Fix external location tests

Author: romanowski

scala3doc/src/dotty/dokka/tasty/ClassLikeSupport.scala

@@ -244,7 +244,7 @@ trait ClassLikeSupport:
 
     def getParentsAsLinkToTypes: List[LinkToType] =
       c.getParentsAsTreeSymbolTuples.map {
-        (tree, symbol) => LinkToType(tree.dokkaType.asSignature, symbol.dri, bareClasslikeKind(symbol))
+        (tree, symbol) => LinkToType(tree.asSignature, symbol.dri, bareClasslikeKind(symbol))
       }
 
     def getParentsAsTreeSymbolTuples: List[(Tree, Symbol)] =

scala3doc/src/dotty/renderers/Locations.scala

@@ -105,7 +105,8 @@ trait Locations(using ctx: DocContext):
 
     // TODO Add tests for it!
     def constructPathForScala3doc(dri: DRI): String =
-      docURL + dri.asFileLocation + extension + "#" + dri.anchor
+      val base = docURL + dri.asFileLocation + extension
+      if dri.anchor.isEmpty then base else base + "#" + dri.anchor
 
     link.kind match {
       case DocumentationKind.Javadoc => constructPathForJavadoc(dri)

scala3doc/test/dotty/dokka/ExternalLocationProviderIntegrationTest.scala

@@ -32,7 +32,7 @@ class Scala3docExternalLocationProviderIntegrationTest extends ExternalLocationP
   List(".*scala.*::scala3doc::https://dotty.epfl.ch/api/"),
   List(
     "https://dotty.epfl.ch/api/scala/collection/immutable/Map.html",
-    "https://dotty.epfl.ch/api/scala/Predef$.html",
+    "https://dotty.epfl.ch/api/scala/Predef$.html#String",
     "https://dotty.epfl.ch/api/scala/util/matching/Regex$$Match.html"
   )
 )