/**
 * @jest-environment jsdom
 */

import { SearchStore } from "../search-store";

let searchStore: SearchStore = null;
const logs = [
  "1:M 30 Oct 2020 16:17:41.553 # Connection with replica 172.17.0.12:6379 lost",
  "1:M 30 Oct 2020 16:17:41.623 * Replica 172.17.0.12:6379 asks for synchronization",
  "1:M 30 Oct 2020 16:17:41.623 * Starting Partial resynchronization request from 172.17.0.12:6379 accepted. Sending 0 bytes of backlog starting from offset 14407."
];

describe("search store tests", () => {
  beforeEach(async () => {
    searchStore = new SearchStore();
  });

  it("does nothing with empty search query", () => {
    searchStore.onSearch([], "");
    expect(searchStore.occurrences).toEqual([]);
  });

  it("doesn't break if no text provided", () => {
    searchStore.onSearch(null, "replica");
    expect(searchStore.occurrences).toEqual([]);

    searchStore.onSearch([], "replica");
    expect(searchStore.occurrences).toEqual([]);
  });

  it("find 3 occurrences across 3 lines", () => {
    searchStore.onSearch(logs, "172");
    expect(searchStore.occurrences).toEqual([0, 1, 2]);
  });

  it("find occurrences within 1 line (case-insensitive)", () => {
    searchStore.onSearch(logs, "Starting");
    expect(searchStore.occurrences).toEqual([2, 2]);
  });

  it("sets overlay index equal to first occurrence", () => {
    searchStore.onSearch(logs, "Replica");
    expect(searchStore.activeOverlayIndex).toBe(0);
  });

  it("set overlay index to next occurrence", () => {
    searchStore.onSearch(logs, "172");
    searchStore.setNextOverlayActive();
    expect(searchStore.activeOverlayIndex).toBe(1);
  });

  it("sets overlay to last occurrence", () => {
    searchStore.onSearch(logs, "172");
    searchStore.setPrevOverlayActive();
    expect(searchStore.activeOverlayIndex).toBe(2);
  });

  it("gets line index where overlay is located", () => {
    searchStore.onSearch(logs, "synchronization");
    expect(searchStore.activeOverlayLine).toBe(1);
  });

  it("escapes string for using in regex", () => {
    const regex = SearchStore.escapeRegex("some.interesting-query\\#?()[]");

    expect(regex).toBe("some\\.interesting\\-query\\\\\\#\\?\\(\\)\\[\\]");
  });

  it("gets active find number", () => {
    searchStore.onSearch(logs, "172");
    searchStore.setNextOverlayActive();
    expect(searchStore.activeFind).toBe(2);
  });

  it("gets total finds number", () => {
    searchStore.onSearch(logs, "Starting");
    expect(searchStore.totalFinds).toBe(2);
  });
});