content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License. You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.kafka.streams;
  
  import org.apache.kafka.clients.consumer.ConsumerRecord;
  import org.apache.kafka.streams.TopologyTestDriver.WindowStoreFacade;
  import org.apache.kafka.streams.processor.StateStore;
  import org.apache.kafka.streams.processor.StateStoreContext;
  import org.apache.kafka.streams.state.TimestampedWindowStore;
  import org.apache.kafka.streams.state.ValueAndTimestamp;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import static org.hamcrest.CoreMatchers.is;
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.times;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  public class WindowStoreFacadeTest {
      @SuppressWarnings("unchecked")
      private final TimestampedWindowStore<String, String> mockedWindowTimestampStore = mock(TimestampedWindowStore.class);
  
      private WindowStoreFacade<String, String> windowStoreFacade;
  
      @BeforeEach
      public void setup() {
          windowStoreFacade = new WindowStoreFacade<>(mockedWindowTimestampStore);
      }
  
      @Test
      public void shouldForwardInit() {
          final StateStoreContext context = mock(StateStoreContext.class);
          final StateStore store = mock(StateStore.class);
  
          windowStoreFacade.init(context, store);
          verify(mockedWindowTimestampStore)
              .init(context, store);
      }
  
      @Test
      public void shouldPutWindowStartTimestampWithUnknownTimestamp() {
          windowStoreFacade.put("key", "value", 21L);
          verify(mockedWindowTimestampStore)
              .put("key", ValueAndTimestamp.make("value", ConsumerRecord.NO_TIMESTAMP), 21L);
      }
  
      @Test
      public void shouldForwardFlush() {
          windowStoreFacade.flush();
          verify(mockedWindowTimestampStore).flush();
      }
  
      @Test
      public void shouldForwardClose() {
          windowStoreFacade.close();
          verify(mockedWindowTimestampStore).close();
      }
  
      @Test
      public void shouldReturnName() {
          when(mockedWindowTimestampStore.name()).thenReturn("name");
  
          assertThat(windowStoreFacade.name(), is("name"));
          verify(mockedWindowTimestampStore).name();
      }
  
      @Test
      public void shouldReturnIsPersistent() {
          when(mockedWindowTimestampStore.persistent())
              .thenReturn(true, false);
  
          assertThat(windowStoreFacade.persistent(), is(true));
          assertThat(windowStoreFacade.persistent(), is(false));
          verify(mockedWindowTimestampStore, times(2)).persistent();
      }
  
      @Test
      public void shouldReturnIsOpen() {
          when(mockedWindowTimestampStore.isOpen())
              .thenReturn(true, false);
  
          assertThat(windowStoreFacade.isOpen(), is(true));
          assertThat(windowStoreFacade.isOpen(), is(false));
          verify(mockedWindowTimestampStore, times(2)).isOpen();
      }
  
  }
  