rclone/lib/readers/noclose_test.go

45 lines
714 B
Go

package readers
import (
"io"
"testing"
"github.com/pkg/errors"
"github.com/stretchr/testify/assert"
)
var errRead = errors.New("read error")
type readOnly struct{}
func (readOnly) Read(p []byte) (n int, err error) {
return 0, io.EOF
}
type readClose struct{}
func (readClose) Read(p []byte) (n int, err error) {
return 0, errRead
}
func (readClose) Close() (err error) {
return io.EOF
}
func TestNoCloser(t *testing.T) {
assert.Equal(t, nil, NoCloser(nil))
ro := readOnly{}
assert.Equal(t, ro, NoCloser(ro))
rc := readClose{}
nc := NoCloser(rc)
assert.NotEqual(t, nc, rc)
_, hasClose := nc.(io.Closer)
assert.False(t, hasClose)
_, err := nc.Read(nil)
assert.Equal(t, errRead, err)
}