Remove the timestamps of last day for battery level chart if last day has less than 2 hours data.
Test: make RunSettingsRoboTests
Bug: 256525782
Change-Id: I3f735f8f3ec10b2952b93111f0243e44117ff58a
diff --git a/src/com/android/settings/fuelgauge/batteryusage/DataProcessor.java b/src/com/android/settings/fuelgauge/batteryusage/DataProcessor.java
index b9c3a6f..86533ba 100644
--- a/src/com/android/settings/fuelgauge/batteryusage/DataProcessor.java
+++ b/src/com/android/settings/fuelgauge/batteryusage/DataProcessor.java
@@ -67,6 +67,7 @@
private static final int MAX_DIFF_SECONDS_OF_UPPER_TIMESTAMP = 5;
// Maximum total time value for each hourly slot cumulative data at most 2 hours.
private static final float TOTAL_HOURLY_TIME_THRESHOLD = DateUtils.HOUR_IN_MILLIS * 2;
+ private static final long MIN_TIME_SLOT = DateUtils.HOUR_IN_MILLIS * 2;
private static final Map<String, BatteryHistEntry> EMPTY_BATTERY_MAP = new HashMap<>();
private static final BatteryHistEntry EMPTY_BATTERY_HIST_ENTRY =
new BatteryHistEntry(new ContentValues());
@@ -270,13 +271,31 @@
}
final long startTime = timestampList.get(0);
final long endTime = timestampList.get(timestampList.size() - 1);
+ // If the timestamp diff is smaller than MIN_TIME_SLOT, returns the empty list directly.
+ if (endTime - startTime < MIN_TIME_SLOT) {
+ return dailyTimestampList;
+ }
long nextDay = getTimestampOfNextDay(startTime);
- dailyTimestampList.add(startTime);
+ // Only if the timestamp diff in the first day is bigger than MIN_TIME_SLOT, start from the
+ // first day. Otherwise, start from the second day.
+ if (nextDay - startTime >= MIN_TIME_SLOT) {
+ dailyTimestampList.add(startTime);
+ }
while (nextDay < endTime) {
dailyTimestampList.add(nextDay);
nextDay += DateUtils.DAY_IN_MILLIS;
}
- dailyTimestampList.add(endTime);
+ final long lastDailyTimestamp = dailyTimestampList.get(dailyTimestampList.size() - 1);
+ // Only if the timestamp diff in the last day is bigger than MIN_TIME_SLOT, add the
+ // last day.
+ if (endTime - lastDailyTimestamp >= MIN_TIME_SLOT) {
+ dailyTimestampList.add(endTime);
+ }
+ // The dailyTimestampList must have the start and end timestamp, otherwise, return an empty
+ // list.
+ if (dailyTimestampList.size() < MIN_TIMESTAMP_DATA_SIZE) {
+ return new ArrayList<>();
+ }
return dailyTimestampList;
}
@@ -721,7 +740,7 @@
final List<Long> hourlyTimestampsPerDay = new ArrayList<>();
while (currentTimestamp <= dailyEndTimestamp) {
hourlyTimestampsPerDay.add(currentTimestamp);
- currentTimestamp += 2 * DateUtils.HOUR_IN_MILLIS;
+ currentTimestamp += MIN_TIME_SLOT;
}
hourlyTimestamps.add(hourlyTimestampsPerDay);
}
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/DataProcessorTest.java b/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/DataProcessorTest.java
index df9d865..7ac8fde 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/DataProcessorTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/DataProcessorTest.java
@@ -329,6 +329,18 @@
public void getDailyTimestamps_notEnoughData_returnEmptyList() {
assertThat(DataProcessor.getDailyTimestamps(new ArrayList<>())).isEmpty();
assertThat(DataProcessor.getDailyTimestamps(List.of(100L))).isEmpty();
