test: add buffer to channel to avoid goroutine leak (#8274)

Signed-off-by: lzhfromustc <lzhfromustc@gmail.com>
2020-12-10 04:09:21 -05:00 · 2020-12-10 04:09:21 -05:00 · 27a6e1e174
parent 66f47e116e
commit 27a6e1e174
1 changed files with 1 additions and 1 deletions
--- a/cmd/prometheus/main_unix_test.go
+++ b/cmd/prometheus/main_unix_test.go
@ -37,7 +37,7 @@ func TestStartupInterrupt(t *testing.T) {
 		return
 	}

-	done := make(chan error)
+	done := make(chan error, 1)
 	go func() {
 		done <- prom.Wait()
 	}()