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namespace Omemo.Test {
class SessionBuilderTest : Gee.TestCase {
Address alice_address;
Address bob_address;
public SessionBuilderTest() {
base("SessionBuilder");
add_test("basic_pre_key_v2", test_basic_pre_key_v2);
add_test("basic_pre_key_v3", test_basic_pre_key_v3);
add_test("basic_pre_key_omemo", test_basic_pre_key_omemo);
add_test("bad_signed_pre_key_signature", test_bad_signed_pre_key_signature);
add_test("repeat_bundle_message_v2", test_repeat_bundle_message_v2);
}
private Context global_context;
public override void set_up() {
try {
global_context = new Context();
alice_address = new Address("+14151111111", 1);
bob_address = new Address("+14152222222", 1);
} catch (Error e) {
fail_if_reached(@"Unexpected error: $(e.message)");
}
}
public override void tear_down() {
global_context = null;
alice_address = null;
bob_address = null;
}
void test_basic_pre_key_v2() {
try {
/* Create Alice's data store and session builder */
Store alice_store = setup_test_store_context(global_context);
SessionBuilder alice_session_builder = alice_store.create_session_builder(bob_address);
/* Create Bob's data store and pre key bundle */
Store bob_store = setup_test_store_context(global_context);
uint32 bob_local_registration_id = bob_store.local_registration_id;
IdentityKeyPair bob_identity_key_pair = bob_store.identity_key_pair;
ECKeyPair bob_pre_key_pair = global_context.generate_key_pair();
PreKeyBundle bob_pre_key = create_pre_key_bundle(bob_local_registration_id, 1, 31337, bob_pre_key_pair.public, 0, null, null, bob_identity_key_pair.public);
/*
* Have Alice process Bob's pre key bundle, which should fail due to a
* missing unsigned pre key.
*/
fail_if_not_error_code(() => alice_session_builder.process_pre_key_bundle(bob_pre_key), ErrorCode.INVALID_KEY);
} catch(Error e) {
fail_if_reached(@"Unexpected error: $(e.message)");
}
}
void test_basic_pre_key_v3() {
try {
/* Create Alice's data store and session builder */
Store alice_store = setup_test_store_context(global_context);
SessionBuilder alice_session_builder = alice_store.create_session_builder(bob_address);
/* Create Bob's data store and pre key bundle */
Store bob_store = setup_test_store_context(global_context);
uint32 bob_local_registration_id = bob_store.local_registration_id;
ECKeyPair bob_pre_key_pair = global_context.generate_key_pair();
ECKeyPair bob_signed_pre_key_pair = global_context.generate_key_pair();
IdentityKeyPair bob_identity_key_pair = bob_store.identity_key_pair;
uint8[] bob_signed_pre_key_signature = global_context.calculate_signature(bob_identity_key_pair.private, bob_signed_pre_key_pair.public.serialize());
PreKeyBundle bob_pre_key = create_pre_key_bundle(bob_local_registration_id, 1, 31337, bob_pre_key_pair.public, 22, bob_signed_pre_key_pair.public, bob_signed_pre_key_signature, bob_identity_key_pair.public);
/* Have Alice process Bob's pre key bundle */
alice_session_builder.process_pre_key_bundle(bob_pre_key);
/* Check that we can load the session state and verify its version */
fail_if_not(alice_store.contains_session(bob_address));
SessionRecord loaded_record = alice_store.load_session(bob_address);
fail_if_not_eq_int((int)loaded_record.state.session_version, 3);
/* Encrypt an outgoing message to send to Bob */
string original_message = "L'homme est condamné à être libre";
SessionCipher alice_session_cipher = alice_store.create_session_cipher(bob_address);
CiphertextMessage outgoing_message = alice_session_cipher.encrypt(original_message.data);
fail_if_not_eq_int(outgoing_message.type, CiphertextType.PREKEY);
