Consolidate all wrappers used for testing.

- Add the wrapper package and move all wrappers to the wrapper package.
- Get rid of some wrapper interface/impl implementation and have a
wrapper class directly.

Bug: 65634579
Test: make RunSettingsRoboTests
Change-Id: Ic757d8f7bacfa7a034c7e692205bc1dc4b0e1de1

src/com/android/settings/password/FingerprintManagerWrapper.java

@@ -1,67 +0,0 @@
-/*
- * Copyright (C) 2016 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.password;
-
-import android.annotation.NonNull;
-import android.hardware.fingerprint.FingerprintManager;
-import android.hardware.fingerprint.FingerprintManager.EnrollmentCallback;
-import android.os.CancellationSignal;
-
-import com.android.internal.util.Preconditions;
-
-/**
- * Wrapper of {@link FingerprintManager}. Workaround for roboelectic testing. See
- * {@link IFingerprintManager} for details.
- */
-public class FingerprintManagerWrapper implements IFingerprintManager {
-    private @NonNull FingerprintManager mFingerprintManager;
-
-    public FingerprintManagerWrapper(@NonNull FingerprintManager fingerprintManager) {
-        Preconditions.checkNotNull(fingerprintManager);
-        mFingerprintManager = fingerprintManager;
-    }
-
-    @Override
-    public boolean isHardwareDetected() {
-        return mFingerprintManager.isHardwareDetected();
-    }
-
-    @Override
-    public boolean hasEnrolledFingerprints(int userId) {
-        return mFingerprintManager.hasEnrolledFingerprints(userId);
-    }
-
-    @Override
-    public long preEnroll() {
-        return mFingerprintManager.preEnroll();
-    }
-
-    @Override
-    public void setActiveUser(int userId) {
-        mFingerprintManager.setActiveUser(userId);
-    }
-
-    @Override
-    public void enroll(
-            byte[] token,
-            CancellationSignal cancel,
-            int flags,
-            int userId,
-            EnrollmentCallback callback) {
-        mFingerprintManager.enroll(token, cancel, flags, userId, callback);
-    }
-}

src/com/android/settings/password/IFingerprintManager.java

@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2016 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.password;
-
-import android.hardware.fingerprint.FingerprintManager.EnrollmentCallback;
-import android.os.CancellationSignal;
-
-/**
- * This is the workaround to allow us test {@link SetNewPasswordController} which uses a new hidden
- * API {@link android.hardware.fingerprint.FingerprintManager#hasEnrolledFingerprints(int)} that
- * roboelectric does not support yet. Having roboelectic to support latest platform API is tracked
- * in b/30995831.
- */
-public interface IFingerprintManager {
-    boolean isHardwareDetected();
-
-    boolean hasEnrolledFingerprints(int userId);
-
-    long preEnroll();
-
-    void setActiveUser(int userId);
-
-    void enroll(byte [] token, CancellationSignal cancel, int flags,
-            int userId, EnrollmentCallback callback);
-}

src/com/android/settings/password/SetNewPasswordController.java

@@ -36,6 +36,7 @@ import android.os.UserManager;
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.settings.Utils;
+import com.android.settings.wrapper.FingerprintManagerWrapper;
 
 /**
  * Business logic for {@link SetNewPasswordActivity}.
@@ -56,7 +57,7 @@ final class SetNewPasswordController {
      */
     private final int mTargetUserId;
     private final PackageManager mPackageManager;
-    @Nullable private final IFingerprintManager mFingerprintManager;
+    @Nullable private final FingerprintManagerWrapper mFingerprintManager;
     private final DevicePolicyManager mDevicePolicyManager;
     private final Ui mUi;
 
@@ -77,7 +78,7 @@ final class SetNewPasswordController {
         }
         // Create a wrapper of FingerprintManager for testing, see IFingerPrintManager for details.
         final FingerprintManager fingerprintManager = Utils.getFingerprintManagerOrNull(context);
-        final IFingerprintManager fingerprintManagerWrapper =
+        final FingerprintManagerWrapper fingerprintManagerWrapper =
                 fingerprintManager == null
                         ? null
                         : new FingerprintManagerWrapper(fingerprintManager);
@@ -91,7 +92,7 @@ final class SetNewPasswordController {
     SetNewPasswordController(
             int targetUserId,
             PackageManager packageManager,
-            IFingerprintManager fingerprintManager,
+            FingerprintManagerWrapper fingerprintManager,
             DevicePolicyManager devicePolicyManager,
             Ui ui) {
         mTargetUserId = targetUserId;