import { expect } from "chai";
import { FakeRequestBuilder } from "../fakeRequestBuilder";
import { StepBuilder } from "../../../src/steps/stepBuilder";
import PriorityStep from "../../../src/steps/priority/priority.step";
import { CampaignModelFake } from "../fake/CampaignModelFake";
import { Campaign } from "../../../src/models";
import { FakeCampaign } from "../fake/Campaign";

describe("Priority", function () {
  let campaigns: Campaign[];
  let priorityStep: any;
  let campaignModel;

  before(() => {
    campaignModel = new CampaignModelFake([]);

    campaigns = [
      new FakeCampaign("1"),
      new FakeCampaign("2"),
      new FakeCampaign("3"),
      new FakeCampaign("4"),
      new FakeCampaign("5"),
      new FakeCampaign("6"),
      new FakeCampaign("7"),
      new FakeCampaign("8"),
      new FakeCampaign("9"),
    ];

    priorityStep = new StepBuilder(new PriorityStep(campaignModel)).build();
  });
  beforeEach(() => {});

  it("should sort campaigns according to their priority", async function () {
    // we expect :
    // bucket 1: [6]
    // bucket 2: [2, 3, 4, 8, 9]
    // bucket 3: [1, 5, 7]
    const stepRes = await priorityStep.execute(
      new FakeRequestBuilder()
        .withCampaigns(...campaigns)
        .withCampaignData([
          { id: "1", priority: 3 },
          { id: "2", priority: 2 },
          { id: "3", priority: 2 },
          { id: "4", priority: 2 },
          { id: "5", priority: 3 },
          { id: "6", priority: 1 },
          { id: "7", priority: 3 },
          { id: "8", priority: 2 },
          { id: "9", priority: 2 },
        ])
        .build()
    );
    expect(stepRes.passedCampaigns.length).to.equal(9);
    expect(stepRes.passedCampaigns).to.have.ordered.members([
      campaigns[5],
      campaigns[1],
      campaigns[2],
      campaigns[3],
      campaigns[7],
      campaigns[8],
      campaigns[0],
      campaigns[4],
      campaigns[6],
    ]);
  });
});