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| // 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 for loops.
|
| package main
|
| func assertequal(is, shouldbe int, msg string) {
| if is != shouldbe {
| print("assertion fail", msg, "\n")
| panic(1)
| }
| }
|
| func main() {
| var i, sum int
|
| i = 0
| for {
| i = i + 1
| if i > 5 {
| break
| }
| }
| assertequal(i, 6, "break")
|
| sum = 0
| for i := 0; i <= 10; i++ {
| sum = sum + i
| }
| assertequal(sum, 55, "all three")
|
| sum = 0
| for i := 0; i <= 10; {
| sum = sum + i
| i++
| }
| assertequal(sum, 55, "only two")
|
| sum = 0
| for sum < 100 {
| sum = sum + 9
| }
| assertequal(sum, 99 + 9, "only one")
|
| sum = 0
| for i := 0; i <= 10; i++ {
| if i % 2 == 0 {
| continue
| }
| sum = sum + i
| }
| assertequal(sum, 1+3+5+7+9, "continue")
|
| }
|
|
