Automated Testing with iOS Felix Schulze Teamlead Mobile Software Development 

@x2on Every change can break your app! Picture: http://fav.me/d3g96mr 

@x2on Break = Review 

autoscout24.de 

@x2on Continuous Integration • Tool • Minimize risk & Quality improvement • Automate! • Example: Xcode Bots, Jenkins, TeamCity, Bamboo, ... 

@x2on Components • Build management • Unit tests • Integration tests • Automatic beta versions 

@x2on Xcode Bots? 

@x2on Beta App Internal App Store General Setup CI Server Changes Results Build Agent‘s 

@x2on Build Unit-Tests Integration-Tests Every Hour Detail Setup Sourcecode Changes Alpha Version Every Hour 

@x2on Hard & Software Setup • Server: • TeamCity Continuous Integration Server • Build Agents: • Mac Mini’s in 19’’ Racks • Mac OS X 10.9 / Xcode 5 / Homebrew / JDK 7 

@x2on iOS Setup • Dependencies • CocoaPods • gradle-cocoapods-plugin • Build • xctool 

@x2on iOS Setup • Tests • xctool • xctool teamcity reporter • Package • xctool • xcodebuild • gradle-hockeyapp-plugin 

@x2on iOS Tests • Unit Tests: Apple XCTest • Mock: OCMock 3 • View Tests: ios-snapshot-test-case • PNG view rendering / compare • Integration Tests: KIF • Network Mocking: nocilla 

@x2on XCTest - Assertion • XCTFail • XCTAssertNil • XCTAssertNotNil • XCTAssertTrue | XCTAssertFalse • XCTAssertEqualObjects • XCTAssertEquals • XCTAssertEqualsWithAccuracy 

@x2on FBSnapshotTestCase • Setup: • pod ‚FBSnapshotTestCase' 

@x2on FBSnapshotTestCase • Setup: • FB_REFERENCE_IMAGE_DIR 

@x2on FBSnapshotTestCase 

@x2on Reference Failed Diff 

@x2on Mocking • Dummy Objects • Verify calls • OCMock Framework • http://ocmock.org/ 

@x2on Class/Protocol Mock id sample1 = OCMClassMock([Sample class]);! id sample2 = OCMProtocolMock(@protocol(SProtocol));! ! id object = [Sample new];! id sample3 = OCMPartialMock(object); 

@x2on Stubbing Mock OCMStub([mock someMethod]).andReturn(aObject);! OCMStub([mock someValue]).andReturn(YES);! OCMStub([mock someLong]).andReturn(1); //FAIL! OCMStub([mock someLong]).andReturn(1.0L);! OCMStub([mock someMethod]).andForwardToRealObject(); 

@x2on Verify Mock id sample = OCMClassMock([SomeClass class]);! /* insert your test here */! OCMVerify([mock someMethod]); 

@x2on Matching arguments Mock OCMStub([mock someMethod:[OCMArg isNil]]);! OCMStub([mock someMethod:[OCMArg isNotNil]]);! OCMStub([mock someMethod:[OCMArg isNotEqual:aValue]]);! OCMStub([mock someMethod:[OCMArg ! 
 ! ! ! ! ! checkWithBlock:^BOOL(id value) 
 ! ! ! ! ! ! ! ! ! ! ! {
 ! ! ! ! ! ! ! ! ! ! ! ! BOOL result;
 !! ! ! ! ! ! ! ! ! ! ! /*…*/
 ! ! ! ! ! ! ! ! ! ! ! ! return result; 
 ! ! ! ! ! ! ! ! ! ! ! }]); 

@x2on Execute Block - Mock OCMStub(
 ! [mock someMethodWithCompletionBlock:OCMOCK_ANY]
 ! ! ).andDo(^(NSInvocation *invocation) {! ! ! void (^completion)(NSDictionary *someDict, NSError *error);! ! ! [invocation getArgument:&completion atIndex:2];! ! ! completion(@{@“key“:@“value“}, nil);! ! }; 

@x2on xctool xctool 
 ! -workspace DWX-2014-Demo.xcworkspace 
 ! -scheme Build
 ! -sdk iphonesimulator
 ! -destination "platform=iOS Simulator,OS=latest,name=iPhone Retina (4-inch)"
 ! -reporter pretty
 ! -reporter teamcity
 ! clean
 ! test! 

@x2on xctool reporter • pretty • plain • phabricator • junit • json-stream • json-compilation-database • user-notifications • teamcity 

@x2on Integration tests • „Automatic click test“ • KIF (Keep It Functional) • Tests in Objective-C • Test-Szenarios & Test-Steps • Accessibility Elements • XCTest Target —> Link App • https://github.com/kif-framework/KIF 

@x2on KIF [tester enterText:@"[email protected]" intoViewWithAccessibilityLabel:@"Login"];! [tester enterText:@"mypassword" intoViewWithAccessibilityLabel:@"Password"];! [tester tapViewWithAccessibilityLabel:@"Login"];! [tester waitForTappableViewWithAccessibilityLabel:@"My User"]; 

@x2on Nocilla • HTTP Response Mocking • Supports AFNetworking, ASI-HTTP-Request, NSURLSession, NSURLConnection, etc. • https://github.com/luisobo/Nocilla 

@x2on Nocilla stubRequest(@"GET", @„http://www.google.com");! stubRequest(@"GET", @"^http://(.*?)\\.example\\.com/ test\\.json".regex);! stubRequest(@"GET", @„http:// www.google.com“).andReturn(404);! stubRequest(@"GET", @"https://api.example.com/ test.json").andReturn(201).withHeaders(@{@"Content- Type": @"application/json"}).withBody(@"{\"ok \":true}"); 

@x2on Automatic Alpha Versions • iOS: Enterprise Dev Account • Hockey App • Automatic In-App-Updates • Crash Reports • Usage Statistics 

Crash Analyzing 

Crash Analyzing 

@x2on Questions + Contact • Felix Schulze @x2on • github.com/AutoScout24 • github.com/x2on