exiftool-vendored/dist/ExifDate.spec.js

Efficient, cross-platform access to ExifTool

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const DateTime_1 = require("./DateTime");
const ExifDate_1 = require("./ExifDate");
const _chai_spec_1 = require("./_chai.spec");
describe("ExifDate", () => {
    for (const { text, iso } of [
        { text: "2018:9:3", iso: "2018-09-03" },
        { text: "2018:02:09", iso: "2018-02-09" },
        { text: "2018-02-09", iso: "2018-02-09" },
        { text: "2018:10:30", iso: "2018-10-30" },
        { text: "Mar 4 2018", iso: "2018-03-04" },
        { text: "April 09 2018", iso: "2018-04-09" },
    ]) {
        const ed = ExifDate_1.ExifDate.fromEXIF(text);
        it("parses " + iso, () => {
            (0, _chai_spec_1.expect)(ed?.toISOString()).to.eql(iso);
            (0, _chai_spec_1.expect)(ed?.rawValue).to.eql(text);
        });
        it("toMillis()", () => {
            (0, _chai_spec_1.expect)(ed?.toMillis(0)).to.be.closeTo(new Date(iso).getTime(), 12 * DateTime_1.HourMs);
        });
    }
    for (const ea of ["", "   ", "0", "00", "0000", "2010_08"]) {
        it(`rejects "${ea}"`, () => {
            (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromEXIF(ea)).to.eql(undefined);
            (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.from(ea)).to.eql(undefined);
        });
    }
    // These are now valid year-only dates with partial date support
    for (const ea of ["01", "1958"]) {
        it(`accepts "${ea}" as year-only date`, () => {
            (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromEXIF(ea)).to.eql(undefined); // fromEXIF still rejects
            (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.from(ea)).to.not.eql(undefined); // but from() accepts as year
        });
    }
    describe("Partial date support", () => {
        describe("Year-only dates", () => {
            for (const year of [1980, 2023, 1234, 9999]) {
                it(`parses numeric year ${year}`, () => {
                    const date = ExifDate_1.ExifDate.fromYear(year);
                    (0, _chai_spec_1.expect)(date).to.not.be.undefined;
                    (0, _chai_spec_1.expect)(date.year).to.eql(year);
                    (0, _chai_spec_1.expect)(date.month).to.be.undefined;
                    (0, _chai_spec_1.expect)(date.day).to.be.undefined;
                    (0, _chai_spec_1.expect)(date.isYearOnly()).to.be.true;
                    (0, _chai_spec_1.expect)(date.isYearMonth()).to.be.false;
                    (0, _chai_spec_1.expect)(date.isFullDate()).to.be.false;
                    (0, _chai_spec_1.expect)(date.isPartial()).to.be.true;
                    (0, _chai_spec_1.expect)(date.toString()).to.eql(String(year));
                    (0, _chai_spec_1.expect)(date.toExifString()).to.eql(String(year));
                });
                it(`parses string year "${year}"`, () => {
                    const date = ExifDate_1.ExifDate.fromYear(String(year));
                    (0, _chai_spec_1.expect)(date).to.not.be.undefined;
                    (0, _chai_spec_1.expect)(date.year).to.eql(year);
                    (0, _chai_spec_1.expect)(date.isYearOnly()).to.be.true;
                });
            }
            it("handles year via ExifDate.from() with number", () => {
                const date = ExifDate_1.ExifDate.from(1980);
                (0, _chai_spec_1.expect)(date).to.not.be.undefined;
                (0, _chai_spec_1.expect)(date.year).to.eql(1980);
                (0, _chai_spec_1.expect)(date.isYearOnly()).to.be.true;
            });
            it("rejects invalid years", () => {
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYear(0)).to.be.undefined;
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYear(-1)).to.be.undefined;
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYear(10000)).to.be.undefined;
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYear("abc")).to.be.undefined;
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYear("")).to.be.undefined;
            });
        });
        describe("Year-month dates", () => {
            const testCases = [
                { input: "1980:08", year: 1980, month: 8 },
                { input: "1980-08", year: 1980, month: 8 },
                { input: "2023:12", year: 2023, month: 12 },
                { input: "2023:1", year: 2023, month: 1 },
                { input: "2023-1", year: 2023, month: 1 },
                { input: "1234:06", year: 1234, month: 6 },
                { input: "1234-06", year: 1234, month: 6 },
            ];
            for (const { input, year, month } of testCases) {
                it(`parses year-month "${input}"`, () => {
                    const date = ExifDate_1.ExifDate.fromYearMonth(input);
                    (0, _chai_spec_1.expect)(date).to.not.be.undefined;
                    (0, _chai_spec_1.expect)(date.year).to.eql(year);
                    (0, _chai_spec_1.expect)(date.month).to.eql(month);
