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|
package mobile
import (
"bytes"
"crypto/sha256"
"errors"
"io"
"testing"
"github.com/ProtonMail/gopenpgp/v3/constants"
"github.com/ProtonMail/gopenpgp/v3/crypto"
"github.com/ProtonMail/gopenpgp/v3/profile"
)
func cloneTestData() (a, b []byte) {
a = []byte("Hello World!")
b = clone(a)
return a, b
}
func Test_clone(t *testing.T) {
if a, b := cloneTestData(); !bytes.Equal(a, b) {
t.Fatalf("expected %x, got %x", a, b)
}
}
func TestMobile2GoWriter(t *testing.T) {
testData := []byte("Hello World!")
outBuf := &bytes.Buffer{}
reader := bytes.NewReader(testData)
writer := NewMobile2GoWriter(outBuf)
bufSize := 2
writeBuf := make([]byte, bufSize)
reachedEnd := false
for !reachedEnd {
n, err := reader.Read(writeBuf)
if err != nil {
if errors.Is(err, io.EOF) {
reachedEnd = true
} else {
t.Fatal("Expected no error while reading, got:", err)
}
}
writtenTotal := 0
for writtenTotal < n {
written, err := writer.Write(writeBuf[writtenTotal:n])
if err != nil {
t.Fatal("Expected no error while writing, got:", err)
}
writtenTotal += written
}
}
if writtenData := outBuf.Bytes(); !bytes.Equal(testData, writtenData) {
t.Fatalf("expected %x, got %x", testData, writtenData)
}
}
func TestMobile2GoWriterWithSHA256(t *testing.T) {
testData := []byte("Hello World!")
testHash := sha256.Sum256(testData)
outBuf := &bytes.Buffer{}
reader := bytes.NewReader(testData)
writer := NewMobile2GoWriterWithSHA256(outBuf)
bufSize := 2
writeBuf := make([]byte, bufSize)
reachedEnd := false
for !reachedEnd {
n, err := reader.Read(writeBuf)
if err != nil {
if errors.Is(err, io.EOF) {
reachedEnd = true
} else {
t.Fatal("Expected no error while reading, got:", err)
}
}
writtenTotal := 0
for writtenTotal < n {
written, err := writer.Write(writeBuf[writtenTotal:n])
if err != nil {
t.Fatal("Expected no error while writing, got:", err)
}
writtenTotal += written
}
}
if writtenData := outBuf.Bytes(); !bytes.Equal(testData, writtenData) {
t.Fatalf("expected data to be %x, got %x", testData, writtenData)
}
if writtenHash := writer.GetSHA256(); !bytes.Equal(testHash[:], writtenHash) {
t.Fatalf("expected has to be %x, got %x", testHash, writtenHash)
}
}
func TestGo2AndroidReader(t *testing.T) {
testData := []byte("Hello World!")
reader := NewGo2AndroidReader(bytes.NewReader(testData))
var readData []byte
bufSize := 2
buffer := make([]byte, bufSize)
reachedEnd := false
for !reachedEnd {
n, err := reader.Read(buffer)
if err != nil {
t.Fatal("Expected no error while reading, got:", err)
}
reachedEnd = n < 0
if n > 0 {
readData = append(readData, buffer[:n]...)
}
}
if !bytes.Equal(testData, readData) {
t.Fatalf("expected data to be %x, got %x", testData, readData)
}
}
func TestGo2IOSReader(t *testing.T) {
testData := []byte("Hello World!")
reader := NewGo2IOSReader(bytes.NewReader(testData))
var readData []byte
bufSize := 2
reachedEnd := false
for !reachedEnd {
res, err := reader.Read(bufSize)
if err != nil {
t.Fatal("Expected no error while reading, got:", err)
}
n := res.N
reachedEnd = res.IsEOF
if n > 0 {
readData = append(readData, res.Data[:n]...)
