Add failing test

Author: Sporarum

scaladoc-testcases/src/tests/extensionParams.scala

@@ -1,22 +1,44 @@
 package tests.extensionParams
 
 extension [A](thiz: A)
-  def toTuple2[B](that: B): (A, B) = thiz -> that
-
+  def toTuple2[B](that: B): (A, B) 
+  = thiz -> that
 extension [A](a: A)(using Int)
-  def f[B](b: B): (A, B) = ???
+  def f1[B](b: B): (A, B) 
+  = ???
 
 extension [A](a: A)(using Int)
-  def ff(b: A): (A, A) = ???
+  def f2(b: A): (A, A) 
+  = ???
 
 extension [A](a: A)(using Int)
-  def fff(using String)(b: A): (A, A) = ???
+  def f3(using String)(b: A): (A, A) 
+  = ???
 
 extension (a: Char)(using Int)
-  def ffff(using String)(b: Int): Unit = ???
+  def f4(using String)(b: Int): Unit 
+  = ???
 
 extension (a: Char)(using Int)
-  def fffff[B](using String)(b: B): Unit = ???
+  def f5[B](using String)(b: B): Unit 
+  = ???
 
 extension [A <: List[Char]](a: A)(using Int)
-  def ffffff[B](b: B): (A, B) = ???
+  def f6[B](b: B): (A, B) 
+  = ???
+
+extension [A <: List[Char]](using String)(using Unit)(a: A)(using Int)(using Number)
+  def f7[B, C](b: B)(c: C): (A, B) 
+  = ???
+
+extension [A <: List[Char]](using String)(using Unit)(a: A)(using Int)(using Number)
+  def f8(b: Any)(c: Any): Any 
+  = ???
+
+extension [A <: List[Char]](using String)(using Unit)(a: A)(using Int)(using Number)
+  def f9[B, C](using Int)(b: B)(c: C): (A, B) 
+  = ???
+
+extension [A <: List[Char]](using String)(using Unit)(a: A)(using Int)(using Number)
+  def f10(using Int)(b: Any)(c: Any): Any 
+  = ???

scaladoc/test/dotty/tools/scaladoc/signatures/TranslatableSignaturesTestCases.scala

@@ -1,5 +1,7 @@
 package dotty.tools.scaladoc.signatures
 
+import java.security.Signature
+
 class GenericSignaftures extends SignatureTest("genericSignatures", Seq("class"))
 
 class ObjectSignatures extends SignatureTest("objectSignatures", Seq("object"))
@@ -22,6 +24,8 @@ class GenericMethodsTest extends SignatureTest("genericMethods", Seq("def"))
 
 class MethodsAndConstructors extends SignatureTest("methodsAndConstructors", Seq("def"))
 
+class ExtensionParams extends SignatureTest("extensionParams", SignatureTest.all)
+
 class TypesSignatures extends SignatureTest("typesSignatures", SignatureTest.all)
 
 class FieldsSignatures extends SignatureTest("fieldsSignatures", SignatureTest.all.filterNot(_ == "object"))