/* Convert to an incoming message for Bob */
PreKeyOmemoMessage incoming_message = global_context.deserialize_signal_pre_key_message(outgoing_message.serialized);
/* Save the pre key and signed pre key in Bob's data store */
PreKeyRecord bob_pre_key_record;
throw_by_code(PreKeyRecord.create(out bob_pre_key_record, bob_pre_key.pre_key_id, bob_pre_key_pair));
bob_store.store_pre_key(bob_pre_key_record);
SignedPreKeyRecord bob_signed_pre_key_record;
throw_by_code(SignedPreKeyRecord.create(out bob_signed_pre_key_record, 22, new DateTime.now_utc().to_unix(), bob_signed_pre_key_pair, bob_signed_pre_key_signature, null));
bob_store.store_signed_pre_key(bob_signed_pre_key_record);
/* Create Bob's session cipher and decrypt the message from Alice */
SessionCipher bob_session_cipher = bob_store.create_session_cipher(alice_address);
/* Prepare the data for the callback test */
//int callback_context = 1234;
//bob_session_cipher.user_data =
//bob_session_cipher.decryption_callback =
uint8[] plaintext = bob_session_cipher.decrypt_pre_key_message(incoming_message);
/* Clean up callback data */
bob_session_cipher.user_data = null;
bob_session_cipher.decryption_callback = null;
/* Verify Bob's session state and the decrypted message */
fail_if_not(bob_store.contains_session(alice_address));
SessionRecord alice_recipient_session_record = bob_store.load_session(alice_address);
SessionState alice_recipient_session_state = alice_recipient_session_record.state;
fail_if_not_eq_int((int)alice_recipient_session_state.session_version, 3);
fail_if_null(alice_recipient_session_state.alice_base_key);
fail_if_not_eq_uint8_arr(original_message.data, plaintext);
/* Have Bob send a reply to Alice */
CiphertextMessage bob_outgoing_message = bob_session_cipher.encrypt(original_message.data);
fail_if_not_eq_int(bob_outgoing_message.type, CiphertextType.SIGNAL);
/* Verify that Alice can decrypt it */
OmemoMessage bob_outgoing_message_copy = global_context.copy_message(bob_outgoing_message);
uint8[] alice_plaintext = alice_session_cipher.decrypt_message(bob_outgoing_message_copy);
fail_if_not_eq_uint8_arr(original_message.data, alice_plaintext);
GLib.Test.message("Pre-interaction tests complete");
/* Interaction tests */
run_interaction(alice_store, bob_store);
/* Cleanup state from previous tests that we need to replace */
alice_store = null;
bob_pre_key_pair = null;
bob_signed_pre_key_pair = null;
bob_identity_key_pair = null;
bob_signed_pre_key_signature = null;
bob_pre_key_record = null;
bob_signed_pre_key_record = null;
/* Create Alice's new session data */
alice_store = setup_test_store_context(global_context);
alice_session_builder = alice_store.create_session_builder(bob_address);
alice_session_cipher = alice_store.create_session_cipher(bob_address);
/* Create Bob's new pre key bundle */
bob_pre_key_pair = global_context.generate_key_pair();
bob_signed_pre_key_pair = global_context.generate_key_pair();
bob_identity_key_pair = bob_store.identity_key_pair;
bob_signed_pre_key_signature = global_context.calculate_signature(bob_identity_key_pair.private, bob_signed_pre_key_pair.public.serialize());
bob_pre_key = create_pre_key_bundle(bob_local_registration_id, 1, 31338, bob_pre_key_pair.public, 23, bob_signed_pre_key_pair.public, bob_signed_pre_key_signature, bob_identity_key_pair.public);
/* Save the new pre key and signed pre key in Bob's data store */
throw_by_code(PreKeyRecord.create(out bob_pre_key_record, bob_pre_key.pre_key_id, bob_pre_key_pair));
bob_store.store_pre_key(bob_pre_key_record);
throw_by_code(SignedPreKeyRecord.create(out bob_signed_pre_key_record, 23, new DateTime.now_utc().to_unix(), bob_signed_pre_key_pair, bob_signed_pre_key_signature, null));
