106 lines
2.4 KiB
Go
106 lines
2.4 KiB
Go
package qmc
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import (
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"os"
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"reflect"
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"testing"
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)
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func loadTestRC4CipherData() ([]byte, []byte, []byte, error) {
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key, err := os.ReadFile("./testdata/mflac0_rc4_key.bin")
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if err != nil {
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return nil, nil, nil, err
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}
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raw, err := os.ReadFile("./testdata/mflac0_rc4_raw.bin")
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if err != nil {
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return nil, nil, nil, err
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}
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target, err := os.ReadFile("./testdata/mflac0_rc4_target.bin")
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if err != nil {
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return nil, nil, nil, err
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}
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return key, raw, target, nil
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}
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func Test_rc4Cipher_Decrypt(t *testing.T) {
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key, raw, target, err := loadTestRC4CipherData()
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if err != nil {
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t.Fatalf("load testing data failed: %s", err)
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}
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t.Run("overall", func(t *testing.T) {
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c, err := NewRC4Cipher(key)
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if err != nil {
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t.Errorf("init rc4Cipher failed: %s", err)
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return
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}
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c.Decrypt(raw, 0)
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if !reflect.DeepEqual(raw, target) {
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t.Error("overall")
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}
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})
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}
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func BenchmarkRc4Cipher_Decrypt(b *testing.B) {
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key, raw, _, err := loadTestRC4CipherData()
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if err != nil {
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b.Fatalf("load testing data failed: %s", err)
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}
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c, err := NewRC4Cipher(key)
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if err != nil {
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b.Errorf("init rc4Cipher failed: %s", err)
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return
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}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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c.Decrypt(raw, 0)
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}
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}
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func Test_rc4Cipher_encFirstSegment(t *testing.T) {
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key, raw, target, err := loadTestRC4CipherData()
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if err != nil {
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t.Fatalf("load testing data failed: %s", err)
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}
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t.Run("first-block(0~128)", func(t *testing.T) {
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c, err := NewRC4Cipher(key)
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if err != nil {
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t.Errorf("init rc4Cipher failed: %s", err)
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return
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}
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c.Decrypt(raw[:128], 0)
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if !reflect.DeepEqual(raw[:128], target[:128]) {
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t.Error("first-block(0~128)")
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}
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})
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}
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func Test_rc4Cipher_encASegment(t *testing.T) {
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key, raw, target, err := loadTestRC4CipherData()
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if err != nil {
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t.Fatalf("load testing data failed: %s", err)
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}
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t.Run("align-block(128~5120)", func(t *testing.T) {
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c, err := NewRC4Cipher(key)
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if err != nil {
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t.Errorf("init rc4Cipher failed: %s", err)
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return
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}
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c.Decrypt(raw[128:5120], 128)
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if !reflect.DeepEqual(raw[128:5120], target[128:5120]) {
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t.Error("align-block(128~5120)")
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}
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})
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t.Run("simple-block(5120~10240)", func(t *testing.T) {
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c, err := NewRC4Cipher(key)
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if err != nil {
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t.Errorf("init rc4Cipher failed: %s", err)
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return
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}
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c.Decrypt(raw[5120:10240], 5120)
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if !reflect.DeepEqual(raw[5120:10240], target[5120:10240]) {
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t.Error("align-block(128~5120)")
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}
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})
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}
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