Create Helper Classes for WifiTrackerLib

- Create a WifiTrackerBase for the base worker thread

- Create a SavedWifiHelper for the saved Wi-Fi network tracker

Bug: 258542666
Test: manual test
atest -c WifiTrackerBaseTest \
         SavedWifiHelperTest

Change-Id: Ie6b2f5b348367376da96737acdf5b8e65ecaf067

tests/unit/src/com/android/settings/wifi/helper/SavedWifiHelperTest.java

@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2022 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.settings.wifi.helper;
+
+import static org.mockito.Mockito.verify;
+
+import android.content.Context;
+
+import androidx.lifecycle.Lifecycle;
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import com.android.wifitrackerlib.SavedNetworkTracker;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.Spy;
+import org.mockito.junit.MockitoJUnit;
+import org.mockito.junit.MockitoRule;
+
+@RunWith(AndroidJUnit4.class)
+public class SavedWifiHelperTest {
+    static final String TEST_ALIAS = "test_alias";
+
+    @Rule
+    public final MockitoRule mMockitoRule = MockitoJUnit.rule();
+    @Spy
+    final Context mContext = ApplicationProvider.getApplicationContext();
+    @Mock
+    Lifecycle mLifecycle;
+    @Mock
+    SavedNetworkTracker mSaveNetworkTracker;
+
+    SavedWifiHelper mSavedWifiHelper;
+
+    @Before
+    public void setUp() {
+        mSavedWifiHelper = new SavedWifiHelper(mContext, mLifecycle, mSaveNetworkTracker);
+    }
+
+    @Test
+    public void isCertificateInUse_redirectToSavedNetworkTracker() {
+        mSavedWifiHelper.isCertificateInUse(TEST_ALIAS);
+
+        verify(mSaveNetworkTracker).isCertificateRequired(TEST_ALIAS);
+    }
+
+    @Test
+    public void getCertificateNetworkNames_redirectToSavedNetworkTracker() {
+        mSavedWifiHelper.getCertificateNetworkNames(TEST_ALIAS);
+
+        verify(mSaveNetworkTracker).getCertificateRequesterNames(TEST_ALIAS);
+    }
+}

tests/unit/src/com/android/settings/wifi/helper/WifiTrackerBaseTest.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2022 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.settings.wifi.helper;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+
+import android.os.HandlerThread;
+
+import androidx.lifecycle.Lifecycle;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnit;
+import org.mockito.junit.MockitoRule;
+
+@RunWith(AndroidJUnit4.class)
+public class WifiTrackerBaseTest {
+
+    @Rule
+    public final MockitoRule mMockitoRule = MockitoJUnit.rule();
+    @Mock
+    Lifecycle mLifecycle;
+    @Mock
+    HandlerThread mWorkerThread;
+
+    WifiTrackerBase mWifiTrackerBase;
+
+    @Before
+    public void setUp() {
+        mWifiTrackerBase = new WifiTrackerBase(mLifecycle, mWorkerThread);
+    }
+
+    @Test
+    public void constructor_createWorkerThread() {
+        mWifiTrackerBase = new WifiTrackerBase(mLifecycle);
+
+        assertThat(mWifiTrackerBase.mWorkerThread).isNotNull();
+    }
+
+    @Test
+    public void constructor_startWorkerThread() {
+        verify(mWorkerThread).start();
+    }
+
+    @Test
+    public void onDestroy_quitWorkerThread() {
+        mWifiTrackerBase.onDestroy(mock(LifecycleOwner.class));
+
+        verify(mWorkerThread).quit();
+    }
+
+    @Test
+    public void getWorkerThreadHandler_isNotNull() {
+        mWifiTrackerBase = new WifiTrackerBase(mLifecycle);
+
+        assertThat(mWifiTrackerBase.getWorkerThreadHandler()).isNotNull();
+    }
+}