route/vendor/github.com/oklog/run/group_test.go

58 lines
1.2 KiB
Go

package run_test
import (
"errors"
"testing"
"time"
"github.com/oklog/run"
)
func TestZero(t *testing.T) {
var g run.Group
res := make(chan error)
go func() { res <- g.Run() }()
select {
case err := <-res:
if err != nil {
t.Errorf("%v", err)
}
case <-time.After(100 * time.Millisecond):
t.Error("timeout")
}
}
func TestOne(t *testing.T) {
myError := errors.New("foobar")
var g run.Group
g.Add(func() error { return myError }, func(error) {})
res := make(chan error)
go func() { res <- g.Run() }()
select {
case err := <-res:
if want, have := myError, err; want != have {
t.Errorf("want %v, have %v", want, have)
}
case <-time.After(100 * time.Millisecond):
t.Error("timeout")
}
}
func TestMany(t *testing.T) {
interrupt := errors.New("interrupt")
var g run.Group
g.Add(func() error { return interrupt }, func(error) {})
cancel := make(chan struct{})
g.Add(func() error { <-cancel; return nil }, func(error) { close(cancel) })
res := make(chan error)
go func() { res <- g.Run() }()
select {
case err := <-res:
if want, have := interrupt, err; want != have {
t.Errorf("want %v, have %v", want, have)
}
case <-time.After(100 * time.Millisecond):
t.Errorf("timeout")
}
}