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46 lines
1.6 KiB
Objective-C
46 lines
1.6 KiB
Objective-C
#import <XCTest/XCTest.h>
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#import "TestUtil.h"
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@interface EC25AgreerTest : XCTestCase
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@end
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@implementation EC25AgreerTest
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-(void) testKeyExchangeMatchesPeerButNotOthers {
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EC25KeyAgreementProtocol* protocol = [EC25KeyAgreementProtocol protocol];
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id<KeyAgreementParticipant> ec1 = [protocol generateParticipantWithNewKeys];
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id<KeyAgreementParticipant> ec2 = [protocol generateParticipantWithNewKeys];
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id<KeyAgreementParticipant> ec3 = [protocol generateParticipantWithNewKeys];
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NSData* pub_1 = ec1.getPublicKeyData;
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NSData* pub_2 = ec2.getPublicKeyData;
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NSData* shared_1 = [ec1 calculateKeyAgreementAgainstRemotePublicKey:pub_2];
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NSData* shared_2 = [ec2 calculateKeyAgreementAgainstRemotePublicKey:pub_1];
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test([shared_1 isEqualToData:shared_2]);
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NSData* shared_3 = [ec3 calculateKeyAgreementAgainstRemotePublicKey:pub_1];
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test(![shared_3 isEqualToData:shared_1]);
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}
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-(void) testKeyExchangeSucceedsConsistently {
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EC25KeyAgreementProtocol* protocol = [EC25KeyAgreementProtocol protocol];
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for (int i = 0; i < 1000; i++) {
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id<KeyAgreementParticipant> ec1 = [protocol generateParticipantWithNewKeys];
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id<KeyAgreementParticipant> ec2 = [protocol generateParticipantWithNewKeys];
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NSData* pub_1 = ec1.getPublicKeyData;
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NSData* pub_2 = ec2.getPublicKeyData;
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NSData* shared_1 = [ec1 calculateKeyAgreementAgainstRemotePublicKey:pub_2];
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NSData* shared_2 = [ec2 calculateKeyAgreementAgainstRemotePublicKey:pub_1];
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test([shared_1 isEqualToData:shared_2]);
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}
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}
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@end
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