest
+    public void testConnectReadyAndUnavailable() throws Exception {
+        ArrayList<Integer> filterList = new ArrayList<>();
+        filterList.add(ImsFeature.STATE_READY);
+        filterList.add(ImsFeature.STATE_INITIALIZING);
+        filterList.add(ImsFeature.STATE_UNAVAILABLE);
+        createFeatureConnector(filterList);
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_UNAVAILABLE);
+        assertNotNull("When not ready, the callback should still be registered",
+                mTestManager.callback);
+        assertNotNull("Do not invalidate the connection if not ready", mTestManager.connection);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_INITIALIZING);
+        assertNotNull("When not ready, the callback should still be registered",
+                mTestManager.callback);
+        assertNotNull("Do not invalidate the connection if not ready", mTestManager.connection);
+        // Should not notify ready multiple times
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        // Should not notify ready multiple times
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+    }
+
+    @Test
+    @SmallTest
+    public void testCantConnectToServer() throws Exception {
+        ArrayList<Integer> filterList = new ArrayList<>();
+        filterList.add(ImsFeature.STATE_READY);
+        filterList.add(ImsFeature.STATE_INITIALIZING);
+        filterList.add(ImsFeature.STATE_UNAVAILABLE);
+        createFeatureConnector(filterList);
+
+        mFeatureConnector.connect();
+        mTestManager.callback.imsFeatureRemoved(
+                FeatureConnector.UNAVAILABLE_REASON_SERVER_UNAVAILABLE);
+        verify(mListener).connectionUnavailable(
+                FeatureConnector.UNAVAILABLE_REASON_SERVER_UNAVAILABLE);
+
+        // Clear callback and ensure that the second connect tries to register a callback.
+        mTestManager.registerFeatureCallback(PHONE_ID, null);
+        mFeatureConnector.connect();
+        assertNotNull("The register request should happen the second time as well.",
+                mTestManager.callback);
+        mTestManager.callback.imsFeatureRemoved(
+                FeatureConnector.UNAVAILABLE_REASON_SERVER_UNAVAILABLE);
+        // In the special case that UNAVAILABLE_REASON_SERVER_UNAVAILABLE is returned, we should get
+        // an unavailable callback every time because it will require connect to be called again.
+        verify(mListener,times(2)).connectionUnavailable(
+                FeatureConnector.UNAVAILABLE_REASON_SERVER_UNAVAILABLE);
+    }
+
+    @Test
+    @SmallTest
+    public void testConnectReadyRemovedReady() throws Exception {
+        createFeatureConnector();
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener, never()).connectionUnavailable(anyInt());
+
+        mTestManager.callback.imsFeatureRemoved(FeatureConnector.UNAVAILABLE_REASON_DISCONNECTED);
+        assertNotNull("When not ready, the callback should still be registered",
+                mTestManager.callback);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener).connectionUnavailable(FeatureConnector.UNAVAILABLE_REASON_DISCONNECTED);
+
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        verify(mListener, times(2)).connectionReady(mTestManager);
+        verify(mListener).connectionUnavailable(FeatureConnector.UNAVAILABLE_REASON_DISCONNECTED);
+    }
+
+    @Test
+    @SmallTest
+    public void testConnectDisconnect() throws Exception {
+        createFeatureConnector();
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        IImsServiceFeatureCallback oldCb = mTestManager.callback;
+        TestFeatureConnection testFc = mTestManager.connection;
+
+        mFeatureConnector.disconnect();
+        assertNull(mTestManager.callback);
+        assertNull(mTestManager.connection);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener).connectionUnavailable(FeatureConnector.UNAVAILABLE_REASON_DISCONNECTED);
+
+        // make sure status/caps updates do not trigger more events after disconnect
+        oldCb.imsStatusChanged(ImsFeature.STATE_READY);
+        oldCb.imsStatusChanged(ImsFeature.STATE_UNAVAILABLE);
+        oldCb.updateCapabilities(0);
+        assertEquals(TEST_CAPS, testFc.getFeatureCapabilties());
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener).connectionUnavailable(FeatureConnector.UNAVAILABLE_REASON_DISCONNECTED);
+    }
+
+    @Test
+    @SmallTest
+    public void testConnectDisconnectConnect() throws Exception {
+        createFeatureConnector();
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+
+        mFeatureConnector.disconnect();
+        assertNull(mTestManager.callback);
+        assertNull(mTestManager.connection);
+        verify(mListener).connectionReady(mTestManager);
+        verify(mListener).connectionUnavailable(FeatureConnector.UNAVAILABLE_REASON_DISCONNECTED);
+
+        mFeatureConnector.connect();
+        assertNotNull(mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        assertNotNull(mTestManager.connection);
+        verify(mListener, times(2)).connectionReady(mTestManager);
+        verify(mListener).connectionUnavailable(FeatureConnector.UNAVAILABLE_REASON_DISCONNECTED);
+    }
+
+    @Test
+    @SmallTest
+    public void testUpdateCapabilities() throws Exception {
+        createFeatureConnector();
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        assertEquals(TEST_CAPS, mTestManager.connection.getFeatureCapabilties());
+        mTestManager.callback.updateCapabilities(0);
+        assertEquals(0, mTestManager.connection.getFeatureCapabilties());
+    }
+
+    @Test
+    @SmallTest
+    public void testUpdateStatus() throws Exception {
+        createFeatureConnector();
+        mFeatureConnector.connect();
+        assertNotNull("connect should trigger the callback registration", mTestManager.callback);
+        // simulate callback from ImsResolver
+        mTestManager.callback.imsFeatureCreated(createContainer());
+        mTestManager.callback.imsStatusChanged(ImsFeature.STATE_READY);
+        assertEquals(ImsFeature.STATE_READY, mTestManager.connection.getFeatureState());
+    }
+
+    private void setImsSupportedFeature(boolean isSupported) {
+        if(isSupported) {
+            mContextFixture.addSystemFeature(PackageManager.FEATURE_TELEPHONY_IMS);
+        } else {
+            mContextFixture.removeSystemFeature(PackageManager.FEATURE_TELEPHONY_IMS);
+        }
+    }
+
+    private ImsFeatureContainer createContainer() {
+        ImsFeatureContainer c =  new ImsFeatureContainer(feature, config, reg, transport,
+                TEST_CAPS);
+        c.setState(ImsFeature.STATE_UNAVAILABLE);
+        return c;
+    }
+
+    private void createFeatureConnector() {
+        ArrayList<Integer> filter = new ArrayList<>();
+        filter.add(ImsFeature.STATE_READY);
+        createFeatureConnector(filter);
+    }
+
+    private void createFeatureConnector(List<Integer> featureReadyFilter) {
+        mFeatureConnector = new FeatureConnector<>(mContext, PHONE_ID,
+                (c, p) -> mTestManager, "Test", featureReadyFilter, mListener, Runnable::run);
+    }
+}