promise-results/test/promise-results.js

Promise all results of a collection of promises whether they are resolved OR rejected.

var results = require("../promise-results");
describe("Promise Results", function() {
  it("Resolves a valid array", function() {
    return results([2, 34]).should.eventually.eql([2, 34]);
  });
  it("Resolves not accept a wrong array", function() {
    return results([2, 35]).should.eventually.not.eql([2, 34]);
  });
  it("Resolves a valid object", function() {
    return results({a: 2, b: 4}).should.eventually.eql({a: 2, b: 4});
  });
  it("Resolves an empty array", function() {
    return results([]).should.eventually.eql([]);
  });
  it("Resolves an empty object", function() {
    return results({}).should.eventually.eql({});
  });
  it("Resolves a Promises array", function() {
    return results([
      Promise.resolve(2),
      Promise.resolve(34)
    ]).should.eventually.eql([2, 34]);
  });
  it("Resolves for Promises/A compliant promises", function() {
    return results([
      Promise.resolve(2),
      {then: function (s) {
        s(34);
      }}
    ]).should.eventually.eql([2, 34]);
  });
  it("Resolves a Promises array with rejections", function() {
    return results([
      Promise.resolve(2),
      Promise.reject(3),
      Promise.reject(4)
    ]).should.eventually.eql([2, 3, 4]);
  });
  it("Resolves a Promises object", function() {
    return results({
      a: Promise.resolve(2),
      b: Promise.resolve(4)
    }).should.eventually.eql({a: 2, b: 4});
  });
  it("Resolves a Promises object with rejections", function() {
    return results({
      a: Promise.resolve(2),
      b: Promise.reject(4)
    }).should.eventually.eql({a: 2, b: 4});
  });
  it("Resolve complex a Promises object", function() {
    var a = Promise.resolve(2);
    var b = a.then(function (r) {
      return r + 1;
    }).then(function (r) {
      return r + 1;
    });
    return results({a: a, b: b}).should.eventually.eql({a: 2, b: 4});
  });
  it("Resolve mixed a Promise object", function() {
    var a = Promise.resolve(2);
    var b = a.then(function (r) {
      return r + 1;
    }).then(function (r) {
      return r + 1;
    });
    var c = 4;
    return results({a: a, b: b, c: c}).should.eventually.eql({a: 2, b: 4, c: 4});
  });
  it("Resolve mixed a Promise object with rejections", function() {
    var a = Promise.resolve(2);
    var b = a.then(function (r) {
      return r + 1;
    }).then(function (r) {
      return r + 1;
    });
    var c = Promise.reject(20);
    return results({a: a, b: b, c: c}).should.eventually.eql({a: 2, b: 4, c: 20});
  });
  it("Resolve, not acccept, mixed an invalid Promise object with rejections", function() {
    var a = Promise.resolve(2);
    var b = a.then(function (r) {
      return r + 1;
    }).then(function (r) {
      return r + 1;
    });
    var c = Promise.reject(25);
    return results({a: a, b: b, c: c}).should.eventually.not.eql({a: 2, b: 4, c: 20});
  });
});