olm/xcode/OLMKitTests/OLMKitTests.m

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//
// OLMKitTests.m
// OLMKitTests
//
// Created by Chris Ballinger on 4/8/16.
//
//
#import <XCTest/XCTest.h>
#import <OLMKit/OLMKit.h>
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@interface OLMKitTests : XCTestCase
@end
@implementation OLMKitTests
- (void)setUp {
[super setUp];
// Put setup code here. This method is called before the invocation of each test method in the class.
}
- (void)tearDown {
// Put teardown code here. This method is called after the invocation of each test method in the class.
[super tearDown];
}
- (void)testAliceAndBob {
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OLMAccount *alice = [[OLMAccount alloc] initNewAccount];
OLMAccount *bob = [[OLMAccount alloc] initNewAccount];
[bob generateOneTimeKeys:5];
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NSDictionary *bobIdKeys = bob.identityKeys;
NSString *bobIdKey = bobIdKeys[@"curve25519"];
NSDictionary *bobOneTimeKeys = bob.oneTimeKeys;
NSParameterAssert(bobIdKey != nil);
NSParameterAssert(bobOneTimeKeys != nil);
__block NSString *bobOneTimeKey = nil;
NSDictionary *bobOtkCurve25519 = bobOneTimeKeys[@"curve25519"];
[bobOtkCurve25519 enumerateKeysAndObjectsUsingBlock:^(id _Nonnull key, id _Nonnull obj, BOOL * _Nonnull stop) {
bobOneTimeKey = obj;
}];
XCTAssert([bobOneTimeKey isKindOfClass:[NSString class]]);
OLMSession *aliceSession = [[OLMSession alloc] initOutboundSessionWithAccount:alice theirIdentityKey:bobIdKey theirOneTimeKey:bobOneTimeKey];
NSString *message = @"Hello!";
OLMMessage *aliceToBobMsg = [aliceSession encryptMessage:message];
OLMSession *bobSession = [[OLMSession alloc] initInboundSessionWithAccount:bob oneTimeKeyMessage:aliceToBobMsg.ciphertext];
NSString *plaintext = [bobSession decryptMessage:aliceToBobMsg];
XCTAssertEqualObjects(message, plaintext);
BOOL success = [bob removeOneTimeKeysForSession:bobSession];
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XCTAssertTrue(success);
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}
- (void) testBackAndForth {
OLMAccount *alice = [[OLMAccount alloc] initNewAccount];
OLMAccount *bob = [[OLMAccount alloc] initNewAccount];
[bob generateOneTimeKeys:1];
NSDictionary *bobIdKeys = bob.identityKeys;
NSString *bobIdKey = bobIdKeys[@"curve25519"];
NSDictionary *bobOneTimeKeys = bob.oneTimeKeys;
NSParameterAssert(bobIdKey != nil);
NSParameterAssert(bobOneTimeKeys != nil);
__block NSString *bobOneTimeKey = nil;
NSDictionary *bobOtkCurve25519 = bobOneTimeKeys[@"curve25519"];
[bobOtkCurve25519 enumerateKeysAndObjectsUsingBlock:^(id _Nonnull key, id _Nonnull obj, BOOL * _Nonnull stop) {
bobOneTimeKey = obj;
}];
XCTAssert([bobOneTimeKey isKindOfClass:[NSString class]]);
OLMSession *aliceSession = [[OLMSession alloc] initOutboundSessionWithAccount:alice theirIdentityKey:bobIdKey theirOneTimeKey:bobOneTimeKey];
NSString *message = @"Hello I'm Alice!";
OLMMessage *aliceToBobMsg = [aliceSession encryptMessage:message];
OLMSession *bobSession = [[OLMSession alloc] initInboundSessionWithAccount:bob oneTimeKeyMessage:aliceToBobMsg.ciphertext];
NSString *plaintext = [bobSession decryptMessage:aliceToBobMsg];
