import { AsyncTest, Expect, SetupFixture } from 'alsatian';

import type { ProxiedApp } from '../../../src/server/ProxiedApp';
import { SettingRead } from '../../../src/server/accessors';
import type { IAppStorageItem } from '../../../src/server/storage';
import { TestData } from '../../test-data/utilities';

export class SettingReadAccessorTestFixture {
	private mockStorageItem: IAppStorageItem;

	private mockProxiedApp: ProxiedApp;

	@SetupFixture
	public setupFixture() {
		this.mockStorageItem = {
			settings: {},
		} as IAppStorageItem;
		this.mockStorageItem.settings.testing = TestData.getSetting('testing');

		const si = this.mockStorageItem;
		this.mockProxiedApp = {
			getStorageItem(): IAppStorageItem {
				return si;
			},
		} as ProxiedApp;
	}

	@AsyncTest()
	public async appSettingRead() {
		Expect(() => new SettingRead({} as ProxiedApp)).not.toThrow();

		const sr = new SettingRead(this.mockProxiedApp);
		Expect(await sr.getById('testing')).toBeDefined();
		Expect(await sr.getById('testing')).toEqual(TestData.getSetting('testing'));
		Expect(await sr.getValueById('testing')).toBe('The packageValue');
		this.mockStorageItem.settings.testing.value = 'my value';
		Expect(await sr.getValueById('testing')).toBe('my value');
		await Expect(() => sr.getValueById('superfake')).toThrowErrorAsync(Error, 'Setting "superfake" does not exist.');
	}
}