func TestStateColor(t *testing.T) {
var s redgreen.State
checkColor(s, redgreen.ColorYellow, t)
s.Results = append(s.Results, redgreen.RunResult{})
checkColor(s, redgreen.ColorGreen, t)
s.Results = append(s.Results, redgreen.RunResult{Error: errors.New("test")})
checkColor(s, redgreen.ColorRed, t)
}
func checkColor(s redgreen.State, want redgreen.Color, t *testing.T) {
if got := s.Color(); got != want {
t.Errorf("s.Color() = %v, want %v", got, want)
}
}
func do() error {
// Initialize and defer termination of termbox.
if !debug {
if err := termbox.Init(); err != nil {
return err
}
defer termbox.Close()
termbox.HideCursor()
termbox.SetOutputMode(termbox.Output256)
}
// wg waits for all goroutines started by this function to return.
var wg sync.WaitGroup
defer wg.Wait()
// Closing done signals all goroutines to terminate.
done := make(chan struct{})
defer close(done)
w, err := redgreen.Watch(done, ".", 200*time.Millisecond)
if err != nil {
return err
}
runSpec := redgreen.RunSpec{Command: testCommand, Timeout: timeout}
run := make(chan redgreen.RunSpec, 1)
res := redgreen.Run(done, run)
// Trigger an initial run of the test command.
run <- runSpec
// Run tests every time a file is created/removed/modified.
wg.Add(1)
go func() {
defer wg.Done()
for range w {
run <- runSpec
}
}()
state := make(chan redgreen.State)
wg.Add(1)
go func() {
defer wg.Done()
redgreen.Render(done, state)
}()
s := redgreen.State{Debug: debug}
var mu sync.RWMutex // synchronizes access to s.
// Render initial state.
state <- s
// Render after every test command result.
wg.Add(1)
go func() {
defer wg.Done()
for r := range res {
mu.Lock()
s.Results = append(s.Results, r)
mu.Unlock()
mu.RLock()
state <- s
mu.RUnlock()
}
}()
if debug {
// Wait for Ctrl-C.
ch := make(chan os.Signal, 1)
signal.Notify(ch, os.Interrupt)
<-ch
} else {
// Block until Esc is pressed.
for {
e := termbox.PollEvent()
if e.Type == termbox.EventKey && e.Key == termbox.KeyEsc {
break
}
if e.Type == termbox.EventResize {
mu.RLock()
state <- s
mu.RUnlock()
}
}
}
return nil
}