-// $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 for loops.
+
package main
func assertequal(is, shouldbe int, msg string) {
if is != shouldbe {
- print("assertion fail", msg, "\n");
- panic(1);
+ print("assertion fail", msg, "\n")
+ panic(1)
}
}
func main() {
- var i, sum int;
+ var i, sum int
- i = 0;
+ i = 0
for {
- i = i + 1;
+ i = i + 1
if i > 5 {
- break;
+ break
}
}
- assertequal(i, 6, "break");
+ assertequal(i, 6, "break")
- sum = 0;
+ sum = 0
for i := 0; i <= 10; i++ {
- sum = sum + i;
+ sum = sum + i
}
- assertequal(sum, 55, "all three");
+ assertequal(sum, 55, "all three")
- sum = 0;
+ sum = 0
for i := 0; i <= 10; {
- sum = sum + i;
- i++;
+ sum = sum + i
+ i++
}
- assertequal(sum, 55, "only two");
+ assertequal(sum, 55, "only two")
- sum = 0;
+ sum = 0
for sum < 100 {
- sum = sum + 9;
+ sum = sum + 9
}
- assertequal(sum, 99 + 9, "only one");
+ assertequal(sum, 99+9, "only one")
- sum = 0;
+ sum = 0
for i := 0; i <= 10; i++ {
- if i % 2 == 0 {
- continue;
+ if i%2 == 0 {
+ continue
}
- sum = sum + i;
+ sum = sum + i
+ }
+ assertequal(sum, 1+3+5+7+9, "continue")
+
+ i = 0
+ for i = range [5]struct{}{} {
}
- assertequal(sum, 1+3+5+7+9, "continue");
+ assertequal(i, 4, " incorrect index value after range loop")
+ i = 0
+ var a1 [5]struct{}
+ for i = range a1 {
+ a1[i] = struct{}{}
+ }
+ assertequal(i, 4, " incorrect index value after array with zero size elem range clear")
+
+ i = 0
+ var a2 [5]int
+ for i = range a2 {
+ a2[i] = 0
+ }
+ assertequal(i, 4, " incorrect index value after array range clear")
}