ErrorProne: Increase severity of FutureReturnValueIgnored to ERROR

The only remaining code where the return value is ignored is in tests.
Update them to store the value and perform a basic assertion.

Change-Id: I29ef5bd5dd0648aac3490f9e47ecc74544109652
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>
This commit is contained in:
David Pursehouse 2019-06-08 15:47:42 +09:00
parent 518dc86380
commit 8bd0ba0f15
3 changed files with 7 additions and 3 deletions

View File

@ -44,6 +44,7 @@
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
@ -56,6 +57,7 @@
import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import org.eclipse.jgit.lfs.lib.AnyLongObjectId;
@ -122,11 +124,12 @@ public void testParallelUploads() throws Exception {
ExecutorService e = Executors.newFixedThreadPool(count);
try {
for (Path p : paths) {
e.submit(() -> {
Future<Object> result = e.submit(() -> {
barrier.await();
putContent(p);
return null;
});
assertNotNull(result);
}
} finally {
e.shutdown();

View File

@ -176,12 +176,13 @@ public boolean isForceUpdate() {
return update.update();
});
pool.submit(() -> {
Future<Result> result2 = pool.submit(() -> {
refUpdateLockedRef.await();
gc.packRefs();
packRefsDone.await();
return null;
});
assertNull(result2.get());
assertSame(result.get(), Result.FORCED);

View File

@ -42,7 +42,7 @@ java_package_configuration(
"-Xep:FragmentInjection:WARN",
"-Xep:FragmentNotInstantiable:WARN",
"-Xep:FunctionalInterfaceClash:WARN",
"-Xep:FutureReturnValueIgnored:WARN",
"-Xep:FutureReturnValueIgnored:ERROR",
"-Xep:GetClassOnEnum:WARN",
"-Xep:ImmutableAnnotationChecker:WARN",
"-Xep:ImmutableEnumChecker:WARN",