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Code Releases Activity

Fixed crash if a transfer rate between 1 and 7 b/s was displayed.

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This commit is contained in:
Felix Ableitner 2015-06-17 15:53:50 +02:00
parent 74c148b790
commit 1786c6286d
2 changed files with 17 additions and 2 deletions
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9
src/androidTest/java/com/nutomic/syncthingandroid/test/syncthing/RestApiTest.java
View file

@ -91,6 +91,15 @@ public class RestApiTest extends AndroidTestCase {
assertEquals("1 GiB/s", RestApi.readableTransferRate(getContext(), 8589934592L));
}
@SmallTest
public void testConvertNotCrashing() {
long[] values = new long[]{-1, 0, 1, 2, 4, 8, 16, 1024, 2^10, 2^15, 2^20, 2^25, 2^30};
for (long l : values) {
assertNotSame("", RestApi.readableFileSize(getContext(), l));
assertNotSame("", RestApi.readableTransferRate(getContext(), l));
}
}
@MediumTest
public void testGetConnections() throws InterruptedException {
final CountDownLatch latch = new CountDownLatch(1);

10
src/main/java/com/nutomic/syncthingandroid/syncthing/RestApi.java
View file

@ -568,13 +568,19 @@ public class RestApi implements SyncthingService.OnWebGuiAvailableListener,
}
/**
* Converts a number of bytes to a human readable transfer rate in bits (eg 100 Kb/s).
* Converts a number of bytes to a human readable transfer rate in bytes per second
* (eg 100 KiB/s).
*/
public static String readableTransferRate(Context context, long bits) {
final String[] units = context.getResources().getStringArray(R.array.transfer_rate_units);
if (bits <= 0) return "0 " + units[0];
long bytes = bits / 8;
if (bytes <= 0) return "0 " + units[0];
int digitGroups = (int) (Math.log10(bytes) / Math.log10(1024));
if (digitGroups < 0 || digitGroups > 4)
throw new ArrayIndexOutOfBoundsException("bits=" + Long.toString(bits) +
", bytes=" + Long.toString(bytes) +
" (int) digitGroups=" + Integer.toString(digitGroups) +
" (double) digitGroups=" + Double.toString(Math.log10(bytes) / Math.log10(1024)));
return new DecimalFormat("#,##0.#")
.format(bytes / Math.pow(1024, digitGroups)) + " " + units[digitGroups];
}