From 16eeedffaac04073e8f45a366a991798001906ce Mon Sep 17 00:00:00 2001
From: Piotr Tabor <ptab@google.com>
Date: Tue, 22 Sep 2020 09:27:58 +0200
Subject: [PATCH] pkg/testutil: Fixing flakes due to >>leak"
 text/template/parse goroutines.

Examplar flake: https://travis-ci.com/github/etcd-io/etcd/jobs/388806782
```
go test -timeout=5m -cpu=1 --run=Example ./client/...

ok  	go.etcd.io/etcd/v3/client	0.085s
testing: warning: no tests to run
PASS
Unexpected goroutines running after all test(s).
1 instances of:
text/template/parse.(*lexer).emit(...)
	/usr/local/go/src/text/template/parse/lex.go:157
text/template/parse.lexText(...)
	/usr/local/go/src/text/template/parse/lex.go:269 +0x4f0
text/template/parse.(*lexer).run(...)
	/usr/local/go/src/text/template/parse/lex.go:230 +0x37
created by text/template/parse.lex
	/usr/local/go/src/text/template/parse/lex.go:223 +0x190
FAIL	go.etcd.io/etcd/v3/client/integration	0.013s
```
---
 pkg/testutil/leak.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkg/testutil/leak.go b/pkg/testutil/leak.go
index 77fce27e7..546ab05da 100644
--- a/pkg/testutil/leak.go
+++ b/pkg/testutil/leak.go
@@ -131,6 +131,7 @@ func interestingGoroutines() (gs []string) {
 			strings.Contains(stack, "go.etcd.io/etcd/v3/pkg/logutil.(*MergeLogger).outputLoop") ||
 			strings.Contains(stack, "github.com/golang/glog.(*loggingT).flushDaemon") ||
 			strings.Contains(stack, "created by runtime.gc") ||
+			strings.Contains(stack, "created by text/template/parse.lex") ||
 			strings.Contains(stack, "runtime.MHeap_Scavenger") {
 			continue
 		}