refactor ci test

tests/util/process.go

@@ -0,0 +1,29 @@
+package util
+
+import (
+	"context"
+	"os/exec"
+)
+
+type Process struct {
+	cmd    *exec.Cmd
+	cancel context.CancelFunc
+}
+
+func NewProcess(path string, params []string) *Process {
+	ctx, cancel := context.WithCancel(context.Background())
+	cmd := exec.CommandContext(ctx, path, params...)
+	return &Process{
+		cmd:    cmd,
+		cancel: cancel,
+	}
+}
+
+func (p *Process) Start() error {
+	return p.cmd.Start()
+}
+
+func (p *Process) Stop() error {
+	p.cancel()
+	return p.cmd.Wait()
+}