/*
 * Copyright (C) 2018 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.server.wm;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;

import android.app.ActivityOptions;
import android.os.IBinder;
import android.platform.test.annotations.Presubmit;
import android.view.RemoteAnimationAdapter;

import androidx.test.filters.SmallTest;

import com.android.server.AnimationThread;
import com.android.server.testutils.OffsettableClock;
import com.android.server.testutils.TestHandler;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

/**
 * Build/Install/Run:
 *  atest WmTests:PendingRemoteAnimationRegistryTest
 */
@SmallTest
@Presubmit
public class PendingRemoteAnimationRegistryTest {

    @Mock RemoteAnimationAdapter mAdapter;
    @Mock IBinder mLaunchCookie;
    private PendingRemoteAnimationRegistry mRegistry;
    private final OffsettableClock mClock = new OffsettableClock.Stopped();
    private TestHandler mHandler;

    @Before
    public void setUp() throws Exception {
        MockitoAnnotations.initMocks(this);
        AnimationThread.getHandler().runWithScissors(() -> {
            mHandler = new TestHandler(null, mClock);
        }, 0);
        mRegistry = new PendingRemoteAnimationRegistry(new WindowManagerGlobalLock(), mHandler);
    }

    @After
    public void teadDown() {
        AnimationThread.dispose();
    }

    @Test
    public void testOverrideActivityOptions() {
        mRegistry.addPendingAnimation("com.android.test", mAdapter, null /* launchCookie */);
        ActivityOptions opts = ActivityOptions.makeBasic();
        opts = mRegistry.overrideOptionsIfNeeded("com.android.test", opts);
        assertEquals(mAdapter, opts.getRemoteAnimationAdapter());
    }

    @Test
    public void testOverrideActivityOptions_null() {
        mRegistry.addPendingAnimation("com.android.test", mAdapter, null /* launchCookie */);
        final ActivityOptions opts = mRegistry.overrideOptionsIfNeeded("com.android.test", null);
        assertNotNull(opts);
        assertEquals(mAdapter, opts.getRemoteAnimationAdapter());
    }

    @Test
    public void testOverrideLaunchCookie() {
        mRegistry.addPendingAnimation("com.android.test", mAdapter, mLaunchCookie);
        ActivityOptions opts = ActivityOptions.makeBasic();
        opts = mRegistry.overrideOptionsIfNeeded("com.android.test", opts);
        assertNotNull(opts);
        assertEquals(mLaunchCookie, opts.getLaunchCookie());
    }

    @Test
    public void testTimeout() {
        mRegistry.addPendingAnimation("com.android.test", mAdapter, null /* launchCookie */);
        mClock.fastForward(5000);
        mHandler.timeAdvance();
        assertNull(mRegistry.overrideOptionsIfNeeded("com.android.test", null));
    }

    @Test
    public void testTimeout_overridenEntry() {
        mRegistry.addPendingAnimation("com.android.test", mAdapter, null /* launchCookie */);
        mClock.fastForward(2500);
        mHandler.timeAdvance();
        mRegistry.addPendingAnimation("com.android.test", mAdapter, null /* launchCookie */);
        mClock.fastForward(1000);
        mHandler.timeAdvance();
        final ActivityOptions opts = mRegistry.overrideOptionsIfNeeded("com.android.test", null);
        assertEquals(mAdapter, opts.getRemoteAnimationAdapter());
    }
}