Add test coverage for CarKeyguardViewController

Bug: 153659489
Test: Unit Tests
Change-Id: Iaebf95d902ba29cbe06fa9571f8a3d63629dd043

packages/CarSystemUI/src/com/android/systemui/car/keyguard/CarKeyguardViewController.java

@@ -26,6 +26,8 @@ import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewRootImpl;
 
+import androidx.annotation.VisibleForTesting;
+
 import com.android.internal.widget.LockPatternUtils;
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.keyguard.KeyguardViewController;
@@ -332,6 +334,11 @@ public class CarKeyguardViewController extends OverlayViewController implements
         getLayout().setVisibility(View.INVISIBLE);
     }
 
+    @VisibleForTesting
+    void setKeyguardBouncer(KeyguardBouncer keyguardBouncer) {
+        mBouncer = keyguardBouncer;
+    }
+
     private void revealKeyguardIfBouncerPrepared() {
         int reattemptDelayMillis = 50;
         Runnable revealKeyguard = () -> {

packages/CarSystemUI/tests/src/com/android/systemui/car/keyguard/CarKeyguardViewControllerTest.java

@@ -0,0 +1,209 @@
+/*
+ * 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.systemui.car.keyguard;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.anyBoolean;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.os.Handler;
+import android.testing.AndroidTestingRunner;
+import android.testing.TestableLooper;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.android.internal.widget.LockPatternUtils;
+import com.android.keyguard.KeyguardUpdateMonitor;
+import com.android.keyguard.ViewMediatorCallback;
+import com.android.systemui.R;
+import com.android.systemui.SysuiTestCase;
+import com.android.systemui.car.CarServiceProvider;
+import com.android.systemui.keyguard.DismissCallbackRegistry;
+import com.android.systemui.navigationbar.car.CarNavigationBarController;
+import com.android.systemui.plugins.FalsingManager;
+import com.android.systemui.statusbar.phone.BiometricUnlockController;
+import com.android.systemui.statusbar.phone.KeyguardBouncer;
+import com.android.systemui.statusbar.phone.KeyguardBypassController;
+import com.android.systemui.statusbar.policy.KeyguardStateController;
+import com.android.systemui.window.OverlayViewGlobalStateController;
+import com.android.systemui.window.SystemUIOverlayWindowController;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+@RunWith(AndroidTestingRunner.class)
+@TestableLooper.RunWithLooper
+public class CarKeyguardViewControllerTest extends SysuiTestCase {
+
+    private TestableCarKeyguardViewController mCarKeyguardViewController;
+    private OverlayViewGlobalStateController mOverlayViewGlobalStateController;
+    private ViewGroup mBaseLayout;
+
+    @Mock
+    private KeyguardBouncer mBouncer;
+    @Mock
+    private CarNavigationBarController mCarNavigationBarController;
+    @Mock
+    private SystemUIOverlayWindowController mSystemUIOverlayWindowController;
+    @Mock
+    private CarKeyguardViewController.OnKeyguardCancelClickedListener mCancelClickedListener;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mOverlayViewGlobalStateController = new OverlayViewGlobalStateController(
+                mCarNavigationBarController, mSystemUIOverlayWindowController);
+        mBaseLayout = (ViewGroup) LayoutInflater.from(mContext).inflate(
+                R.layout.sysui_overlay_window, /* root= */ null);
+        when(mSystemUIOverlayWindowController.getBaseLayout()).thenReturn(mBaseLayout);
+
+        mCarKeyguardViewController = new TestableCarKeyguardViewController(
+                mContext,
+                Handler.getMain(),
+                mock(CarServiceProvider.class),
+                mOverlayViewGlobalStateController,
+                mock(KeyguardStateController.class),
+                mock(KeyguardUpdateMonitor.class),
+                mock(BiometricUnlockController.class),
+                mock(ViewMediatorCallback.class),
+                mock(CarNavigationBarController.class),
+                mock(LockPatternUtils.class),
+                mock(DismissCallbackRegistry.class),
+                mock(FalsingManager.class),
+                mock(KeyguardBypassController.class)
+        );
+    }
+
+    @Test
+    public void onShow_bouncerIsSecure_showsBouncerWithSecuritySelectionReset() {
+        when(mBouncer.isSecure()).thenReturn(true);