}
}
if !bytes.Equal(testData, readData) {
t.Fatalf("expected data to be %x, got %x", testData, readData)
}
}
type testMobileReader struct {
reader io.Reader
returnError bool
}
func (r *testMobileReader) Read(max int) (*MobileReadResult, error) {
if r.returnError {
return nil, errors.New("gopenpgp: test - forced error while reading")
}
buf := make([]byte, max)
n, err := r.reader.Read(buf)
eof := false
if err != nil {
if errors.Is(err, io.EOF) {
eof = true
} else {
return nil, errors.New("gopenpgp: test - error while reading")
}
}
return NewMobileReadResult(n, eof, buf[:n]), nil
}
func TestMobile2GoReader(t *testing.T) {
testData := []byte("Hello World!")
reader := NewMobile2GoReader(&testMobileReader{bytes.NewReader(testData), false})
var readData []byte
bufSize := 2
readBuf := make([]byte, bufSize)
reachedEnd := false
for !reachedEnd {
n, err := reader.Read(readBuf)
if err != nil {
if errors.Is(err, io.EOF) {
reachedEnd = true
} else {
t.Fatal("Expected no error while reading, got:", err)
}
}
if n > 0 {
readData = append(readData, readBuf[:n]...)
}
}
if !bytes.Equal(testData, readData) {
t.Fatalf("expected data to be %x, got %x", testData, readData)
}
readerErr := NewMobile2GoReader(&testMobileReader{bytes.NewReader(testData), true})
if _, err := readerErr.Read(readBuf); err == nil {
t.Fatal("expected an error while reading, got nil")
}
}
func setUpTestKeyRing() (*crypto.PGPHandle, *crypto.KeyRing, *crypto.KeyRing, error) {
pgpHandle := crypto.PGPWithProfile(profile.Default())
testKey, err := pgpHandle.KeyGeneration().
AddUserId("test", "test@protonmail.com").
New().
GenerateKey()
if err != nil {
return nil, nil, nil, err
}
testPublicKey, err := testKey.ToPublic()
if err != nil {
return nil, nil, nil, err
}
testPrivateKeyRing, err := crypto.NewKeyRing(testKey)
if err != nil {
return nil, nil, nil, err
}
testPublicKeyRing, err := crypto.NewKeyRing(testPublicKey)
if err != nil {
return nil, nil, nil, err
}
return pgpHandle, testPublicKeyRing, testPrivateKeyRing, nil
}
func TestExplicitVerifyAllGoesWell(t *testing.T) {
data := []byte("hello")
pgpHandle, pubKR, privKR, err := setUpTestKeyRing()
if err != nil {
t.Fatalf("Got an error while loading test key: %v", err)
}
defer privKR.ClearPrivateParams()
encHandle, _ := pgpHandle.Encryption().Recipients(pubKR).SigningKeys(privKR).New()
ciphertext, err := encHandle.Encrypt(data)
if err != nil {
t.Fatalf("Got an error while encrypting test data: %v", err)
}
decHandle, _ := pgpHandle.Decryption().DecryptionKeys(privKR).VerificationKeys(pubKR).New()
reader, err := decHandle.DecryptingReader(bytes.NewReader(ciphertext.Bytes()), crypto.Bytes)
if err != nil {
t.Fatalf("Got an error while decrypting stream data: %v", err)
}
_, err = io.ReadAll(reader)
if err != nil {
t.Fatalf("Got an error while reading decrypted data: %v", err)
}
sigErr, err := reader.VerifySignature()
if err != nil {
t.Fatalf("Got an error while decrypting: %v", err)
}
if err = sigErr.SignatureError(); err != nil {
t.Fatalf("Got a signature error while verifying embedded sig: %v", err)
}
if err != nil {
t.Fatalf("Got an error while verifying embedded sig: %v", err)
}
}
func TestExplicitVerifyTooEarly(t *testing.T) {
data := []byte("hello")
pgp, pubKR, privKR, err := setUpTestKeyRing()
if err != nil {
t.Fatalf("Got an error while loading test key: %v", err)
}
defer privKR.ClearPrivateParams()
