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48 lines
1.3 KiB
Plaintext
48 lines
1.3 KiB
Plaintext
//
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// MacintoshVideoTests.m
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// Clock SignalTests
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//
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// Created by Thomas Harte on 09/07/2019.
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// Copyright © 2019 Thomas Harte. All rights reserved.
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//
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#import <XCTest/XCTest.h>
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#include <memory>
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#include "../../../Machines/Apple/Macintosh/Video.hpp"
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@interface MacintoshVideoTests : XCTestCase
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@end
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@implementation MacintoshVideoTests {
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Apple::Macintosh::DeferredAudio _dummy_audio;
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Apple::Macintosh::DriveSpeedAccumulator _dummy_drive_speed_accumulator;
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std::unique_ptr<Apple::Macintosh::Video> _video;
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uint16_t _ram[64*1024];
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}
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- (void)setUp {
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// Put setup code here. This method is called before the invocation of each test method in the class.
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_video = std::make_unique<Apple::Macintosh::Video>(_dummy_audio, _dummy_drive_speed_accumulator);
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_video->set_ram(_ram, sizeof(_ram) - 1);
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}
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- (void)testPrediction {
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int c = 5;
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bool vsync = _video->vsync();
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while(c--) {
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auto remaining_time_in_state = _video->next_sequence_point().as_integral();
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NSLog(@"Vsync %@ expected for %@ half-cycles", vsync ? @"on" : @"off", @(remaining_time_in_state));
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while(remaining_time_in_state--) {
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XCTAssertEqual(vsync, _video->vsync());
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_video->run_for(HalfCycles(1));
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if(remaining_time_in_state)
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XCTAssertEqual(remaining_time_in_state, _video->next_sequence_point().as_integral());
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}
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vsync ^= true;
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}
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}
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@end
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