Moved to app/Main, scheduler helper methods moved to unfinished test

build.sbt

@@ -5,7 +5,7 @@ ThisBuild / scalaVersion := "2.13.10"
 lazy val root = (project in file("."))
   .settings(
     name := "WeatherTool",
-    Compile / mainClass := Some("server.Main")
+    Compile / mainClass := Some("app.Main")
   )
 
 val http4sVersion = "0.23.18"

src/main/scala/app/Main.scala

@@ -1,8 +1,10 @@
-package server
+package app
+
 import cats.effect._
 import cats.implicits.catsSyntaxTuple2Parallel
 import db.{DBService, DataService}
 import fetch.{FetchService, FileFetchScheduler}
+import server.Server
 
 object Main extends IOApp {
   def run(args: List[String]): IO[ExitCode] = {

src/main/scala/fetch/FetchService.scala

@@ -12,7 +12,6 @@ import pureconfig._
 import pureconfig.generic.auto._
 
 import java.time.{LocalDate, LocalDateTime}
-import scala.concurrent.ExecutionContext.global
 
 final case class WeatherServerConfig(
     username: String,

src/main/scala/fetch/Scheduler.scala

@@ -1,7 +1,6 @@
 package fetch
 
 import cats.effect._
-import cats.effect.unsafe.implicits.global
 import cats.implicits.catsSyntaxApply
 import fs2.Stream
 import org.typelevel.log4cats.Logger
@@ -22,10 +21,6 @@ object Scheduler {
 class Scheduler(log: Logger[IO]) {
   private val downloadMinute = 31
 
-//  private def testTask: IO[Unit] = {
-//    log.info("Running task")
-//  }
-
   def durationToNextHalfHour(implicit clock: Clock[IO]): IO[FiniteDuration] = {
     clock.realTime.map { duration =>
       val now = LocalTime.ofSecondOfDay((duration.toMillis / 1000) % (24 * 60 * 60))
@@ -37,12 +32,6 @@ class Scheduler(log: Logger[IO]) {
     }
   }
 
-//  def run(implicit clock: Clock[IO]): Stream[IO, Nothing] = {
-//    Stream.eval(durationToNextHalfHour).flatMap { delay =>
-//      (Stream.sleep[IO](delay) ++ Stream.awakeEvery[IO](1.hour)).evalMap(_ => testTask).drain
-//    }
-//  }
-
   def scheduleTask(task: IO[Either[Throwable, (String, String)]]): Stream[IO, Either[Throwable, (String, String)]] = {
     Stream.eval(durationToNextHalfHour).flatMap { delay => {
       Stream.eval(log.info(s"Scheduler started with delay: ${delay.toMinutes} min")) *>
@@ -50,13 +39,4 @@ class Scheduler(log: Logger[IO]) {
         .evalMap(_ => task)
     }}
   }
-
-  // This is just for testing
-  def main(args: Array[String]): Unit = {
-//    run.compile.drain.unsafeRunSync()
-    for {
-      fetch <- FetchService.of
-      fetchTask = new FileNameService().generateCurrentHour.flatMap(fetch.fetchSingleFile)
-    } yield scheduleTask(fetchTask).compile.drain.unsafeRunSync()
-  }
-}
+}

src/test/scala/fetch/SchedulerSpec.scala

@@ -0,0 +1,25 @@
+package fetch
+
+import cats.effect.{Clock, IO}
+import fs2.Stream
+
+class SchedulerSpec {
+//    private def testTask: IO[Unit] = {
+//      log.info("Running task")
+//    }
+//
+//  def run(implicit clock: Clock[IO]): Stream[IO, Nothing] = {
+//    Stream.eval(durationToNextHalfHour).flatMap { delay =>
+//      (Stream.sleep[IO](delay) ++ Stream.awakeEvery[IO](1.hour)).evalMap(_ => testTask).drain
+//    }
+//  }
+//
+//  def main(args: Array[String]): Unit = {
+//    //    run.compile.drain.unsafeRunSync()
+//    for {
+//      scheduler <- Scheduler.of
+//      fetch <- FetchService.of
+//      fetchTask = new FileNameService().generateCurrentHour.flatMap(fetch.fetchSingleFile)
+//    } yield scheduler.scheduleTask(fetchTask).compile.drain.unsafeRunSync()
+//  }
+}