Replace PreferencesTest with Kotlin version
[Sone.git] / src / test / kotlin / net / pterodactylus / sone / core / PreferencesTest.kt
diff --git a/src/test/kotlin/net/pterodactylus/sone/core/PreferencesTest.kt b/src/test/kotlin/net/pterodactylus/sone/core/PreferencesTest.kt
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@@ -0,0 +1,326 @@
+package net.pterodactylus.sone.core
+
+import com.google.common.eventbus.*
+import net.pterodactylus.sone.core.event.*
+import net.pterodactylus.sone.fcp.FcpInterface.*
+import net.pterodactylus.sone.fcp.FcpInterface.FullAccessRequired.*
+import net.pterodactylus.sone.fcp.event.*
+import net.pterodactylus.sone.test.*
+import org.hamcrest.MatcherAssert.*
+import org.hamcrest.Matchers.*
+import org.junit.*
+import org.mockito.ArgumentMatchers.any
+import org.mockito.Mockito.atLeastOnce
+import org.mockito.Mockito.never
+import org.mockito.Mockito.verify
+
+/**
+ * Unit test for [Preferences].
+ */
+class PreferencesTest {
+
+       private val eventBus = mock<EventBus>()
+       private val preferences = Preferences(eventBus)
+       private val eventsCaptor = capture<Any>()
+
+       @Test
+       fun `preferences retain insertion delay`() {
+               preferences.insertionDelay = 15
+               assertThat(preferences.insertionDelay, equalTo(15))
+       }
+
+       @Test
+       fun `preferences sends event on setting insertion delay`() {
+               preferences.insertionDelay = 15
+               verify(eventBus, atLeastOnce()).post(eventsCaptor.capture())
+               assertThat(eventsCaptor.allValues, hasItem(InsertionDelayChangedEvent(15)))
+       }
+
+       @Test(expected = IllegalArgumentException::class)
+       fun `invalid insertion delay is rejected`() {
+               preferences.insertionDelay = -15
+       }
+
+       @Test
+       fun `no event is sent when invalid insertion delay is set`() {
+               try {
+                       preferences.insertionDelay = -15
+               } catch (iae: IllegalArgumentException) {
+                       /* ignore. */
+               }
+
+               verify(eventBus, never()).post(any())
+       }
+
+       @Test
+       fun `preferences return default value when insertion delay is set to null`() {
+               preferences.setInsertionDelay(null)
+               assertThat(preferences.insertionDelay, equalTo(60))
+       }
+
+       @Test
+       fun `preferences start with insertion delay default value`() {
+               assertThat(preferences.insertionDelay, equalTo(60))
+       }
+
+       @Test
+       fun `preferences retain posts per page`() {
+               preferences.postsPerPage = 15
+               assertThat(preferences.postsPerPage, equalTo(15))
+       }
+
+       @Test(expected = IllegalArgumentException::class)
+       fun `invalid posts per page is rejected`() {
+               preferences.postsPerPage = -15
+       }
+
+       @Test
+       fun `preferences return default value when posts per page is set to null`() {
+               preferences.setPostsPerPage(null)
+               assertThat(preferences.postsPerPage, equalTo(10))
+       }
+
+       @Test
+       fun `preferences start with posts per page default value`() {
+               assertThat(preferences.postsPerPage, equalTo(10))
+       }
+
+       @Test
+       fun `preferences retain images per page`() {
+               preferences.imagesPerPage = 15
+               assertThat(preferences.imagesPerPage, equalTo(15))
+       }
+
+       @Test(expected = IllegalArgumentException::class)
+       fun `invalid images per page is rejected`() {
+               preferences.imagesPerPage = -15
+       }
+
+       @Test
+       fun `preferences return default value when images per page is set to null`() {
+               preferences.setImagesPerPage(null)
+               assertThat(preferences.imagesPerPage, equalTo(9))
+       }
+
+       @Test
+       fun `preferences start with images per page default value`() {
+               assertThat(preferences.imagesPerPage, equalTo(9))
+       }
+
+       @Test
+       fun `preferences retain characters per post`() {
+               preferences.charactersPerPost = 150
