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authorColin Cross <ccross@android.com>2015-02-03 12:59:37 -0800
committerColin Cross <ccross@android.com>2015-02-03 12:59:37 -0800
commit7bb052a61962320641242e4290ffb5087e6094cb (patch)
tree36b50dba2f5dc5ade33cc1d2e4b04feb889972b8 /test/init1.go
parentdaecc4af0fef44c8075dee7a529288d33a510b51 (diff)
downloadlinux-x86-7bb052a61962320641242e4290ffb5087e6094cb.tar.gz
Go prebuilts for linux-x86, version 1.4.1studio-master-releasemaster-soong
See README.ANDROID for instructions on rebuilding the prebuilts. Change-Id: I86db7f4fb3269585078da4d38947ca9126ac813b
Diffstat (limited to 'test/init1.go')
-rw-r--r--test/init1.go45
1 files changed, 45 insertions, 0 deletions
diff --git a/test/init1.go b/test/init1.go
new file mode 100644
index 000000000..f6eda6edf
--- /dev/null
+++ b/test/init1.go
@@ -0,0 +1,45 @@
+// run
+
+// Copyright 2011 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 that goroutines and garbage collection run during init.
+
+package main
+
+import "runtime"
+
+var x []byte
+
+func init() {
+ c := make(chan int)
+ go send(c)
+ <-c
+
+ const chunk = 1 << 20
+ memstats := new(runtime.MemStats)
+ runtime.ReadMemStats(memstats)
+ sys := memstats.Sys
+ b := make([]byte, chunk)
+ for i := range b {
+ b[i] = byte(i%10 + '0')
+ }
+ s := string(b)
+ for i := 0; i < 1000; i++ {
+ x = []byte(s)
+ }
+ runtime.ReadMemStats(memstats)
+ sys1 := memstats.Sys
+ if sys1-sys > chunk*50 {
+ println("allocated 1000 chunks of", chunk, "and used ", sys1-sys, "memory")
+ panic("init1")
+ }
+}
+
+func send(c chan int) {
+ c <- 1
+}
+
+func main() {
+}