Add test

Author: wojtekmach

test/ex_doc/formatter/html_test.exs

@@ -195,6 +195,8 @@ defmodule ExDoc.Formatter.HTMLTest do
 
     content = File.read!("#{output_dir()}/CustomBehaviourOne-callback-greet.html")
     assert content =~ "You're seeing just the callback <code>greet</code>"
+
+    assert Path.wildcard("#{output_dir()}/CompiledWithDocs-*slashes.html") == []
   end
 
   test "generates all listing files" do

test/fixtures/compiled_with_docs.ex

@@ -39,6 +39,8 @@ defmodule CompiledWithDocs do
   # Check that delegate autogenerate docs
   defdelegate flatten(hello), to: List
 
+  def unquote(:"name/with/slashes")(), do: :ok
+
   defmodule Nested do
   end
 end