[1.x] Add scripted test for #1507

internal/zinc-scripted/src/test/scala/sbt/internal/inc/IncHandler.scala

@@ -225,6 +225,9 @@ class IncHandler(directory: Path, cacheDir: Path, scriptedLog: ManagedLogger, co
     onArgs("checkIterations") {
       case (p, x :: Nil, i) => p.checkNumberOfCompilerIterations(i, x.toInt)
     },
+    onArgs("checkNumberOfLibraries") {
+      case (p, x :: Nil, i) => p.checkNumberOfLibraries(i, x.toInt)
+    },
     onArgs("checkCycles") {
       case (p, x :: Nil, i) => p.checkNumberOfCycles(i, x.toInt)
     },
@@ -525,6 +528,14 @@ case class ProjectStructure(
       ()
     }
 
+  def checkNumberOfLibraries(i: IncState, expected: Int): Future[Unit] =
+    compile(i).map { analysis =>
+      val count = analysis.stamps.libraries.size
+      val msg = s"analysis.stamps.libraries.size = $count (expected $expected)"
+      assert(count == expected, msg)
+      ()
+    }
+
   def run(i: IncState, params: Seq[String]): Future[Unit] =
     compile(i).map { analysis =>
       discoverMainClasses(Some(analysis.apis)) match {

zinc/src/sbt-test/source-dependencies/anon-class-dep/A/Refined.scala

@@ -0,0 +1,8 @@
+package A
+
+class SRC[_]
+class Refined {
+  def select() = new {
+    def using(opt: Option[SRC[_]] => Some[SRC[_]]) = opt
+  }
+}

zinc/src/sbt-test/source-dependencies/anon-class-dep/B/Client.scala

@@ -0,0 +1,7 @@
+package B
+
+import A.Refined
+
+class Client {
+  def temp = new Refined().select().using(null)
+}

zinc/src/sbt-test/source-dependencies/anon-class-dep/build.json

@@ -0,0 +1,15 @@
+{
+  "projects": [
+    {
+      "name": "B",
+      "dependsOn": [
+        "A"
+      ],
+      "scalaVersion": "2.13.x"
+    },
+    {
+      "name": "A",
+      "scalaVersion": "2.13.x"
+    }
+  ]
+}

zinc/src/sbt-test/source-dependencies/anon-class-dep/test

@@ -0,0 +1,2 @@
+> B/compile
+> B/checkNumberOfLibraries 1