WIP: Add test case for curried method

Author: zeptometer

tests/run-macros/i17105.check

@@ -1 +1,2 @@
-str_from_macro 1st 2nd
+test single: (1st case arg1) outside
+test curried: (2nd case arg1, arg2) outside

tests/run-macros/i17105/Macro_1.scala

@@ -4,7 +4,9 @@ inline def testExpr(inline body: Any) = ${ testExprImpl('body) }
 def testExprImpl(body: Expr[Any])(using Quotes): Expr[String] =
   body match
     case '{ def g(y: String) = "placeholder" + y; $a(g): String } =>
-      '{ $a((z:String) => "str_from_macro " + z) }
+      '{ $a((z: String) => s"(1st case ${z})") }
+    case '{ def g(y: String)(z: String) = "placeholder" + y; $a(g): String } =>
+      '{ $a((z1: String) => (z2: String) =>  s"(2nd case ${z1}, ${z2})") }
     case _ => Expr("not matched")
 
 // TODO issue-17105: Clean this up if not neccessary

tests/run-macros/i17105/Test_2.scala

@@ -1,2 +1,3 @@
 @main def Test: Unit =
-  println(testExpr { def f(x: String) = "placeholder" + x; f("1st") + " 2nd" })
+  println("test single: " + testExpr { def f(x: String) = "placeholder" + x; f("arg1") + " outside" })
+  println("test curried: " + testExpr { def f(x: String)(y: String) = "placeholder" + x; f("arg1")("args2") + " outside" })