1 files changed, 81 insertions, 0 deletions
diff --git a/tests/unit/src/com/android/tv/dvr/DvrDataManagerImplTest.java b/tests/unit/src/com/android/tv/dvr/DvrDataManagerImplTest.java
new file mode 100644
index 00000000..8a5dfabd
--- /dev/null
+++ b/tests/unit/src/com/android/tv/dvr/DvrDataManagerImplTest.java
@@ -0,0 +1,81 @@
+/*
+ * 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.dvr;
+
+import static org.junit.Assert.assertEquals;
+
+import android.os.Build;
+import android.support.test.filters.SdkSuppress;
+import android.support.test.filters.SmallTest;
+import com.android.tv.dvr.data.ScheduledRecording;
+import com.android.tv.testing.dvr.RecordingTestUtils;
+import java.util.ArrayList;
+import java.util.List;
+import org.junit.Test;
+
+/** Tests for {@link DvrDataManagerImpl} */
+@SmallTest
+@SdkSuppress(minSdkVersion = Build.VERSION_CODES.N)
+public class DvrDataManagerImplTest {
+    private static final String INPUT_ID = "input_id";
+    private static final int CHANNEL_ID = 273;
+
+    @Test
+    public void testGetNextScheduledStartTimeAfter() {
+        long id = 1;
+        List<ScheduledRecording> scheduledRecordings = new ArrayList<>();
+        assertNextStartTime(scheduledRecordings, 0L, DvrDataManager.NEXT_START_TIME_NOT_FOUND);
+        scheduledRecordings.add(
+                RecordingTestUtils.createTestRecordingWithIdAndPeriod(
+                        id++, INPUT_ID, CHANNEL_ID, 10L, 20L));
+        assertNextStartTime(scheduledRecordings, 9L, 10L);
+        assertNextStartTime(scheduledRecordings, 10L, DvrDataManager.NEXT_START_TIME_NOT_FOUND);
+        scheduledRecordings.add(
+                RecordingTestUtils.createTestRecordingWithIdAndPeriod(
+                        id++, INPUT_ID, CHANNEL_ID, 20L, 30L));
+        assertNextStartTime(scheduledRecordings, 9L, 10L);
+        assertNextStartTime(scheduledRecordings, 10L, 20L);
+        assertNextStartTime(scheduledRecordings, 20L, DvrDataManager.NEXT_START_TIME_NOT_FOUND);
+        scheduledRecordings.add(
+                RecordingTestUtils.createTestRecordingWithIdAndPeriod(
+                        id++, INPUT_ID, CHANNEL_ID, 30L, 40L));
+        assertNextStartTime(scheduledRecordings, 9L, 10L);
+        assertNextStartTime(scheduledRecordings, 10L, 20L);
+        assertNextStartTime(scheduledRecordings, 20L, 30L);
+        assertNextStartTime(scheduledRecordings, 30L, DvrDataManager.NEXT_START_TIME_NOT_FOUND);
+        scheduledRecordings.clear();
+        scheduledRecordings.add(
+                RecordingTestUtils.createTestRecordingWithIdAndPeriod(
+                        id++, INPUT_ID, CHANNEL_ID, 10L, 20L));
+        scheduledRecordings.add(
+                RecordingTestUtils.createTestRecordingWithIdAndPeriod(
+                        id++, INPUT_ID, CHANNEL_ID, 10L, 20L));
+        scheduledRecordings.add(
+                RecordingTestUtils.createTestRecordingWithIdAndPeriod(
+                        id++, INPUT_ID, CHANNEL_ID, 10L, 20L));
+        assertNextStartTime(scheduledRecordings, 9L, 10L);
+        assertNextStartTime(scheduledRecordings, 10L, DvrDataManager.NEXT_START_TIME_NOT_FOUND);
+    }
+
+    private void assertNextStartTime(
+            List<ScheduledRecording> scheduledRecordings, long startTime, long expected) {
+        assertEquals(
+                "getNextScheduledStartTimeAfter()",
+                expected,
+                DvrDataManagerImpl.getNextStartTimeAfter(scheduledRecordings, startTime));
+    }
+}