encHandle, _ := pgp.Encryption().Recipients(pubKR).SigningKeys(privKR).New()
ciphertext, err := encHandle.Encrypt(data)
if err != nil {
t.Fatalf("Got an error while encrypting test data: %v", err)
}
decHandle, _ := pgp.Decryption().DecryptionKeys(privKR).VerificationKeys(pubKR).New()
reader, err := decHandle.DecryptingReader(bytes.NewReader(ciphertext.Bytes()), crypto.Bytes)
if err != nil {
t.Fatalf("Got an error while decrypting stream data: %v", err)
}
buff := make([]byte, 1)
_, err = reader.Read(buff)
if err != nil {
t.Fatalf("Got an error while reading decrypted data: %v", err)
}
sigErr, err := reader.VerifySignature()
if err == nil {
t.Fatalf("Got no error while verifying a reader before reading it entirely")
}
if err = sigErr.SignatureError(); err != nil {
t.Fatalf("Got a signature error while verifying embedded sig: %v", sigErr.SignatureError())
}
}
func TestExplicitVerifyNoSig(t *testing.T) {
data := []byte("hello")
pgp, pubKR, privKR, err := setUpTestKeyRing()
if err != nil {
t.Fatalf("Got an error while loading test key: %v", err)
}
defer privKR.ClearPrivateParams()
encHandle, _ := pgp.Encryption().Recipients(pubKR).New()
ciphertext, err := encHandle.Encrypt(data)
if err != nil {
t.Fatalf("Got an error while encrypting test data: %v", err)
}
decHandle, _ := pgp.Decryption().DecryptionKeys(privKR).VerificationKeys(pubKR).New()
reader, err := decHandle.DecryptingReader(bytes.NewReader(ciphertext.Bytes()), crypto.Bytes)
if err != nil {
t.Fatalf("Got an error while decrypting stream data: %v", err)
}
_, err = io.ReadAll(reader)
if err != nil {
t.Fatalf("Got an error while reading decrypted data: %v", err)
}
sigErr, err := reader.VerifySignature()
if err != nil {
t.Fatalf("Got an error while verifying embedded sig: %v", err)
}
if err = sigErr.SignatureError(); err == nil {
t.Fatal("Got no signature error while verifying unsigned data")
}
if sigErr.SignatureErrorExplicit().Status != constants.SIGNATURE_NOT_SIGNED {
t.Fatal("Signature error status was not SIGNATURE_NOT_SIGNED")
}
}
func TestExplicitVerifyWrongVerifier(t *testing.T) {
data := []byte("hello")
pgp, pubKR, privKR, err := setUpTestKeyRing()
if err != nil {
t.Fatalf("Got an error while loading test key: %v", err)
}
defer privKR.ClearPrivateParams()
_, _, privKR2, err := setUpTestKeyRing()
if err != nil {
t.Fatalf("Got an error while loading test key: %v", err)
}
defer privKR2.ClearPrivateParams()
encHandle, _ := pgp.Encryption().Recipients(pubKR).SigningKeys(privKR2).New()
ciphertext, err := encHandle.Encrypt(data)
if err != nil {
t.Fatalf("Got an error while encrypting test data: %v", err)
}
decHandle, _ := pgp.Decryption().DecryptionKeys(privKR).VerificationKeys(pubKR).New()
reader, err := decHandle.DecryptingReader(bytes.NewReader(ciphertext.Bytes()), crypto.Bytes)
if err != nil {
t.Fatalf("Got an error while decrypting stream data: %v", err)
}
_, err = io.ReadAll(reader)
if err != nil {
t.Fatalf("Got an error while reading decrypted data: %v", err)
}
sigErr, err := reader.VerifySignature()
if err != nil {
t.Fatalf("Got an error while verifying embedded sig: %v", err)
}
if err = sigErr.SignatureError(); err == nil {
t.Fatal("Got no signature error while verifying with wrong key")
}
if sigErr.SignatureErrorExplicit().Status != constants.SIGNATURE_NO_VERIFIER {
t.Fatal("Signature error status was not SIGNATURE_NO_VERIFIER")
}
}
|
