/
unixDay-test.js
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/
unixDay-test.js
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import assert from "assert";
import {unixDay, unixDays} from "../src/index.js";
import {utc} from "./date.js";
it("unixDays in an alias for unixDay.range", () => {
assert.strictEqual(unixDays, unixDay.range);
});
it("unixDay.floor(date) returns days", () => {
assert.deepStrictEqual(unixDay.floor(utc(2010, 11, 31, 23)), utc(2010, 11, 31));
assert.deepStrictEqual(unixDay.floor(utc(2011, 0, 1, 0)), utc(2011, 0, 1));
assert.deepStrictEqual(unixDay.floor(utc(2011, 0, 1, 1)), utc(2011, 0, 1));
});
it("unixDay.floor(date) does not observe daylight saving", () => {
assert.deepStrictEqual(unixDay.floor(utc(2011, 2, 13, 7)), utc(2011, 2, 13));
assert.deepStrictEqual(unixDay.floor(utc(2011, 2, 13, 8)), utc(2011, 2, 13));
assert.deepStrictEqual(unixDay.floor(utc(2011, 2, 13, 9)), utc(2011, 2, 13));
assert.deepStrictEqual(unixDay.floor(utc(2011, 2, 13, 10)), utc(2011, 2, 13));
assert.deepStrictEqual(unixDay.floor(utc(2011, 10, 6, 5)), utc(2011, 10, 6));
assert.deepStrictEqual(unixDay.floor(utc(2011, 10, 6, 6)), utc(2011, 10, 6));
assert.deepStrictEqual(unixDay.floor(utc(2011, 10, 6, 7)), utc(2011, 10, 6));
assert.deepStrictEqual(unixDay.floor(utc(2011, 10, 6, 8)), utc(2011, 10, 6));
});
it("unixDay.round(date) returns days", () => {
assert.deepStrictEqual(unixDay.round(utc(2010, 11, 30, 13)), utc(2010, 11, 31));
assert.deepStrictEqual(unixDay.round(utc(2010, 11, 30, 11)), utc(2010, 11, 30));
});
it("unixDay.ceil(date) returns days", () => {
assert.deepStrictEqual(unixDay.ceil(utc(2010, 11, 30, 23)), utc(2010, 11, 31));
assert.deepStrictEqual(unixDay.ceil(utc(2010, 11, 31, 0)), utc(2010, 11, 31));
assert.deepStrictEqual(unixDay.ceil(utc(2010, 11, 31, 1)), utc(2011, 0, 1));
});
it("unixDay.ceil(date) does not observe daylight saving", () => {
assert.deepStrictEqual(unixDay.ceil(utc(2011, 2, 13, 7)), utc(2011, 2, 14));
assert.deepStrictEqual(unixDay.ceil(utc(2011, 2, 13, 8)), utc(2011, 2, 14));
assert.deepStrictEqual(unixDay.ceil(utc(2011, 2, 13, 9)), utc(2011, 2, 14));
assert.deepStrictEqual(unixDay.ceil(utc(2011, 2, 13, 10)), utc(2011, 2, 14));
assert.deepStrictEqual(unixDay.ceil(utc(2011, 10, 6, 5)), utc(2011, 10, 7));
assert.deepStrictEqual(unixDay.ceil(utc(2011, 10, 6, 6)), utc(2011, 10, 7));
assert.deepStrictEqual(unixDay.ceil(utc(2011, 10, 6, 7)), utc(2011, 10, 7));
assert.deepStrictEqual(unixDay.ceil(utc(2011, 10, 6, 8)), utc(2011, 10, 7));
});
it("unixDay.offset(date) is an alias for unixDay.offset(date, 1)", () => {
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 31, 23, 59, 59, 999)), utc(2011, 0, 1, 23, 59, 59, 999));
});
it("unixDay.offset(date, step) does not modify the passed-in date", () => {
const d = utc(2010, 11, 31, 23, 59, 59, 999);
unixDay.offset(d, +1);
assert.deepStrictEqual(d, utc(2010, 11, 31, 23, 59, 59, 999));
});
it("unixDay.offset(date, step) does not round the passed-in date", () => {
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 31, 23, 59, 59, 999), +1), utc(2011, 0, 1, 23, 59, 59, 999));
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 31, 23, 59, 59, 456), -2), utc(2010, 11, 29, 23, 59, 59, 456));
});
it("unixDay.offset(date, step) allows step to be negative", () => {
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 31), -1), utc(2010, 11, 30));
