/*
 * Copyright (C) 2015 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.tv.data;

import android.content.pm.ResolveInfo;
import android.media.tv.TvInputInfo;
import android.support.test.filters.SmallTest;
import android.util.Pair;

import com.android.tv.testing.ComparatorTester;
import com.android.tv.util.SetupUtils;
import com.android.tv.util.TestUtils;
import com.android.tv.util.TvInputManagerHelper;

import org.junit.Test;
import org.mockito.Matchers;
import org.mockito.Mockito;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;

import java.util.Comparator;
import java.util.LinkedHashMap;

/**
 * Test for {@link TvInputNewComparator}
 */
@SmallTest
public class TvInputNewComparatorTest {
    @Test
    public void testComparator() throws Exception {
        LinkedHashMap<String, Pair<Boolean, Boolean>> inputIdToNewInput = new LinkedHashMap<>();
        inputIdToNewInput.put("2_new_input", new Pair<>(true, false));
        inputIdToNewInput.put("4_new_input", new Pair<>(true, false));
        inputIdToNewInput.put("4_old_input", new Pair<>(false, false));
        inputIdToNewInput.put("0_old_input", new Pair<>(false, true));
        inputIdToNewInput.put("1_old_input", new Pair<>(false, true));
        inputIdToNewInput.put("3_old_input", new Pair<>(false, true));

        SetupUtils setupUtils = Mockito.mock(SetupUtils.class);
        Mockito.when(setupUtils.isNewInput(Matchers.anyString())).thenAnswer(
                new Answer<Boolean>() {
                    @Override
                    public Boolean answer(InvocationOnMock invocation) throws Throwable {
                        String inputId = (String) invocation.getArguments()[0];
                        return inputIdToNewInput.get(inputId).first;
                    }
                }
        );
        Mockito.when(setupUtils.isSetupDone(Matchers.anyString())).thenAnswer(
                new Answer<Boolean>() {
                    @Override
                    public Boolean answer(InvocationOnMock invocation) throws Throwable {
                        String inputId = (String) invocation.getArguments()[0];
                        return inputIdToNewInput.get(inputId).second;
                    }
                }
        );
        TvInputManagerHelper inputManager = Mockito.mock(TvInputManagerHelper.class);
        Mockito.when(inputManager.getDefaultTvInputInfoComparator()).thenReturn(
                new Comparator<TvInputInfo>() {
                    @Override
                    public int compare(TvInputInfo lhs, TvInputInfo rhs) {
                        return lhs.getId().compareTo(rhs.getId());
                    }
                }
        );
        TvInputNewComparator comparator = new TvInputNewComparator(setupUtils, inputManager);
        ComparatorTester<TvInputInfo> comparatorTester =
                ComparatorTester.withoutEqualsTest(comparator);
        ResolveInfo resolveInfo = TestUtils.createResolveInfo("test", "test");
        for (String id : inputIdToNewInput.keySet()) {
            // Put mock resolveInfo to prevent NPE in {@link TvInputInfo#toString}
            TvInputInfo info1 = TestUtils.createTvInputInfo(
                    resolveInfo, id, "test1", TvInputInfo.TYPE_TUNER, false);
            TvInputInfo info2 = TestUtils.createTvInputInfo(
                    resolveInfo, id, "test2", TvInputInfo.TYPE_DISPLAY_PORT, true);
            TvInputInfo info3 = TestUtils.createTvInputInfo(
                    resolveInfo, id, "test", TvInputInfo.TYPE_HDMI, true);
            comparatorTester.addComparableGroup(info1, info2, info3);
        }
        comparatorTester.test();
    }
}