-// $G $F.go && $L $F.$A && ./$A.out
+// 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 composite literals.
+
package main
-type T struct { i int; f float; s string; next *T }
+type T struct {
+ i int
+ f float64
+ s string
+ next *T
+}
-type R struct { num int }
+type R struct {
+ num int
+}
func itor(a int) *R {
- r := new(R);
- r.num = a;
- return 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") }
+ if a[i].num != i {
+ panic("bad")
+ }
+ }
+}
+
+func teq(t *T, n int) {
+ for i := 0; i < n; i++ {
+ if t == nil || t.i != i {
+ panic("bad")
+ }
+ t = t.next
+ }
+ if t != nil {
+ panic("bad")
}
}
-type P struct { a, b int };
+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 t T
+ t = T{0, 7.2, "hi", &t}
+
+ var tp *T
+ tp = &T{0, 7.2, "hi", &t}
- var tp *T;
- tp = &T{0, 7.2, "hi", &t};
+ tl := &T{i: 0, next: &T{i: 1, next: &T{i: 2, next: &T{i: 3, next: &T{i: 4}}}}}
+ teq(tl, 5)
- 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") }
+ 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") }
+ 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") }
+ var oai []int
+ oai = []int{1, 2, 3}
+ if len(oai) != 3 {
+ panic("oai")
+ }
- at := [...]*T{&t, &t, &t};
- if len(at) != 3 { panic("at") }
+ 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") }
+ 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") }
+ 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") }
+ s := string([]byte{'h', 'e', 'l', 'l', 'o'})
+ if s != "hello" {
+ panic("s")
+ }
- m := map[string]float{"one":1.0, "two":2.0, "pi":22./7.};
- if len(m) != 3 { panic("m") }
+ 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)});
+ eq([]*R{itor(0), itor(1), itor(2), itor(3), itor(4), itor(5)})
+ eq([]*R{{0}, {1}, {2}, {3}, {4}, {5}})
- p1 := NewP(1, 2);
- p2 := NewP(1, 2);
- if p1 == p2 { panic("NewP") }
+ p1 := NewP(1, 2)
+ p2 := NewP(1, 2)
+ if p1 == p2 {
+ panic("NewP")
+ }
}