petermolnar-dev

#import "PMOPictureController.h"
#import "PMODownloader.h"
#import "PMOPictureWithURL.h"
//1
#define CLASS_NAME NSStringFromClass([self class])
#define INIT_EXCEPTION_MESSAGE [NSString stringWithFormat:@"Use [[%@ alloc] initWithPictureURL:]",CLASS_NAME]

@interface PMOPictureController()
//2
/**

petermolnar-dev

#ifndef PMODownloadNotifications_h
#define PMODownloadNotifications_h

static NSString *const _Nonnull PMODownloadWasSuccessful  = @"PMODownloadWasSuccessful"
static NSString *const _Nonnull PMODownloadFailed = @"PMODownloadFailed"

#endif /* PMODownloadNotifications_h */

petermolnar-dev

#import "PMODownloader.h"
#import "PMODownloadNotifications.h"

@implementation PMODownloader

#pragma mark - Public API
- (void)downloadDataFromURL:(NSURL *)url {
    //1
    NSURLRequest *request = [NSURLRequest requestWithURL:url];
    NSURLSession *session = [NSURLSession sharedSession];

petermolnar-dev

#import <Foundation/Foundation.h>

@interface PMODownloader : NSObject


/**
 Downloading and giving back the raw data result from the url. 

 @param url the source url
 */

petermolnar-dev

#import "PMOPictureController.h"
#import "PMODownloader.h"
#import "PMOPictureWithURL.h"
//1
#import "PMODownloadNotifications.h"

#define CLASS_NAME NSStringFromClass([self class])
#define INIT_EXCEPTION_MESSAGE [NSString stringWithFormat:@"Use [[%@ alloc] initWithPictureURL:]",CLASS_NAME]

petermolnar-dev

#import <XCTest/XCTest.h>
#import "PMOPictureController.h"
#import "PMODownloadNotifications.h"

@interface PMOPictureControllerTests : XCTestCase
@property (strong, nonatomic) PMOPictureController *pictureController;
@end

@implementation PMOPictureControllerTests

petermolnar-dev

       NSDate *today = [NSDate date];
        
        NSDateComponents *dayComponent = [[NSDateComponents alloc] init];
        dayComponent.day = 1;
        
        NSCalendar *theCalendar = [NSCalendar currentCalendar];
        NSDate *tomorrow = [theCalendar dateByAddingComponents:dayComponent toDate:today options:0];

        dayComponent.day = -1;
        NSDate *yesterday = [theCalendar dateByAddingComponents:dayComponent toDate:today options:0];

petermolnar-dev

#import <Foundation/Foundation.h>

@interface PMODownloader : NSObject

//1
/**
 Property to store the downloaded data in NSData format
 */
@property (strong, nonatomic, nullable) NSData *downloadedData;
/**

petermolnar-dev

#import "PMODownloader.h"
#import "PMODownloadNotifications.h"

@implementation PMODownloader

#pragma mark - Public API
- (void)downloadDataFromURL:(NSURL *)url {
    
    NSURLRequest *request = [NSURLRequest requestWithURL:url];
    NSURLSession *session = [NSURLSession sharedSession];

petermolnar-dev

#import "PMOPictureController.h"
#import "PMODownloader.h"
#import "PMOPictureWithURL.h"
#import "PMODownloadNotifications.h"
//1
static void *DownloadedDataObservation = &DownloadedDataObservation;

@interface PMOPictureController()

//2