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path: root/src/test/java/dev/dnpm/oshelper/security/DelegatingDataBasedPermissionEvaluatorTest.java
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/*
 * This file is part of onkostar-plugin-dnpm
 *
 * Copyright (C) 2023-2026 the original author or authors.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package dev.dnpm.oshelper.security;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.*;
import static org.mockito.Mockito.when;

import de.itc.onkostar.api.IOnkostarApi;
import de.itc.onkostar.api.Patient;
import java.util.Collection;
import java.util.List;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;

@ExtendWith(MockitoExtension.class)
class DelegatingDataBasedPermissionEvaluatorTest {

  private IOnkostarApi onkostarApi;

  private PersonPoolBasedPermissionEvaluator personPoolBasedPermissionEvaluator;

  private FormBasedPermissionEvaluator formBasedPermissionEvaluator;

  private DelegatingDataBasedPermissionEvaluator delegatingDataBasedPermissionEvaluator;

  @BeforeEach
  void setup(
      @Mock IOnkostarApi onkostarApi,
      @Mock PersonPoolBasedPermissionEvaluator personPoolBasedPermissionEvaluator,
      @Mock FormBasedPermissionEvaluator formBasedPermissionEvaluator) {
    this.onkostarApi = onkostarApi;
    this.personPoolBasedPermissionEvaluator = personPoolBasedPermissionEvaluator;
    this.formBasedPermissionEvaluator = formBasedPermissionEvaluator;

    this.delegatingDataBasedPermissionEvaluator =
        new DelegatingDataBasedPermissionEvaluator(
            List.of(personPoolBasedPermissionEvaluator, formBasedPermissionEvaluator));
  }

  @Test
  void testShouldGrantPermissionIfAllDelegatedPermissionEvaluatorsGrantsAccessByObject() {
    when(personPoolBasedPermissionEvaluator.hasPermission(
            any(), any(Patient.class), any(PermissionType.class)))
        .thenReturn(true);
    when(formBasedPermissionEvaluator.hasPermission(
            any(), any(Patient.class), any(PermissionType.class)))
        .thenReturn(true);

    var actual =
        delegatingDataBasedPermissionEvaluator.hasPermission(
            new DummyAuthentication(), new Patient(this.onkostarApi), PermissionType.READ);

    assertThat(actual).isTrue();
  }

  @Test
  void testShouldGrantPermissionIfAllDelegatedPermissionEvaluatorsGrantsAccessByIdAndType() {
    when(personPoolBasedPermissionEvaluator.hasPermission(
            any(), anyInt(), anyString(), any(PermissionType.class)))
        .thenReturn(true);
    when(formBasedPermissionEvaluator.hasPermission(
            any(), anyInt(), anyString(), any(PermissionType.class)))
        .thenReturn(true);

    var actual =
        delegatingDataBasedPermissionEvaluator.hasPermission(
            new DummyAuthentication(), 123, "Patient", PermissionType.READ);

    assertThat(actual).isTrue();
  }

  @Test
  void testShouldDenyPermissionIfAtLeastOneDelegatedPermissionEvaluatorsDeniesAccessByObject() {
    when(personPoolBasedPermissionEvaluator.hasPermission(
            any(), any(Patient.class), any(PermissionType.class)))
        .thenReturn(true);
    when(formBasedPermissionEvaluator.hasPermission(
            any(), any(Patient.class), any(PermissionType.class)))
        .thenReturn(false);

    var actual =
        delegatingDataBasedPermissionEvaluator.hasPermission(
            new DummyAuthentication(), new Patient(this.onkostarApi), PermissionType.READ);

    assertThat(actual).isFalse();
  }

  @Test
  void testShouldDenyPermissionIfAtLeastOneDelegatedPermissionEvaluatorsDeniesAccessByIdAndType() {
    when(personPoolBasedPermissionEvaluator.hasPermission(
            any(), anyInt(), anyString(), any(PermissionType.class)))
        .thenReturn(false);

    var actual =
        delegatingDataBasedPermissionEvaluator.hasPermission(
            new DummyAuthentication(), 123, "Patient", PermissionType.READ);

    assertThat(actual).isFalse();
  }
}

class DummyAuthentication implements Authentication {
  @Override
  public String getName() {
    return "dummy";
  }

  @Override
  public Collection<? extends GrantedAuthority> getAuthorities() {
    return null;
  }

  @Override
  public Object getCredentials() {
    return null;
  }

  @Override
  public Object getDetails() {
    return null;
  }

  @Override
  public Object getPrincipal() {
    return null;
  }

  @Override
  public boolean isAuthenticated() {
    return false;
  }

  @Override
  public void setAuthenticated(boolean b) throws IllegalArgumentException {}
}