Merge from Apple-Shared-Source.

Author: Edward Smith

Branch-SDK-Tests/Branch-SDK-Tests/BNCTestCase.h

@@ -9,7 +9,7 @@
 #import <XCTest/XCTest.h>
 #import <OCMock/OCMock.h>
 #import "NSString+Branch.h"
-#import "BNCUtilities.h"
+#import "BNCThreads.h"
 
 #define BNCTAssertEqualMaskedString(string, mask) { \
     if ((id)string != nil && (id)mask != nil && [string bnc_isEqualToMaskedString:mask]) { \

Branch-SDK/Branch-SDK/BNCThreads.h

@@ -0,0 +1,43 @@
+/**
+ @file          BNCThreads.h
+ @package       Branch-SDK
+ @brief         Utilities for working with threads, queues, and blocks.
+
+ @author        Edward Smith
+ @date          May 2017
+ @copyright     Copyright © 2017 Branch. All rights reserved.
+*/
+
+#if __has_feature(modules)
+@import Foundation;
+#else
+#import <Foundation/Foundation.h>
+#endif
+
+///@group Blocks and Threads
+#pragma mark - Blocks and Threads
+
+static inline dispatch_time_t BNCDispatchTimeFromSeconds(NSTimeInterval seconds) {
+	return dispatch_time(DISPATCH_TIME_NOW, seconds * NSEC_PER_SEC);
+}
+
+static inline void BNCAfterSecondsPerformBlockOnMainThread(NSTimeInterval seconds, dispatch_block_t block) {
+	dispatch_after(BNCDispatchTimeFromSeconds(seconds), dispatch_get_main_queue(), block);
+}
+
+static inline void BNCPerformBlockOnMainThreadAsync(dispatch_block_t block) {
+    dispatch_async(dispatch_get_main_queue(), block);
+}
+
+static inline uint64_t BNCNanoSecondsFromTimeInterval(NSTimeInterval interval) {
+    return interval * ((NSTimeInterval) NSEC_PER_SEC);
+}
+
+static inline void BNCSleepForTimeInterval(NSTimeInterval seconds) {
+    double secPart = trunc(seconds);
+    double nanoPart = trunc((seconds - secPart) * ((double)NSEC_PER_SEC));
+    struct timespec sleepTime;
+    sleepTime.tv_sec = (__typeof(sleepTime.tv_sec)) secPart;
+    sleepTime.tv_nsec = (__typeof(sleepTime.tv_nsec)) nanoPart;
+    nanosleep(&sleepTime, NULL);
+}

Branch-SDK/Branch-SDK/BNCThreads.m

@@ -0,0 +1,11 @@
+/**
+ @file          BNCThreads.m
+ @package       Branch-SDK
+ @brief         Utilities for working with threads, queues, and blocks.
+
+ @author        Edward Smith
+ @date          May 2017
+ @copyright     Copyright © 2017 Branch. All rights reserved.
+*/
+
+#import "BNCThreads.h"