Initial commit: Go 1.23 release state

test/ken/rob1.go

@@ -0,0 +1,72 @@
+// 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 general operation using a list implementation.
+
+package main
+
+type Item interface {
+	Print() string
+}
+
+type ListItem struct {
+	item Item
+	next *ListItem
+}
+
+type List struct {
+	head *ListItem
+}
+
+func (list *List) Init() {
+	list.head = nil
+}
+
+func (list *List) Insert(i Item) {
+	item := new(ListItem)
+	item.item = i
+	item.next = list.head
+	list.head = item
+}
+
+func (list *List) Print() string {
+	r := ""
+	i := list.head
+	for i != nil {
+		r += i.item.Print()
+		i = i.next
+	}
+	return r
+}
+
+// Something to put in a list
+type Integer struct {
+	val int
+}
+
+func (this *Integer) Init(i int) *Integer {
+	this.val = i
+	return this
+}
+
+func (this *Integer) Print() string {
+	return string(this.val + '0')
+}
+
+func main() {
+	list := new(List)
+	list.Init()
+	for i := 0; i < 10; i = i + 1 {
+		integer := new(Integer)
+		integer.Init(i)
+		list.Insert(integer)
+	}
+
+	r := list.Print()
+	if r != "9876543210" {
+		panic(r)
+	}
+}