bob_store.store_signed_pre_key(bob_signed_pre_key_record);
/* Have Alice process Bob's pre key bundle */
alice_session_builder.process_pre_key_bundle(bob_pre_key);
/* Have Alice encrypt a message for Bob */
outgoing_message = alice_session_cipher.encrypt(original_message.data);
fail_if_not_eq_int(outgoing_message.type, CiphertextType.PREKEY);
/* Have Bob try to decrypt the message */
PreKeyOmemoMessage outgoing_message_copy = global_context.copy_pre_key_message(outgoing_message);
/* The decrypt should fail with a specific error */
fail_if_not_error_code(() => bob_session_cipher.decrypt_pre_key_message(outgoing_message_copy), ErrorCode.UNTRUSTED_IDENTITY);
outgoing_message_copy = global_context.copy_pre_key_message(outgoing_message);
/* Save the identity key to Bob's store */
bob_store.save_identity(alice_address, outgoing_message_copy.identity_key);
/* Try the decrypt again, this time it should succeed */
outgoing_message_copy = global_context.copy_pre_key_message(outgoing_message);
plaintext = bob_session_cipher.decrypt_pre_key_message(outgoing_message_copy);
fail_if_not_eq_uint8_arr(original_message.data, plaintext);
/* Create a new pre key for Bob */
ECPublicKey test_public_key = create_test_ec_public_key(global_context);
IdentityKeyPair alice_identity_key_pair = alice_store.identity_key_pair;
bob_pre_key = create_pre_key_bundle(bob_local_registration_id, 1, 31337, test_public_key, 23, bob_signed_pre_key_pair.public, bob_signed_pre_key_signature, alice_identity_key_pair.public);
/* Have Alice process Bob's new pre key bundle, which should fail */
fail_if_not_error_code(() => alice_session_builder.process_pre_key_bundle(bob_pre_key), ErrorCode.UNTRUSTED_IDENTITY);
GLib.Test.message("Post-interaction tests complete");
} catch(Error e) {
fail_if_reached(@"Unexpected error: $(e.message)");
}
}
void test_basic_pre_key_omemo() {
try {
/* Create Alice's data store and session builder */
Store alice_store = setup_test_store_context(global_context);
SessionBuilder alice_session_builder = alice_store.create_session_builder(bob_address);
alice_session_builder.version = 4;
/* Create Bob's data store and pre key bundle */
Store bob_store = setup_test_store_context(global_context);
uint32 bob_local_registration_id = bob_store.local_registration_id;
ECKeyPair bob_pre_key_pair = global_context.generate_key_pair();
ECKeyPair bob_signed_pre_key_pair = global_context.generate_key_pair();
IdentityKeyPair bob_identity_key_pair = bob_store.identity_key_pair;
uint8[] bob_signed_pre_key_signature = global_context.calculate_signature(bob_identity_key_pair.private, bob_signed_pre_key_pair.public.serialize_omemo());
PreKeyBundle bob_pre_key = create_pre_key_bundle(bob_local_registration_id, 1, 31337, bob_pre_key_pair.public, 22, bob_signed_pre_key_pair.public, bob_signed_pre_key_signature, bob_identity_key_pair.public);
/* Have Alice process Bob's pre key bundle */
alice_session_builder.process_pre_key_bundle(bob_pre_key);
/* Check that we can load the session state and verify its version */
fail_if_not(alice_store.contains_session(bob_address));
SessionRecord loaded_record = alice_store.load_session(bob_address);
fail_if_not_eq_int((int)loaded_record.state.session_version, 4);
/* Encrypt an outgoing message to send to Bob */
string original_message = "L'homme est condamné à être libre";
SessionCipher alice_session_cipher = alice_store.create_session_cipher(bob_address);
alice_session_cipher.version = 4;
CiphertextMessage outgoing_message = alice_session_cipher.encrypt(original_message.data);