+ assertThat(DataProcessor.getDailyTimestamps(List.of(100L, 5400000L))).isEmpty();
+ }
+
+ @Test
+ public void getDailyTimestamps_OneHourDataPerDay_returnEmptyList() {
+ // Timezone GMT+8
+ final List<Long> timestamps = List.of(
+ 1641049200000L, // 2022-01-01 23:00:00
+ 1641052800000L, // 2022-01-02 00:00:00
+ 1641056400000L // 2022-01-02 01:00:00
+ );
+ assertThat(DataProcessor.getDailyTimestamps(timestamps)).isEmpty();
}
@Test
@@ -353,14 +365,33 @@
public void getDailyTimestamps_MultipleDaysData_returnExpectedList() {
// Timezone GMT+8
final List<Long> timestamps = List.of(
- 1640988000000L, // 2022-01-01 06:00:00
+ 1641045600000L, // 2022-01-01 22:00:00
+ 1641060000000L, // 2022-01-02 02:00:00
+ 1641160800000L, // 2022-01-03 06:00:00
+ 1641232800000L // 2022-01-04 02:00:00
+ );
+
+ final List<Long> expectedTimestamps = List.of(
+ 1641045600000L, // 2022-01-01 22:00:00
+ 1641052800000L, // 2022-01-02 00:00:00
+ 1641139200000L, // 2022-01-03 00:00:00
+ 1641225600000L, // 2022-01-04 00:00:00
+ 1641232800000L // 2022-01-04 02:00:00
+ );
+ assertThat(DataProcessor.getDailyTimestamps(timestamps)).isEqualTo(expectedTimestamps);
+ }
+
+ @Test
+ public void getDailyTimestamps_FirstDayOneHourData_returnExpectedList() {
+ // Timezone GMT+8
+ final List<Long> timestamps = List.of(
+ 1641049200000L, // 2022-01-01 23:00:00
1641060000000L, // 2022-01-02 02:00:00
1641160800000L, // 2022-01-03 06:00:00
1641254400000L // 2022-01-04 08:00:00
);
final List<Long> expectedTimestamps = List.of(
- 1640988000000L, // 2022-01-01 06:00:00
1641052800000L, // 2022-01-02 00:00:00
1641139200000L, // 2022-01-03 00:00:00
1641225600000L, // 2022-01-04 00:00:00
@@ -370,6 +401,44 @@
}
@Test
+ public void getDailyTimestamps_LastDayNoData_returnExpectedList() {
+ // Timezone GMT+8
+ final List<Long> timestamps = List.of(
+ 1640988000000L, // 2022-01-01 06:00:00
+ 1641060000000L, // 2022-01-02 02:00:00
+ 1641160800000L, // 2022-01-03 06:00:00
+ 1641225600000L // 2022-01-04 00:00:00
+ );
+
+ final List<Long> expectedTimestamps = List.of(
+ 1640988000000L, // 2022-01-01 06:00:00
+ 1641052800000L, // 2022-01-02 00:00:00
+ 1641139200000L, // 2022-01-03 00:00:00
+ 1641225600000L // 2022-01-04 00:00:00
+ );
+ assertThat(DataProcessor.getDailyTimestamps(timestamps)).isEqualTo(expectedTimestamps);
+ }
+
+ @Test
+ public void getDailyTimestamps_LastDayOneHourData_returnExpectedList() {
+ // Timezone GMT+8
+ final List<Long> timestamps = List.of(
+ 1640988000000L, // 2022-01-01 06:00:00
+ 1641060000000L, // 2022-01-02 02:00:00
+ 1641160800000L, // 2022-01-03 06:00:00
+ 1641229200000L // 2022-01-04 01:00:00
+ );
+
+ final List<Long> expectedTimestamps = List.of(
+ 1640988000000L, // 2022-01-01 06:00:00
+ 1641052800000L, // 2022-01-02 00:00:00
+ 1641139200000L, // 2022-01-03 00:00:00
+ 1641225600000L // 2022-01-04 00:00:00
+ );
+ assertThat(DataProcessor.getDailyTimestamps(timestamps)).isEqualTo(expectedTimestamps);
+ }
+
+ @Test
public void isFromFullCharge_emptyData_returnFalse() {
assertThat(DataProcessor.isFromFullCharge(null)).isFalse();
assertThat(DataProcessor.isFromFullCharge(new HashMap<>())).isFalse();