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#import <XCTest/XCTest.h>
#import "../../darwin/src/NSData+MGLAdditions.h"
@interface MGLNSDataAdditionsTests : XCTestCase
@end
@implementation MGLNSDataAdditionsTests
- (void)testCompressDecompress
{
NSArray *originalArray = [self mockDataWithCount:180];
NSData *originalData = [NSJSONSerialization dataWithJSONObject:originalArray options:0 error:nil];
NSData *compressedData = [originalData mgl_compressedData];
NSData *decompressedData = [compressedData mgl_decompressedData];
NSArray *decompressedArray = [NSJSONSerialization JSONObjectWithData:decompressedData options:0 error:nil];
XCTAssertTrue([originalArray isEqualToArray:decompressedArray], @"originalArray and decompressedArray should be equal");
}
- (NSArray *)mockDataWithCount:(NSUInteger)count
{
NSMutableArray *array = [NSMutableArray array];
for (NSUInteger i=0;i<count;i++)
{
[array addObject:@{@"lat": @([self safeValueBetween:-90 and:90]),
@"lng": @([self safeValueBetween:-180 and:180]),
@"timestamp": @((floor([NSDate date].timeIntervalSince1970) * 100) / 100)}];
}
return array;
}
- (double)safeValueBetween:(double)lowerBound and:(double)upperBound
{
return floor([self randomBetween:lowerBound and:upperBound] * 100 ) / 100;
}
- (double)randomBetween:(double)lowerBound and:(double)upperBound
{
return lowerBound * drand48() + upperBound * drand48();
}
@end
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