diff options
Diffstat (limited to 'test/complit.go')
-rw-r--r-- | test/complit.go | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/test/complit.go b/test/complit.go new file mode 100644 index 0000000..649be6d --- /dev/null +++ b/test/complit.go @@ -0,0 +1,120 @@ +// 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 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") + } + } +} + +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 +} + +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} + + 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") + } + + 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)}) + eq([]*R{{0}, {1}, {2}, {3}, {4}, {5}}) + + p1 := NewP(1, 2) + p2 := NewP(1, 2) + if p1 == p2 { + panic("NewP") + } +} |