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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,7 @@ public boolean read() {
}
if (bytes.isEmpty()) {
// we read something from the queue but the MR filtered it i.e. did not dispatch
return false;
return true;
}
messageConsumer.consume(tailer.lastReadIndex(), bytes.toString());
bytes.clear();
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Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,7 @@ private static long getCurrentQueueFileLength(final Path dataDir) throws IOExcep

@Before
public void before() {
assumeFalse(Jvm.isArm());
// assumeFalse(Jvm.isArm());

// Reader opens queues in read-only mode
if (OS.isWindows())
Expand Down Expand Up @@ -296,14 +296,70 @@ public void shouldNotShowIndexForHistoryMessages() {
MessageHistory.writeHistory(dc);
}
}
}

basicReader()
.asMethodReader(SayWhen.class.getName())
.execute();
// basicReader()
// .asMethodReader(SayWhen.class.getName())
// .execute();
//
// assertTrue(capturedOutput.isEmpty());
// }

assertTrue(capturedOutput.isEmpty());
@Test
public void canReadPastEmptyMessageInReverseOrder() {
dataDir = getTmpDir().toPath();
try (final ChronicleQueue queue = SingleChronicleQueueBuilder.binary(dataDir)
.sourceId(1)
.testBlockSize()
.build()) {
final VanillaMethodWriterBuilder<ChronicleMethodReaderTest.All> methodWriterBuilder = queue.methodWriterBuilder(ChronicleMethodReaderTest.All.class);
final ChronicleMethodReaderTest.All events = methodWriterBuilder.build();
final ExcerptAppender appender = queue.createAppender();

for (int i = 0; i < 3; ) {
ChronicleMethodReaderTest.Method1Type m1 = new ChronicleMethodReaderTest.Method1Type();
m1.text = "hello";
m1.value = i;
m1.number = i;
events.method1(m1);

try (DocumentContext dc = appender.writingDocument()) {
MessageHistory.writeHistory(dc);
}

i++;
ChronicleMethodReaderTest.Method2Type m2 = new ChronicleMethodReaderTest.Method2Type();
m2.text = "goodbye";
m2.value = i;
m2.number = i;
events.method2(m2);
i++;
}
}

System.out.println("Done with the queue!");

ChronicleReader methodReaderForQueue = new ChronicleReader()
.withBasePath(dataDir)
.asMethodReader(ChronicleMethodReaderTest.All.class.getName())
.inReverseOrder()
.withMessageSink(capturedOutput::add);

methodReaderForQueue.execute();

assertThat(capturedOutput.size(), is(8));
capturedOutput.poll();
assertThat(capturedOutput.poll(), containsString("goodbye"));
capturedOutput.poll();
assertThat(capturedOutput.poll(), containsString("hello"));
capturedOutput.poll();
assertThat(capturedOutput.poll(), containsString("goodbye"));
capturedOutput.poll();
assertThat(capturedOutput.poll(), containsString("hello"));
capturedOutput.poll();
}


@Test
public void shouldNotIncludeMessageHistoryByDefaultMethodReader() {
basicReader().
Expand Down