From f6ad4dcef54c5ce997a4bad5a6d86de229015700 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 16 Apr 2024 21:25:22 +0200
Subject: Adding upstream version 1.22.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/interface/struct.go | 156 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 156 insertions(+)
 create mode 100644 test/interface/struct.go

(limited to 'test/interface/struct.go')

diff --git a/test/interface/struct.go b/test/interface/struct.go
new file mode 100644
index 0000000..f60819c
--- /dev/null
+++ b/test/interface/struct.go
@@ -0,0 +1,156 @@
+// 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 interface values containing structures.
+
+package main
+
+import "os"
+
+var fail int
+
+func check(b bool, msg string) {
+	if (!b) {
+		println("failure in", msg)
+		fail++
+	}
+}
+
+type I1 interface { Get() int; Put(int) }
+
+type S1 struct { i int }
+func (p S1) Get() int { return p.i }
+func (p S1) Put(i int) { p.i = i }
+
+func f1() {
+	s := S1{1}
+	var i I1 = s
+	i.Put(2)
+	check(i.Get() == 1, "f1 i")
+	check(s.i == 1, "f1 s")
+}
+
+func f2() {
+	s := S1{1}
+	var i I1 = &s
+	i.Put(2)
+	check(i.Get() == 1, "f2 i")
+	check(s.i == 1, "f2 s")
+}
+
+func f3() {
+	s := &S1{1}
+	var i I1 = s
+	i.Put(2)
+	check(i.Get() == 1, "f3 i")
+	check(s.i == 1, "f3 s")
+}
+
+type S2 struct { i int }
+func (p *S2) Get() int { return p.i }
+func (p *S2) Put(i int) { p.i = i }
+
+// Disallowed by restriction of values going to pointer receivers
+// func f4() {
+//	 s := S2{1}
+//	 var i I1 = s
+//	 i.Put(2)
+//	 check(i.Get() == 2, "f4 i")
+//	 check(s.i == 1, "f4 s")
+// }
+
+func f5() {
+	s := S2{1}
+	var i I1 = &s
+	i.Put(2)
+	check(i.Get() == 2, "f5 i")
+	check(s.i == 2, "f5 s")
+}
+
+func f6() {
+	s := &S2{1}
+	var i I1 = s
+	i.Put(2)
+	check(i.Get() == 2, "f6 i")
+	check(s.i == 2, "f6 s")
+}
+
+type I2 interface { Get() int64; Put(int64) }
+
+type S3 struct { i, j, k, l int64 }
+func (p S3) Get() int64 { return p.l }
+func (p S3) Put(i int64) { p.l = i }
+
+func f7() {
+	s := S3{1, 2, 3, 4}
+	var i I2 = s
+	i.Put(5)
+	check(i.Get() == 4, "f7 i")
+	check(s.l == 4, "f7 s")
+}
+
+func f8() {
+	s := S3{1, 2, 3, 4}
+	var i I2 = &s
+	i.Put(5)
+	check(i.Get() == 4, "f8 i")
+	check(s.l == 4, "f8 s")
+}
+
+func f9() {
+	s := &S3{1, 2, 3, 4}
+	var i I2 = s
+	i.Put(5)
+	check(i.Get() == 4, "f9 i")
+	check(s.l == 4, "f9 s")
+}
+
+type S4 struct { i, j, k, l int64 }
+func (p *S4) Get() int64 { return p.l }
+func (p *S4) Put(i int64) { p.l = i }
+
+// Disallowed by restriction of values going to pointer receivers
+// func f10() {
+//	 s := S4{1, 2, 3, 4}
+//	 var i I2 = s
+//	 i.Put(5)
+//	 check(i.Get() == 5, "f10 i")
+//	 check(s.l == 4, "f10 s")
+// }
+
+func f11() {
+	s := S4{1, 2, 3, 4}
+	var i I2 = &s
+	i.Put(5)
+	check(i.Get() == 5, "f11 i")
+	check(s.l == 5, "f11 s")
+}
+
+func f12() {
+	s := &S4{1, 2, 3, 4}
+	var i I2 = s
+	i.Put(5)
+	check(i.Get() == 5, "f12 i")
+	check(s.l == 5, "f12 s")
+}
+
+func main() {
+	f1()
+	f2()
+	f3()
+//	f4()
+	f5()
+	f6()
+	f7()
+	f8()
+	f9()
+//	f10()
+	f11()
+	f12()
+	if fail > 0 {
+		os.Exit(1)
+	}
+}
-- 
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