CommandStreamChannelTest

src/test/kotlin/eventDemo/libs/command/CommandStreamChannelTest.kt

@@ -0,0 +1,48 @@
+package eventDemo.libs.command
+
+import io.kotest.core.spec.style.FunSpec
+import io.ktor.websocket.Frame
+import io.mockk.mockk
+import io.mockk.verify
+import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+
+class CommandTest(
+    override val id: CommandId,
+) : Command
+
+class CommandStreamChannelTest :
+    FunSpec({
+
+        test("send and receive") {
+            val command = CommandTest(CommandId())
+            val command2 = CommandTest(CommandId())
+            val command3 = CommandTest(CommandId())
+
+            val channel = Channel<Frame>()
+            val stream =
+                CommandStreamChannel<CommandTest>(
+                    incoming = channel,
+                    outgoing = channel,
+                    serializer = { it.id.toString() },
+                    deserializer = { CommandTest(CommandId(it)) },
+                )
+
+            val spyCall: () -> Unit = mockk(relaxed = true)
+            runBlocking {
+                launch {
+                    stream.process {
+                        println("In action ${it.id}")
+                        spyCall()
+                    }
+                }
+                launch {
+                    stream.send(command, command2)
+                    stream.send(command3)
+                    channel.close()
+                }.join()
+                verify(exactly = 3) { spyCall() }
+            }
+        }
+    })