rafa/test/unit/core/Message-collect.js

Rafa.js is a Javascript framework for building concurrent applications.

module.exports = (assert, Rafa) => {
  suite("collect", () => {
    test("creates a new message with the value of the collector", () => {
      var message = Rafa.message(1).collect(v => v + 1);
      assert.ok(message.isValue);
      assert.ok(!message.isDone);
      assert.equal(message.value, 2);
    });

    test("returns undefined when the collector returns undefined", () => {
      var message = Rafa.message(1).collect(v => undefined);
      assert.isUndefined(message);
    });

    test("returns undefined when the collector returns null", () => {
      var message = Rafa.message(1).collect(v => null);
      assert.isUndefined(message);
    });
  });
};