#import <XCTestCase+SHTestCaseAdditions.h>

#import <SenTestCase+SHTestCaseAdditions.h>

#import "SHTestCaseAdditions.h"

#pragma mark -
#pragma mark Block Definitions
typedef BOOL (^SHTestCaseConditional)();
typedef void (^SHTestCaseBlock)(BOOL *didFinish);

#pragma mark -
#pragma mark Helpers
-(void)SH_waitForTimeInterval:(NSTimeInterval)theTimeInterval;

-(void)SH_runLoopUntilTestPassesWithBlock:(SHTestCaseConditional)theBlock
                              withTimeOut:(NSTimeInterval)theTimeout;

-(void)SH_performAsyncTestsWithinBlock:(SHTestCaseBlock)theBlock
                           withTimeout:(NSTimeInterval)theTimeout;

@end

-(void)testSH_waitForTimeInterval; {
  __block BOOL assertion = NO;

  double delayInSeconds = 5.0;
  dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));
  dispatch_after(popTime, dispatch_get_main_queue(), ^(void){
    assertion = YES;
  });

  [self SH_waitForTimeInterval:delayInSeconds];
  XCTAssertTrue(assertion);
}

-(void)testSH_runLoopUntilTestPassesWithBlock_withTimeOut; {
  NSString * keyPath   = @"sampleSet";
  __block BOOL didPass = NO;

  [self SH_addObserverForKeyPaths:@[keyPath] withOptions:0 block:^(id weakSelf, NSString *keyPath, NSDictionary *change) {
    didPass = YES;
  }];

  double delayInSeconds = 2;
  dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));
  dispatch_after(popTime, dispatch_get_main_queue(), ^(void){
    [[self mutableArrayValueForKey:keyPath] addObject:@"Lol"];
  });


  [self SH_runLoopUntilTestPassesWithBlock:^BOOL{
    return didPass;
  } withTimeOut:5];


  XCTAssertTrue(didPass);

}

-(void)testSH_performAsyncTestsWithinBlock_withTimeout; {
  NSString * keyPath   = @"sampleArray";
  __block BOOL didPass = NO;

  [self SH_performAsyncTestsWithinBlock:^(BOOL *didFinish) {

    [self SH_addObserverForKeyPaths:@[keyPath] withOptions:0 block:^(id weakSelf, NSString *keyPath, NSDictionary *change) {
      didPass    = YES;
      *didFinish = YES;
    }];

    double delayInSeconds = 2;
    dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));
    dispatch_after(popTime, dispatch_get_main_queue(), ^(void){
      [[self mutableArrayValueForKey:keyPath] addObject:@"Lol"];
    });

  } withTimeout:5];

  XCTAssertTrue(didPass);



}