import { Phaser } from "./Phaser";
import { BasicTests } from "test/helper/Basic";
import { EffectTests } from "test/helper/EffectTests";
import { expect } from "chai";
import { CompareToFile } from "test/helper/CompareToFile";
import { ToneAudioBuffer } from "Tone/core";
import { Player } from "Tone/source/buffer/Player";

describe("Phaser", () => {

	BasicTests(Phaser);
	EffectTests(Phaser);

	it("matches a file basic", async () => {
		const buffer = await ToneAudioBuffer.fromUrl("./audio/FWDL.wav");
		return CompareToFile(() => {
			const phaser = new Phaser(2, 6, 200).toDestination();
			const player = new Player(buffer).connect(phaser).start();
		}, "phaser.wav", 0.1);
	});

	context("API", () => {

		it("can pass in options in the constructor", () => {
			const phaser = new Phaser({
				frequency: 0.2,
			});
			expect(phaser.frequency.value).to.be.closeTo(0.2, 0.01);
			phaser.dispose();
		});

		it("can get/set the options", () => {
			const phaser = new Phaser();
			phaser.set({
				octaves: 0.21,
				baseFrequency: 300,
			});
			expect(phaser.get().baseFrequency).to.be.closeTo(300, 0.01);
			expect(phaser.get().octaves).to.be.closeTo(0.21, 0.01);
			phaser.dispose();
		});
	});
});