Wrote integration-style test for ApplyAlg

Author: Devon Stewart

modules/core/src/test/scala/org/scalasteward/core/nurture/ApplyAlgTest.scala

@@ -0,0 +1,169 @@
+package org.scalasteward.core.nurture
+
+import munit.ScalaCheckSuite
+import org.scalasteward.core.TestInstances._
+import org.scalasteward.core.data.{ProcessResult, RepoData, Update, UpdateData}
+
+import better.files.File
+import cats.Applicative
+import cats.effect.Blocker
+import cats.effect.Resource
+import cats.effect.{ConcurrentEffect, IO}
+import cats.effect.concurrent.Ref
+import org.http4s.HttpApp
+import org.http4s.client.Client
+import org.scalasteward.core.TestSyntax._
+import org.scalasteward.core.application.Config
+import org.scalasteward.core.application.Context
+import org.scalasteward.core.git.FileGitAlg
+import org.scalasteward.core.git.FileGitAlgTest.{master, Supplement}
+import org.scalasteward.core.git.GenGitAlg
+import org.scalasteward.core.git.{Branch, Commit, Sha1}
+import org.scalasteward.core.io.{FileAlg, ProcessAlg, WorkspaceAlg}
+import org.scalasteward.core.mock.MockContext
+import org.scalasteward.core.mock.MockContext.{config, mockRoot}
+import org.scalasteward.core.repocache._
+import org.scalasteward.core.repoconfig.RepoConfig
+import org.scalasteward.core.util.Nel
+import org.scalasteward.core.vcs.data.Repo
+
+class ApplyAlgTest extends ScalaCheckSuite {
+  implicit private val fileAlg: FileAlg[IO] = FileAlg.create[IO]
+  implicit private val workspaceAlg: WorkspaceAlg[IO] = WorkspaceAlg.create[IO](config)
+
+  def step0(implicit CE: ConcurrentEffect[IO]): Resource[IO, (ProcessAlg[IO], Context[IO])] = for {
+    blocker <- Blocker[IO]
+    config = Config.from(MockContext.args)
+    implicit0(client: Client[IO]) = Client.fromHttpApp[IO](HttpApp.notFound)
+    implicit0(fileAlg: FileAlg[IO]) = FileAlg.create[IO]
+    implicit0(processAlg: ProcessAlg[IO]) = ProcessAlg.create[IO](blocker, config.processCfg)
+    implicit0(workspaceAlg: WorkspaceAlg[IO]) = WorkspaceAlg.create[IO](config)
+    context <- Resource.liftF(Context.step1[IO](config))
+  } yield (processAlg, context)
+
+  def setupRepo(repo: Repo, identicalBranch: (Branch, Update.Single)): IO[Unit] =
+    step0.use { case (implicit0(processAlg: ProcessAlg[IO]), context) =>
+      import context.gitAlg
+      implicit val ioGitAlg: GenGitAlg[IO, File] =
+        new FileGitAlg[IO](config.gitCfg).contramapRepoF(Applicative[IO].pure)
+      val supplement = new Supplement[IO]
+      val repoDir = mockRoot / "workspace" / "repos" / repo.owner / repo.repo
+      for {
+        _ <- supplement.createRepo(repoDir)
+        _ <- fileAlg.writeFile(
+          repoDir / "build.sbt",
+          """libraryDependency += "foo" % "bar" % "1.2.3" """
+        )
+        _ <- supplement.git("add", "build.sbt")(repoDir)
+        _ <- gitAlg.commitAll(repo, "Initial commit")
+        // Create another simulated curated update branch with
+        _ <- gitAlg.createBranch(repo, identicalBranch._1)
+        _ <- fileAlg.writeFile(
+          repoDir / "build.sbt",
+          s"""libraryDependency += "foo" % "bar" % "${identicalBranch._2.newerVersions.head}" """
+        )
+        _ <- supplement.git("add", "build.sbt")(repoDir)
+        _ <- gitAlg.commitAll(repo, "Update bar to 1.2.4")
+        _ <- gitAlg.checkoutBranch(repo, master)
+      } yield ()
+    }
+
+  test("Ensure unique patchesets are pushed") {
+    val firstChangeset =
