mirror of
https://github.com/golang/go
synced 2024-11-24 22:00:09 -07:00
f2b5a07453
also: cmplx -> complex float64(1.0) -> 1.0 float64(1) -> 1.0 R=gri, r, gri1, r2 CC=golang-dev https://golang.org/cl/3991043
103 lines
1.4 KiB
Go
103 lines
1.4 KiB
Go
// $G $F.go && $L $F.$A && ./$A.out
|
|
|
|
// 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.
|
|
|
|
package main
|
|
|
|
type T struct {
|
|
i int
|
|
f float64
|
|
s string
|
|
next *T
|
|
}
|
|
|
|
type R struct {
|
|
num int
|
|
}
|
|
|
|
func itor(a int) *R {
|
|
r := new(R)
|
|
r.num = a
|
|
return r
|
|
}
|
|
|
|
func eq(a []*R) {
|
|
for i := 0; i < len(a); i++ {
|
|
if a[i].num != i {
|
|
panic("bad")
|
|
}
|
|
}
|
|
}
|
|
|
|
type P struct {
|
|
a, b int
|
|
}
|
|
|
|
func NewP(a, b int) *P {
|
|
return &P{a, b}
|
|
}
|
|
|
|
func main() {
|
|
var t T
|
|
t = T{0, 7.2, "hi", &t}
|
|
|
|
var tp *T
|
|
tp = &T{0, 7.2, "hi", &t}
|
|
|
|
a1 := []int{1, 2, 3}
|
|
if len(a1) != 3 {
|
|
panic("a1")
|
|
}
|
|
a2 := [10]int{1, 2, 3}
|
|
if len(a2) != 10 || cap(a2) != 10 {
|
|
panic("a2")
|
|
}
|
|
|
|
a3 := [10]int{1, 2, 3}
|
|
if len(a3) != 10 || a2[3] != 0 {
|
|
panic("a3")
|
|
}
|
|
|
|
var oai []int
|
|
oai = []int{1, 2, 3}
|
|
if len(oai) != 3 {
|
|
panic("oai")
|
|
}
|
|
|
|
at := [...]*T{&t, tp, &t}
|
|
if len(at) != 3 {
|
|
panic("at")
|
|
}
|
|
|
|
c := make(chan int)
|
|
ac := []chan int{c, c, c}
|
|
if len(ac) != 3 {
|
|
panic("ac")
|
|
}
|
|
|
|
aat := [][len(at)]*T{at, at}
|
|
if len(aat) != 2 || len(aat[1]) != 3 {
|
|
panic("aat")
|
|
}
|
|
|
|
s := string([]byte{'h', 'e', 'l', 'l', 'o'})
|
|
if s != "hello" {
|
|
panic("s")
|
|
}
|
|
|
|
m := map[string]float64{"one": 1.0, "two": 2.0, "pi": 22. / 7.}
|
|
if len(m) != 3 {
|
|
panic("m")
|
|
}
|
|
|
|
eq([]*R{itor(0), itor(1), itor(2), itor(3), itor(4), itor(5)})
|
|
|
|
p1 := NewP(1, 2)
|
|
p2 := NewP(1, 2)
|
|
if p1 == p2 {
|
|
panic("NewP")
|
|
}
|
|
}
|