test: Test 100 rounds of messages between the two ratchets
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@ -74,7 +74,9 @@ void main() {
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print('X3DH key exchange done');
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// Alice and Bob now share sk as a common secret and ad
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// Build a session
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final alicesRatchet = await OmemoDoubleRatchet.initiateNewSession(
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spkBob.pk,
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resultAlice.sk,
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@ -87,38 +89,43 @@ void main() {
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);
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expect(alicesRatchet.sessionAd, bobsRatchet.sessionAd);
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//expect(await alicesRatchet.dhr.getBytes(), await ikBob.pk.getBytes());
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// Alice encrypts a message
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final aliceRatchetResult1 = await alicesRatchet.ratchetEncrypt(utf8.encode('Hello Bob'));
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print('Alice sent the message');
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// Alice sends it to Bob
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// ...
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for (var i = 0; i < 100; i++) {
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final messageText = 'Hello, dear $i';
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if (i % 2 == 0) {
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// Alice encrypts a message
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final aliceRatchetResult = await alicesRatchet.ratchetEncrypt(utf8.encode(messageText));
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print('Alice sent the message');
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// Bob tries to decrypt it
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final bobRatchetResult1 = await bobsRatchet.ratchetDecrypt(
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aliceRatchetResult1.header,
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aliceRatchetResult1.ciphertext,
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);
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print('Bob decrypted the message');
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// Alice sends it to Bob
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// ...
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expect(utf8.encode('Hello Bob'), bobRatchetResult1);
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// Bob tries to decrypt it
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final bobRatchetResult = await bobsRatchet.ratchetDecrypt(
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aliceRatchetResult.header,
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aliceRatchetResult.ciphertext,
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);
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print('Bob decrypted the message');
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// Bob sends a message to Alice
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final bobRatchetResult2 = await bobsRatchet.ratchetEncrypt(utf8.encode('Hello Alice'));
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print('Bob sent the message');
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expect(utf8.encode(messageText), bobRatchetResult);
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} else {
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// Bob sends a message to Alice
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final bobRatchetResult = await bobsRatchet.ratchetEncrypt(utf8.encode(messageText));
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print('Bob sent the message');
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// Bobs sends it to Alice
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// ...
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// Bobs sends it to Alice
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// ...
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// Alice tries to decrypt it
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final aliceRatchetResult2 = await alicesRatchet.ratchetDecrypt(
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bobRatchetResult2.header,
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bobRatchetResult2.ciphertext,
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);
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print('Alice decrypted the message');
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// Alice tries to decrypt it
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final aliceRatchetResult = await alicesRatchet.ratchetDecrypt(
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bobRatchetResult.header,
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bobRatchetResult.ciphertext,
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);
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print('Alice decrypted the message');
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expect(utf8.encode('Hello Alice'), aliceRatchetResult2);
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expect(utf8.encode(messageText), aliceRatchetResult);
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}
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}
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});
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}
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