1 files changed, 231 insertions, 0 deletions
diff --git a/tests/unit/src/com/android/tv/dvr/recorder/InputTaskSchedulerTest.java b/tests/unit/src/com/android/tv/dvr/recorder/InputTaskSchedulerTest.java
new file mode 100644
index 00000000..e5c27e2c
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+++ b/tests/unit/src/com/android/tv/dvr/recorder/InputTaskSchedulerTest.java
@@ -0,0 +1,231 @@
+/*
+ * 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.tv.dvr.recorder;
+
+import static android.support.test.InstrumentationRegistry.getContext;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyLong;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.timeout;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.app.AlarmManager;
+import android.media.tv.TvInputInfo;
+import android.os.Build;
+import android.os.Looper;
+import android.os.SystemClock;
+import android.support.test.filters.SdkSuppress;
+import android.support.test.filters.SmallTest;
+
+import com.android.tv.InputSessionManager;
+import com.android.tv.data.Channel;
+import com.android.tv.data.ChannelDataManager;
+import com.android.tv.dvr.DvrManager;
+import com.android.tv.dvr.WritableDvrDataManager;
+import com.android.tv.dvr.data.ScheduledRecording;
+import com.android.tv.dvr.recorder.InputTaskScheduler.RecordingTaskFactory;
+import com.android.tv.testing.FakeClock;
+import com.android.tv.testing.dvr.RecordingTestUtils;
+import com.android.tv.util.Clock;
+import com.android.tv.util.TestUtils;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Tests for {@link InputTaskScheduler}.
+ */
+@SmallTest
+@SdkSuppress(minSdkVersion = Build.VERSION_CODES.N)
+public class InputTaskSchedulerTest {
+    private static final String INPUT_ID = "input_id";
+    private static final int CHANNEL_ID = 1;
+    private static final long LISTENER_TIMEOUT_MS = TimeUnit.SECONDS.toMillis(1);
+    private static final int TUNER_COUNT_ONE = 1;
+    private static final int TUNER_COUNT_TWO = 2;
+    private static final long LOW_PRIORITY = 1;
+    private static final long HIGH_PRIORITY = 2;
+
+    private FakeClock mFakeClock;
+    private InputTaskScheduler mScheduler;
+    @Mock private DvrManager mDvrManager;
+    @Mock private WritableDvrDataManager mDataManager;
+    @Mock private InputSessionManager mSessionManager;
+    @Mock private AlarmManager mMockAlarmManager;
+    @Mock private ChannelDataManager mChannelDataManager;
+    private List<RecordingTask> mRecordingTasks;
+
+    @Before
+    public void setUp() throws Exception {
+        if (Looper.myLooper() == null) {
+            Looper.prepare();
+        }
+        mRecordingTasks = new ArrayList();
+        MockitoAnnotations.initMocks(this);
+        mFakeClock = FakeClock.createWithCurrentTime();
+        TvInputInfo input = createTvInputInfo(TUNER_COUNT_ONE);
+        mScheduler = new InputTaskScheduler(getContext(), input, Looper.myLooper(),
+                mChannelDataManager, mDvrManager, mDataManager, mSessionManager, mFakeClock,
+                new RecordingTaskFactory() {
+                    @Override
+                    public RecordingTask createRecordingTask(ScheduledRecording scheduledRecording,
+                            Channel channel, DvrManager dvrManager,
+                            InputSessionManager sessionManager, WritableDvrDataManager dataManager,
+                            Clock clock) {
+                        RecordingTask task = mock(RecordingTask.class);
+                        when(task.getPriority()).thenReturn(scheduledRecording.getPriority());
+                        when(task.getEndTimeMs()).thenReturn(scheduledRecording.getEndTimeMs());
+                        mRecordingTasks.add(task);
+                        return task;
+                    }
+                });
+    }
+
+    @Test
+    public void testAddSchedule_past() {
+        ScheduledRecording r = RecordingTestUtils.createTestRecordingWithPeriod(INPUT_ID,
+                CHANNEL_ID, 0L, 1L);
+        when(mDataManager.getScheduledRecording(anyLong())).thenReturn(r);
+        mScheduler.handleAddSchedule(r);
+        mScheduler.handleBuildSchedule();
+        verify(mDataManager, timeout((int) LISTENER_TIMEOUT_MS).times(1))
+                .changeState(any(ScheduledRecording.class),
+                        eq(ScheduledRecording.STATE_RECORDING_FAILED));
+    }
+
+    @Test
+    public void testAddSchedule_start() {
+        mScheduler.handleAddSchedule(RecordingTestUtils.createTestRecordingWithPeriod(INPUT_ID,
+                CHANNEL_ID, mFakeClock.currentTimeMillis(),
+                mFakeClock.currentTimeMillis() + TimeUnit.HOURS.toMillis(1)));
+        mScheduler.handleBuildSchedule();
+        verify(mRecordingTasks.get(0), timeout((int) LISTENER_TIMEOUT_MS).times(1)).start();
+    }
+
+    @Test
+    public void testAddSchedule_consecutiveNoStop() {
+        long startTimeMs = mFakeClock.currentTimeMillis();
+        long endTimeMs = startTimeMs + TimeUnit.SECONDS.toMillis(1);
+        long id = 0;
+        mScheduler.handleAddSchedule(
+                RecordingTestUtils.createTestRecordingWithIdAndPriorityAndPeriod(++id, CHANNEL_ID,
+                        LOW_PRIORITY, startTimeMs, endTimeMs));
+        mScheduler.handleBuildSchedule();
+        startTimeMs = endTimeMs;
+        endTimeMs = startTimeMs + TimeUnit.SECONDS.toMillis(1);
+        mScheduler.handleAddSchedule(
+                RecordingTestUtils.createTestRecordingWithIdAndPriorityAndPeriod(++id, CHANNEL_ID,
+                        HIGH_PRIORITY, startTimeMs, endTimeMs));
+        mScheduler.handleBuildSchedule();
+        verify(mRecordingTasks.get(0), timeout((int) LISTENER_TIMEOUT_MS).times(1)).start();
+        // The first schedule should not be stopped because the second one should wait for the end
+        // of the first schedule.
