partially undo d80a638 due to surefire error

https://issues.apache.org/jira/browse/SUREFIRE-2200

jfuse-api/src/test/java/org/cryptomator/jfuse/api/FuseTest.java

@@ -33,10 +33,10 @@ public void testWaitForMountingToComplete() throws IOException {
  Mockito.doReturn(fs).when(probePath).getFileSystem();
  Mockito.doReturn(fsProv).when(fs).provider();
  Mockito.doReturn(attrView).when(fsProv).getFileAttributeView(probePath, BasicFileAttributeView.class);
- Mockito.doAnswer(_ -> {
+ Mockito.doAnswer(invocation -> {
  // first attempt: not yet mounted
  throw new NoSuchFileException("/mnt/jfuse_mount_probe not found");
- }).doAnswer(_ -> {
+ }).doAnswer(invocation -> {
  // second attempt: simulate hitting getattr
  fuse.fuseOperations.getattr("/jfuse_mount_probe", Mockito.mock(Stat.class), Mockito.mock(FileInfo.class));
  throw new NoSuchFileException("/mnt/jfuse_mount_probe still not found");
@@ -79,7 +79,7 @@ public void testMountThrowsIllegalStateIfAlreadyMounted() throws InterruptedExce
  // mount probe succeeds immediately...
  Mockito.doNothing().when(fuse).waitForMountingToComplete(Mockito.eq(mountPoint), Mockito.any());
  // ... before fuse_loop returns
- Mockito.doAnswer(_ -> {
+ Mockito.doAnswer(invocation -> {
  Thread.sleep(1000);
  return 0;
  }).when(fuseMount).loop();
@@ -91,7 +91,7 @@ public void testMountThrowsIllegalStateIfAlreadyMounted() throws InterruptedExce
  @DisplayName("If fuse_loop instantly returns with non-zero result, throw FuseMountFailedException")
  public void testMountThrowsFuseMountFailedIfLoopReturnsNonZero() throws InterruptedException {
  // mount probe takes a while...
- Mockito.doAnswer(_ -> {
+ Mockito.doAnswer(invocation -> {
  Thread.sleep(1000);
  return null;
  }).when(fuse).waitForMountingToComplete(Mockito.eq(mountPoint), Mockito.any());