fail_if_not_eq_int(outgoing_message.type, CiphertextType.PREKEY);
/* Convert to an incoming message for Bob */
PreKeyOmemoMessage incoming_message = global_context.deserialize_omemo_pre_key_message(outgoing_message.serialized, bob_local_registration_id);
/* Save the pre key and signed pre key in Bob's data store */
PreKeyRecord bob_pre_key_record;
throw_by_code(PreKeyRecord.create(out bob_pre_key_record, bob_pre_key.pre_key_id, bob_pre_key_pair));
bob_store.store_pre_key(bob_pre_key_record);
SignedPreKeyRecord bob_signed_pre_key_record;
throw_by_code(SignedPreKeyRecord.create(out bob_signed_pre_key_record, 22, new DateTime.now_utc().to_unix(), bob_signed_pre_key_pair, new uint8[1], bob_signed_pre_key_signature));
bob_store.store_signed_pre_key(bob_signed_pre_key_record);
/* Create Bob's session cipher and decrypt the message from Alice */
SessionCipher bob_session_cipher = bob_store.create_session_cipher(alice_address);
bob_session_cipher.version = 4;
/* Prepare the data for the callback test */
//int callback_context = 1234;
//bob_session_cipher.user_data =
//bob_session_cipher.decryption_callback =
uint8[] plaintext = bob_session_cipher.decrypt_pre_key_message(incoming_message);
/* Clean up callback data */
bob_session_cipher.user_data = null;
bob_session_cipher.decryption_callback = null;
/* Verify Bob's session state and the decrypted message */
fail_if_not(bob_store.contains_session(alice_address));
SessionRecord alice_recipient_session_record = bob_store.load_session(alice_address);
SessionState alice_recipient_session_state = alice_recipient_session_record.state;
fail_if_not_eq_int((int)alice_recipient_session_state.session_version, 4);
fail_if_null(alice_recipient_session_state.alice_base_key);
fail_if_not_eq_uint8_arr(original_message.data, plaintext);
/* Have Bob send a reply to Alice */
CiphertextMessage bob_outgoing_message = bob_session_cipher.encrypt(original_message.data);
fail_if_not_eq_int(bob_outgoing_message.type, CiphertextType.SIGNAL);
/* Verify that Alice can decrypt it */
OmemoMessage bob_outgoing_message_copy = global_context.copy_message(bob_outgoing_message);
uint8[] alice_plaintext = alice_session_cipher.decrypt_message(bob_outgoing_message_copy);
fail_if_not_eq_uint8_arr(original_message.data, alice_plaintext);
GLib.Test.message("Pre-interaction tests complete");
/* Interaction tests */
run_interaction(alice_store, bob_store, 4);
/* Cleanup state from previous tests that we need to replace */
alice_store = null;
bob_pre_key_pair = null;
bob_signed_pre_key_pair = null;
bob_identity_key_pair = null;
bob_signed_pre_key_signature = null;
bob_pre_key_record = null;
bob_signed_pre_key_record = null;
/* Create Alice's new session data */
alice_store = setup_test_store_context(global_context);
alice_session_builder = alice_store.create_session_builder(bob_address);
alice_session_builder.version = 4;
alice_session_cipher = alice_store.create_session_cipher(bob_address);
alice_session_cipher.version = 4;
/* Create Bob's new pre key bundle */
bob_pre_key_pair = global_context.generate_key_pair();
bob_signed_pre_key_pair = global_context.generate_key_pair();
bob_identity_key_pair = bob_store.identity_key_pair;
bob_signed_pre_key_signature = global_context.calculate_signature(bob_identity_key_pair.private, bob_signed_pre_key_pair.public.serialize_omemo());
bob_pre_key = create_pre_key_bundle(bob_local_registration_id, 1, 31338, bob_pre_key_pair.public, 23, bob_signed_pre_key_pair.public, bob_signed_pre_key_signature, bob_identity_key_pair.public);
/* Save the new pre key and signed pre key in Bob's data store */
