test: add test for findTypeLoop with symbols from other packages

CL 274294 improved findTypeLoop but also fixed a new found bug on master
branch. This Cl adds test cases for this.

Updates #44266

Change-Id: Ie4a07a3487758a1e4ad2f2847dcde975b10d2a77
Reviewed-on: https://go-review.googlesource.com/c/go/+/292889
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Trust: Cuong Manh Le <cuong.manhle.vn@gmail.com>
This commit is contained in:
Cuong Manh Le 2021-02-17 01:14:19 +07:00
parent 5f3dabbb79
commit 1901e2647f

View file

@ -0,0 +1,23 @@
// errorcheck
// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package p
import "io"
type T1 interface {
io.Reader
}
type T2 struct {
io.SectionReader
}
type T3 struct { // ERROR "invalid recursive type T3"
T1
T2
parent T3
}