chrono-node/test/zh/hans/zh_hans_time_exp.test.ts

A natural language date parser in Javascript

import * as chrono from "../../../src";
import { testSingleCase } from "../../test_util";

test("Test - Single Expression", function () {
    testSingleCase(chrono.zh.hans, "我上午6点13分打游戏", new Date(2012, 7, 10), (result) => {
        expect(result.index).toBe(1);
        expect(result.text).toBe("上午6点13分");

        expect(result.start).not.toBeNull();
        expect(result.start.get("hour")).toBe(6);
        expect(result.start.get("minute")).toBe(13);

        const resultDate = result.start.date();
        const expectDate = new Date(2012, 7, 10, 6, 13);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());
    });

    testSingleCase(chrono.zh.hans, "我后天凌晨打游戏", new Date(2012, 7, 10, 0, 0), (result) => {
        expect(result.index).toBe(1);
        expect(result.text).toBe("后天凌晨");

        const resultDate = result.start.date();
        const expectDate = new Date(2012, 7, 12, 0, 0);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());
    });

    testSingleCase(chrono.zh.hans, "我大前天凌晨打游戏", new Date(2012, 7, 10, 0, 0), (result) => {
        expect(result.index).toBe(1);
        expect(result.text).toBe("大前天凌晨");

        const resultDate = result.start.date();
        const expectDate = new Date(2012, 7, 7, 0, 0);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());
    });

    testSingleCase(chrono.zh.hans, "我明天上午8点要打游戏", new Date(2012, 7, 10, 12), (result) => {
        expect(result.index).toBe(1);
        expect(result.text).toBe("明天上午8点");

        expect(result.start).not.toBeNull();
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(11);
        expect(result.start.get("hour")).toBe(8);

        const resultDate = result.start.date();
        const expectDate = new Date(2012, 7, 11, 8);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());
    });

    testSingleCase(chrono.zh.hans, "早上8点", new Date(2012, 8 - 1, 10, 12), (result) => {
        expect(result.text).toBe("早上8点");

        expect(result.start).not.toBeNull();
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(8);

        const resultDate = result.start.date();
        const expectDate = new Date(2012, 8 - 1, 10, 8);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());
    });
});

test("Test - Range Expression", function () {
    testSingleCase(chrono.zh.hans, "我从今早八点十分至下午11点32分打游戏", new Date(2012, 7, 10), (result) => {
        expect(result.index).toBe(1);
        expect(result.text).toBe("从今早八点十分至下午11点32分");

        expect(result.start).not.toBeNull();
        expect(result.start.get("hour")).toBe(8);
        expect(result.start.get("minute")).toBe(10);

        expect(result.start.isCertain("day")).toBe(true);
        expect(result.start.isCertain("month")).toBe(true);
        expect(result.start.isCertain("year")).toBe(true);
        expect(result.start.isCertain("hour")).toBe(true);
        expect(result.start.isCertain("minute")).toBe(true);
        expect(result.start.isCertain("second")).toBe(false);
        expect(result.start.isCertain("millisecond")).toBe(false);

        let resultDate = result.start.date();
        let expectDate = new Date(2012, 7, 10, 8, 10);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());

        expect(result.end).not.toBeNull();
        expect(result.end.get("hour")).toBe(23);
        expect(result.end.get("minute")).toBe(32);

        expect(result.end.isCertain("day")).toBe(false);
        expect(result.end.isCertain("month")).toBe(false);
        expect(result.end.isCertain("year")).toBe(false);
        expect(result.end.isCertain("hour")).toBe(true);
        expect(result.end.isCertain("minute")).toBe(true);
        expect(result.end.isCertain("second")).toBe(false);
        expect(result.end.isCertain("millisecond")).toBe(false);

        resultDate = result.end.date();
        expectDate = new Date(2012, 7, 10, 23, 32);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());
    });

    testSingleCase(chrono.zh.hans, "6点30pm-11点pm", new Date(2012, 7, 10), (result) => {
        expect(result.index).toBe(0);
        expect(result.text).toBe("6点30pm-11点pm");

        expect(result.start).not.toBeNull();
        expect(result.start.get("hour")).toBe(18);
        expect(result.start.get("minute")).toBe(30);
        expect(result.start.get("meridiem")).toBe(1);

        let resultDate = result.start.date();
        let expectDate = new Date(2012, 7, 10, 18, 30);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());

        expect(result.end).not.toBeNull();
        expect(result.end.get("hour")).toBe(23);
        expect(result.end.get("minute")).toBe(0);
        expect(result.end.get("meridiem")).toBe(1);

        resultDate = result.end.date();
        expectDate = new Date(2012, 7, 10, 23, 0);
        expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());
    });
});

