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41 lines
804 B
Plaintext
41 lines
804 B
Plaintext
//
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// OPLTests.m
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// Clock SignalTests
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//
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// Created by Thomas Harte on 14/04/2020.
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// Copyright © 2020 Thomas Harte. All rights reserved.
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//
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#import <XCTest/XCTest.h>
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#include "OPL2.hpp"
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@interface OPLTests: XCTestCase
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@end
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@implementation OPLTests {
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}
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- (void)testADSR {
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Yamaha::OPL::Operator test_operator;
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Yamaha::OPL::OperatorState test_state;
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test_operator.set_attack_decay(0x88);
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test_operator.set_sustain_release(0x88);
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// While key is off, ADSR attenuation should remain above 511.
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for(int c = 0; c < 1024; ++c) {
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test_operator.update(test_state, false, 0, 0);
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XCTAssertGreaterThanOrEqual(test_state.attenuation, 511);
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}
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// Set key on...
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for(int c = 0; c < 4096; ++c) {
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test_operator.update(test_state, true, 0, 0);
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NSLog(@"%d", test_state.attenuation);
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}
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}
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@end
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