src/test/kotlin/net/pterodactylus/sone/freenet/wot/IdentityChangeDetectorTest.kt

   1 /*
   2  * Sone - IdentityChangeDetectorTest.java - Copyright © 2013–2019 David Roden
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.sone.freenet.wot
  19
  20 import net.pterodactylus.sone.freenet.wot.Identities.createIdentity
  21 import org.hamcrest.MatcherAssert.assertThat
  22 import org.hamcrest.Matchers.containsInAnyOrder
  23 import org.hamcrest.Matchers.empty
  24
  25 import org.junit.Before
  26 import org.junit.Test
  27
  28 /**
  29  * Unit test for [IdentityChangeDetector].
  30  */
  31 class IdentityChangeDetectorTest {
  32
  33         private val identityChangeDetector = IdentityChangeDetector(createOldIdentities())
  34         private val newIdentities = mutableListOf<Identity>()
  35         private val removedIdentities = mutableListOf<Identity>()
  36         private val changedIdentities = mutableListOf<Identity>()
  37         private val unchangedIdentities = mutableListOf<Identity>()
  38
  39         @Before
  40         fun setup() {
  41                 identityChangeDetector.onNewIdentity { identity -> newIdentities.add(identity) }
  42                 identityChangeDetector.onRemovedIdentity { identity -> removedIdentities.add(identity) }
  43                 identityChangeDetector.onChangedIdentity { identity -> changedIdentities.add(identity) }
  44                 identityChangeDetector.onUnchangedIdentity { identity -> unchangedIdentities.add(identity) }
  45         }
  46
  47         @Test
  48         fun `no differences are detected when sending the old identities again`() {
  49                 identityChangeDetector.detectChanges(createOldIdentities())
  50                 assertThat<Collection<Identity>>(newIdentities, empty())
  51                 assertThat<Collection<Identity>>(removedIdentities, empty())
  52                 assertThat<Collection<Identity>>(changedIdentities, empty())
  53                 assertThat<Collection<Identity>>(unchangedIdentities, containsInAnyOrder(createIdentity1(), createIdentity2(), createIdentity3()))
  54         }
  55
  56         @Test
  57         fun `detect that an identity was removed`() {
  58                 identityChangeDetector.detectChanges(listOf(createIdentity1(), createIdentity3()))
  59                 assertThat<Collection<Identity>>(newIdentities, empty())
  60                 assertThat<Collection<Identity>>(removedIdentities, containsInAnyOrder(createIdentity2()))
  61                 assertThat<Collection<Identity>>(changedIdentities, empty())
  62                 assertThat<Collection<Identity>>(unchangedIdentities, containsInAnyOrder(createIdentity1(), createIdentity3()))
  63         }
  64
  65         @Test
  66         fun `detect that an identity was added`() {
  67                 identityChangeDetector.detectChanges(listOf(createIdentity1(), createIdentity2(), createIdentity3(), createIdentity4()))
  68                 assertThat<Collection<Identity>>(newIdentities, containsInAnyOrder(createIdentity4()))
  69                 assertThat<Collection<Identity>>(removedIdentities, empty())
  70                 assertThat<Collection<Identity>>(changedIdentities, empty())
  71                 assertThat<Collection<Identity>>(unchangedIdentities, containsInAnyOrder(createIdentity1(), createIdentity2(), createIdentity3()))
  72         }
  73
  74         @Test
  75         fun `detect that a context was removed`() {
  76                 val identity2 = createIdentity2()
  77                 identity2.removeContext("Context C")
  78                 identityChangeDetector.detectChanges(listOf(createIdentity1(), identity2, createIdentity3()))
  79                 assertThat<Collection<Identity>>(newIdentities, empty())
  80                 assertThat<Collection<Identity>>(removedIdentities, empty())
  81                 assertThat<Collection<Identity>>(changedIdentities, containsInAnyOrder(identity2))
  82                 assertThat<Collection<Identity>>(unchangedIdentities, containsInAnyOrder(createIdentity1(), createIdentity3()))
  83         }
  84
  85         @Test
  86         fun `detect that a context was added`() {
  87                 val identity2 = createIdentity2()
  88                 identity2.addContext("Context C1")
