diff --git a/tests/run-with-compiler/i3947b.check b/tests/run-with-compiler/i3947b.check
index decf57290735..dd712b7023e2 100644
--- a/tests/run-with-compiler/i3947b.check
+++ b/tests/run-with-compiler/i3947b.check
@@ -7,21 +7,3 @@ byte
 
 classOf[Char].getCanonicalName()
 char
-
-classOf[Short].getCanonicalName()
-short
-
-classOf[Int].getCanonicalName()
-int
-
-classOf[Long].getCanonicalName()
-long
-
-classOf[Float].getCanonicalName()
-float
-
-classOf[Double].getCanonicalName()
-double
-
-classOf[Unit].getCanonicalName()
-void
diff --git a/tests/run-with-compiler/i3947b.scala b/tests/run-with-compiler/i3947b.scala
index 404c7980aba2..365dd7e0085d 100644
--- a/tests/run-with-compiler/i3947b.scala
+++ b/tests/run-with-compiler/i3947b.scala
@@ -18,12 +18,6 @@ object Test {
     test(classOf[Boolean])
     test(classOf[Byte])
     test(classOf[Char])
-    test(classOf[Short])
-    test(classOf[Int])
-    test(classOf[Long])
-    test(classOf[Float])
-    test(classOf[Double])
-    test(classOf[Unit])
   }
 
 }
diff --git a/tests/run-with-compiler/i3947b2.check b/tests/run-with-compiler/i3947b2.check
new file mode 100644
index 000000000000..2b18c14d8b71
--- /dev/null
+++ b/tests/run-with-compiler/i3947b2.check
@@ -0,0 +1,9 @@
+
+classOf[Short].getCanonicalName()
+short
+
+classOf[Int].getCanonicalName()
+int
+
+classOf[Long].getCanonicalName()
+long
diff --git a/tests/run-with-compiler/i3947b2.scala b/tests/run-with-compiler/i3947b2.scala
new file mode 100644
index 000000000000..0e536e0a224e
--- /dev/null
+++ b/tests/run-with-compiler/i3947b2.scala
@@ -0,0 +1,23 @@
+
+import scala.quoted._
+import dotty.tools.dotc.quoted.Toolbox._
+
+object Test {
+
+  def main(args: Array[String]): Unit = {
+
+    def test[T](clazz: java.lang.Class[T]): Unit = {
+      val lclazz = clazz.toExpr
+      val name = '{ (~lclazz).getCanonicalName }
+      println()
+      println(name.show)
+      println(name.run)
+    }
+
+    // primitives
+    test(classOf[Short])
+    test(classOf[Int])
+    test(classOf[Long])
+  }
+
+}
diff --git a/tests/run-with-compiler/i3947b3.check b/tests/run-with-compiler/i3947b3.check
new file mode 100644
index 000000000000..074ba0e0693d
--- /dev/null
+++ b/tests/run-with-compiler/i3947b3.check
@@ -0,0 +1,9 @@
+
+classOf[Float].getCanonicalName()
+float
+
+classOf[Double].getCanonicalName()
+double
+
+classOf[Unit].getCanonicalName()
+void
diff --git a/tests/run-with-compiler/i3947b3.scala b/tests/run-with-compiler/i3947b3.scala
new file mode 100644
index 000000000000..a701166caaa9
--- /dev/null
+++ b/tests/run-with-compiler/i3947b3.scala
@@ -0,0 +1,23 @@
+
+import scala.quoted._
+import dotty.tools.dotc.quoted.Toolbox._
+
+object Test {
+
+  def main(args: Array[String]): Unit = {
+
+    def test[T](clazz: java.lang.Class[T]): Unit = {
+      val lclazz = clazz.toExpr
+      val name = '{ (~lclazz).getCanonicalName }
+      println()
+      println(name.show)
+      println(name.run)
+    }
+
+    // primitives
+    test(classOf[Float])
+    test(classOf[Double])
+    test(classOf[Unit])
+  }
+
+}
diff --git a/tests/run-with-compiler/i3947d.check b/tests/run-with-compiler/i3947d.check
index 075a44674d87..c54f219fedfc 100644
--- a/tests/run-with-compiler/i3947d.check
+++ b/tests/run-with-compiler/i3947d.check
@@ -7,12 +7,3 @@ Foo.Bar
 
 classOf[Foo.Baz].getCanonicalName()
 Foo.Baz
-
-classOf[foo.Foo].getCanonicalName()
-foo.Foo
-
-classOf[foo.Foo#Bar].getCanonicalName()
-foo.Foo.Bar
-
-classOf[foo.Foo.Baz].getCanonicalName()
-foo.Foo.Baz
diff --git a/tests/run-with-compiler/i3947d.scala b/tests/run-with-compiler/i3947d.scala
index 74dfd0089a32..63977a8f6543 100644
--- a/tests/run-with-compiler/i3947d.scala
+++ b/tests/run-with-compiler/i3947d.scala
@@ -17,10 +17,6 @@ object Test {
     test(classOf[Foo])
     test(classOf[Foo#Bar])
     test(classOf[Foo.Baz])
-
-    test(classOf[foo.Foo])
-    test(classOf[foo.Foo#Bar])
-    test(classOf[foo.Foo.Baz])
   }
 
 }
@@ -32,12 +28,3 @@ class Foo {
 object Foo {
   class Baz
 }
-
-package foo {
-  class Foo {
-    class Bar
-  }
-  object Foo {
-    class Baz
-  }
-}
diff --git a/tests/run-with-compiler/i3947d2.check b/tests/run-with-compiler/i3947d2.check
new file mode 100644
index 000000000000..e0caebc39549
--- /dev/null
+++ b/tests/run-with-compiler/i3947d2.check
@@ -0,0 +1,9 @@
+
+classOf[foo.Foo].getCanonicalName()
+foo.Foo
+
+classOf[foo.Foo#Bar].getCanonicalName()
+foo.Foo.Bar
+
+classOf[foo.Foo.Baz].getCanonicalName()
+foo.Foo.Baz
diff --git a/tests/run-with-compiler/i3947d2.scala b/tests/run-with-compiler/i3947d2.scala
new file mode 100644
index 000000000000..3c4ea585b4e7
--- /dev/null
+++ b/tests/run-with-compiler/i3947d2.scala
@@ -0,0 +1,31 @@
+
+import scala.quoted._
+import dotty.tools.dotc.quoted.Toolbox._
+
+object Test {
+
+  def main(args: Array[String]): Unit = {
+
+    def test[T](clazz: java.lang.Class[T]): Unit = {
+      val lclazz = clazz.toExpr
+      val name = '{ (~lclazz).getCanonicalName }
+      println()
+      println(name.show)
+      println(name.run)
+    }
+
+    test(classOf[foo.Foo])
+    test(classOf[foo.Foo#Bar])
+    test(classOf[foo.Foo.Baz])
+  }
+
+}
+
+package foo {
+  class Foo {
+    class Bar
+  }
+  object Foo {
+    class Baz
+  }
+}