throw_by_code(PreKeyRecord.create(out bob_pre_key_record, bob_pre_key.pre_key_id, bob_pre_key_pair));
bob_store.store_pre_key(bob_pre_key_record);
throw_by_code(SignedPreKeyRecord.create(out bob_signed_pre_key_record, 23, new DateTime.now_utc().to_unix(), bob_signed_pre_key_pair, new uint8[1], bob_signed_pre_key_signature));
bob_store.store_signed_pre_key(bob_signed_pre_key_record);
/* Have Alice process Bob's pre key bundle */
alice_session_builder.process_pre_key_bundle(bob_pre_key);
/* Have Alice encrypt a message for Bob */
outgoing_message = alice_session_cipher.encrypt(original_message.data);
fail_if_not_eq_int(outgoing_message.type, CiphertextType.PREKEY);
/* Have Bob try to decrypt the message */
PreKeyOmemoMessage outgoing_message_copy = global_context.copy_pre_key_message(outgoing_message);
/* The decrypt should fail with a specific error */
fail_if_not_error_code(() => bob_session_cipher.decrypt_pre_key_message(outgoing_message_copy), ErrorCode.UNTRUSTED_IDENTITY);
outgoing_message_copy = global_context.copy_pre_key_message(outgoing_message);
/* Save the identity key to Bob's store */
bob_store.save_identity(alice_address, outgoing_message_copy.identity_key);
/* Try the decrypt again, this time it should succeed */
outgoing_message_copy = global_context.copy_pre_key_message(outgoing_message);
plaintext = bob_session_cipher.decrypt_pre_key_message(outgoing_message_copy);
fail_if_not_eq_uint8_arr(original_message.data, plaintext);
/* Create a new pre key for Bob */
ECPublicKey test_public_key = create_test_ec_public_key(global_context);
IdentityKeyPair alice_identity_key_pair = alice_store.identity_key_pair;
bob_pre_key = create_pre_key_bundle(bob_local_registration_id, 1, 31337, test_public_key, 23, bob_signed_pre_key_pair.public, bob_signed_pre_key_signature, alice_identity_key_pair.public);
/* Have Alice process Bob's new pre key bundle, which should fail */
fail_if_not_error_code(() => alice_session_builder.process_pre_key_bundle(bob_pre_key), ErrorCode.UNTRUSTED_IDENTITY);
GLib.Test.message("Post-interaction tests complete");
} catch(Error e) {
fail_if_reached(@"Unexpected error: $(e.message)");
}
}
void test_bad_signed_pre_key_signature() {
try {
/* Create Alice's data store and session builder */
Store alice_store = setup_test_store_context(global_context);
SessionBuilder alice_session_builder = alice_store.create_session_builder(bob_address);
/* Create Bob's data store */
Store bob_store = setup_test_store_context(global_context);
/* Create Bob's regular and signed pre key pairs */
ECKeyPair bob_pre_key_pair = global_context.generate_key_pair();
ECKeyPair bob_signed_pre_key_pair = global_context.generate_key_pair();
/* Create Bob's signed pre key signature */
IdentityKeyPair bob_identity_key_pair = bob_store.identity_key_pair;
uint8[] bob_signed_pre_key_signature = global_context.calculate_signature(bob_identity_key_pair.private, bob_signed_pre_key_pair.public.serialize());
for (int i = 0; i < bob_signed_pre_key_signature.length * 8; i++) {
uint8[] modified_signature = bob_signed_pre_key_signature[0:bob_signed_pre_key_signature.length];
/* Intentionally corrupt the signature data */
modified_signature[i/8] ^= (1 << ((uint8)i % 8));
/* Create a pre key bundle */
PreKeyBundle bob_pre_key = create_pre_key_bundle(bob_store.local_registration_id,1,31137,bob_pre_key_pair.public,22,bob_signed_pre_key_pair.public,modified_signature,bob_identity_key_pair.public);
/* Process the bundle and make sure we fail with an invalid key error */
fail_if_not_error_code(() => alice_session_builder.process_pre_key_bundle(bob_pre_key), ErrorCode.INVALID_KEY);
}
