devextreme/esm/__internal/scheduler/recurrence/validate_rule.test.js

JavaScript/TypeScript Component Suite for Responsive Web Development

/**
 * DevExtreme (esm/__internal/scheduler/recurrence/validate_rule.test.js)
 * Version: 25.2.7
 * Build date: Tue May 05 2026
 *
 * Copyright (c) 2012 - 2026 Developer Express Inc. ALL RIGHTS RESERVED
 * Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
 */
import {
    describe,
    expect,
    it
} from "@jest/globals";
import {
    parseRecurrenceRule
} from "./base";
import {
    validateRRule,
    validateRRuleObject
} from "./validate_rule";
describe("validateRRule", () => {
    it("should return true for valid rule", () => {
        const isValid = validateRRule("FREQ=MONTHLY");
        expect(isValid).toBe(true)
    });
    it("should return false for undefined rule", () => {
        const isValid = validateRRule(void 0);
        expect(isValid).toBe(false)
    });
    it("should return false for incorrect freq", () => {
        const isValid = validateRRule("FREQ=WRONG");
        expect(isValid).toBe(false)
    });
    it("should return false for wrong rule name", () => {
        const isValid = validateRRule("FRE=DAILY");
        expect(isValid).toBe(false)
    });
    it("should return true and correct parsed rule for wrong count", () => {
        const rule = "FREQ=DAILY;COUNT=wrong";
        const parsed = parseRecurrenceRule(rule);
        const isValid = validateRRuleObject(parsed, rule);
        expect(parsed).toEqual({
            freq: "DAILY",
            interval: 1
        });
        expect(isValid).toBe(true)
    });
    it("should return true and correct parsed rule for wrong interval", () => {
        const rule = "FREQ=DAILY;INTERVAL=wrong";
        const parsed = parseRecurrenceRule(rule);
        const isValid = validateRRuleObject(parsed, rule);
        expect(parsed).toEqual({
            freq: "DAILY",
            interval: 1
        });
        expect(isValid).toBe(true)
    });
    it("should return false for wrong byDay", () => {
        const isValid = validateRRule("FREQ=DAILY;BYDAY=wrong");
        expect(isValid).toBe(false)
    });
    it("should return false for empty byDay", () => {
        const isValid = validateRRule("FREQ=DAILY;BYDAY=");
        expect(isValid).toBe(false)
    });
    it("should return false for wrong byDay, several value", () => {
        const isValid = validateRRule("FREQ=DAILY;BYDAY=MO,wrong");
        expect(isValid).toBe(false)
    });
    it("should return false for wrong byMonthDay", () => {
        const isValid = validateRRule("FREQ=MONTHLY;BYMONTHDAY=wrong");
        expect(isValid).toBe(false)
    });
    it("should return false for wrong byMonth", () => {
        const isValid = validateRRule("FREQ=YEARLY;BYMONTH=wrong;BYMONTHDAY=12");
        expect(isValid).toBe(false)
    });
    it("should return false for wrong until date", () => {
        const isValid = validateRRule("FREQ=DAILY;UNTIL=wrong");
        expect(isValid).toBe(false)
    });
    it("should return true if byDay has frequence for day", () => {
        const isValid = validateRRule("FREQ=MONTHLY;BYDAY=1TU");
        expect(isValid).toBe(true)
    });
    it("should return true if byDay has frequence for day", () => {
        const isValid = validateRRule("FREQ=MONTHLY;BYDAY=1TU,3FR");
        expect(isValid).toBe(true)
    })
});