test("Test - Date + Time Expression", function () {
    testSingleCase(
        chrono.zh.hans,
        "我二零一八年十一月二十六日下午三点半五十九秒打游戏",
        new Date(2012, 7, 10),
        (result) => {
            expect(result.index).toBe(1);
            expect(result.text).toBe("二零一八年十一月二十六日下午三点半五十九秒");

            expect(result.start.get("year")).toBe(2018);
            expect(result.start.get("month")).toBe(11);
            expect(result.start.get("day")).toBe(26);
            expect(result.start.get("hour")).toBe(15);
            expect(result.start.get("minute")).toBe(30);
            expect(result.start.get("second")).toBe(59);
            expect(result.start.get("millisecond")).toBe(0);
            expect(result.start.isCertain("millisecond")).toBe(false);

            const resultDate = result.start.date();
            const expectDate = new Date(2018, 11 - 1, 26, 15, 30, 59);
            expect(expectDate.getTime()).toBeCloseTo(resultDate.getTime());
        }
    );
});

test("Test - Time Expression's Meridiem imply", function () {
    testSingleCase(chrono.zh.hans, "1点pm到3点", new Date(2012, 7, 10), (result) => {
        expect(result.index).toBe(0);
        expect(result.text).toBe("1点pm到3点");

        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(13);
        expect(result.start.get("minute")).toBe(0);
        expect(result.start.get("second")).toBe(0);
        expect(result.start.get("millisecond")).toBe(0);
        expect(result.start.get("meridiem")).toBe(1);
        expect(result.start.isCertain("meridiem")).toBe(true);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(3);
        expect(result.end.get("minute")).toBe(0);
        expect(result.end.get("second")).toBe(0);
        expect(result.end.get("millisecond")).toBe(0);
        expect(result.end.isCertain("meridiem")).toBe(false);
    });
});

test("Test - Random date + time expression", function () {
    testSingleCase(chrono.zh.hans, "2014年, 3月5日早上 6 点至 7 点", new Date(2012, 7, 10), (result) => {
        expect(result.text).toBe("2014年, 3月5日早上 6 点至 7 点");
    });

    testSingleCase(chrono.zh.hans, "下星期六凌晨1点30分二十九秒", new Date(2012, 7, 10), (result) => {
        expect(result.text).toBe("下星期六凌晨1点30分二十九秒");
    });

    testSingleCase(chrono.zh.hans, "昨天早上六点正", new Date(2012, 7, 10), (result) => {
        expect(result.text).toBe("昨天早上六点正");
    });

    testSingleCase(chrono.zh.hans, "六月四日3:00am", new Date(2012, 7, 10), (result) => {
        expect(result.text).toBe("六月四日3:00am");
    });

    testSingleCase(chrono.zh.hans, "上个礼拜五16时", new Date(2012, 7, 10), (result) => {
        expect(result.text).toBe("上个礼拜五16时");
    });

    testSingleCase(chrono.zh.hans, "3月17日 20点15", new Date(2012, 7, 10), (result) => {
        expect(result.text).toBe("3月17日 20点15");
    });

    testSingleCase(chrono.zh.hans, "10点", new Date(2012, 7, 10), (result) => {
        expect(result.text).toBe("10点");
    });

    testSingleCase(chrono.zh.hans, "中午12点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("hour")).toBe(12);
    });

    testSingleCase(chrono.zh.hans, "今晚10时", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("hour")).toBe(22);
    });

    testSingleCase(chrono.zh.hans, "昨晚8点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("day")).toBe(9);
        expect(result.start.get("hour")).toBe(20);
    });

    testSingleCase(chrono.zh.hans, "前天下午三点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("day")).toBe(8);
        expect(result.start.get("hour")).toBe(15);
    });

    // "大后天" is parsed as "后天"
    testSingleCase(chrono.zh.hans, "大后天晚上9点30分", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("day")).toBe(13);
        expect(result.start.get("hour")).toBe(21);
        expect(result.start.get("minute")).toBe(30);
    });

    testSingleCase(chrono.zh.hans, "三点", new Date(2012, 7, 10, 1), (result) => {
        expect(result.start.get("hour")).toBe(3);
    });

    // TODO: This test fails because of a bug in the parser.
    // The AM/PM context is not correctly applied to the end of the range.
    // testSingleCase(chrono.zh.hans, "下午5点-7点", new Date(2012, 7, 10), (result) => {
    //     expect(result.start.get("hour")).toBe(17);
    //     expect(result.end.get("hour")).toBe(19);
    // });

    testSingleCase(chrono.zh.hans, "晚上11点 ~ 凌晨2点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("hour")).toBe(23);
        expect(result.end.get("hour")).toBe(2);
        expect(result.end.get("day")).toBe(11);
    });
});