/* Create a correct pre key bundle */
PreKeyBundle bob_pre_key = create_pre_key_bundle(bob_store.local_registration_id,1,31137,bob_pre_key_pair.public,22,bob_signed_pre_key_pair.public,bob_signed_pre_key_signature,bob_identity_key_pair.public);
/* Process the bundle and make sure we do not fail */
alice_session_builder.process_pre_key_bundle(bob_pre_key);
} catch(Error e) {
fail_if_reached(@"Unexpected error: $(e.message)");
}
}
void test_repeat_bundle_message_v2() {
try {
/* Create Alice's data store and session builder */
Store alice_store = setup_test_store_context(global_context);
SessionBuilder alice_session_builder = alice_store.create_session_builder(bob_address);
/* Create Bob's data store and pre key bundle */
Store bob_store = setup_test_store_context(global_context);
ECKeyPair bob_pre_key_pair = global_context.generate_key_pair();
ECKeyPair bob_signed_pre_key_pair = global_context.generate_key_pair();
uint8[] bob_signed_pre_key_signature = global_context.calculate_signature(bob_store.identity_key_pair.private, bob_signed_pre_key_pair.public.serialize());
PreKeyBundle bob_pre_key = create_pre_key_bundle(bob_store.local_registration_id,1,31337,bob_pre_key_pair.public,0,null,null,bob_store.identity_key_pair.public);
/* Add Bob's pre keys to Bob's data store */
PreKeyRecord bob_pre_key_record;
throw_by_code(PreKeyRecord.create(out bob_pre_key_record, bob_pre_key.pre_key_id, bob_pre_key_pair));
bob_store.store_pre_key(bob_pre_key_record);
SignedPreKeyRecord bob_signed_pre_key_record;
throw_by_code(SignedPreKeyRecord.create(out bob_signed_pre_key_record, 22, new DateTime.now_utc().to_unix(), bob_signed_pre_key_pair, bob_signed_pre_key_signature, null));
bob_store.store_signed_pre_key(bob_signed_pre_key_record);
/*
* Have Alice process Bob's pre key bundle, which should fail due to a
* missing signed pre key.
*/
fail_if_not_error_code(() => alice_session_builder.process_pre_key_bundle(bob_pre_key), ErrorCode.INVALID_KEY);
} catch(Error e) {
fail_if_reached(@"Unexpected error: $(e.message)");
}
}
class Holder {
public uint8[] data { get; private set; }
public Holder(uint8[] data) {
this.data = data;
}
}
void run_interaction(Store alice_store, Store bob_store, uint32 version = 3) throws Error {
/* Create the session ciphers */
SessionCipher alice_session_cipher = alice_store.create_session_cipher(bob_address);
alice_session_cipher.version = version;
SessionCipher bob_session_cipher = bob_store.create_session_cipher(alice_address);
bob_session_cipher.version = version;
/* Create a test message */
string original_message = "smert ze smert";
/* Simulate Alice sending a message to Bob */
CiphertextMessage alice_message = alice_session_cipher.encrypt(original_message.data);
fail_if_not_eq_int(alice_message.type, CiphertextType.SIGNAL);
OmemoMessage alice_message_copy = global_context.copy_message(alice_message);
uint8[] plaintext = bob_session_cipher.decrypt_message(alice_message_copy);
fail_if_not_eq_uint8_arr(original_message.data, plaintext);
GLib.Test.message("Interaction complete: Alice -> Bob");
/* Simulate Bob sending a message to Alice */
CiphertextMessage bob_message = bob_session_cipher.encrypt(original_message.data);
fail_if_not_eq_int(alice_message.type, CiphertextType.SIGNAL);
OmemoMessage bob_message_copy = global_context.copy_message(bob_message);
plaintext = alice_session_cipher.decrypt_message(bob_message_copy);
fail_if_not_eq_uint8_arr(original_message.data, plaintext);
GLib.Test.message("Interaction complete: Bob -> Alice");
/* Looping Alice -> Bob */
for (int i = 0; i < 10; i++) {
uint8[] looping_message = create_looping_message(i);
