zip/crypto_test.go

104 lines
2.6 KiB
Go

package zip
import (
"bytes"
"io"
"path/filepath"
"testing"
)
func TestPasswordSimple(t *testing.T) {
file := "hello-aes.zip"
var buf bytes.Buffer
r, err := OpenReader(filepath.Join("testdata", file))
if err != nil {
t.Errorf("Expected %s to open: %v.", file, err)
}
defer r.Close()
if len(r.File) != 1 {
t.Errorf("Expected %s to contain one file.", file)
}
f := r.File[0]
if f.FileInfo().Name() != "hello.txt" {
t.Errorf("Expected %s to have a file named hello.txt", file)
}
if f.Method != 0 {
t.Errorf("Expected %s to have its Method set to 0.", file)
}
f.SetPassword([]byte("golang"))
rc, err := f.Open()
if err != nil {
t.Errorf("Expected to open the readcloser: %v.", err)
}
_, err = io.Copy(&buf, rc)
if err != nil {
t.Errorf("Expected to copy bytes: %v.", err)
}
if !bytes.Contains(buf.Bytes(), []byte("Hello World\r\n")) {
t.Errorf("Expected contents were not found.")
}
}
func TestPasswordHelloWorldAes(t *testing.T) {
file := "world-aes.zip"
expecting := "helloworld"
r, err := OpenReader(filepath.Join("testdata", file))
if err != nil {
t.Errorf("Expected %s to open: %v", file, err)
}
defer r.Close()
if len(r.File) != 2 {
t.Errorf("Expected %s to contain two files.", file)
}
var b bytes.Buffer
for _, f := range r.File {
if !f.IsEncrypted() {
t.Errorf("Expected %s to be encrypted.", f.FileInfo().Name)
}
f.SetPassword([]byte("golang"))
rc, err := f.Open()
if err != nil {
t.Errorf("Expected to open readcloser: %v", err)
}
defer rc.Close()
if _, err := io.Copy(&b, rc); err != nil {
t.Errorf("Expected to copy bytes to buffer: %v", err)
}
}
if !bytes.Equal([]byte(expecting), b.Bytes()) {
t.Errorf("Expected ending content to be %s instead of %s", expecting, b.Bytes())
}
}
func TestPasswordMacbethAct1(t *testing.T) {
file := "macbeth-act1.zip"
expecting := "Exeunt"
var b bytes.Buffer
r, err := OpenReader(filepath.Join("testdata", file))
if err != nil {
t.Errorf("Expected %s to open: %v", file, err)
}
defer r.Close()
for _, f := range r.File {
if !f.IsEncrypted() {
t.Errorf("Expected %s to be encrypted.", f.Name)
}
f.SetPassword([]byte("golang"))
rc, err := f.Open()
if err != nil {
t.Errorf("Expected to open readcloser: %v", err)
}
defer rc.Close()
if _, err := io.Copy(&b, rc); err != nil {
t.Errorf("Expected to copy bytes to buffer: %v", err)
}
}
if !bytes.Contains(b.Bytes(), []byte(expecting)) {
t.Errorf("Expected to find %s in the buffer %v", expecting, b.Bytes())
}
}
// Test for AE-1 vs AE-2
// Test for tampered data payload, use messWith
// Test streaming vs buffered reading