test("Test - YYYY-MM-DD HH:mm:ss format", function () {
    testSingleCase(chrono.zh.hans, "2023-10-26 10:30:00", new Date(2012, 7, 10), (result) => {
        expect(result.text).toBe("2023-10-26 10:30:00");
        expect(result.start.get("year")).toBe(2023);
        expect(result.start.get("month")).toBe(10);
        expect(result.start.get("day")).toBe(26);
        expect(result.start.get("hour")).toBe(10);
        expect(result.start.get("minute")).toBe(30);
        expect(result.start.get("second")).toBe(0);
    });
});

test("Test - Range Expression with days", function () {
    testSingleCase(chrono.zh.hans, "今晚10点 - 明天早上6点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(22);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(6);
    });

    testSingleCase(chrono.zh.hans, "今天早上9点 - 后天凌晨3点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(9);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(12);
        expect(result.end.get("hour")).toBe(3);
    });

    testSingleCase(chrono.zh.hans, "今晚10点 - 明早6点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(22);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(6);
    });
});

test("Test - Range Expression with seconds", function () {
    testSingleCase(chrono.zh.hans, "9:00:00 - 9:00:30", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("hour")).toBe(9);
        expect(result.start.get("minute")).toBe(0);
        expect(result.start.get("second")).toBe(0);

        expect(result.end.get("hour")).toBe(9);
        expect(result.end.get("minute")).toBe(0);
        expect(result.end.get("second")).toBe(30);
    });
});

test("Test - Range Expression with AM/PM variations", function () {
    testSingleCase(chrono.zh.hans, "下午2点 - 晚上8点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(14);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(10);
        expect(result.end.get("hour")).toBe(20);
    });

    testSingleCase(chrono.zh.hans, "3点 - 5点PM", new Date(2012, 7, 10, 12), (result) => {
        // Context is 12:00, so 3 is likely 15:00 (3PM)
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(15);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(10);
        expect(result.end.get("hour")).toBe(17);
    });
});

test("Test - Range Expression with days variations", function () {
    // "Yesterday" (昨)
    testSingleCase(chrono.zh.hans, "今晚10点 - 昨晚10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(9);
    });

    // "Day before yesterday" (前)
    testSingleCase(chrono.zh.hans, "今晚10点 - 前天晚上10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(8);
    });

    // "Day before day before yesterday" (大前)
    testSingleCase(chrono.zh.hans, "今晚10点 - 大前天晚上10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(7);
    });

    // "Day after tomorrow" (后)
    testSingleCase(chrono.zh.hans, "今晚10点 - 后天晚上10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(12);
    });

    // "Day after day after tomorrow" (大后)
    testSingleCase(chrono.zh.hans, "今晚10点 - 大后天晚上10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(13);
    });

    testSingleCase(chrono.zh.hans, "明天10点到明天11点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.text).toBe("明天10点到明天11点");
        expect(result.start.get("day")).toBe(11);
        expect(result.start.get("hour")).toBe(10);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(11);
    });
});

test("Test - Range Expression with specific AM/PM variations", function () {
    // AM variations: 早, 上, 凌
    testSingleCase(chrono.zh.hans, "今早10点 - 明早10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(10);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(10);
    });

    testSingleCase(chrono.zh.hans, "今早10点 - 明天上午10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(10);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(10);
    });

    testSingleCase(chrono.zh.hans, "今早10点 - 明天凌晨2点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(10);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(2);
    });

    testSingleCase(chrono.zh.hans, "下午2点 - 明天下午3点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(14);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(15);
    });

    // Cross-day implied PM to AM (10pm - 2am)
    testSingleCase(chrono.zh.hans, "晚上10点 - 2点", new Date(2012, 7, 10), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.start.get("hour")).toBe(22);

        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(11);
        expect(result.end.get("hour")).toBe(2);
    });
});

test("Test - Range Expression with short day-time variations", function () {
    // "Day before yesterday" (前) + "Evening" (晚) -> 前晚
    testSingleCase(chrono.zh.hans, "今晚10点 - 前晚10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(8);
        expect(result.end.get("hour")).toBe(22);
    });

    // "Day before day before yesterday" (大前) + "Evening" (晚) -> 大前晚
    testSingleCase(chrono.zh.hans, "今晚10点 - 大前晚10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(7);
        expect(result.end.get("hour")).toBe(22);
    });

    // "Day after tomorrow" (后) + "Morning" (早) -> 后早
    testSingleCase(chrono.zh.hans, "今晚10点 - 后早10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(12);
        expect(result.end.get("hour")).toBe(10);
    });

    // "Day after day after tomorrow" (大后) + "Morning" (早) -> 大后早
    testSingleCase(chrono.zh.hans, "今晚10点 - 大后早10点", new Date(2012, 7, 10, 12), (result) => {
        expect(result.start.get("year")).toBe(2012);
        expect(result.start.get("month")).toBe(8);
        expect(result.start.get("day")).toBe(10);
        expect(result.end.get("year")).toBe(2012);
        expect(result.end.get("month")).toBe(8);
        expect(result.end.get("day")).toBe(13);
        expect(result.end.get("hour")).toBe(10);
    });
});