XCTAssertEqualObjects(message, plaintext);
BOOL success = [bob removeOneTimeKeysForSession:bobSession];
XCTAssertTrue(success);
NSString *msg1 = @"Hello I'm Bob!";
NSString *msg2 = @"Isn't life grand?";
NSString *msg3 = @"Let's go to the opera.";
OLMMessage *eMsg1 = [bobSession encryptMessage:msg1];
OLMMessage *eMsg2 = [bobSession encryptMessage:msg2];
OLMMessage *eMsg3 = [bobSession encryptMessage:msg3];
NSString *dMsg1 = [aliceSession decryptMessage:eMsg1];
NSString *dMsg2 = [aliceSession decryptMessage:eMsg2];
NSString *dMsg3 = [aliceSession decryptMessage:eMsg3];
XCTAssertEqualObjects(msg1, dMsg1);
XCTAssertEqualObjects(msg2, dMsg2);
XCTAssertEqualObjects(msg3, dMsg3);
}
- (void) testAccountSerialization {
OLMAccount *bob = [[OLMAccount alloc] initNewAccount];
[bob generateOneTimeKeys:5];
NSDictionary *bobIdKeys = bob.identityKeys;
NSDictionary *bobOneTimeKeys = bob.oneTimeKeys;
NSData *bobData = [NSKeyedArchiver archivedDataWithRootObject:bob];
OLMAccount *bob2 = [NSKeyedUnarchiver unarchiveObjectWithData:bobData];
NSDictionary *bobIdKeys2 = bob2.identityKeys;
NSDictionary *bobOneTimeKeys2 = bob.oneTimeKeys;
XCTAssertEqualObjects(bobIdKeys, bobIdKeys2);
XCTAssertEqualObjects(bobOneTimeKeys, bobOneTimeKeys2);
}
- (void) testSessionSerialization {
OLMAccount *alice = [[OLMAccount alloc] initNewAccount];
OLMAccount *bob = [[OLMAccount alloc] initNewAccount];
[bob generateOneTimeKeys:1];
NSDictionary *bobIdKeys = bob.identityKeys;
NSString *bobIdKey = bobIdKeys[@"curve25519"];
NSDictionary *bobOneTimeKeys = bob.oneTimeKeys;
NSParameterAssert(bobIdKey != nil);
NSParameterAssert(bobOneTimeKeys != nil);
__block NSString *bobOneTimeKey = nil;
NSDictionary *bobOtkCurve25519 = bobOneTimeKeys[@"curve25519"];
[bobOtkCurve25519 enumerateKeysAndObjectsUsingBlock:^(id _Nonnull key, id _Nonnull obj, BOOL * _Nonnull stop) {
bobOneTimeKey = obj;
}];
XCTAssert([bobOneTimeKey isKindOfClass:[NSString class]]);
OLMSession *aliceSession = [[OLMSession alloc] initOutboundSessionWithAccount:alice theirIdentityKey:bobIdKey theirOneTimeKey:bobOneTimeKey];
NSString *message = @"Hello I'm Alice!";
OLMMessage *aliceToBobMsg = [aliceSession encryptMessage:message];
OLMSession *bobSession = [[OLMSession alloc] initInboundSessionWithAccount:bob oneTimeKeyMessage:aliceToBobMsg.ciphertext];
NSString *plaintext = [bobSession decryptMessage:aliceToBobMsg];
XCTAssertEqualObjects(message, plaintext);
BOOL success = [bob removeOneTimeKeysForSession:bobSession];
XCTAssertTrue(success);
NSString *msg1 = @"Hello I'm Bob!";
NSString *msg2 = @"Isn't life grand?";
NSString *msg3 = @"Let's go to the opera.";
OLMMessage *eMsg1 = [bobSession encryptMessage:msg1];
OLMMessage *eMsg2 = [bobSession encryptMessage:msg2];
OLMMessage *eMsg3 = [bobSession encryptMessage:msg3];
NSData *aliceData = [NSKeyedArchiver archivedDataWithRootObject:aliceSession];
OLMSession *alice2 = [NSKeyedUnarchiver unarchiveObjectWithData:aliceData];
NSString *dMsg1 = [alice2 decryptMessage:eMsg1];
NSString *dMsg2 = [alice2 decryptMessage:eMsg2];
NSString *dMsg3 = [alice2 decryptMessage:eMsg3];
XCTAssertEqualObjects(msg1, dMsg1);
XCTAssertEqualObjects(msg2, dMsg2);
XCTAssertEqualObjects(msg3, dMsg3);
}
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@end