+               assertThat(preferences.charactersPerPost, equalTo(150))
+       }
+
+       @Test(expected = IllegalArgumentException::class)
+       fun `invalid characters per post is rejected`() {
+               preferences.charactersPerPost = -15
+       }
+
+       @Test
+       fun `preferences return default value when characters per post is set to null`() {
+               preferences.setCharactersPerPost(null)
+               assertThat(preferences.charactersPerPost, equalTo(400))
+       }
+
+       @Test
+       fun `preferences start with characters per post default value`() {
+               assertThat(preferences.charactersPerPost, equalTo(400))
+       }
+
+       @Test
+       fun `preferences retain post cut off length`() {
+               preferences.postCutOffLength = 150
+               assertThat(preferences.postCutOffLength, equalTo(150))
+       }
+
+       @Test(expected = IllegalArgumentException::class)
+       fun `invalid post cut off length is rejected`() {
+               preferences.postCutOffLength = -15
+       }
+
+       @Test(expected = IllegalArgumentException::class)
+       fun `cut off length of minus one is not allowed`() {
+               preferences.postCutOffLength = -1
+       }
+
+       @Test
+       fun `preferences return default value when post cut off length is set to null`() {
+               preferences.setPostCutOffLength(null)
+               assertThat(preferences.postCutOffLength, equalTo(200))
+       }
+
+       @Test
+       fun `preferences start with post cut off length default value`() {
+               assertThat(preferences.postCutOffLength, equalTo(200))
+       }
+
+       @Test
+       fun `preferences retain require full access of true`() {
+               preferences.isRequireFullAccess = true
+               assertThat(preferences.isRequireFullAccess, equalTo(true))
+       }
+
+       @Test
+       fun `preferences retain require full access of false`() {
+               preferences.isRequireFullAccess = false
+               assertThat(preferences.isRequireFullAccess, equalTo(false))
+       }
+
+       @Test
+       fun `preferences return default value when require full access is set to null`() {
+               preferences.setRequireFullAccess(null)
+               assertThat(preferences.isRequireFullAccess, equalTo(false))
+       }
+
+       @Test
+       fun `preferences start with require full access default value`() {
+               assertThat(preferences.isRequireFullAccess, equalTo(false))
+       }
+
+       @Test
+       fun `preferences retain positive trust`() {
+               preferences.positiveTrust = 15
+               assertThat(preferences.positiveTrust, equalTo(15))
+       }
+
+       @Test(expected = IllegalArgumentException::class)
+       fun `invalid positive trust is rejected`() {
+               preferences.positiveTrust = -15
+       }
+
+       @Test
+       fun `preferences return default value when positive trust is set to null`() {
+               preferences.setPositiveTrust(null)
+               assertThat(preferences.positiveTrust, equalTo(75))
+       }
+
+       @Test
+       fun `preferences start with positive trust default value`() {
+               assertThat(preferences.positiveTrust, equalTo(75))
+       }
+
+       @Test
+       fun `preferences retain negative trust`() {
+               preferences.negativeTrust = -15
+               assertThat(preferences.negativeTrust, equalTo(-15))
+       }
+
+       @Test(expected = IllegalArgumentException::class)
+       fun `invalid negative trust is rejected`() {
+               preferences.negativeTrust = 150
+       }
+
+       @Test
+       fun `preferences return default value when negative trust is set to null`() {
+               preferences.setNegativeTrust(null)
+               assertThat(preferences.negativeTrust, equalTo(-25))
+       }
+
+       @Test
+       fun `preferences start with negative trust default value`() {
+               assertThat(preferences.negativeTrust, equalTo(-25))
+       }
+
+       @Test
+       fun `preferences retain trust comment`() {
+               preferences.trustComment = "Trust"
