github.com/c-darwin/mobile@v0.0.0-20160313183840-ff625c46f7c9/exp/audio/audio_test.go (about) 1 // Copyright 2015 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 // +build darwin linux,!android 6 7 package audio 8 9 import ( 10 "testing" 11 "time" 12 ) 13 14 func TestNoOp(t *testing.T) { 15 var p *Player 16 if err := p.Play(); err != nil { 17 t.Errorf("no-op player failed to play: %v", err) 18 } 19 if err := p.Pause(); err != nil { 20 t.Errorf("no-op player failed to pause: %v", err) 21 } 22 if err := p.Stop(); err != nil { 23 t.Errorf("no-op player failed to stop: %v", err) 24 } 25 if c := p.Current(); c != 0 { 26 t.Errorf("no-op player returns a non-zero playback position: %v", c) 27 } 28 if tot := p.Total(); tot != 0 { 29 t.Errorf("no-op player returns a non-zero total: %v", tot) 30 } 31 if vol := p.Volume(); vol != 0 { 32 t.Errorf("no-op player returns a non-zero volume: %v", vol) 33 } 34 if s := p.State(); s != Unknown { 35 t.Errorf("playing state: %v", s) 36 } 37 p.SetVolume(0.1) 38 p.Seek(1 * time.Second) 39 p.Close() 40 }