1 files changed, 40 insertions, 0 deletions
diff --git a/compiler/test/dotc/build.scala b/compiler/test/dotc/build.scala
new file mode 100644
index 000000000..b1c8db7c7
--- /dev/null
+++ b/compiler/test/dotc/build.scala
@@ -0,0 +1,40 @@
+package dotc
+
+import java.io.File
+
+object build extends tests {
+
+  private def deleteFilesInFolder(folder: File, deleteFolder: Boolean = false): Unit = {
+    val files = folder.listFiles()
+    if(files != null) { //some JVMs return null for empty dirs
+        for(f <- files) {
+            if(f.isDirectory) {
+              deleteFilesInFolder(f, deleteFolder = true)
+            } else {
+                f.delete()
+            }
+        }
+    }
+    if(deleteFolder) folder.delete()
+  }
+
+  def clearOutput() = {
+    deleteFilesInFolder(new File(defaultOutputDir)) // clear previous output
+    val keepFile = new File(defaultOutputDir + ".keep")
+    keepFile.createNewFile()
+  }
+
+  def main(args: Array[String]): Unit = {
+    println("----------  Building bootstrapped dotty-lib  ----------------------------------------------")
+    clearOutput()
+    dottyBootedLib
+    val p1 = Runtime.getRuntime.exec(Array("jar", "cf", "dotty-lib.jar", "-C", "out", "."))
+    p1.waitFor()
+
+    println("----------  Building bootstrapped dotty depending on dotty-lib compiled by dotty ----------")
+    clearOutput()
+    dottyDependsOnBootedLib
+    val p2 = Runtime.getRuntime.exec(Array("jar", "cf", "dotty.jar", "-C", "out", "."))
+    p2.waitFor()
+  }
+}