92 lines
2.7 KiB
Go
92 lines
2.7 KiB
Go
// Copyright 2017 the gousb Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package usb
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import (
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"reflect"
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"testing"
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)
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func TestOpenEndpoint(t *testing.T) {
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_, done := newFakeLibusb()
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defer done()
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c := NewContext()
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defer c.Close()
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dev, err := c.OpenDeviceWithVidPid(0x8888, 0x0002)
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if dev == nil {
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t.Fatal("OpenDeviceWithVidPid(0x8888, 0x0002): got nil device, need non-nil")
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}
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defer dev.Close()
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if err != nil {
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t.Fatalf("OpenDeviceWithVidPid(0x8888, 0x0002): %v", err)
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}
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cfg, err := dev.Config(1)
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if err != nil {
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t.Fatalf("%s.Config(1): %v", dev, err)
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}
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defer cfg.Close()
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intf, err := cfg.Interface(1, 1)
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if err != nil {
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t.Fatalf("%s.Interface(1, 1): %v", cfg, err)
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}
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defer intf.Close()
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got, err := intf.InEndpoint(6)
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if err != nil {
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t.Fatalf("%s.InEndpoint(6): got error %v, want nil", intf, err)
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}
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if want := fakeDevices[1].Configs[0].Interfaces[1].AltSettings[1].Endpoints[1]; !reflect.DeepEqual(got.Info, want) {
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t.Errorf("%s.InEndpoint(6): got %+v, want %+v", intf, got, want)
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}
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if _, err := cfg.Interface(1, 0); err == nil {
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t.Fatalf("%s.Interface(1, 0): got nil, want non nil, because Interface 1 is already claimed.", cfg)
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}
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// intf2 is interface #0, not claimed yet.
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intf2, err := cfg.Interface(0, 0)
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if err != nil {
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t.Fatalf("%s.Interface(0, 0): got %v, want nil", cfg, err)
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}
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if err := cfg.Close(); err == nil {
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t.Fatalf("%s.Close(): got nil, want non nil, because the Interface was not released.", cfg)
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}
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if err := dev.Close(); err == nil {
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t.Fatalf("%s.Close(): got nil, want non nil, because the Config was not released.", cfg)
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}
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intf.Close()
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if err := cfg.Close(); err == nil {
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t.Fatalf("%s.Close(): got nil, want non nil, because the Interface was not released.", cfg)
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}
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if err := dev.Close(); err == nil {
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t.Fatalf("%s.Close(): got nil, want non nil, because the Config was not released.", dev)
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}
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intf2.Close()
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if err := dev.Close(); err == nil {
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t.Fatalf("%s.Close(): got nil, want non nil, because the Config was not released.", dev)
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}
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if err := cfg.Close(); err != nil {
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t.Fatalf("%s.Close(): got error %v, want nil", cfg, err)
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}
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if err := dev.Close(); err != nil {
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t.Fatalf("%s.Close(): got error %v, want nil", dev, err)
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}
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}
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