src/test/java/net/pterodactylus/sone/core/SoneModificationDetectorTest.java

   1 package net.pterodactylus.sone.core;
   2
   3 import static java.util.concurrent.TimeUnit.SECONDS;
   4 import static org.hamcrest.MatcherAssert.assertThat;
   5 import static org.hamcrest.Matchers.is;
   6 import static org.mockito.Mockito.mock;
   7 import static org.mockito.Mockito.when;
   8
   9 import java.util.concurrent.atomic.AtomicInteger;
  10
  11 import net.pterodactylus.sone.core.SoneModificationDetector.LockableFingerprintProvider;
  12
  13 import com.google.common.base.Ticker;
  14 import org.junit.Before;
  15 import org.junit.Test;
  16
  17 /**
  18  * Unit test for {@link SoneModificationDetector}.
  19  */
  20 public class SoneModificationDetectorTest {
  21
  22         private final Ticker ticker = mock(Ticker.class);
  23         private final AtomicInteger insertionDelay = new AtomicInteger(60);
  24         private final SoneModificationDetector soneModificationDetector;
  25         private final LockableFingerprintProvider lockableFingerprintProvider = mock(LockableFingerprintProvider.class);
  26
  27         public SoneModificationDetectorTest() {
  28                 when(lockableFingerprintProvider.getFingerprint()).thenReturn("original");
  29                 when(lockableFingerprintProvider.isLocked()).thenReturn(false);
  30                 soneModificationDetector = new SoneModificationDetector(ticker, lockableFingerprintProvider, insertionDelay);
  31         }
  32
  33         private void modifySone() {
  34                 modifySone("");
  35         }
  36
  37         private void modifySone(String uniqueValue) {
  38                 when(lockableFingerprintProvider.getFingerprint()).thenReturn("modified" + uniqueValue);
  39         }
  40
  41         private void passTime(int seconds) {
  42                 when(ticker.read()).thenReturn(SECONDS.toNanos(seconds));
  43         }
  44
  45         private void lockSone() {
  46                 when(lockableFingerprintProvider.isLocked()).thenReturn(true);
  47         }
  48
  49         private void unlockSone() {
  50                 when(lockableFingerprintProvider.isLocked()).thenReturn(false);
  51         }
  52
  53         @Before
  54         public void setupOriginalFingerprint() {
  55             soneModificationDetector.setFingerprint("original");
  56         }
  57
  58         @Test
  59         public void normalConstructorCanBeCalled() {
  60                 new SoneModificationDetector(lockableFingerprintProvider, insertionDelay);
  61         }
  62
  63         @Test
  64         public void sonesStartOutAsNotEligible() {
  65                 assertThat(soneModificationDetector.isModified(), is(false));
  66                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
  67         }
  68
  69         @Test
  70         public void originalFingerprintIsRetained() {
  71                 assertThat(soneModificationDetector.getLastInsertFingerprint(), is("original"));
  72         }
  73
  74         @Test
  75         public void modifiedSoneIsEligibleAfter60Seconds() {
  76                 modifySone();
  77                 assertThat(soneModificationDetector.isModified(), is(true));
  78                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
  79                 passTime(100);
  80                 assertThat(soneModificationDetector.isModified(), is(true));
  81                 assertThat(soneModificationDetector.isEligibleForInsert(), is(true));
  82         }
  83
  84         @Test
  85         public void modifiedAndRemodifiedSoneIsEligibleAfter90Seconds() {
  86                 modifySone();
  87                 assertThat(soneModificationDetector.isModified(), is(true));
  88                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
  89                 passTime(30);
  90                 modifySone("2");
  91                 assertThat(soneModificationDetector.isModified(), is(true));
  92                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
  93                 passTime(61);
  94                 assertThat(soneModificationDetector.isModified(), is(true));
  95                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
  96                 passTime(91);
  97                 assertThat(soneModificationDetector.isModified(), is(true));
  98                 assertThat(soneModificationDetector.isEligibleForInsert(), is(true));
  99         }
 100
 101         @Test
 102         public void modifiedSoneIsNotEligibleAfter30Seconds() {
 103                 modifySone();
 104                 passTime(30);
 105                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 106         }
 107
 108         @Test
 109         public void lockedAndModifiedSoneIsNotEligibleAfter60Seconds() {
 110                 lockSone();
 111                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 112                 modifySone();
 113                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 114                 passTime(100);
 115                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 116         }
 117
 118         @Test
 119         public void lockingAndUnlockingASoneRestartsTheWaitPeriod() {
 120                 modifySone();
 121                 lockSone();
 122                 passTime(30);
 123                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 124                 unlockSone();
 125                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 126                 passTime(60);
 127                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 128                 passTime(90);
 129                 assertThat(soneModificationDetector.isEligibleForInsert(), is(true));
 130         }
 131
 132         @Test
 133         public void settingFingerprintWillResetTheEligibility() {
 134                 modifySone();
 135                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 136                 passTime(100);
 137                 assertThat(soneModificationDetector.isEligibleForInsert(), is(true));
 138                 soneModificationDetector.setFingerprint("modified");
 139                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 140         }
 141
 142         @Test
 143         public void changingInsertionDelayWillInfluenceEligibility() {
 144                 modifySone();
 145                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 146                 passTime(100);
 147                 assertThat(soneModificationDetector.isEligibleForInsert(), is(true));
 148                 insertionDelay.set(120);
 149                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 150         }
 151
 152         @Test
 153         public void soneWithoutOriginalFingerprintIsNotEligibleAfter59Seconds() {
 154                 SoneModificationDetector soneModificationDetector = createDetectorWithoutOriginalFingerprint();
 155                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 156                 passTime(59);
 157                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 158         }
 159
 160         private SoneModificationDetector createDetectorWithoutOriginalFingerprint() {
 161                 return new SoneModificationDetector(ticker, new LockableFingerprintProvider() {
 162                         @Override
 163                         public boolean isLocked() {
 164                                 return false;
 165                         }
 166
 167                         @Override
 168                         public String getFingerprint() {
 169                                 return "changed";
 170                         }
 171                 }, insertionDelay);
 172         }
 173
 174         @Test
 175         public void soneWithoutOriginalFingerprintIsEligibleAfter60Seconds() {
 176                 SoneModificationDetector soneModificationDetector = createDetectorWithoutOriginalFingerprint();
 177                 assertThat(soneModificationDetector.isEligibleForInsert(), is(false));
 178                 passTime(60);
 179                 assertThat(soneModificationDetector.isEligibleForInsert(), is(true));
 180         }
 181
 182 }