Correctly link to docs from index page

scala3doc/src/dotty/dokka/site/StaticSiteLocationProvider.scala

@@ -30,6 +30,10 @@ class StaticSiteLocationProvider(pageNode: RootPageNode)(using ctx: DokkaContext
   extends DokkaLocationProvider(pageNode, ctx, ".html"):
     private def updatePageEntry(page: PageNode, jpath: JList[String]): JList[String] =
       page match
+        case page: ContentPage if page.getDri.contains(docsDRI) =>
+           JList("docs", "index")
+        case page: ContentPage if page.getDri.contains(docsRootDRI) =>
+           JList("index")
         case page: StaticPageNode =>
           summon[DocContext].staticSiteContext.fold(jpath) { context =>
             val rawFilePath = context.root.toPath.relativize(page.template.file.toPath)
@@ -55,8 +59,6 @@ class StaticSiteLocationProvider(pageNode: RootPageNode)(using ctx: DokkaContext
             }
           }
 
-        case page: ContentPage if page.getDri.contains(docsDRI) =>
-           JList("docs", "index")
         case page: ContentPage if page.getDri.contains(apiPageDRI) =>
           JList("api", "index")
         case _ if jpath.size() > 1 && jpath.get(0) ==   "--root--" && jpath.get(1) == "-a-p-i" =>

scala3doc/src/dotty/dokka/site/common.scala

@@ -22,8 +22,8 @@ import org.jetbrains.dokka.pages._
 
 import scala.collection.JavaConverters._
 
-val docsRootDRI: DRI = mkDRI("_.docs")
-val docsDRI: DRI = mkDRI(extra = "_docs_level_index")
+val docsRootDRI: DRI = mkDRI("_.index.md")
+val docsDRI: DRI = mkDRI("_.docs/index.md")
 val apiPageDRI: DRI = mkDRI(packageName = "api", extra = "__api__")
 
 val defaultMarkdownOptions: DataHolder =

scala3doc/test-documentations/basic/index.md

@@ -3,4 +3,6 @@ title: Basic test
 ---
 # Header
 
+[Link to docs](docs/index.html) [Link to docs2](docs/index.md)
+
 And a text!

scala3doc/test/dotty/dokka/site/SiteGeneratationTest.scala

@@ -41,6 +41,12 @@ class SiteGeneratationTest:
       val found = d.select(selector).eachText.asScala
       assertEquals(niceMsg(s"Context does not match for '$selector'"), expected.toList, found.toList)
 
+    def assertAttr(selector: String, attr: String, expected: String*) =
+      assertFalse(niceMsg("Selector not found"), d.select(selector).isEmpty)
+      val found = d.select(selector).eachAttr(attr).asScala
+      assertEquals(niceMsg(s"Attribute $attr does not match for '$selector'"), expected.toList, found.toList)
+
+
   def withHtmlFile(path: Path)(op: DocumentContext => Unit) = {
     assertTrue(s"File at $path does not exisits!", Files.exists(path))
     val content = new String(Files.readAllBytes(path), Charset.defaultCharset())
@@ -51,21 +57,29 @@ class SiteGeneratationTest:
   @Test
   def basicTest() = withGeneratedSite(testDocPath.resolve("basic")){ dest =>
 
-    def checkFile(path: String)(title: String, header: String, parents: Seq[String] = Nil) =
-      withHtmlFile(dest.resolve(path)){ content  =>
-        content.assertTextsIn(".projectName", projectName)
-        content.assertTextsIn(".projectVersion", projectVersion)
-        content.assertTextsIn("h1", header)
-        content.assertTextsIn("title", title)
-        content.assertTextsIn(".breadcrumbs a", (parents :+ title):_*)
-    }
+    def checkFile(path: String)(
+      title: String,
+      header: String,
+      parents: Seq[String] = Nil,
+      checks: DocumentContext => Unit = _ => ()) =
+        withHtmlFile(dest.resolve(path)){ content  =>
+          content.assertTextsIn(".projectName", projectName)
+          content.assertTextsIn(".projectVersion", projectVersion)
+          content.assertTextsIn("h1", header)
+          content.assertTextsIn("title", title)
+          content.assertTextsIn(".breadcrumbs a", (parents :+ title):_*)
+          checks(content)
+        }
 
-    checkFile("index.html")(title = "Basic test", header = "Header", parents = Seq(projectName))
+    def indexLinks(content: DocumentContext) =
+        content.assertAttr("p a","href", "docs/index.html","docs/index.html" )
+
+    checkFile("index.html")(title = "Basic test", header = "Header", parents = Seq(projectName), indexLinks)
     checkFile("docs/Adoc.html")(title = "Adoc", header = "Header in Adoc", parents = Seq(projectName))
     checkFile("docs/Adoc.html")(title = "Adoc", header = "Header in Adoc", parents = Seq(projectName))
     checkFile("docs/dir/index.html")(title = "A directory", header = "A directory", parents = Seq(projectName))
     checkFile("docs/dir/nested.html")(
       title = "Nested in a directory", header = "Nested in a directory", parents = Seq(projectName, "A directory"))
 
     checkFile("docs/index.html")(title = projectName, header = s"$projectName in header")
-  }
+  }