mirror of
https://github.com/golang/go
synced 2024-11-02 13:21:55 +00:00
7dc62f3bda
Updates #61127 Change-Id: I5fb032c990b64bb4f455a7c0345cfb556bf263bd Reviewed-on: https://go-review.googlesource.com/c/go/+/508335 Reviewed-by: Cherry Mui <cherryyz@google.com> TryBot-Result: Gopher Robot <gobot@golang.org> Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com> Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com> Reviewed-by: Keith Randall <khr@google.com> Reviewed-by: Keith Randall <khr@golang.org> Auto-Submit: Keith Randall <khr@golang.org>
76 lines
1.2 KiB
Go
76 lines
1.2 KiB
Go
// 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")
|
|
|
|
i = 0
|
|
for i = range [5]struct{}{} {
|
|
}
|
|
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")
|
|
}
|