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-rw-r--r--xcode/OLMKitTests/OLMKitGroupTests.m85
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diff --git a/xcode/OLMKitTests/OLMKitGroupTests.m b/xcode/OLMKitTests/OLMKitGroupTests.m
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+/*
+ Copyright 2016 OpenMarket Ltd
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+#import <XCTest/XCTest.h>
+
+#import <OLMKit/OLMKit.h>
+
+#include "olm/olm.h"
+
+@interface OLMKitGroupTests : XCTestCase
+
+@end
+
+@implementation OLMKitGroupTests
+
+- (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 {
+
+ OLMOutboundGroupSession *aliceSession = [[OLMOutboundGroupSession alloc] initOutboundGroupSession];
+ XCTAssertGreaterThan(aliceSession.sessionIdentifier.length, 0);
+ XCTAssertGreaterThan(aliceSession.sessionKey.length, 0);
+ XCTAssertEqual(aliceSession.messageIndex, 0);
+
+ // Store the session key before starting encrypting
+ NSString *sessionKey = aliceSession.sessionKey;
+
+ NSString *message = @"Hello!";
+ NSString *aliceToBobMsg = [aliceSession encryptMessage:message];
+
+ XCTAssertEqual(aliceSession.messageIndex, 1);
+ XCTAssertGreaterThanOrEqual(aliceToBobMsg.length, 0);
+
+ OLMInboundGroupSession *bobSession = [[OLMInboundGroupSession alloc] initInboundGroupSessionWithSessionKey:sessionKey];
+ XCTAssertEqualObjects(aliceSession.sessionIdentifier, bobSession.sessionIdentifier);
+
+ NSString *plaintext = [bobSession decryptMessage:aliceToBobMsg];
+ XCTAssertEqualObjects(message, plaintext);
+}
+
+- (void)testOutboundGroupSessionSerialization {
+
+ OLMOutboundGroupSession *aliceSession = [[OLMOutboundGroupSession alloc] initOutboundGroupSession];
+
+ NSData *aliceData = [NSKeyedArchiver archivedDataWithRootObject:aliceSession];
+ OLMOutboundGroupSession *aliceSession2 = [NSKeyedUnarchiver unarchiveObjectWithData:aliceData];
+
+ XCTAssertEqualObjects(aliceSession2.sessionKey, aliceSession.sessionKey);
+ XCTAssertEqualObjects(aliceSession2.sessionIdentifier, aliceSession.sessionIdentifier);
+}
+
+- (void)testInboundGroupSessionSerialization {
+
+ OLMOutboundGroupSession *aliceSession = [[OLMOutboundGroupSession alloc] initOutboundGroupSession];
+
+ OLMInboundGroupSession *bobSession = [[OLMInboundGroupSession alloc] initInboundGroupSessionWithSessionKey:aliceSession.sessionKey];
+
+ NSData *bobData = [NSKeyedArchiver archivedDataWithRootObject:bobSession];
+ OLMInboundGroupSession *bobSession2 = [NSKeyedUnarchiver unarchiveObjectWithData:bobData];
+
+ XCTAssertEqualObjects(bobSession2.sessionIdentifier, aliceSession.sessionIdentifier);
+}
+
+@end