+        mCarKeyguardViewController.show(/* options= */ null);
+
+        verify(mBouncer).show(/* resetSecuritySelection= */ true);
+    }
+
+    @Test
+    public void onShow_bouncerIsSecure_keyguardIsVisible() {
+        when(mBouncer.isSecure()).thenReturn(true);
+        mCarKeyguardViewController.show(/* options= */ null);
+
+        assertThat(mBaseLayout.findViewById(R.id.keyguard_container).getVisibility()).isEqualTo(
+                View.VISIBLE);
+    }
+
+    @Test
+    public void onShow_bouncerNotSecure_hidesBouncerAndDestroysTheView() {
+        when(mBouncer.isSecure()).thenReturn(false);
+        mCarKeyguardViewController.show(/* options= */ null);
+
+        verify(mBouncer).hide(/* destroyView= */ true);
+    }
+
+    @Test
+    public void onShow_bouncerNotSecure_keyguardIsNotVisible() {
+        when(mBouncer.isSecure()).thenReturn(false);
+        mCarKeyguardViewController.show(/* options= */ null);
+
+        assertThat(mBaseLayout.findViewById(R.id.keyguard_container).getVisibility()).isEqualTo(
+                View.GONE);
+    }
+
+    @Test
+    public void onHide_keyguardShowing_hidesBouncerAndDestroysTheView() {
+        when(mBouncer.isSecure()).thenReturn(true);
+        mCarKeyguardViewController.show(/* options= */ null);
+        mCarKeyguardViewController.hide(/* startTime= */ 0, /* fadeoutDelay= */ 0);
+
+        verify(mBouncer).hide(/* destroyView= */ true);
+    }
+
+    @Test
+    public void onHide_keyguardNotShown_doesNotHideOrDestroyBouncer() {
+        mCarKeyguardViewController.hide(/* startTime= */ 0, /* fadeoutDelay= */ 0);
+
+        verify(mBouncer, never()).hide(anyBoolean());
+    }
+
+    @Test
+    public void onHide_KeyguardNotVisible() {
+        when(mBouncer.isSecure()).thenReturn(true);
+        mCarKeyguardViewController.show(/* options= */ null);
+        mCarKeyguardViewController.hide(/* startTime= */ 0, /* fadeoutDelay= */ 0);
+
+        assertThat(mBaseLayout.findViewById(R.id.keyguard_container).getVisibility()).isEqualTo(
+                View.GONE);
+    }
+
+    @Test
+    public void onCancelClicked_callsCancelClickedListener() {
+        when(mBouncer.isSecure()).thenReturn(true);
+        mCarKeyguardViewController.show(/* options= */ null);
+        mCarKeyguardViewController.registerOnKeyguardCancelClickedListener(mCancelClickedListener);
+        mCarKeyguardViewController.onCancelClicked();
+
+        verify(mCancelClickedListener).onCancelClicked();
+    }
+
+    @Test
+    public void onCancelClicked_hidesBouncerAndDestroysTheView() {
+        when(mBouncer.isSecure()).thenReturn(true);
+        mCarKeyguardViewController.show(/* options= */ null);
+        mCarKeyguardViewController.registerOnKeyguardCancelClickedListener(mCancelClickedListener);
+        mCarKeyguardViewController.onCancelClicked();
+
+        verify(mBouncer).hide(/* destroyView= */ true);
+    }
+
+    private class TestableCarKeyguardViewController extends CarKeyguardViewController {
+
+        TestableCarKeyguardViewController(Context context,
+                Handler mainHandler,
+                CarServiceProvider carServiceProvider,
+                OverlayViewGlobalStateController overlayViewGlobalStateController,
+                KeyguardStateController keyguardStateController,
+                KeyguardUpdateMonitor keyguardUpdateMonitor,
+                BiometricUnlockController biometricUnlockController,
+                ViewMediatorCallback viewMediatorCallback,
+                CarNavigationBarController carNavigationBarController,
+                LockPatternUtils lockPatternUtils,
+                DismissCallbackRegistry dismissCallbackRegistry,
+                FalsingManager falsingManager,
+                KeyguardBypassController keyguardBypassController) {
+            super(context, mainHandler, carServiceProvider, overlayViewGlobalStateController,
+                    keyguardStateController, keyguardUpdateMonitor, biometricUnlockController,
+                    viewMediatorCallback, carNavigationBarController, lockPatternUtils,
+                    dismissCallbackRegistry, falsingManager, keyguardBypassController);
+        }
+
+        @Override
+        public void onFinishInflate() {
+            super.onFinishInflate();
+            setKeyguardBouncer(CarKeyguardViewControllerTest.this.mBouncer);
+        }
+    }
+
+}