+ @Test
+ public void backgroundFetchCanBeStarted() throws Exception {
+ freenetInterface.startFetch(uri, backgroundFetchCallback);
+ verify(highLevelSimpleClient).fetch(eq(uri), anyLong(), any(ClientGetCallback.class), any(FetchContext.class), anyShort());
+ }
+
+ @Test
+ public void backgroundFetchRegistersSnoopAndRestartsTheRequest() throws Exception {
+ freenetInterface.startFetch(uri, backgroundFetchCallback);
+ verify(clientGetter).setMetaSnoop(any(SnoopMetadata.class));
+ verify(clientGetter).restart(eq(uri), anyBoolean(), any(ClientContext.class));
+ }
+
+ @Test
+ public void requestIsNotCancelledForImageMimeType() {
+ verifySnoopCancelsRequestForMimeType("image/png", false);
+ verify(backgroundFetchCallback, never()).failed(uri);
+ }
+
+ @Test
+ public void requestIsCancelledForNullMimeType() {
+ verifySnoopCancelsRequestForMimeType(null, true);
+ verify(backgroundFetchCallback, never()).cancelForMimeType(eq(uri), ArgumentMatchers.<String>any());
+ verify(backgroundFetchCallback).failed(uri);
+ }
+
+ @Test
+ public void requestIsCancelledForVideoMimeType() {
+ verifySnoopCancelsRequestForMimeType("video/mkv", true);
+ verify(backgroundFetchCallback).failed(uri);
+ }
+
+ @Test
+ public void requestIsCancelledForAudioMimeType() {
+ verifySnoopCancelsRequestForMimeType("audio/mpeg", true);
+ verify(backgroundFetchCallback).failed(uri);
+ }
+
+ @Test
+ public void requestIsCancelledForTextMimeType() {
+ verifySnoopCancelsRequestForMimeType("text/plain", true);
+ verify(backgroundFetchCallback).failed(uri);
+ }
+
+ private void verifySnoopCancelsRequestForMimeType(String mimeType, boolean cancel) {
+ when(backgroundFetchCallback.cancelForMimeType(uri, mimeType)).thenReturn(cancel);
+ freenetInterface.startFetch(uri, backgroundFetchCallback);
+ ArgumentCaptor<SnoopMetadata> snoopMetadata = forClass(SnoopMetadata.class);
+ verify(clientGetter).setMetaSnoop(snoopMetadata.capture());
+ Metadata metadata = mock(Metadata.class);
+ when(metadata.getMIMEType()).thenReturn(mimeType);
+ assertThat(snoopMetadata.getValue().snoopMetadata(metadata, mock(ClientContext.class)), is(cancel));
+ }
+
+ @Test
+ public void callbackOfBackgroundFetchIsNotifiedOnSuccess() throws Exception {
+ freenetInterface.startFetch(uri, backgroundFetchCallback);
+ verify(highLevelSimpleClient).fetch(eq(uri), anyLong(), clientGetCallback.capture(), any(FetchContext.class), anyShort());
+ when(fetchResult.getMimeType()).thenReturn("image/png");
+ when(fetchResult.asByteArray()).thenReturn(new byte[] { 1, 2, 3, 4, 5 });
+ clientGetCallback.getValue().onSuccess(fetchResult, mock(ClientGetter.class));
+ verify(backgroundFetchCallback).loaded(uri, "image/png", new byte[] { 1, 2, 3, 4, 5 });
+ verifyNoMoreInteractions(backgroundFetchCallback);
+ }
+
+ @Test
+ public void callbackOfBackgroundFetchIsNotifiedOnFailure() throws Exception {
+ freenetInterface.startFetch(uri, backgroundFetchCallback);
+ verify(highLevelSimpleClient).fetch(eq(uri), anyLong(), clientGetCallback.capture(), any(FetchContext.class), anyShort());
+ when(fetchResult.getMimeType()).thenReturn("image/png");
+ when(fetchResult.asByteArray()).thenReturn(new byte[] { 1, 2, 3, 4, 5 });
+ clientGetCallback.getValue().onFailure(new FetchException(ALL_DATA_NOT_FOUND), mock(ClientGetter.class));
+ verify(backgroundFetchCallback).failed(uri);
+ verifyNoMoreInteractions(backgroundFetchCallback);
+ }
+
+ @Test
+ public void callbackOfBackgroundFetchIsNotifiedAsFailureIfBucketCanNotBeLoaded() throws Exception {
+ freenetInterface.startFetch(uri, backgroundFetchCallback);
+ verify(highLevelSimpleClient).fetch(eq(uri), anyLong(), clientGetCallback.capture(), any(FetchContext.class), anyShort());
+ when(fetchResult.getMimeType()).thenReturn("image/png");
+ when(fetchResult.asByteArray()).thenThrow(IOException.class);
+ clientGetCallback.getValue().onSuccess(fetchResult, mock(ClientGetter.class));
+ verify(backgroundFetchCallback).failed(uri);
+ verifyNoMoreInteractions(backgroundFetchCallback);
+ }
+