@wdio/image-comparison-core/dist/base.test.js

Image comparison core module for @wdio/visual-service - WebdriverIO visual testing framework

import { describe, it, expect, vi } from 'vitest';
import { rmSync } from 'node:fs';
import BaseClass from './base.js';
vi.mock('node:fs', () => ({
    ...vi.importActual('node:fs'),
    rmSync: vi.fn(),
}));
describe('BaseClass', () => {
    it('initializes default options correctly', () => {
        const options = {};
        const instance = new BaseClass(options);
        expect(instance.defaultOptions).toMatchSnapshot();
    });
    it('initializes folders with default values', () => {
        const instance = new BaseClass({});
        expect(instance.folders.actualFolder).toMatchSnapshot();
        expect(instance.folders.baselineFolder).toMatchSnapshot();
        expect(instance.folders.diffFolder).toMatchSnapshot();
    });
    it('initializes folders with custom values', () => {
        const options = {
            baselineFolder: 'custom/baseline',
            screenshotPath: 'custom/screenshots',
        };
        const instance = new BaseClass(options);
        expect(instance.folders.baselineFolder).toBe('custom/baseline');
        expect(instance.folders.actualFolder).toContain('custom/screenshots');
    });
    it('handles functional baselineFolder and screenshotPath', () => {
        const options = {
            baselineFolder: () => 'functional/baseline',
            screenshotPath: () => 'functional/screenshots',
        };
        const instance = new BaseClass(options);
        expect(instance.folders.baselineFolder).toBe('functional/baseline');
        expect(instance.folders.actualFolder).toContain('functional/screenshots');
    });
    it('clears runtime folders if clearRuntimeFolder is true', () => {
        const options = {
            clearRuntimeFolder: true,
        };
        new BaseClass(options);
        expect(rmSync).toHaveBeenCalledTimes(2);
    });
});