1 files changed, 103 insertions, 0 deletions
diff --git a/scalajslib/test/src/NodeJSConfigTests.scala b/scalajslib/test/src/NodeJSConfigTests.scala
new file mode 100644
index 00000000..d9e6b45b
--- /dev/null
+++ b/scalajslib/test/src/NodeJSConfigTests.scala
@@ -0,0 +1,103 @@
+package mill.scalajslib
+
+import mill._
+import mill.define.Discover
+import mill.eval.Evaluator
+import mill.scalalib.{CrossScalaModule, DepSyntax}
+import mill.util.{TestEvaluator, TestUtil}
+import utest._
+import mill.scalajslib.api._
+
+object NodeJSConfigTests extends TestSuite {
+  val workspacePath =  TestUtil.getOutPathStatic() / "hello-js-world"
+  val scalaVersion = "2.12.4"
+  val scalaJSVersion = "0.6.22"
+  val utestVersion = "0.6.3"
+  val nodeArgsEmpty = List()
+  val nodeArgs2G = List("--max-old-space-size=2048")
+  val nodeArgs4G = List("--max-old-space-size=4096")
+
+  trait HelloJSWorldModule extends CrossScalaModule with ScalaJSModule {
+    override def millSourcePath = workspacePath
+    def publishVersion = "0.0.1-SNAPSHOT"
+    override def mainClass = Some("Main")
+  }
+
+  object HelloJSWorld extends TestUtil.BaseModule {
+    val matrix = for {
+      scala <- Seq(scalaVersion)
+      nodeArgs <- Seq(nodeArgsEmpty, nodeArgs2G)
+    } yield (scala, nodeArgs)
+
+    object helloJsWorld extends Cross[BuildModule](matrix:_*)
+    class BuildModule(val crossScalaVersion: String, nodeArgs: List[String]) extends HelloJSWorldModule {
+      override def artifactName = "hello-js-world"
+      def scalaJSVersion = NodeJSConfigTests.scalaJSVersion
+      override def nodeJSConfig = T { NodeJSConfig(args = nodeArgs) }
+    }
+
+    object buildUTest extends Cross[BuildModuleUtest](matrix:_*)
+    class BuildModuleUtest(crossScalaVersion: String, nodeArgs: List[String])
+      extends BuildModule(crossScalaVersion, nodeArgs) {
+      object test extends super.Tests {
+        override def sources = T.sources{ millSourcePath / 'src / 'utest }
+        def testFrameworks = Seq("utest.runner.Framework")
+        override def ivyDeps = Agg(
+          ivy"com.lihaoyi::utest::$utestVersion"
+        )
+        override def nodeJSConfig = T { NodeJSConfig(args = nodeArgs) }
+      }
+    }
+
+    override lazy val millDiscover = Discover[this.type]
+  }
+
+  val millSourcePath = os.pwd / 'scalajslib / 'test / 'resources / "hello-js-world"
+
+  val helloWorldEvaluator = TestEvaluator.static(HelloJSWorld)
+
+  val mainObject = helloWorldEvaluator.outPath / 'src / "Main.scala"
+
+  def tests: Tests = Tests {
+    prepareWorkspace()
+
+    def checkLog(command: define.Command[_], nodeArgs: List[String], notNodeArgs: List[String]) = {
+      helloWorldEvaluator(command)
+      val paths = Evaluator.resolveDestPaths(
+        helloWorldEvaluator.outPath,
+        command.ctx.segments
+      )
+      val log = os.read(paths.log)
+      assert(
+        nodeArgs.forall(log.contains),
+        notNodeArgs.forall(!log.contains(_))
+      )
+    }
+
+    'test - {
+
+      def checkUtest(nodeArgs: List[String], notNodeArgs: List[String]) = {
+        checkLog(HelloJSWorld.buildUTest(scalaVersion, nodeArgs).test.test(), nodeArgs, notNodeArgs)
+      }
+
+      'test - checkUtest(nodeArgsEmpty, nodeArgs2G)
+      'test2G - checkUtest(nodeArgs2G, nodeArgs4G)
+    }
+
+    def checkRun(nodeArgs: List[String], notNodeArgs: List[String]): Unit = {
+      checkLog(HelloJSWorld.helloJsWorld(scalaVersion, nodeArgs).run(), nodeArgs, notNodeArgs)
+    }
+
+    'run - {
+      'run - checkRun(nodeArgsEmpty, nodeArgs2G)
+      'run2G - checkRun(nodeArgs2G, nodeArgs4G)
+    }
+  }
+
+  def prepareWorkspace(): Unit = {
+    os.remove.all(workspacePath)
+    os.makeDir.all(workspacePath / os.up)
+    os.copy(millSourcePath, workspacePath)
+  }
+
+}