discourse/test/javascripts/models/report-test.js.es6

import Report from "admin/models/report";

QUnit.module("Report");

function reportWithData(data) {
  return Report.create({
    type: "topics",
    data: _.map(data, (val, index) => {
      return { x: moment().subtract(index, "days").format("YYYY-MM-DD"), y: val };
    })
  });
}

QUnit.test("counts", assert => {
  const report = reportWithData([5, 4, 3, 2, 1, 100, 99, 98, 1000]);

  assert.equal(report.get("todayCount"), 5);
  assert.equal(report.get("yesterdayCount"), 4);
  assert.equal(report.valueFor(2, 4), 6, "adds the values for the given range of days, inclusive");
  assert.equal(report.get("lastSevenDaysCount"), 307, "sums 7 days excluding today");

  report.set("method", "average");
  assert.equal(report.valueFor(2, 4), 2, "averages the values for the given range of days");
});

QUnit.test("percentChangeString", assert => {
  const report = reportWithData([]);

  assert.equal(report.percentChangeString(5, 8), "+60%", "value increased");
  assert.equal(report.percentChangeString(8, 2), "-75%", "value decreased");
  assert.equal(report.percentChangeString(8, 8), "0%", "value unchanged");
  assert.blank(report.percentChangeString(0, 8), "returns blank when previous value was 0");
  assert.equal(report.percentChangeString(8, 0), "-100%", "yesterday was 0");
  assert.blank(report.percentChangeString(0, 0), "returns blank when both were 0");
});

QUnit.test("yesterdayCountTitle with valid values", assert => {
  const title = reportWithData([6,8,5,2,1]).get("yesterdayCountTitle");
  assert.ok(title.indexOf("+60%") !== -1);
  assert.ok(title.match(/Was 5/));
});

QUnit.test("yesterdayCountTitle when two days ago was 0", assert => {
  const title = reportWithData([6,8,0,2,1]).get("yesterdayCountTitle");
  assert.equal(title.indexOf("%"), -1);
  assert.ok(title.match(/Was 0/));
});


QUnit.test("sevenDaysCountTitle", assert => {
  const title = reportWithData([100,1,1,1,1,1,1,1,2,2,2,2,2,2,2,100,100]).get("sevenDaysCountTitle");
  assert.ok(title.match(/-50%/));
  assert.ok(title.match(/Was 14/));
});

QUnit.test("thirtyDaysCountTitle", assert => {
  const report = reportWithData([5,5,5,5]);
  report.set("prev30Days", 10);
  const title = report.get("thirtyDaysCountTitle");

  assert.ok(title.indexOf("+50%") !== -1);
  assert.ok(title.match(/Was 10/));
});

QUnit.test("sevenDaysTrend", assert => {
  let report;
  let trend;

  report = reportWithData([0, 1,1,1,1,1,1,1, 1,1,1,1,1,1,1]);
  trend = report.get("sevenDaysTrend");
  assert.ok(trend === "no-change");

  report = reportWithData([0, 1,1,1,1,1,1,1, 0,0,0,0,0,0,0]);
  trend = report.get("sevenDaysTrend");
  assert.ok(trend === "high-trending-up");

  report = reportWithData([0, 1,1,1,1,1,1,1, 1,1,1,1,1,1,0]);
  trend = report.get("sevenDaysTrend");
  assert.ok(trend === "trending-up");

  report = reportWithData([0, 0,0,0,0,0,0,0, 1,1,1,1,1,1,1]);
  trend = report.get("sevenDaysTrend");
  assert.ok(trend === "high-trending-down");

  report = reportWithData([0, 1,1,1,1,1,1,0, 1,1,1,1,1,1,1]);
  trend = report.get("sevenDaysTrend");
  assert.ok(trend === "trending-down");
});

QUnit.test("yesterdayTrend", assert => {
  let report;
  let trend;

  report = reportWithData([0, 1, 1]);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "no-change");

  report = reportWithData([0, 1, 0]);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "high-trending-up");

  report = reportWithData([0, 1.1, 1]);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "trending-up");

  report = reportWithData([0, 0, 1]);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "high-trending-down");

  report = reportWithData([0, 1, 1.1]);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "trending-down");
});

QUnit.test("thirtyDaysTrend", assert => {
  let report;
  let trend;

  report = reportWithData([0, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]);
  report.set("prev30Days", 30);
  trend = report.get("thirtyDaysTrend");
  assert.ok(trend === "no-change");

  report = reportWithData([0, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]);
  report.set("prev30Days", 0);
  trend = report.get("thirtyDaysTrend");
  assert.ok(trend === "high-trending-up");

  report = reportWithData([0, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]);
  report.set("prev30Days", 25);
  trend = report.get("thirtyDaysTrend");
  assert.ok(trend === "trending-up");

  report = reportWithData([0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]);
  report.set("prev30Days", 60);
  trend = report.get("thirtyDaysTrend");
  assert.ok(trend === "high-trending-down");

  report = reportWithData([0, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0]);
  report.set("prev30Days", 35);
  trend = report.get("thirtyDaysTrend");
  assert.ok(trend === "trending-down");
});

QUnit.test("higher is better false", assert => {
  let report;
  let trend;

  report = reportWithData([0, 1, 0]);
  report.set("higher_is_better", false);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "high-trending-down");

  report = reportWithData([0, 1.1, 1]);
  report.set("higher_is_better", false);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "trending-down");

  report = reportWithData([0, 0, 1]);
  report.set("higher_is_better", false);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "high-trending-up");

  report = reportWithData([0, 1, 1.1]);
  report.set("higher_is_better", false);
  trend = report.get("yesterdayTrend");
  assert.ok(trend === "trending-up");
});

QUnit.test("small variation (-2/+2% change) is no-change", assert => {
  let report;
  let trend;

  report = reportWithData([0, 1,1,1,1,1,1,0.9, 1,1,1,1,1,1,1]);
  trend = report.get("sevenDaysTrend");
  assert.ok(trend === "no-change");

  report = reportWithData([0, 1,1,1,1,1,1,1.1, 1,1,1,1,1,1,1]);
  trend = report.get("sevenDaysTrend");
  assert.ok(trend === "no-change");
});

QUnit.test("average", assert => {
  let report;

  report = reportWithData([5, 5, 5, 5, 5, 5, 5, 5]);

  report.set("average", true);
  assert.ok(report.get("lastSevenDaysCount") === 5);

  report.set("average", false);
  assert.ok(report.get("lastSevenDaysCount") === 35);
});