"use strict";

const {strict: assert} = require("assert");

const {zrequire} = require("./lib/namespace");
const {run_test} = require("./lib/test");
const {realm} = require("./lib/zpage_params");

const gear_menu_util = zrequire("gear_menu_util");

run_test("version_display_string", () => {
    let expected_version_display_string;

    // An official release
    realm.zulip_version = "5.6";
    realm.zulip_merge_base = "5.6";
    expected_version_display_string = "translated: Zulip Server 5.6";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);

    // An official beta
    realm.zulip_version = "6.0-beta1";
    realm.zulip_merge_base = "6.0-beta1";
    expected_version_display_string = "translated: Zulip Server 6.0-beta1";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);

    // An official release candidate
    realm.zulip_version = "6.0-rc1";
    realm.zulip_merge_base = "6.0-rc1";
    expected_version_display_string = "translated: Zulip Server 6.0-rc1";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);

    // The Zulip development environment
    realm.zulip_version = "6.0-dev+git";
    realm.zulip_merge_base = "6.0-dev+git";
    expected_version_display_string = "translated: Zulip Server dev environment";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);

    // A commit on Zulip's main branch.
    realm.zulip_version = "6.0-dev-1976-g4bb381fc80";
    realm.zulip_merge_base = "6.0-dev-1976-g4bb381fc80";
    expected_version_display_string = "translated: Zulip Server 6.0-dev";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);

    // A fork with 18 commits beyond Zulip's main branch.
    realm.zulip_version = "6.0-dev-1994-g93730766b0";
    realm.zulip_merge_base = "6.0-dev-1976-g4bb381fc80";
    expected_version_display_string = "translated: Zulip Server 6.0-dev (modified)";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);

    // A commit from the Zulip 5.x branch
    realm.zulip_version = "5.6+git-4-g385a408be5";
    realm.zulip_merge_base = "5.6+git-4-g385a408be5";
    expected_version_display_string = "translated: Zulip Server 5.6 (patched)";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);

    // A fork with 3 commits beyond the Zulip 5.x branch.
    realm.zulip_version = "5.6+git-4-g385a408be5";
    realm.zulip_merge_base = "5.6+git-7-abcda4235c2";
    expected_version_display_string = "translated: Zulip Server 5.6 (modified)";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);

    // A fork of a Zulip release commit, not on 5.x branch.
    realm.zulip_version = "5.3-1-g7ed896c0db";
    realm.zulip_merge_base = "5.3";
    expected_version_display_string = "translated: Zulip Server 5.3 (modified)";
    assert.equal(gear_menu_util.version_display_string(), expected_version_display_string);
});