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CLK/OSBindings/Mac/Clock SignalTests/PCMPatchedTrackTests.mm

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//
// PCMPatchedTrackTests.m
// Clock Signal
//
// Created by Thomas Harte on 17/12/2016.
// Copyright © 2016 Thomas Harte. All rights reserved.
//
#import <XCTest/XCTest.h>
#include "PCMTrack.hpp"
#include "PCMPatchedTrack.hpp"
@interface PCMPatchedTrackTests : XCTestCase
@end
@implementation PCMPatchedTrackTests
- (std::shared_ptr<Storage::Disk::Track>)togglingTrack
{
Storage::Disk::PCMSegment segment;
segment.data = { 0xff, 0xff, 0xff, 0xff };
segment.number_of_bits = 32;
return std::shared_ptr<Storage::Disk::Track>(new Storage::Disk::PCMTrack(segment));
}
- (std::shared_ptr<Storage::Disk::Track>)patchableTogglingTrack
{
std::shared_ptr<Storage::Disk::Track> track = self.togglingTrack;
return std::shared_ptr<Storage::Disk::Track>(new Storage::Disk::PCMPatchedTrack(track));
}
- (void)assertOneThirtyTwosForTrack:(std::shared_ptr<Storage::Disk::Track>)track
{
// Confirm that there are now flux transitions (just the first five will do)
// located 1/32nd of a rotation apart.
int c = 5;
while(c--)
{
Storage::Disk::Track::Event event = track->get_next_event();
Storage::Time simplified_time = event.length.simplify();
XCTAssert(simplified_time.length == 1 && simplified_time.clock_rate == 32, "flux transitions should be 1/32nd of a track apart");
}
}
- (void)testUnpatchedRawTrack
{
[self assertOneThirtyTwosForTrack:self.togglingTrack];
}
- (void)testUnpatchedTrack
{
[self assertOneThirtyTwosForTrack:self.patchableTogglingTrack];
}
- (void)testZeroPatch
{
std::shared_ptr<Storage::Disk::Track> patchableTrack = self.togglingTrack;
Storage::Disk::PCMPatchedTrack *patchable = dynamic_cast<Storage::Disk::PCMPatchedTrack *>(patchableTrack.get());
if(patchable)
{
printf(".");
}
}
@end