Rob Pike | ab34d15 | 2008-06-06 14:27:34 -0700 | [diff] [blame] | 1 | // $G $D/$F.go && $L $F.$A && ./$A.out |
| 2 | |
| 3 | // Copyright 2009 The Go Authors. All rights reserved. |
| 4 | // Use of this source code is governed by a BSD-style |
| 5 | // license that can be found in the LICENSE file. |
| 6 | |
| 7 | package main |
| 8 | |
| 9 | func assertequal(is, shouldbe int, msg string) { |
| 10 | if is != shouldbe { |
Rob Pike | bc2f5f1 | 2008-08-11 22:07:49 -0700 | [diff] [blame] | 11 | print("assertion fail" + msg + "\n"); |
| 12 | panic(1); |
Rob Pike | ab34d15 | 2008-06-06 14:27:34 -0700 | [diff] [blame] | 13 | } |
| 14 | } |
| 15 | |
| 16 | func main() { |
| 17 | var i, sum int; |
| 18 | |
| 19 | i = 0; |
| 20 | for { |
| 21 | i = i + 1; |
| 22 | if i > 5 { |
| 23 | break; |
| 24 | } |
| 25 | } |
| 26 | assertequal(i, 6, "break"); |
| 27 | |
| 28 | sum = 0; |
| 29 | for i := 0; i <= 10; i++ { |
| 30 | sum = sum + i; |
| 31 | } |
| 32 | assertequal(sum, 55, "all three"); |
| 33 | |
| 34 | sum = 0; |
| 35 | for i := 0; i <= 10; { |
| 36 | sum = sum + i; |
| 37 | i++; |
| 38 | } |
| 39 | assertequal(sum, 55, "only two"); |
| 40 | |
| 41 | sum = 0; |
| 42 | for sum < 100 { |
| 43 | sum = sum + 9; |
| 44 | } |
| 45 | assertequal(sum, 99 + 9, "only one"); |
| 46 | |
| 47 | sum = 0; |
| 48 | for i := 0; i <= 10; i++ { |
| 49 | if i % 2 == 0 { |
| 50 | continue; |
| 51 | } |
| 52 | sum = sum + i; |
| 53 | } |
| 54 | assertequal(sum, 1+3+5+7+9, "continue"); |
| 55 | |
| 56 | } |