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- package com.dmdirc.ktirc.io
-
- import com.dmdirc.ktirc.IrcClient
- import com.dmdirc.ktirc.TestConstants
- import com.dmdirc.ktirc.events.ServerConnected
- import com.dmdirc.ktirc.events.ServerReady
- import com.dmdirc.ktirc.events.ServerWelcome
- import com.dmdirc.ktirc.events.handlers.EventHandler
- import com.dmdirc.ktirc.events.mutators.EventMutator
- import com.dmdirc.ktirc.messages.MessageProcessor
- import com.dmdirc.ktirc.model.IrcMessage
- import com.nhaarman.mockitokotlin2.*
- import kotlinx.coroutines.channels.Channel
- import kotlinx.coroutines.runBlocking
- import org.junit.jupiter.api.Test
-
- internal class MessageHandlerTest {
-
- private val ircClient = mock<IrcClient>()
-
- private val nickProcessor = mock<MessageProcessor> {
- on { commands } doReturn arrayOf("FOO", "NICK")
- }
-
- private val joinProcessor = mock<MessageProcessor> {
- on { commands } doReturn arrayOf("BAR", "JOIN")
- }
-
- @Test
- fun `passes message on to correct processor`() = runBlocking<Unit> {
- val handler = MessageHandler(listOf(joinProcessor, nickProcessor), emptyList(), mutableListOf())
- val message = IrcMessage(emptyMap(), null, "JOIN", emptyList())
-
- with(Channel<IrcMessage>(1)) {
- send(message)
- close()
- handler.processMessages(ircClient, this)
- }
-
- verify(joinProcessor).process(message)
- }
-
- @Test
- fun `reads multiple messages`() = runBlocking<Unit> {
- val handler = MessageHandler(listOf(joinProcessor, nickProcessor), emptyList(), mutableListOf())
- val joinMessage = IrcMessage(emptyMap(), null, "JOIN", emptyList())
- val nickMessage = IrcMessage(emptyMap(), null, "NICK", emptyList())
- val otherMessage = IrcMessage(emptyMap(), null, "OTHER", emptyList())
-
- with(Channel<IrcMessage>(3)) {
- send(joinMessage)
- send(nickMessage)
- send(otherMessage)
- close()
- handler.processMessages(ircClient, this)
- }
-
- with(inOrder(joinProcessor, nickProcessor)) {
- verify(joinProcessor).process(joinMessage)
- verify(nickProcessor).process(nickMessage)
- }
- }
-
- @Test
- fun `invokes all event handler with all returned events`() = runBlocking {
- val eventHandler1 = mock<EventHandler>()
- val eventHandler2 = mock<EventHandler>()
- val handler = MessageHandler(listOf(joinProcessor, nickProcessor), emptyList(), mutableListOf(eventHandler1, eventHandler2))
- val joinMessage = IrcMessage(emptyMap(), null, "JOIN", emptyList())
- whenever(joinProcessor.process(any())).thenReturn(listOf(ServerConnected(TestConstants.time), ServerWelcome(TestConstants.time, "the.gibson", "acidBurn")))
-
- with(Channel<IrcMessage>(1)) {
- send(joinMessage)
- close()
- handler.processMessages(ircClient, this)
- }
-
- verify(eventHandler1).processEvent(same(ircClient), isA<ServerConnected>())
- verify(eventHandler1).processEvent(same(ircClient), isA<ServerWelcome>())
- verify(eventHandler2).processEvent(same(ircClient), isA<ServerConnected>())
- verify(eventHandler2).processEvent(same(ircClient), isA<ServerWelcome>())
- }
-
- @Test
- fun `emits custom events to all handlers`() {
- val eventHandler1 = mock<EventHandler>()
- val eventHandler2 = mock<EventHandler>()
- val handler = MessageHandler(emptyList(), emptyList(), mutableListOf(eventHandler1, eventHandler2))
- handler.emitEvent(ircClient, ServerWelcome(TestConstants.time, "the.gibson", "acidBurn"))
-
- verify(eventHandler1).processEvent(same(ircClient), isA<ServerWelcome>())
- verify(eventHandler2).processEvent(same(ircClient), isA<ServerWelcome>())
- }
-
- @Test
- fun `mutates events in order`() {
- val eventMutator1 = mock<EventMutator> {
- on { mutateEvent(any(), isA<ServerWelcome>()) } doReturn listOf(ServerReady(TestConstants.time))
- }
- val eventMutator2 = mock<EventMutator> {
- on { mutateEvent(any(), isA<ServerReady>()) } doReturn listOf(ServerConnected(TestConstants.time))
- }
- val eventHandler = mock<EventHandler>()
-
- val handler = MessageHandler(emptyList(), listOf(eventMutator1, eventMutator2), mutableListOf(eventHandler))
- handler.emitEvent(ircClient, ServerWelcome(TestConstants.time, "the.gibson", "acidBurn"))
-
- verify(eventMutator1).mutateEvent(same(ircClient), isA<ServerWelcome>())
- verify(eventMutator2).mutateEvent(same(ircClient), isA<ServerReady>())
- verify(eventHandler).processEvent(same(ircClient), isA<ServerConnected>())
- verifyNoMoreInteractions(eventHandler)
- }
-
- @Test
- fun `allows mutators to fan out events`() {
- val eventMutator1 = mock<EventMutator> {
- on { mutateEvent(any(), isA<ServerWelcome>()) } doReturn listOf(
- ServerReady(TestConstants.time),
- ServerConnected(TestConstants.time)
- )
- }
- val eventMutator2 = mock<EventMutator> {
- on { mutateEvent(any(), isA<ServerReady>()) } doReturn listOf(ServerReady(TestConstants.time))
- on { mutateEvent(any(), isA<ServerConnected>()) } doReturn listOf(ServerConnected(TestConstants.time))
- }
- val eventHandler = mock<EventHandler>()
-
- val handler = MessageHandler(emptyList(), listOf(eventMutator1, eventMutator2), mutableListOf(eventHandler))
- handler.emitEvent(ircClient, ServerWelcome(TestConstants.time, "the.gibson", "acidBurn"))
-
- with (inOrder(eventMutator2, eventHandler)) {
- verify(eventMutator2).mutateEvent(same(ircClient), isA<ServerReady>())
- verify(eventMutator2).mutateEvent(same(ircClient), isA<ServerConnected>())
- verify(eventHandler).processEvent(same(ircClient), isA<ServerReady>())
- verify(eventHandler).processEvent(same(ircClient), isA<ServerConnected>())
- }
- }
-
- @Test
- fun `allows mutators to suppress events`() {
- val eventMutator1 = mock<EventMutator> {
- on { mutateEvent(any(), isA<ServerWelcome>()) } doReturn emptyList()
- }
- val eventMutator2 = mock<EventMutator>()
- val eventHandler = mock<EventHandler>()
-
- val handler = MessageHandler(emptyList(), listOf(eventMutator1, eventMutator2), mutableListOf(eventHandler))
- handler.emitEvent(ircClient, ServerWelcome(TestConstants.time, "the.gibson", "acidBurn"))
-
- verify(eventMutator2, never()).mutateEvent(any(), any())
- verify(eventHandler, never()).processEvent(any(), any())
- }
-
- }
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