+        SystemClock.sleep(LISTENER_TIMEOUT_MS);
+        verify(mRecordingTasks.get(0), never()).stop();
+    }
+
+    @Test
+    public void testAddSchedule_consecutiveNoFail() {
+        long startTimeMs = mFakeClock.currentTimeMillis();
+        long endTimeMs = startTimeMs + TimeUnit.SECONDS.toMillis(1);
+        long id = 0;
+        when(mDataManager.getScheduledRecording(anyLong())).thenReturn(ScheduledRecording
+                .builder(INPUT_ID, CHANNEL_ID, 0L, 0L).build());
+        mScheduler.handleAddSchedule(
+                RecordingTestUtils.createTestRecordingWithIdAndPriorityAndPeriod(++id, CHANNEL_ID,
+                        HIGH_PRIORITY, startTimeMs, endTimeMs));
+        mScheduler.handleBuildSchedule();
+        startTimeMs = endTimeMs;
+        endTimeMs = startTimeMs + TimeUnit.SECONDS.toMillis(1);
+        mScheduler.handleAddSchedule(
+                RecordingTestUtils.createTestRecordingWithIdAndPriorityAndPeriod(++id, CHANNEL_ID,
+                        LOW_PRIORITY, startTimeMs, endTimeMs));
+        mScheduler.handleBuildSchedule();
+        verify(mRecordingTasks.get(0), timeout((int) LISTENER_TIMEOUT_MS).times(1)).start();
+        SystemClock.sleep(LISTENER_TIMEOUT_MS);
+        verify(mRecordingTasks.get(0), never()).stop();
+        // The second schedule should not fail because it can starts after the first one finishes.
+        SystemClock.sleep(LISTENER_TIMEOUT_MS);
+        verify(mDataManager, never())
+                .changeState(any(ScheduledRecording.class),
+                        eq(ScheduledRecording.STATE_RECORDING_FAILED));
+    }
+
+    @Test
+    public void testAddSchedule_consecutiveUseLessSession() throws Exception {
+        TvInputInfo input = createTvInputInfo(TUNER_COUNT_TWO);
+        mScheduler.updateTvInputInfo(input);
+        long startTimeMs = mFakeClock.currentTimeMillis();
+        long endTimeMs = startTimeMs + TimeUnit.SECONDS.toMillis(1);
+        long id = 0;
+        mScheduler.handleAddSchedule(
+                RecordingTestUtils.createTestRecordingWithIdAndPriorityAndPeriod(++id, CHANNEL_ID,
+                        LOW_PRIORITY, startTimeMs, endTimeMs));
+        mScheduler.handleBuildSchedule();
+        startTimeMs = endTimeMs;
+        endTimeMs = startTimeMs + TimeUnit.SECONDS.toMillis(1);
+        mScheduler.handleAddSchedule(
+                RecordingTestUtils.createTestRecordingWithIdAndPriorityAndPeriod(++id, CHANNEL_ID,
+                        HIGH_PRIORITY, startTimeMs, endTimeMs));
+        mScheduler.handleBuildSchedule();
+        verify(mRecordingTasks.get(0), timeout((int) LISTENER_TIMEOUT_MS).times(1)).start();
+        SystemClock.sleep(LISTENER_TIMEOUT_MS);
+        verify(mRecordingTasks.get(0), never()).stop();
+        // The second schedule should wait until the first one finishes rather than creating a new
+        // session even though there are available tuners.
+        assertTrue(mRecordingTasks.size() == 1);
+    }
+
+    @Test
+    public void testUpdateSchedule_noCancel() {
+        ScheduledRecording r = RecordingTestUtils.createTestRecordingWithPeriod(INPUT_ID,
+                CHANNEL_ID, mFakeClock.currentTimeMillis(),
+                mFakeClock.currentTimeMillis() + TimeUnit.HOURS.toMillis(1));
+        mScheduler.handleAddSchedule(r);
+        mScheduler.handleBuildSchedule();
+        mScheduler.handleUpdateSchedule(r);
+        SystemClock.sleep(LISTENER_TIMEOUT_MS);
+        verify(mRecordingTasks.get(0), never()).cancel();
+    }
+
+    @Test
+    public void testUpdateSchedule_cancel() {
+        ScheduledRecording r = RecordingTestUtils.createTestRecordingWithPeriod(INPUT_ID,
+                CHANNEL_ID, mFakeClock.currentTimeMillis(),
+                mFakeClock.currentTimeMillis() + TimeUnit.HOURS.toMillis(2));
+        mScheduler.handleAddSchedule(r);
+        mScheduler.handleBuildSchedule();
+        mScheduler.handleUpdateSchedule(ScheduledRecording.buildFrom(r)
+                .setStartTimeMs(mFakeClock.currentTimeMillis() + TimeUnit.HOURS.toMillis(1))
+                .build());
+        verify(mRecordingTasks.get(0), timeout((int) LISTENER_TIMEOUT_MS).times(1)).cancel();
+    }
+
+    private TvInputInfo createTvInputInfo(int tunerCount) throws Exception {
+        return TestUtils.createTvInputInfo(null, null, null, 0, false, true, tunerCount);
+    }
+}