cli/algo/qmc/cipher_rc4_test.go

91 lines
2.0 KiB
Go

package qmc
import (
"os"
"reflect"
"testing"
)
func loadTestRC4CipherData() ([]byte, []byte, []byte, error) {
key, err := os.ReadFile("./testdata/mflac0_rc4_key.bin")
if err != nil {
return nil, nil, nil, err
}
raw, err := os.ReadFile("./testdata/mflac0_rc4_raw.bin")
if err != nil {
return nil, nil, nil, err
}
target, err := os.ReadFile("./testdata/mflac0_rc4_target.bin")
if err != nil {
return nil, nil, nil, err
}
return key, raw, target, nil
}
func Test_rc4Cipher_Decrypt(t *testing.T) {
key, raw, target, err := loadTestRC4CipherData()
if err != nil {
t.Fatalf("load testing data failed: %s", err)
}
t.Run("overall", func(t *testing.T) {
c, err := NewRC4Cipher(key)
if err != nil {
t.Errorf("init rc4Cipher failed: %s", err)
return
}
c.Decrypt(raw, 0)
if !reflect.DeepEqual(raw, target) {
t.Error("overall")
}
})
}
func Test_rc4Cipher_encFirstSegment(t *testing.T) {
key, raw, target, err := loadTestRC4CipherData()
if err != nil {
t.Fatalf("load testing data failed: %s", err)
}
t.Run("first-block(0~128)", func(t *testing.T) {
c, err := NewRC4Cipher(key)
if err != nil {
t.Errorf("init rc4Cipher failed: %s", err)
return
}
c.Decrypt(raw[:128], 0)
if !reflect.DeepEqual(raw[:128], target[:128]) {
t.Error("first-block(0~128)")
}
})
}
func Test_rc4Cipher_encASegment(t *testing.T) {
key, raw, target, err := loadTestRC4CipherData()
if err != nil {
t.Fatalf("load testing data failed: %s", err)
}
t.Run("align-block(128~5120)", func(t *testing.T) {
c, err := NewRC4Cipher(key)
if err != nil {
t.Errorf("init rc4Cipher failed: %s", err)
return
}
c.Decrypt(raw[128:5120], 128)
if !reflect.DeepEqual(raw[128:5120], target[128:5120]) {
t.Error("align-block(128~5120)")
}
})
t.Run("simple-block(5120~10240)", func(t *testing.T) {
c, err := NewRC4Cipher(key)
if err != nil {
t.Errorf("init rc4Cipher failed: %s", err)
return
}
c.Decrypt(raw[5120:10240], 5120)
if !reflect.DeepEqual(raw[5120:10240], target[5120:10240]) {
t.Error("align-block(128~5120)")
}
})
}