  89                 identityChangeDetector.detectChanges(listOf(createIdentity1(), identity2, createIdentity3()))
  90                 assertThat<Collection<Identity>>(newIdentities, empty())
  91                 assertThat<Collection<Identity>>(removedIdentities, empty())
  92                 assertThat<Collection<Identity>>(changedIdentities, containsInAnyOrder(identity2))
  93                 assertThat<Collection<Identity>>(unchangedIdentities, containsInAnyOrder(createIdentity1(), createIdentity3()))
  94         }
  95
  96         @Test
  97         fun `detect that a property was removed`() {
  98                 val identity1 = createIdentity1()
  99                 identity1.removeProperty("Key A")
 100                 identityChangeDetector.detectChanges(listOf(identity1, createIdentity2(), createIdentity3()))
 101                 assertThat<Collection<Identity>>(newIdentities, empty())
 102                 assertThat<Collection<Identity>>(removedIdentities, empty())
 103                 assertThat<Collection<Identity>>(changedIdentities, containsInAnyOrder(identity1))
 104                 assertThat<Collection<Identity>>(unchangedIdentities, containsInAnyOrder(createIdentity2(), createIdentity3()))
 105         }
 106
 107         @Test
 108         fun `detect that a property was added`() {
 109                 val identity3 = createIdentity3()
 110                 identity3.setProperty("Key A", "Value A")
 111                 identityChangeDetector.detectChanges(listOf(createIdentity1(), createIdentity2(), identity3))
 112                 assertThat<Collection<Identity>>(newIdentities, empty())
 113                 assertThat<Collection<Identity>>(removedIdentities, empty())
 114                 assertThat<Collection<Identity>>(changedIdentities, containsInAnyOrder(identity3))
 115                 assertThat<Collection<Identity>>(unchangedIdentities, containsInAnyOrder(createIdentity1(), createIdentity2()))
 116         }
 117
 118         @Test
 119         fun `detect that a property was changed`() {
 120                 val identity3 = createIdentity3()
 121                 identity3.setProperty("Key E", "Value F")
 122                 identityChangeDetector.detectChanges(listOf(createIdentity1(), createIdentity2(), identity3))
 123                 assertThat<Collection<Identity>>(newIdentities, empty())
 124                 assertThat<Collection<Identity>>(removedIdentities, empty())
 125                 assertThat<Collection<Identity>>(changedIdentities, containsInAnyOrder(identity3))
 126                 assertThat<Collection<Identity>>(unchangedIdentities, containsInAnyOrder(createIdentity1(), createIdentity2()))
 127         }
 128
 129         @Test
 130         fun `no removed identities are detected without an identity processor`() {
 131                 identityChangeDetector.onRemovedIdentity(null)
 132                 identityChangeDetector.detectChanges(listOf(createIdentity1(), createIdentity3()))
 133         }
 134
 135         @Test
 136         fun `no added identities are detected without an identity processor`() {
 137                 identityChangeDetector.onNewIdentity(null)
 138                 identityChangeDetector.detectChanges(listOf(createIdentity1(), createIdentity2(), createIdentity3(), createIdentity4()))
 139         }
 140
 141         private fun createOldIdentities(): Collection<Identity> {
 142                 return listOf(createIdentity1(), createIdentity2(), createIdentity3())
 143         }
 144
 145         private fun createIdentity1(): Identity {
 146                 return createIdentity("Test1", listOf("Context A", "Context B"), mapOf("Key A" to "Value A", "Key B" to "Value B"))
 147         }
 148
 149         private fun createIdentity2(): Identity {
 150                 return createIdentity("Test2", listOf("Context C", "Context D"), mapOf("Key C" to "Value C", "Key D" to "Value D"))
 151         }
 152
 153         private fun createIdentity3(): Identity {
 154                 return createIdentity("Test3", listOf("Context E", "Context F"), mapOf("Key E" to "Value E", "Key F" to "Value F"))
 155         }
 156
 157         private fun createIdentity4(): Identity {
 158                 return createIdentity("Test4", listOf("Context G", "Context H"), mapOf("Key G" to "Value G", "Key H" to "Value H"))
 159         }
 160
 161 }