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

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//
// TIATests.m
// Clock Signal
//
// Created by Thomas Harte on 12/02/2017.
// Copyright © 2017 Thomas Harte. All rights reserved.
//
#import <XCTest/XCTest.h>
#include "TIA.hpp"
static uint8_t *line;
static void receive_line(uint8_t *next_line)
{
line = next_line;
}
@interface TIATests : XCTestCase
@end
@implementation TIATests {
std::unique_ptr<Atari2600::TIA> _tia;
}
- (void)setUp
{
[super setUp];
std::function<void(uint8_t *)> function = receive_line;
_tia.reset(new Atari2600::TIA(function));
line = nullptr;
_tia->set_playfield(0, 0x00);
_tia->set_playfield(1, 0x00);
_tia->set_playfield(2, 0x00);
_tia->set_player_graphic(0, 0x00);
_tia->set_player_graphic(1, 0x00);
_tia->set_ball_enable(false);
_tia->set_missile_enable(0, false);
_tia->set_missile_enable(1, false);
}
- (void)testReflectedPlayfield
{
// set reflected, bit pattern 1000
_tia->set_playfield_control_and_ball_size(1);
_tia->set_playfield(0, 0x10);
_tia->set_playfield(1, 0xf0);
_tia->set_playfield(2, 0x0e);
_tia->run_for_cycles(228);
XCTAssert(line != nullptr, @"228 cycles should have ended the line");
uint8_t expected_line[] = {
1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1
};
XCTAssert(!memcmp(expected_line, line, sizeof(expected_line)));
}
- (void)testRepeatedPlayfield
{
// set reflected, bit pattern 1000
_tia->set_playfield_control_and_ball_size(0);
_tia->set_playfield(0, 0x10);
_tia->set_playfield(1, 0xf0);
_tia->set_playfield(2, 0x0e);
_tia->run_for_cycles(228);
XCTAssert(line != nullptr, @"228 cycles should have ended the line");
uint8_t expected_line[] = {
1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
XCTAssert(!memcmp(expected_line, line, sizeof(expected_line)));
}
- (void)testSinglePlayer
{
// set a player graphic, reset position so that it'll appear from column 1
_tia->set_player_graphic(0, 0xff);
_tia->set_player_position(0);
_tia->run_for_cycles(228);
uint8_t first_expected_line[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
XCTAssert(line != nullptr, @"228 cycles should have ended the line");
XCTAssert(!memcmp(first_expected_line, line, sizeof(first_expected_line)));
line = nullptr;
_tia->run_for_cycles(228);
uint8_t second_expected_line[] = {
0, 4, 4, 4, 4, 4, 4, 4, 4, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
XCTAssert(line != nullptr, @"228 cycles should have ended the line");
XCTAssert(!memcmp(second_expected_line, line, sizeof(second_expected_line)));
}
@end