@momothepug/tsmodule-alias/src/test/TypescriptGenerator.spec.ts

Nodejs module loader from Typescript path alias

import "ts-node";
import "mocha";
import { expect } from "chai";
const TypescriptAliasGenerator = require("./../Generator/Typescript/TypescriptGenerator");
import {
  ParentFileFinder,
  FileFindResult
} from "../vendor/duffman/parent-file-finder";
import { HashMap, TS_CONFIG } from "./../type-definitions";

const wheretoread = "./";
const objectToTest = new TypescriptAliasGenerator();
const rootdir = "./node_modules/";
const basePath = __dirname + "/fake/fakemodule";
const map = new HashMap<string, string>({
  "root":basePath
});
const setTo = basePath + "/tsconfig.json";

describe("TypescriptAliasGenerator", () => {

  beforeEach(function() {});

  afterEach(function() {});

  function verify(resultsMap){
    expect(resultsMap.get("@mod")).to.be.equals("/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/node_modules/morefake/level/");
    expect(resultsMap.get("@path")).to.be.equals( '/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/node_modules/momo/');
    expect(resultsMap.get("@path2")).to.be.equals( '/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/node_modules/momo');
    expect(resultsMap.get("@path1")).to.be.equals('/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/node_modules/');
    expect(resultsMap.get("@pat3")).to.be.equals('/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/node_modules/xd/momo/');
    expect(resultsMap.get("@other")).to.be.equals( '/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/node_modules/momo/momo/00000/foooubar' );
  }

  it(" should build an alias map", () => {
    const nodes = {
      "@mod": ["morefake/level/"],
      "@path": ["momo/"],
      "@path2": ["momo"],
      "@path1": ["momo/../"],
      "@pat3": ["./xd/momo/"],
      "@other": ["momo/momo/00000/foooubar"]
    };
   const resultsMap = objectToTest.buildAliasMap(rootdir, nodes, basePath);
   verify(resultsMap);
  });

  it(" should extract data from a typescript result", () => {
    const resultsMap = objectToTest.extractData(require(setTo), basePath);   
    expect(resultsMap.get("@mod")).to.be.equals('/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/morefake/level/');
    expect(resultsMap.get("@path")).to.be.equals(  '/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/momo/' );
    expect(resultsMap.get("@other")).to.be.equals( '/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/momo/momo'  );
    
  });

  it(" should find a typescript config", () => {
    const resultsMap = objectToTest.build(wheretoread, map);   
    expect(resultsMap.get("@mod")).to.be.equals('/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/morefake/level/');
    expect(resultsMap.get("@path")).to.be.equals(  '/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/momo/' );
    expect(resultsMap.get("@other")).to.be.equals( '/home/dvera/Documentos/tsmodule-alias/src/test/fake/fakemodule/momo/momo'  );
  });
});