Class SSDiff

packages/ssdiff/src/index.ts:46–265

}

export class SSDiff {
  url1: any;
  url2: any;
  pathnames: any;
  browser: any;
  failInCaseOfDifferentSize: boolean;
  debug: boolean;
  outputFile: boolean;
  browserConfig: BrowserConfig;
  screenshotConfig: ScreenshotConfig;
  pageConfig: PageConfig;
  screenshotsFolder: string; // screenshots folder in the root of the project
  todaysScreenshotFolder: string; // screenshots folder for the current date
  diffScreenshots: string; // diff screenshots folder for the current date (this still remians, because we might store ss of domains separately)
  fileNameDifferenceMap: Map<string, number> = new Map(); // result of the comparison

  constructor(config: SSDiffConfig) {
    const defaultScreenshotConfig: ScreenshotConfig = {
      type: "png",
    };
    const defaultBrowserConfig: BrowserConfig = {
      defaultViewport: {
        width: 1294,
        height: 1280,
      },
    };
    const defaultPageConfig: PageConfig = {
      waitUntil: "networkidle0",
      timeout: 0,
    };
    this.url1 = config.url1;
    this.url2 = config.url2;
    this.pathnames = config.pathnames;
    this.failInCaseOfDifferentSize = config.failInCaseOfDifferentSize ?? false;
    this.debug = config.debug ?? false;
    this.outputFile = config.outputFile ?? false;
    this.browserConfig = config.browserConfig ?? defaultBrowserConfig;
    this.screenshotConfig = config.screenshotConfig ?? defaultScreenshotConfig;
    this.pageConfig = config.pageConfig ?? defaultPageConfig;
    this.browser = null;
    this.screenshotsFolder = process.cwd() + "/screenshots";
    const todaysDate = new Date().toISOString().split("T")[0];
    this.todaysScreenshotFolder = this.screenshotsFolder + "/" + todaysDate;
    this.diffScreenshots = this.todaysScreenshotFolder + "/diff";
    if (!fs.existsSync(this.diffScreenshots)) {
      fs.mkdirSync(this.diffScreenshots, { recursive: true });
      this.log("Created diff folder for todays ss");
    }
  }
  log(text: string) {
    if (this.debug) {
      debugLogger.debug(text);
    }
  }
  async puppeteer_browser_open() {
    try {
      if (!this.browser) {
        this.browser = await puppeteer.launch(this.browserConfig);