CianciarusoCataldo / modular-ui

import React from "react";

import { mount, shallow } from "enzyme";

import PKG from "../../../package.json";

var fs = require("fs");

var path = require("path");

export const describeSection = (section: string, test?: () => void) => {

  describe(`\n\n** ${section} **\n`, test ? test : () => {});

};

export const describeComponent = (component: string, test?: () => void) => {

  describe(`\n\n     - ${component}\n`, test ? test : () => {});

};

export const describeTest = (component: string, testSuite: () => void) => {

  describe(`\n        - ${component}\n`, testSuite ? testSuite : () => {});

};

export const renderingTest = (

  TestComponent: (props: any) => JSX.Element,

  params?: Record<string, any>,

  mountComponent?: boolean

) => {

  const method = mountComponent ? mount : shallow;

  describeTest("rendering test", () => {

    test("no parameters", () => {

      const wrapper = method(<TestComponent />);

      expect(wrapper);

    });

    params &&

      test("with parameters", () => {

        const wrapper = method(

          <TestComponent

            hide

            dark

            unstyled

            shadow={false}

            id="test-id"

            className="test-className"

            {...params}

          />

        );

        expect(wrapper);

      });

  });

};

export const getFilesList = (dir: string, showOnlyDirs?: boolean) => {

  const testDir = path.resolve(__dirname, dir);

  let result = [];

  let openedDir = fs.opendirSync(testDir);

  let filesLeft = true;

  while (filesLeft) {

    let fileDirent = openedDir.readSync();

    if (fileDirent != null) {

      const isDir = fs

        .lstatSync(path.join(openedDir.path, fileDirent.name))

        .isDirectory();

      if (isDir && showOnlyDirs) {

        result.push({

          name: fileDirent.name.split(".")[0],

          path: path.join(openedDir.path, fileDirent.name),

        });

      } else if (!isDir) {

        result.push({

          name: fileDirent.name.split(".")[0],

          path: path.join(openedDir.path, fileDirent.name),

        });

      }

    } else filesLeft = false;

  }

  result = result.sort((elem1, elem2) => {

    if (elem1.name < elem2.name) return -1;

    if (elem1.name === elem2.name) return 0;

    return 1;

  });

  openedDir.close();

  return result;

};

export const executeTests = () => {

  const path = require("path");

  const TEST_SUITES_PATH = path.resolve(__dirname, "../../test-suites/");

  const dirs = getFilesList(TEST_SUITES_PATH, true);

  describe(`\n                       ## ${PKG.name

    .replace("@cianciarusocataldo/", "")

    .toLowerCase()} - v.${PKG.version} - Unit tests ##`, () => {

    dirs.forEach(({ name: category }) =>

      describeSection(

        category.charAt(0).toUpperCase() + category.slice(1),

        () => {

          const elements = getFilesList(path.join(TEST_SUITES_PATH, category));

          elements.map((element) => {

            describeComponent(element.name, () => {

              try {

                require(element.path);

              } catch (error) {

                console.log(error);

                console.log(`${element.path} not found`);

              }

            });

          });

        }

      )

    );

  });

};