mirror of
https://github.com/bolucat/Archive.git
synced 2025-12-24 13:28:37 +08:00
39 lines
1.1 KiB
Go
39 lines
1.1 KiB
Go
// Copyright (C) 2022 mieru authors
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
package common
|
|
|
|
import (
|
|
"bytes"
|
|
crand "crypto/rand"
|
|
"io"
|
|
mrand "math/rand"
|
|
"testing"
|
|
)
|
|
|
|
func TestReadAllAndDiscard(t *testing.T) {
|
|
n := mrand.Int63n(1024*1024) + 1
|
|
buf := bytes.NewBuffer(make([]byte, n))
|
|
if _, err := io.CopyN(buf, crand.Reader, n); err != nil {
|
|
t.Fatalf("Generating random data failed: %v", err)
|
|
}
|
|
|
|
ReadAllAndDiscard(buf)
|
|
|
|
if buf.Len() != 0 {
|
|
t.Errorf("buf.Len() = %d, want 0", buf.Len())
|
|
}
|
|
}
|