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runtime: better error from TestGcSys when gc is disabled

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R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7390047
This commit is contained in:
Russ Cox 2013-02-21 13:30:31 -05:00
parent 94fab3cad3
commit 5833c96b0a
1 changed files with 4 additions and 0 deletions
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4
src/pkg/runtime/gc_test.go
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@ -5,11 +5,15 @@
package runtime_test package runtime_test
import ( import (
"os"
"runtime" "runtime"
"testing" "testing"
) )
func TestGcSys(t *testing.T) { func TestGcSys(t *testing.T) {
if os.Getenv("GOGC") == "off" {
t.Fatalf("GOGC=off in environment; test cannot pass")
}
defer runtime.GOMAXPROCS(runtime.GOMAXPROCS(1)) defer runtime.GOMAXPROCS(runtime.GOMAXPROCS(1))
memstats := new(runtime.MemStats) memstats := new(runtime.MemStats)
runtime.GC() runtime.GC()