+      (Branch("update/foo-1.2.4"), Update.Single("foo" % "bar" % "1.2.3", Nel.one("1.2.4")))
+    val duplicateChangeset = (
+      Branch("update/foo-duplicate-1.2.4"),
+      Update.Single("foo" % "bar" % "1.2.3", Nel.one("1.2.4"))
+    )
+    val res = ({
+      def pushCommits(
+          seenBranchesRef: Ref[IO, List[Branch]]
+      ): (UpdateData, List[Commit]) => IO[ProcessResult] = { (data, _) =>
+        for {
+          _ <- seenBranchesRef.update(data.updateBranch :: _)
+        } yield ProcessResult.Updated
+      }
+
+      val createPullRequest: UpdateData => IO[ProcessResult] = _ => IO.pure(ProcessResult.Updated)
+
+      val repo = Repo("myorg", "myrepo")
+      val fork = Repo("myfork", "myrepo")
+      step0.use { case (implicit0(processAlg: ProcessAlg[IO]), context) =>
+        for {
+          _ <- setupRepo(repo, firstChangeset)
+          seenBranchesRef <- Ref[IO].of(List.empty[Branch])
+          sha1 <- IO.fromEither(Sha1.from("adc83b19e793491b1c6ea0fd8b46cd9f32e592fc"))
+          firstData = UpdateData(
+            RepoData(
+              repo,
+              RepoCache(sha1, List.empty, Option.empty),
+              RepoConfig()
+            ),
+            fork,
+            firstChangeset._2,
+            master,
+            sha1,
+            Branch("bump")
+          )
+          secondData = firstData.copy(
+            updateBranch = duplicateChangeset._1,
+            update = duplicateChangeset._2
+          )
+          seenBranches <- seenBranchesRef.getAndUpdate(identity _)
+          res1 <- context.applyAlg.applyNewUpdate(
+            firstData,
+            seenBranches,
+            pushCommits(seenBranchesRef),
+            createPullRequest
+          )
+          seenBranches <- seenBranchesRef.getAndUpdate(identity _)
+          res2 <- context.applyAlg.applyNewUpdate(
+            secondData,
+            seenBranches,
+            pushCommits(seenBranchesRef),
+            createPullRequest
+          )
+        } yield (res1, res2)
+      }
+    }).unsafeRunSync()
+
+    assertEquals(res, (ProcessResult.Updated, ProcessResult.Ignored))
+  }
+
+  test("Ensure non-unique patchesets are not pushed") {
+    val identicalBranch =
+      (Branch("update/foo-1.2.4"), Update.Single("foo" % "bar" % "1.2.3", Nel.one("1.2.4")))
+    val res = ({
+      val pushCommits: (UpdateData, List[Commit]) => IO[ProcessResult] =
+        (_, _) => IO.pure(ProcessResult.Updated)
+
+      val createPullRequest: UpdateData => IO[ProcessResult] = _ => IO.pure(ProcessResult.Updated)
+
+      val repo = Repo("myorg", "myrepo")
+      val fork = Repo("myfork", "myrepo")
+      step0.use { case (implicit0(processAlg: ProcessAlg[IO]), context) =>
+        for {
+          _ <- setupRepo(repo, identicalBranch)
+          seenBranchesRef <- Ref[IO].of(List(identicalBranch._1))
+          sha1 <- IO.fromEither(Sha1.from("adc83b19e793491b1c6ea0fd8b46cd9f32e592fc"))
+          data = UpdateData(
+            RepoData(
+              repo,
+              RepoCache(sha1, List.empty, Option.empty),
+              RepoConfig()
+            ),
+            fork,
+            identicalBranch._2,
+            master,
+            sha1,
+            Branch("bump")
+          )
+          seenBranches <- seenBranchesRef.getAndUpdate(identity _)
+          res <- context.applyAlg.applyNewUpdate(data, seenBranches, pushCommits, createPullRequest)
+        } yield res
+      }
+    }).unsafeRunSync()
+
+    assertEquals(res, ProcessResult.Ignored)
+  }
+}