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TrustTest.m
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TrustTest.m
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/**
* "The contents of this file are subject to the Mozilla Public License
* Version 1.1 (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.mozilla.org/MPL/
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
* The Original Code is OpenVBX, released February 18, 2011.
* The Initial Developer of the Original Code is Twilio Inc.
* Portions created by Twilio Inc. are Copyright (C) 2010.
* All Rights Reserved.
* Contributor(s):
**/
#import <SenTestingKit/SenTestingKit.h>
#import <UIKit/UIKit.h>
#import "VBXTrustHelper.h"
@interface TrustTest : SenTestCase {
}
@end
@implementation TrustTest
- (void)setUp {
[super setUp];
}
- (void)tearDown {
[super tearDown];
}
//
// Cases:
//
// 1) Cert was OK and trusted during the initial setup, the server is in secure mode,
// and now the certificate is untrusted. Expectation: Go to lock-down mode. Show alert
// stating what happened, and don't let the user do anything else but quit.
//
- (void)testCaseOne {
PostSetupTrustAction actual;
PostSetupTrustAction expected = PostSetupTrustActionDenyWithSecureModeAlert;
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultRecoverableTrustFailure
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:YES
lastAcceptedCertWasTrusted:YES
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultConfirm
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:YES
lastAcceptedCertWasTrusted:YES
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
}
// 2) Cert was OK and trusted during the initial setup, the server is NOT in secure mode,
// and now the certificate is untrusted. Expectation: Show alert stating that the server
// is now using an insecure certificate, and that the server might be compromised.
- (void)testCaseTwo {
PostSetupTrustAction actual;
PostSetupTrustAction expected = PostSetupTrustActionPromptWithCertificateIsNowUntrustedAlert;
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultRecoverableTrustFailure
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:YES
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultConfirm
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:YES
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
}
// 3) Cert was OK but untrusted during the initial setup, and now the certificate has changed
// from the original untrusted certificate to another. Expectation: Show alert stating that
// the certificate has changed from one to another, and that the server might be compromised.
- (void)testCaseThree {
PostSetupTrustAction actual;
PostSetupTrustAction expected = PostSetupTrustActionPromptWithUntrustedCertificateHasChangedAlert;
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultRecoverableTrustFailure
certData:[@"original" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:NO
lastAcceptedCertData:[@"new" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultConfirm
certData:[@"original" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:NO
lastAcceptedCertData:[@"new" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultProceed
certData:[@"original" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:NO
lastAcceptedCertData:[@"new" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
}
// Our last accepted cert was an untrusted one, our new cert is also untrusted, but
// the data for the certs is identical. In that case, just accept!
- (void)testResultIsAllowWhenCertificateDataMatches {
PostSetupTrustAction actual;
PostSetupTrustAction expected = PostSetupTrustActionAllow;
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultRecoverableTrustFailure
certData:[@"same" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:NO
lastAcceptedCertData:[@"same" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
}
// 4) Cert was OK but untrusted during the intial setup, and now the certificate has changed
// from an untrusted cert to a trusted cert. Expectation: The user shouldn't see anything,
// but there is an opportunity for us to switch from unsecure mode to secure mode.
- (void)testCaseFour {
PostSetupTrustAction actual;
PostSetupTrustAction expected = PostSetupTrustActionAllow;
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultProceed
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:NO
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultUnspecified
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:NO
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
}
- (void)testOsErrorsReturnGenericFailure {
PostSetupTrustAction actual;
PostSetupTrustAction expected = PostSetupTrustActionDenyWithGenericError;
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:1
secTrustResultType:kSecTrustResultProceed
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:NO
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
}
- (void)testRandomCertificateErrorsReturnGenericError {
PostSetupTrustAction actual;
PostSetupTrustAction expected = PostSetupTrustActionDenyWithGenericError;
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultInvalid
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:YES
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultDeny
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:YES
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultFatalTrustFailure
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:YES
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForPostSetupCertificateIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultOtherError
certData:[@"" dataUsingEncoding:NSUTF8StringEncoding]
requireTrustedCertForThisURL:NO
lastAcceptedCertWasTrusted:YES
lastAcceptedCertData:[@"" dataUsingEncoding:NSUTF8StringEncoding]];
STAssertEquals(expected, actual, nil);
}
- (void)testRandomCertificateErrorsDuringSetupReturnGenericError {
SetupTrustAction actual;
SetupTrustAction expected = SetupTrustActionDenyWithGenericError;
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultDeny
requireTrustedCertForThisURL:NO];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultFatalTrustFailure
requireTrustedCertForThisURL:NO];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultOtherError
requireTrustedCertForThisURL:NO];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultOtherError
requireTrustedCertForThisURL:NO];
STAssertEquals(expected, actual, nil);
}
- (void)testOSErrorDuringSetupReturnsGenericError {
SetupTrustAction actual;
SetupTrustAction expected = SetupTrustActionDenyWithGenericError;
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:1
secTrustResultType:kSecTrustResultProceed
requireTrustedCertForThisURL:NO];
STAssertEquals(expected, actual, nil);
}
- (void)testDuringSetupUntrustedCertReturnsPromptWhenTrustedCertWasNotRequired {
SetupTrustAction actual;
SetupTrustAction expected = SetupTrustActionPromptWithUntrustedCertAlert;
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultRecoverableTrustFailure
requireTrustedCertForThisURL:NO];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultConfirm
requireTrustedCertForThisURL:NO];
STAssertEquals(expected, actual, nil);
}
- (void)testDuringSetupUntrustedCertReturnsDenyWhenTrustedCertWasRequired {
SetupTrustAction actual;
SetupTrustAction expected = SetupTrustActionDenyWithTrustedCertRequiredAlert;
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultRecoverableTrustFailure
requireTrustedCertForThisURL:YES];
STAssertEquals(expected, actual, nil);
actual = [VBXTrustHelper actionForSetupTrustIssueWithOSStatus:noErr
secTrustResultType:kSecTrustResultConfirm
requireTrustedCertForThisURL:YES];
STAssertEquals(expected, actual, nil);
}
@end