///<amd-dependency path="test/specs/helpers" name="helpers" />

import { describe, it, expect } from "test/lib/common";
import moment from "moment";
import { IndexPattern } from "../index_pattern";

describe("IndexPattern", function() {
  describe("when getting index for today", function() {
    it("should return correct index name", function() {
      var pattern = new IndexPattern("[asd-]YYYY.MM.DD", "Daily");
      var expected = "asd-" + moment.utc().format("YYYY.MM.DD");

      expect(pattern.getIndexForToday()).to.be(expected);
    });
  });

  describe("when getting index list for time range", function() {
    describe("no interval", function() {
      it("should return correct index", function() {
        var pattern = new IndexPattern("my-metrics", null);
        var from = new Date(2015, 4, 30, 1, 2, 3);
        var to = new Date(2015, 5, 1, 12, 5, 6);
        expect(pattern.getIndexList(from, to)).to.eql("my-metrics");
      });
    });

    describe("daily", function() {
      it("should return correct index list", function() {
        var pattern = new IndexPattern("[asd-]YYYY.MM.DD", "Daily");
        var from = new Date(1432940523000);
        var to = new Date(1433153106000);

        var expected = [
          "asd-2015.05.29",
          "asd-2015.05.30",
          "asd-2015.05.31",
          "asd-2015.06.01"
        ];

        expect(pattern.getIndexList(from, to)).to.eql(expected);
      });
    });
  });
});