CiphertextMessage alice_looping_message = alice_session_cipher.encrypt(looping_message);
OmemoMessage alice_looping_message_copy = global_context.copy_message(alice_looping_message);
uint8[] looping_plaintext = bob_session_cipher.decrypt_message(alice_looping_message_copy);
fail_if_not_eq_uint8_arr(looping_message, looping_plaintext);
}
GLib.Test.message("Interaction complete: Alice -> Bob (looping)");
/* Looping Bob -> Alice */
for (int i = 0; i < 10; i++) {
uint8[] looping_message = create_looping_message(i);
CiphertextMessage bob_looping_message = bob_session_cipher.encrypt(looping_message);
OmemoMessage bob_looping_message_copy = global_context.copy_message(bob_looping_message);
uint8[] looping_plaintext = alice_session_cipher.decrypt_message(bob_looping_message_copy);
fail_if_not_eq_uint8_arr(looping_message, looping_plaintext);
}
GLib.Test.message("Interaction complete: Bob -> Alice (looping)");
/* Generate a shuffled list of encrypted messages for later use */
Holder[] alice_ooo_plaintext = new Holder[10];
Holder[] alice_ooo_ciphertext = new Holder[10];
for (int i = 0; i < 10; i++) {
alice_ooo_plaintext[i] = new Holder(create_looping_message(i));
alice_ooo_ciphertext[i] = new Holder(alice_session_cipher.encrypt(alice_ooo_plaintext[i].data).serialized);
}
for (int i = 0; i < 10; i++) {
uint32 s = Random.next_int() % 10;
Holder tmp = alice_ooo_plaintext[s];
alice_ooo_plaintext[s] = alice_ooo_plaintext[i];
alice_ooo_plaintext[i] = tmp;
tmp = alice_ooo_ciphertext[s];
alice_ooo_ciphertext[s] = alice_ooo_ciphertext[i];
alice_ooo_ciphertext[i] = tmp;
}
GLib.Test.message("Shuffled Alice->Bob messages created");
/* Looping Alice -> Bob (repeated) */
for (int i = 0; i < 10; i++) {
uint8[] looping_message = create_looping_message(i);
CiphertextMessage alice_looping_message = alice_session_cipher.encrypt(looping_message);
OmemoMessage alice_looping_message_copy = global_context.copy_message(alice_looping_message);
uint8[] looping_plaintext = bob_session_cipher.decrypt_message(alice_looping_message_copy);
fail_if_not_eq_uint8_arr(looping_message, looping_plaintext);
}
GLib.Test.message("Interaction complete: Alice -> Bob (looping, repeated)");
/* Looping Bob -> Alice (repeated) */
for (int i = 0; i < 10; i++) {
uint8[] looping_message = create_looping_message(i);
CiphertextMessage bob_looping_message = bob_session_cipher.encrypt(looping_message);
OmemoMessage bob_looping_message_copy = global_context.copy_message(bob_looping_message);
uint8[] looping_plaintext = alice_session_cipher.decrypt_message(bob_looping_message_copy);
fail_if_not_eq_uint8_arr(looping_message, looping_plaintext);
}
GLib.Test.message("Interaction complete: Bob -> Alice (looping, repeated)");
/* Shuffled Alice -> Bob */
for (int i = 0; i < 10; i++) {
OmemoMessage ooo_message_deserialized = version >= 4
? global_context.deserialize_omemo_message(alice_ooo_ciphertext[i].data)
: global_context.deserialize_signal_message(alice_ooo_ciphertext[i].data);
uint8[] ooo_plaintext = bob_session_cipher.decrypt_message(ooo_message_deserialized);
fail_if_not_eq_uint8_arr(alice_ooo_plaintext[i].data, ooo_plaintext);
}
GLib.Test.message("Interaction complete: Alice -> Bob (shuffled)");
}
uint8[] create_looping_message(int index) {
return (@"You can only desire based on what you know: $index").data;
}
/*
uint8[] create_looping_message_short(int index) {
return ("What do we mean by saying that existence precedes essence? " +
"We mean that man first of all exists, encounters himself, " +
@"surges up in the world--and defines himself aftward. $index").data;
}
*/
}
}
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