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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2024 SonarSource SA
   4  * mailto:info AT sonarsource DOT com
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 3 of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19  */
  20 package org.sonar.server.platform.web.requestid;
  21
  22 import org.junit.Test;
  23 import org.sonar.core.util.UuidGenerator;
  24
  25 import static org.assertj.core.api.Assertions.assertThat;
  26 import static org.assertj.core.api.Assertions.assertThatThrownBy;
  27 import static org.mockito.Mockito.mock;
  28 import static org.mockito.Mockito.when;
  29
  30 public class RequestIdGeneratorImplTest {
  31
  32   private UuidGenerator.WithFixedBase generator1 = increment -> new byte[] {124, 22, 66, 96, 55, 88, 2, 9};
  33   private UuidGenerator.WithFixedBase generator2 = increment -> new byte[] {0, 5, 88, 81, 8, 6, 44, 19};
  34   private UuidGenerator.WithFixedBase generator3 = increment -> new byte[] {126, 9, 35, 76, 2, 1, 2};
  35   private RequestIdGeneratorBase uidGeneratorBase = mock(RequestIdGeneratorBase.class);
  36   private IllegalStateException expected = new IllegalStateException("Unexpected third call to createNew");
  37
  38   @Test
  39   public void generate_renews_inner_UuidGenerator_instance_every_number_of_calls_to_generate_specified_in_RequestIdConfiguration_supports_2() {
  40     when(uidGeneratorBase.createNew())
  41       .thenReturn(generator1)
  42       .thenReturn(generator2)
  43       .thenReturn(generator3)
  44       .thenThrow(expected);
  45
  46     RequestIdGeneratorImpl underTest = new RequestIdGeneratorImpl(uidGeneratorBase, new RequestIdConfiguration(2));
  47
  48     assertThat(underTest.generate()).isEqualTo("fBZCYDdYAgk="); // using generator1
  49     assertThat(underTest.generate()).isEqualTo("fBZCYDdYAgk="); // still using generator1
  50     assertThat(underTest.generate()).isEqualTo("AAVYUQgGLBM="); // renewing generator and using generator2
  51     assertThat(underTest.generate()).isEqualTo("AAVYUQgGLBM="); // still using generator2
  52     assertThat(underTest.generate()).isEqualTo("fgkjTAIBAg=="); // renewing generator and using generator3
  53     assertThat(underTest.generate()).isEqualTo("fgkjTAIBAg=="); // using generator3
  54
  55     assertThatThrownBy(() -> {
  56       underTest.generate(); // renewing generator and failing
  57     })
  58       .isInstanceOf(IllegalStateException.class)
  59       .hasMessage(expected.getMessage());
  60   }
  61
  62   @Test
  63   public void generate_renews_inner_UuidGenerator_instance_every_number_of_calls_to_generate_specified_in_RequestIdConfiguration_supports_3() {
  64     when(uidGeneratorBase.createNew())
  65       .thenReturn(generator1)
  66       .thenReturn(generator2)
  67       .thenReturn(generator3)
  68       .thenThrow(expected);
  69
  70     RequestIdGeneratorImpl underTest = new RequestIdGeneratorImpl(uidGeneratorBase, new RequestIdConfiguration(3));
  71
  72     assertThat(underTest.generate()).isEqualTo("fBZCYDdYAgk="); // using generator1
  73     assertThat(underTest.generate()).isEqualTo("fBZCYDdYAgk="); // still using generator1
  74     assertThat(underTest.generate()).isEqualTo("fBZCYDdYAgk="); // still using generator1
  75     assertThat(underTest.generate()).isEqualTo("AAVYUQgGLBM="); // renewing generator and using it
  76     assertThat(underTest.generate()).isEqualTo("AAVYUQgGLBM="); // still using generator2
  77     assertThat(underTest.generate()).isEqualTo("AAVYUQgGLBM="); // still using generator2
  78     assertThat(underTest.generate()).isEqualTo("fgkjTAIBAg=="); // renewing generator and using it
  79     assertThat(underTest.generate()).isEqualTo("fgkjTAIBAg=="); // using generator3
  80     assertThat(underTest.generate()).isEqualTo("fgkjTAIBAg=="); // using generator3
  81
  82     assertThatThrownBy(() -> {
  83       underTest.generate(); // renewing generator and failing
  84     })
  85       .isInstanceOf(IllegalStateException.class)
  86       .hasMessage(expected.getMessage());
  87   }
  88 }