This test checks basic functionality for renaming (=changing) a function
signature.

-- go.mod --
module example.com

go 1.20

-- a/a.go --
package a

//@rename(Foo, "func(i int, s string)", unchanged)
//@rename(Foo, "func(s string, i int)", reverse)
//@rename(Foo, "func(s string)", dropi)
//@rename(Foo, "func(i int)", drops)
//@rename(Foo, "func()", dropboth)
//@renameerr(Foo, "func(i int, s string, t bool)", "not yet supported")
//@renameerr(Foo, "func(i string)", "not yet supported")
//@renameerr(Foo, "func(i int, s string) int", "not yet supported")

func Foo(i int, s string) { //@loc(Foo, "func")
}

func _() {
	Foo(0, "hi")
}
-- @dropboth/a/a.go --
@@ -12 +12 @@
-func Foo(i int, s string) { //@loc(Foo, "func")
+func Foo() { //@loc(Foo, "func")
@@ -16 +16 @@
-	Foo(0, "hi")
+	Foo()
-- @dropi/a/a.go --
@@ -12 +12 @@
-func Foo(i int, s string) { //@loc(Foo, "func")
+func Foo(s string) { //@loc(Foo, "func")
@@ -16 +16 @@
-	Foo(0, "hi")
+	Foo("hi")
-- @drops/a/a.go --
@@ -12 +12 @@
-func Foo(i int, s string) { //@loc(Foo, "func")
+func Foo(i int) { //@loc(Foo, "func")
@@ -16 +16 @@
-	Foo(0, "hi")
+	Foo(0)
-- @reverse/a/a.go --
@@ -12 +12 @@
-func Foo(i int, s string) { //@loc(Foo, "func")
+func Foo(s string, i int) { //@loc(Foo, "func")
@@ -16 +16 @@
-	Foo(0, "hi")
+	Foo("hi", 0)
-- @unchanged/a/a.go --
