/* Copyright 2022-2025 Romain Serra
    * Licensed to CS GROUP (CS) under one or more
    * contributor license agreements.  See the NOTICE file distributed with
    * this work for additional information regarding copyright ownership.
    * CS 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.orekit.propagation.events;
  
  import org.hipparchus.util.Binary64;
  import org.hipparchus.util.Binary64Field;
  import org.junit.jupiter.api.Test;
  import org.mockito.Mockito;
  import org.orekit.propagation.FieldSpacecraftState;
  import org.orekit.propagation.events.handlers.FieldContinueOnEvent;
  import org.orekit.propagation.events.handlers.FieldEventHandler;
  import org.orekit.time.FieldAbsoluteDate;
  
  import static org.junit.jupiter.api.Assertions.*;
  
  class FieldBooleanDetectorTest {
  
      @Test
      @SuppressWarnings("unchecked")
      void testInit() {
          final TestDetector detector = new TestDetector();
          final FieldBooleanDetector<Binary64> booleanDetector = FieldBooleanDetector.orCombine(detector);
          final FieldAbsoluteDate<Binary64> date = FieldAbsoluteDate.getArbitraryEpoch(Binary64Field.getInstance());
          final FieldSpacecraftState<Binary64> mockedState = Mockito.mock(FieldSpacecraftState.class);
          Mockito.when(mockedState.getDate()).thenReturn(date);
          // WHEN
          booleanDetector.init(mockedState, date);
          // THEN
          assertTrue(detector.initialized);
          assertFalse(detector.finished);
          assertFalse(detector.resetted);
      }
  
      @Test
      @SuppressWarnings("unchecked")
      void testReset() {
          final TestDetector detector = new TestDetector();
          final FieldBooleanDetector<Binary64> booleanDetector = FieldBooleanDetector.orCombine(detector);
          final FieldAbsoluteDate<Binary64> date = FieldAbsoluteDate.getArbitraryEpoch(Binary64Field.getInstance());
          final FieldSpacecraftState<Binary64> mockedState = Mockito.mock(FieldSpacecraftState.class);
          Mockito.when(mockedState.getDate()).thenReturn(date);
          // WHEN
          booleanDetector.reset(mockedState, date);
          // THEN
          assertTrue(detector.resetted);
          assertFalse(detector.finished);
          assertFalse(detector.initialized);
      }
  
      @Test
      @SuppressWarnings("unchecked")
      void testFinish() {
          final TestDetector detector = new TestDetector();
          final FieldBooleanDetector<Binary64> booleanDetector = FieldBooleanDetector.orCombine(detector);
          final FieldAbsoluteDate<Binary64> date = FieldAbsoluteDate.getArbitraryEpoch(Binary64Field.getInstance());
          final FieldSpacecraftState<Binary64> mockedState = Mockito.mock(FieldSpacecraftState.class);
          Mockito.when(mockedState.getDate()).thenReturn(date);
          // WHEN
          booleanDetector.finish(mockedState);
          // THEN
          assertTrue(detector.finished);
          assertFalse(detector.initialized);
          assertFalse(detector.resetted);
      }
  
      private static class TestDetector implements FieldEventDetector<Binary64> {
          boolean initialized = false;
          boolean resetted = false;
          boolean finished = false;
  
          @Override
          public void init(FieldSpacecraftState<Binary64> s0, FieldAbsoluteDate<Binary64> t) {
              FieldEventDetector.super.init(s0, t);
              initialized = true;
          }
  
          @Override
          public void reset(FieldSpacecraftState<Binary64> state, FieldAbsoluteDate<Binary64> target) {
              FieldEventDetector.super.reset(state, target);
              resetted = true;
          }
  
          @Override
          public void finish(FieldSpacecraftState<Binary64> state) {
              FieldEventDetector.super.finish(state);
             finished = true;
         }
 
         @Override
         public Binary64 g(FieldSpacecraftState<Binary64> s) {
             return Binary64.ONE;
         }
 
         @Override
         public FieldEventHandler<Binary64> getHandler() {
             return new FieldContinueOnEvent<>();
         }
 
         @Override
         public FieldEventDetectionSettings<Binary64> getDetectionSettings() {
             return new FieldEventDetectionSettings<>(Binary64Field.getInstance(),
                     EventDetectionSettings.getDefaultEventDetectionSettings());
         }
     }
 }