func (S) TestKillAbortedExecTask(c *C) {
p := pipe.Script(
pipe.TaskFunc(func(*pipe.State) error { return fmt.Errorf("boom") }),
pipe.Exec("will-not-run"),
)
_, err := pipe.Output(p)
c.Assert(err, ErrorMatches, "boom")
}
func (S) TestErrorHandling(c *C) {
sync := make(chan bool)
p := pipe.Script(
pipe.Line(
pipe.TaskFunc(func(*pipe.State) error {
sync <- true
return fmt.Errorf("err1")
}),
pipe.TaskFunc(func(*pipe.State) error {
<-sync
return fmt.Errorf("err2")
}),
),
pipe.Print("never happened"),
)
output, err := pipe.Output(p)
if err.Error() != "err1; err2" && err.Error() != "err2; err1" {
c.Fatalf(`want "err1; err2" or "err2; err1"; got %q`, err.Error())
}
c.Assert(string(output), Equals, "")
}