+               assertThat(preferences.trustComment, equalTo("Trust"))
+       }
+
+       @Test
+       fun `preferences return default value when trust comment is set to null`() {
+               preferences.trustComment = null
+               assertThat(preferences.trustComment,
+                               equalTo("Set from Sone Web Interface"))
+       }
+
+       @Test
+       fun `preferences start with trust comment default value`() {
+               assertThat(preferences.trustComment,
+                               equalTo("Set from Sone Web Interface"))
+       }
+
+       @Test
+       fun `preferences retain fcp interface active of true`() {
+               preferences.isFcpInterfaceActive = true
+               assertThat(preferences.isFcpInterfaceActive, equalTo(true))
+               verify(eventBus).post(any(FcpInterfaceActivatedEvent::class.java))
+       }
+
+       @Test
+       fun `preferences retain fcp interface active of false`() {
+               preferences.isFcpInterfaceActive = false
+               assertThat(preferences.isFcpInterfaceActive, equalTo(false))
+               verify(eventBus).post(any(FcpInterfaceDeactivatedEvent::class.java))
+       }
+
+       @Test
+       fun `preferences return default value when fcp interface active is set to null`() {
+               preferences.setFcpInterfaceActive(null)
+               assertThat(preferences.isFcpInterfaceActive, equalTo(false))
+               verify(eventBus).post(any(FcpInterfaceDeactivatedEvent::class.java))
+       }
+
+       @Test
+       fun `preferences start with fcp interface active default value`() {
+               assertThat(preferences.isFcpInterfaceActive, equalTo(false))
+       }
+
+       @Test
+       fun `preferences retain fcp full access required of no`() {
+               preferences.fcpFullAccessRequired = NO
+               assertThat(preferences.fcpFullAccessRequired, equalTo(NO))
+               verifyFullAccessRequiredChangedEvent(NO)
+       }
+
+       private fun verifyFullAccessRequiredChangedEvent(
+                       fullAccessRequired: FullAccessRequired) {
+               verify(eventBus).post(eventsCaptor.capture())
+               assertThat(eventsCaptor.value, instanceOf(FullAccessRequiredChanged::class.java))
+               assertThat((eventsCaptor.value as FullAccessRequiredChanged).fullAccessRequired,
+                               equalTo(fullAccessRequired))
+       }
+
+       @Test
+       fun `preferences retain fcp full access required of writing`() {
+               preferences.fcpFullAccessRequired = WRITING
+               assertThat(preferences.fcpFullAccessRequired, equalTo(WRITING))
+               verifyFullAccessRequiredChangedEvent(WRITING)
+       }
+
+       @Test
+       fun `preferences retain fcp full access required of always`() {
+               preferences.fcpFullAccessRequired = ALWAYS
+               assertThat(preferences.fcpFullAccessRequired, equalTo(ALWAYS))
+               verifyFullAccessRequiredChangedEvent(ALWAYS)
+       }
+
+       @Test
+       fun `preferences return default value when fcp full access required is set to null`() {
+               preferences.fcpFullAccessRequired = null
+               assertThat(preferences.fcpFullAccessRequired, equalTo(ALWAYS))
+               verifyFullAccessRequiredChangedEvent(ALWAYS)
+       }
+
+       @Test
+       fun `preferences start with fcp full access required default value`() {
+               assertThat(preferences.fcpFullAccessRequired, equalTo(ALWAYS))
+       }
+
+       @Test
+       fun `setting insertion delay to valid value sends change event`() {
+               preferences.insertionDelay = 30
+               verify(eventBus, atLeastOnce()).post(eventsCaptor.capture())
+               assertThat(eventsCaptor.allValues, hasItem(PreferenceChangedEvent("InsertionDelay", 30)))
+       }
+
+       @Test
+       fun `setting posts per page to valid value sends change event`() {
+               preferences.postsPerPage = 30
+               verify(eventBus, atLeastOnce()).post(eventsCaptor.capture())
+               assertThat(eventsCaptor.allValues, hasItem(PreferenceChangedEvent("PostsPerPage", 30)))
+       }
+
+}