assert.deepStrictEqual(unixDay.offset(utc(2011, 0, 1), -2), utc(2010, 11, 30));
assert.deepStrictEqual(unixDay.offset(utc(2011, 0, 1), -1), utc(2010, 11, 31));
});
it("unixDay.offset(date, step) allows step to be positive", () => {
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 31), +1), utc(2011, 0, 1));
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 30), +2), utc(2011, 0, 1));
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 30), +1), utc(2010, 11, 31));
});
it("unixDay.offset(date, step) allows step to be zero", () => {
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 31, 23, 59, 59, 999), 0), utc(2010, 11, 31, 23, 59, 59, 999));
assert.deepStrictEqual(unixDay.offset(utc(2010, 11, 31, 23, 59, 58, 0), 0), utc(2010, 11, 31, 23, 59, 58, 0));
});
it("unixDay.count(start, end) counts days after start (exclusive) and before end (inclusive)", () => {
assert.strictEqual(unixDay.count(utc(2011, 0, 1, 0), utc(2011, 4, 9, 0)), 128);
assert.strictEqual(unixDay.count(utc(2011, 0, 1, 1), utc(2011, 4, 9, 0)), 128);
assert.strictEqual(unixDay.count(utc(2010, 11, 31, 23), utc(2011, 4, 9, 0)), 129);
assert.strictEqual(unixDay.count(utc(2011, 0, 1, 0), utc(2011, 4, 8, 23)), 127);
assert.strictEqual(unixDay.count(utc(2011, 0, 1, 0), utc(2011, 4, 9, 1)), 128);
});
it("unixDay.count(start, end) does not observe daylight saving", () => {
assert.strictEqual(unixDay.count(utc(2011, 0, 1), utc(2011, 2, 13, 1)), 71);
assert.strictEqual(unixDay.count(utc(2011, 0, 1), utc(2011, 2, 13, 3)), 71);
assert.strictEqual(unixDay.count(utc(2011, 0, 1), utc(2011, 2, 13, 4)), 71);
assert.strictEqual(unixDay.count(utc(2011, 0, 1), utc(2011, 10, 6, 0)), 309);
assert.strictEqual(unixDay.count(utc(2011, 0, 1), utc(2011, 10, 6, 1)), 309);
assert.strictEqual(unixDay.count(utc(2011, 0, 1), utc(2011, 10, 6, 2)), 309);
});
it("unixDay.count(start, end) returns 364 or 365 for a full year", () => {
assert.strictEqual(unixDay.count(utc(1999, 0, 1), utc(1999, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2000, 0, 1), utc(2000, 11, 31)), 365); // leap year
assert.strictEqual(unixDay.count(utc(2001, 0, 1), utc(2001, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2002, 0, 1), utc(2002, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2003, 0, 1), utc(2003, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2004, 0, 1), utc(2004, 11, 31)), 365); // leap year
assert.strictEqual(unixDay.count(utc(2005, 0, 1), utc(2005, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2006, 0, 1), utc(2006, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2007, 0, 1), utc(2007, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2008, 0, 1), utc(2008, 11, 31)), 365); // leap year
assert.strictEqual(unixDay.count(utc(2009, 0, 1), utc(2009, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2010, 0, 1), utc(2010, 11, 31)), 364);
assert.strictEqual(unixDay.count(utc(2011, 0, 1), utc(2011, 11, 31)), 364);
});
it("unixDay.every(step) returns every stepth day", () => {
assert.deepStrictEqual(unixDay.every(3).range(utc(2008, 11, 30, 0, 12), utc(2009, 0, 5, 23, 48)), [utc(2008, 11, 31), utc(2009, 0, 3)]);
assert.deepStrictEqual(unixDay.every(5).range(utc(2008, 11, 30, 0, 12), utc(2009, 0, 6, 23, 48)), [utc(2009, 0, 1), utc(2009, 0, 6)]);
assert.deepStrictEqual(unixDay.every(7).range(utc(2008, 11, 30, 0, 12), utc(2009, 0, 8, 23, 48)), [utc(2009, 0, 1), utc(2009, 0, 8)]);
});