Do dot disallow all pickling tests with java files

Author: nicolasstucki

compiler/test/dotc/pos-test-pickling.blacklist

@@ -27,8 +27,10 @@ t2712-5.scala
 t2726
 t2741
 t284-pos.scala
+t3249
 t3419
 t3452f.scala
+t3486
 t3612.scala
 t3864
 t3999

compiler/test/dotc/run-test-pickling.blacklist

@@ -4,6 +4,10 @@ i5257.scala
 lazy-implicit-lists.scala
 lazy-implicit-nums.scala
 lazy-traits.scala
+t3452d
+t3452e
+t3452g
+t7374
 t8133
 t8133b
 tuples1.scala

compiler/test/dotty/tools/dotc/CompilationTests.scala

@@ -92,7 +92,6 @@ class CompilationTests extends ParallelTesting {
     compileFilesInDir("tests/pos", defaultOptions) +
     compileFilesInDir("tests/pos-deep-subtype", allowDeepSubtypes) +
     compileFilesInDir("tests/pos-kind-polymorphism", defaultOptions and "-Ykind-polymorphism") +
-    compileDir("tests/pos/i1137-1", defaultOptions) +
     compileFile(
       // succeeds despite -Xfatal-warnings because of -nowarn
       "tests/neg-custom-args/fatal-warnings/xfatalWarnings.scala",

compiler/test/dotty/tools/vulpix/ParallelTesting.scala

@@ -1246,7 +1246,7 @@ trait ParallelTesting extends RunnerOrchestration { self =>
     def ignoreDir(dir: JFile): Boolean = {
       // Pickler tests stop after pickler not producing class/tasty files. The second part of the compilation
       // will not be able to compile due to the missing artifacts from the first part.
-      isPicklerTest && dir.listFiles().exists(file => file.getName.endsWith(".java") || file.getName.endsWith("_2.scala"))
+      isPicklerTest && dir.listFiles().exists(file => file.getName.endsWith("_2.scala") || file.getName.endsWith("_2.java"))
     }
     val targets =
       files.map(f => JointCompilationSource(testGroup.name, Array(f), flags, createOutputDirsForFile(f, sourceDir, outDir))) ++