responsive-json-webpack-plugin/test/__tests__/process-folders.js

Resize images and combine responsive image info with static text in json.

const ResponsiveJSONWebpackPlugin = require("../../src/index.ts");
const dir = require("path")
  .resolve(__dirname, "../")
  .replace(/\\/g, "/");

const rjInstance = new ResponsiveJSONWebpackPlugin({
  sourceTemplates: dir + "/examples/templates",
  sourceImages: dir + "/examples/images",
  outputFolder: dir + "/__tests__/examples/output"
});

rjInstance.establishedDependencies.folders = {
  index: {
    filenames: [
      "data/icons.json",
      "data/_sample.json",
      "images/icons.json",
      "images/_sample.json"
    ]
  },
  secondary: {
    filenames: ["data/other.json"]
  }
};

describe("integrated files", () => {
  test("process files", () => {
    rjInstance.injectImagesIntoDataFile = jest.fn();
    rjInstance.logErrors = jest.fn();

    return rjInstance.processDataFiles("index").then(result => {
      expect(result[1]["sample"]).toBeTruthy();
      expect(result[0]["icons"]).toBeTruthy();
      expect(rjInstance.injectImagesIntoDataFile).toHaveBeenCalledTimes(1);
      expect(rjInstance.logErrors).toHaveBeenCalled();
    });
  });

  test("process folder", () => {
    rjInstance.processDataFiles = jest.fn();
    rjInstance.processDataFiles.mockReturnValue(Promise.resolve());
    rjInstance.saveJSON = jest.fn();

    return rjInstance
      .processDataFolders(["index", "secondary"])
      .then(result => {
        expect(result).toHaveLength(2);
        expect(rjInstance.saveJSON).toHaveBeenCalledTimes(2);
      });
  });
});