Objective-C Vitamins

Transcript

1. 1.

   Objective-C Vitamins Ash Furrow, iOS Developer & Author

2. 2.

   Accessibility

3. 3.

   Matters Accessibility

4. 4.

   Ontario Citizens 1 in 7

5. 5.

   Ontario Citizens Broader 1 in 7 Appeal Market

6. 6.

   Legislation Ontario Citizens Broader AODA 1 in 7 Appeal Market

7. 7.

   Legislation Ontario Citizens Broader Low Cost in iOS AODA Relatively

   1 in 7 Appeal Market
8. 8.

   iOS is and visual aural

9. 9.

   You wouldn’t ship a bad visual interface Why would you

   ship a bad aural one?
10. 10.

    Accessibility is HARD

11. 11.

    WHY?

12. 12.

    TURN VoiceOver ON (seriously)

13. 13.

    Accessibility is EASY

14. 14.

    UIAccessibility

15. 15.

    Part of UIKit Built in UIAccessibility

16. 16.

    Part of UIKit Built in UIAccessibility Conformed to by UIView

    Built in
17. 17.

    Part of UIKit Built in UIAccessibility Conformed to by UIView

    Built in You can roll your own Built in
18. 18.

    UIAccessibilityTraits Causes Page Turn Starts Media Session None Button Link

    Search Field Image Plays Sound Keyboard Key Static Text Summary Element Not Enabled Updates Frequently Adjustable Allow Direct Interaction Header Selected
19. 19.

    invisible THE BUTTON

20. 20.

    Using as button labels

21. 21.

    drawRect: UITableViewCell

22. 22.

    Localization ຊ౔Խ ϩʔΧϥΠθʔγϣϯ !"#$%&ا локализация lokalisasyon lokalisatie εντοπισµός localisation localización

    lokalisering localização
23. 23.

    Honour Building quality software is a measure of Quality Building

    accessible software is a measure of
24. 24.

    Testing Unit

25. 25.

    WHAT IS UNIT TESTING?

26. 26.

    WHY UNIT TEST?

27. 27.

    MODEL CONTROLLER VIEW KVO OWNS OWNS USER INTERACTION

28. 28.

    MODEL CONTROLLER VIEW KVO OWNS OWNS USER INTERACTION EXTENSION EXTENSION

29. 29.

    “Common things are easy and uncommon things are possible.”

30. 30.

    Uncommon “Common things are easy and uncommon things are possible.”

    Unit Testing is
31. 31.

    Uh oh.

32. 32.

    Yes! In Objective-C?

33. 33.

    None
34. 34.

    - (void)testExample { STFail(@"Unit tests are not implemented yet in

    My Sweet New AppTests"); }
35. 35.

    And that’s it.

36. 36.

    OCMock Introducing

37. 37.

    Objects Mock

38. 38.

    NSURLRequest *dummyURLRequest = [NSURLRequest requestWithURL:[NSURL URLWithString:@"http:// example.com"]]; PXRequest *requestUnderTest =

    [[PXRequest alloc] initWithURLRequest:dummyURLRequest completion:nil]; id mockConnection = [OCMockObject niceMockForClass:[NSURLConnection class]]; [[mockConnection expect] start]; id partialRequestMock = (PXRequest *)[OCMockObject partialMockForObject:requestUnderTest]; [[[partialRequestMock stub] andReturn:mockConnection] urlConnectionForURLRequest:OCMOCK_ANY]; [partialRequestMock start]; [mockConnection verify]; A Simple Test A lot of Code
39. 39.

    Why?

40. 40.

    Because OCMock is OLD and BUSTED

41. 41.

    New Hotness Kiwi

42. 42.

    Integrates Xcode with

43. 43.

    None
44. 44.

    describe(@"ClassName", ^{ context(@"a state the component is in", ^{ __block

    id variable = nil; it(@"should do something", ^{ [[variable should] meetSomeExpectation]; }); specify(^{ [variable shouldNotBeNil] }); }); });
45. 45.

    describe(@"ClassName", ^{ context(@"a state the component is in", ^{ __block

    id variable = nil; beforeAll(^{ // Occurs once }); afterAll(^{ // Occurs once }); beforeEach(^{ // Occurs before each enclosed "it" variable = [MyClass instance]; }); afterEach(^{ // Occurs after each enclosed "it" }); }); });
46. 46.

    VIOUR DRIVEN DEVELOPMENT BEHAVIOUR DRIVEN DEVELOPMENT R DRIVEN DEVELOPMENTBEHAVIOUR D

    BEHAVIOU BEHAVIOUR DRIVEN DEVEL BEHAVIOUR DRIVEN DEVELOPMENT VELOPMENT NT DEVELOPMENT NT BEHAVIOUR DRIVEN DEV UR DRIVEN DEVELOPMENTBEHAVIOUR BEHAVIOUR DRIVEN DEVELOPMENTBEH
47. 47.

    GTFO. UAT?

48. 48.

    SOURCE OPEN

49. 49.

    INSULAR Objective-C Developers Tend to be (probably historical)

50. 50.

    WITHOUT IMAGINE A WORLD RubyGems

51. 51.

    Copy Files Ugh. OPTIONS

52. 52.

    Copy Files Ugh. OPTIONS Git Submodules Complicated.

53. 53.

    Copy Files Ugh. OPTIONS Git Submodules Complicated. CocoaPods DAZZLINGLY AMAZING.

54. 54.

    Dependency Management CocoaPods Versioning GitHub

55. 55.

    DEVELOPERS STUBBORN are

56. 56.

    DEVELOPERS DON’T KNOW

57. 57.

    THE TOOLS SUCK

58. 58.

    Let’s LEARN

59. 59.

    Let’s TEACH

60. 60.

    Let’s BLOG

61. 61.

    http://ashfurrow.com/book

62. 62.

    @ashfurrow ashfurrow.com