                    (0, _chai_spec_1.expect)(date.day).to.be.undefined;
                    (0, _chai_spec_1.expect)(date.isYearOnly()).to.be.false;
                    (0, _chai_spec_1.expect)(date.isYearMonth()).to.be.true;
                    (0, _chai_spec_1.expect)(date.isFullDate()).to.be.false;
                    (0, _chai_spec_1.expect)(date.isPartial()).to.be.true;
                    const expectedToString = input.includes(":")
                        ? `${year}-${month.toString().padStart(2, "0")}`
                        : `${year}-${month.toString().padStart(2, "0")}`;
                    (0, _chai_spec_1.expect)(date.toString()).to.eql(expectedToString);
                });
                it(`parses year-month "${input}" via ExifDate.from()`, () => {
                    const date = ExifDate_1.ExifDate.from(input);
                    (0, _chai_spec_1.expect)(date).to.not.be.undefined;
                    (0, _chai_spec_1.expect)(date.year).to.eql(year);
                    (0, _chai_spec_1.expect)(date.month).to.eql(month);
                    (0, _chai_spec_1.expect)(date.isYearMonth()).to.be.true;
                });
            }
            it("rejects invalid year-month formats", () => {
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYearMonth("1980")).to.be.undefined;
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYearMonth("1980:13")).to.be.undefined;
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYearMonth("1980:00")).to.be.undefined;
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYearMonth("abc:08")).to.be.undefined;
                (0, _chai_spec_1.expect)(ExifDate_1.ExifDate.fromYearMonth("")).to.be.undefined;
            });
        });
        describe("Full date behavior", () => {
            it("identifies full dates correctly", () => {
                const fullDate = ExifDate_1.ExifDate.from("2023:08:15");
                (0, _chai_spec_1.expect)(fullDate).to.not.be.undefined;
                (0, _chai_spec_1.expect)(fullDate.isYearOnly()).to.be.false;
                (0, _chai_spec_1.expect)(fullDate.isYearMonth()).to.be.false;
                (0, _chai_spec_1.expect)(fullDate.isFullDate()).to.be.true;
                (0, _chai_spec_1.expect)(fullDate.isPartial()).to.be.false;
            });
        });
        describe("toDate() method", () => {
            it("converts year-only to Date (defaults to Jan 1)", () => {
                const date = ExifDate_1.ExifDate.fromYear(1980);
                const jsDate = date.toDate();
                (0, _chai_spec_1.expect)(jsDate.getFullYear()).to.eql(1980);
                (0, _chai_spec_1.expect)(jsDate.getMonth()).to.eql(0); // January (0-indexed)
                (0, _chai_spec_1.expect)(jsDate.getDate()).to.eql(1);
            });
            it("converts year-month to Date (defaults to 1st day)", () => {
                const date = ExifDate_1.ExifDate.fromYearMonth("1980:08");
                const jsDate = date.toDate();
                (0, _chai_spec_1.expect)(jsDate.getFullYear()).to.eql(1980);
                (0, _chai_spec_1.expect)(jsDate.getMonth()).to.eql(7); // August (0-indexed)
                (0, _chai_spec_1.expect)(jsDate.getDate()).to.eql(1);
            });
            it("converts full date normally", () => {
                const date = ExifDate_1.ExifDate.from("1980:08:13");
                const jsDate = date.toDate();
                (0, _chai_spec_1.expect)(jsDate.getFullYear()).to.eql(1980);
                (0, _chai_spec_1.expect)(jsDate.getMonth()).to.eql(7); // August (0-indexed)
                (0, _chai_spec_1.expect)(jsDate.getDate()).to.eql(13);
            });
        });
        describe("JSON serialization", () => {
            it("serializes and deserializes year-only dates", () => {
                const original = ExifDate_1.ExifDate.fromYear(1980);
                const json = original.toJSON();
                const restored = ExifDate_1.ExifDate.fromJSON(json);
                (0, _chai_spec_1.expect)(restored.year).to.eql(original.year);
                (0, _chai_spec_1.expect)(restored.month).to.eql(original.month);
                (0, _chai_spec_1.expect)(restored.day).to.eql(original.day);
                (0, _chai_spec_1.expect)(restored.isYearOnly()).to.be.true;
            });
            it("serializes and deserializes year-month dates", () => {
                const original = ExifDate_1.ExifDate.fromYearMonth("1980:08");
                const json = original.toJSON();
                const restored = ExifDate_1.ExifDate.fromJSON(json);
                (0, _chai_spec_1.expect)(restored.year).to.eql(original.year);
                (0, _chai_spec_1.expect)(restored.month).to.eql(original.month);
                (0, _chai_spec_1.expect)(restored.day).to.eql(original.day);
                (0, _chai_spec_1.expect)(restored.isYearMonth()).to.be.true;
            });
        });
    });
});
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