set dest directory of dotc_core_nocheck to ./out

Author: liufengyun

test/dotc/tests.scala

@@ -1,7 +1,8 @@
 package dotc
 
 import test._
-import org.junit.Test
+import org.junit.{Before, Test}
+
 import scala.reflect.io.Directory
 import scala.io.Source
 
@@ -10,19 +11,19 @@ class tests extends CompilerTest {
 
   def isRunByJenkins: Boolean = sys.props.isDefinedAt("dotty.jenkins.build")
 
+  val defaultOutputDir = "./out/"
+
   val noCheckOptions = List(
 //        "-verbose",
 //         "-Ylog:frontend",
 //        "-Xprompt",
 //        "-explaintypes",
 //        "-Yshow-suppressed-errors",
+        "-d", defaultOutputDir,
         "-pagewidth", "160")
 
-  val defaultOutputDir = "./out/"
-
-  implicit val defaultOptions = noCheckOptions ++ List(
-      "-Yno-deep-subtypes", "-Yno-double-bindings", "-Yforce-sbt-phases",
-      "-d", defaultOutputDir) ++ {
+  implicit val defaultOptions = noCheckOptions ++
+    List("-Yno-deep-subtypes", "-Yno-double-bindings", "-Yforce-sbt-phases") ++ {
     if (isRunByJenkins) List("-Ycheck:tailrec,resolveSuper,mixin,restoreScopes,labelDef") // should be Ycheck:all, but #725
     else List("-Ycheck:tailrec,resolveSuper,mixin,restoreScopes,labelDef")
   }
@@ -55,6 +56,12 @@ class tests extends CompilerTest {
   val dottyReplDir   = dotcDir + "repl/"
   val typerDir  = dotcDir + "typer/"
 
+  @Before def cleanup(): Unit = {
+    // remove class files from stdlib and tests compilation
+    Directory(defaultOutputDir + "scala").deleteRecursively()
+    Directory(defaultOutputDir + "java").deleteRecursively()
+  }
+
   @Test def pickle_pickleOK = compileDir(testsDir, "pickling", testPickling)
 // This directory doesn't exist anymore
 // @Test def pickle_pickling = compileDir(coreDir, "pickling", testPickling)
@@ -288,10 +295,6 @@ class tests extends CompilerTest {
   @Test def tasty_tests = compileDir(testsDir, "tasty", testPickling)
 
   @Test def tasty_bootstrap = {
-    // remove class files from stdlib and tests compilation
-    Directory(defaultOutputDir + "scala").deleteRecursively()
-    Directory(defaultOutputDir + "java").deleteRecursively()
-
     val opt = List("-classpath", defaultOutputDir, "-Ylog-classpath")
     // first compile dotty
     compileDir(dottyDir, ".", List("-deep", "-Ycheck-reentrant", "-strict"))(allowDeepSubtypes)