Files
gousb/usb/endpoint_test.go
2017-02-22 00:58:50 +01:00

53 lines
1.5 KiB
Go

// Copyright 2017 the gousb Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package usb
import (
"testing"
"time"
)
type fakeTransfer struct {
buf []byte
ret int
err error
}
func (*fakeTransfer) submit() error { return nil }
func (t *fakeTransfer) wait() (int, error) { return t.ret, t.err }
func (*fakeTransfer) free() error { return nil }
func TestEndpoint(t *testing.T) {
ep := endpoint{
InterfaceSetup: testBulkInSetup,
EndpointInfo: testBulkInEP,
newUSBTransfer: func(buf []byte, timeout time.Duration) (transferIntf, error) {
return &fakeTransfer{buf}, nil
},
}
b := make([]byte, 128)
got, err := ep.Read(b)
if err != nil {
t.Fatalf("bulkInEP.Read(): got error: %v, want nil", err)
}
if want := len(b)/2 + 1; got != want {
t.Errorf("bulkInEP.Read(): got %d bytes, want half of the buffer length: %d", got, want)
}
_, err := ep.Write(b)
if err == nil {
t.Error("bulkInEP.Write(): got nil error, want non-nil")
}
}