From 73df946d56c74384511a194dd01dbe099584fd1a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 15:14:23 +0200 Subject: Adding upstream version 1.16.10. Signed-off-by: Daniel Baumann --- test/interface/fail.go | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 test/interface/fail.go (limited to 'test/interface/fail.go') diff --git a/test/interface/fail.go b/test/interface/fail.go new file mode 100644 index 0000000..d40a151 --- /dev/null +++ b/test/interface/fail.go @@ -0,0 +1,39 @@ +// run + +// Copyright 2009 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. + +// Test that interface conversion fails when method is missing. + +package main + +type I interface { + Foo() +} + +func main() { + shouldPanic(p1) +} + +func p1() { + var s *S + var i I + var e interface{} + e = s + i = e.(I) + _ = i +} + +type S struct{} + +func (s *S) _() {} + +func shouldPanic(f func()) { + defer func() { + if recover() == nil { + panic("function should panic") + } + }() + f() +} -- cgit v1.2.3