@Override public void run() { try { while (process.isAlive()) { refreshState(); Thread.sleep(watcherDelayMs); } } catch (InterruptedException e) { // request to stop watching process. To avoid unexpected behaviors // the process is stopped. Thread.currentThread().interrupt(); stopForcibly(); } } }
@Test public void operational_event_is_sent_once() { ProcessEventListener listener = mock(ProcessEventListener.class); SQProcess underTest = SQProcess.builder(A_PROCESS_ID) .addEventListener(listener) .build(); try (TestProcess testProcess = new TestProcess()) { underTest.start(() -> testProcess); testProcess.operational = true; underTest.refreshState(); verify(listener).onProcessEvent(A_PROCESS_ID, ProcessEventListener.Type.OPERATIONAL); // second run underTest.refreshState(); verifyNoMoreInteractions(listener); } }
@Test public void start_and_stop_process() { ProcessLifecycleListener listener = mock(ProcessLifecycleListener.class); SQProcess underTest = SQProcess.builder(A_PROCESS_ID) .addProcessLifecycleListener(listener) .build(); try (TestProcess testProcess = new TestProcess()) { assertThat(underTest.start(() -> testProcess)).isTrue(); assertThat(underTest.getState()).isEqualTo(Lifecycle.State.STARTED); assertThat(testProcess.isAlive()).isTrue(); assertThat(testProcess.streamsClosed).isFalse(); verify(listener).onProcessState(A_PROCESS_ID, Lifecycle.State.STARTED); testProcess.close(); // do not wait next run of watcher threads underTest.refreshState(); assertThat(underTest.getState()).isEqualTo(Lifecycle.State.STOPPED); assertThat(testProcess.isAlive()).isFalse(); assertThat(testProcess.streamsClosed).isTrue(); verify(listener).onProcessState(A_PROCESS_ID, Lifecycle.State.STOPPED); } }
@Test public void send_event_when_process_is_operational() { ProcessEventListener listener = mock(ProcessEventListener.class); SQProcess underTest = SQProcess.builder(A_PROCESS_ID) .addEventListener(listener) .build(); try (TestProcess testProcess = new TestProcess()) { underTest.start(() -> testProcess); testProcess.operational = true; underTest.refreshState(); verify(listener).onProcessEvent(A_PROCESS_ID, ProcessEventListener.Type.OPERATIONAL); } verifyNoMoreInteractions(listener); }
@Override public void run() { try { while (process.isAlive()) { refreshState(); Thread.sleep(watcherDelayMs); } } catch (InterruptedException e) { // request to stop watching process. To avoid unexpected behaviors // the process is stopped. Thread.currentThread().interrupt(); stopForcibly(); } } }