// 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 of many forms. 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"); }