1043 lines
32 KiB
Rust
1043 lines
32 KiB
Rust
/*
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Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
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This file is part of the Luminescent Dreams Tools.
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Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
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Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
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*/
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use chrono::{Datelike, NaiveDate};
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use serde::{Deserialize, Serialize};
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use std::convert::TryInto;
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use thiserror::Error;
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#[derive(Clone, Debug, Error, PartialEq)]
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pub enum Error {
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#[error("invalid date")]
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InvalidDate,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)]
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pub enum DayOfWeek {
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Sunday,
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Monday,
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Tuesday,
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Wednesday,
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Thursday,
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Friday,
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Saturday,
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LeapDay,
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YearDay,
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}
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impl From<DayOfWeek> for String {
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fn from(day: DayOfWeek) -> Self {
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match day {
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DayOfWeek::Sunday => "Sunday",
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DayOfWeek::Monday => "Monday",
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DayOfWeek::Tuesday => "Tuesday",
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DayOfWeek::Wednesday => "Wednesday",
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DayOfWeek::Thursday => "Thursday",
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DayOfWeek::Friday => "Friday",
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DayOfWeek::Saturday => "Saturday",
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DayOfWeek::LeapDay => "LeapDay",
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DayOfWeek::YearDay => "YearDay",
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}
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.to_owned()
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}
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)]
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pub enum Month {
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January,
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February,
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March,
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April,
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May,
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June,
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Sol,
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July,
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August,
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September,
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October,
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November,
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December,
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}
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impl From<u32> for Month {
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fn from(val: u32) -> Month {
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match val {
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1 => Month::January,
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2 => Month::February,
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3 => Month::March,
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4 => Month::April,
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5 => Month::May,
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6 => Month::June,
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7 => Month::Sol,
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8 => Month::July,
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9 => Month::August,
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10 => Month::September,
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11 => Month::October,
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12 => Month::November,
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13 => Month::December,
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_ => panic!("invalid month number"),
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}
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}
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}
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impl From<u8> for Month {
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fn from(val: u8) -> Month {
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Month::from(val as u32)
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}
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}
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impl From<Month> for String {
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fn from(val: Month) -> String {
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match val {
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Month::January => "January",
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Month::February => "February",
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Month::March => "March",
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Month::April => "April",
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Month::May => "May",
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Month::June => "June",
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Month::Sol => "Sol",
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Month::July => "July",
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Month::August => "August",
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Month::September => "September",
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Month::October => "October",
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Month::November => "November",
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Month::December => "December",
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}
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.to_owned()
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}
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}
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fn is_leap_year(year: i32) -> bool {
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NaiveDate::from_ymd_opt(year, 12, 31).unwrap().ordinal() == 366
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}
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#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
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pub enum IFC {
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LeapDay(i32),
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YearDay(i32),
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Day(Day),
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}
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impl IFC {
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pub fn leap_day(year: i32) -> Result<Self, Error> {
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if is_leap_year(year) {
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Ok(Self::LeapDay(year))
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} else {
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Err(Error::InvalidDate)
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}
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}
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pub fn year_day(year: i32) -> Self {
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Self::YearDay(year)
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}
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pub fn ymd(year: i32, month: u8, day: u8) -> Result<Self, Error> {
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if !(1..=13).contains(&month) || !(1..=28).contains(&day) {
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Err(Error::InvalidDate)
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} else {
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Ok(Self::Day(Day { year, month, day }))
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}
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}
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pub fn year(&self) -> i32 {
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match *self {
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IFC::LeapDay(year) => year,
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IFC::YearDay(year) => year,
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IFC::Day(Day { year, .. }) => year,
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}
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}
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pub fn month(&self) -> Month {
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match *self {
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IFC::Day(Day { month, .. }) => Month::from(month),
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IFC::LeapDay(_) => Month::June,
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IFC::YearDay(_) => Month::December,
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}
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}
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pub fn day(&self) -> u8 {
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match *self {
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IFC::Day(Day { day, .. }) => day,
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IFC::LeapDay(_) => 29,
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IFC::YearDay(_) => 29,
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}
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}
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pub fn weekday(&self) -> DayOfWeek {
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match *self {
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IFC::LeapDay(_) => DayOfWeek::LeapDay,
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IFC::YearDay(_) => DayOfWeek::YearDay,
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IFC::Day(Day { day, .. }) => match (day - 1) % 7 {
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0 => DayOfWeek::Sunday,
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1 => DayOfWeek::Monday,
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2 => DayOfWeek::Tuesday,
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3 => DayOfWeek::Wednesday,
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4 => DayOfWeek::Thursday,
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5 => DayOfWeek::Friday,
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6 => DayOfWeek::Saturday,
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_ => panic!("impossible calculation"),
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},
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}
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}
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pub fn day_ordinal(&self) -> u32 {
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self.day_ordinal0() + 1
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}
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pub fn day_ordinal0(&self) -> u32 {
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match *self {
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IFC::LeapDay(_) => 168,
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IFC::YearDay(year) => {
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if is_leap_year(year) {
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365
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} else {
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364
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}
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}
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IFC::Day(Day { year, month, day }) => {
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u32::from(month - 1) * 28
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+ u32::from(day - 1)
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+ if is_leap_year(year) && month > 6 {
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1
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} else {
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0
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}
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}
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}
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}
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pub fn week_ordinal(&self) -> u32 {
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self.week_ordinal0() + 1
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}
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pub fn week_ordinal0(&self) -> u32 {
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match *self {
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IFC::LeapDay(_) => 0,
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IFC::YearDay(_) => 0,
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IFC::Day(Day { month, day, .. }) => u32::from(month - 1) * 4 + (u32::from(day - 1) / 7),
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}
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}
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}
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#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
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pub struct Day {
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pub year: i32,
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pub month: u8,
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pub day: u8,
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}
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impl From<chrono::NaiveDate> for IFC {
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fn from(date: chrono::NaiveDate) -> Self {
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if date.month() == 12 && date.day() == 31 {
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Self::YearDay(date.year())
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} else if is_leap_year(date.year()) && date.month() == 6 && date.day() == 17 {
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Self::LeapDay(date.year())
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} else {
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let mut days = date.ordinal();
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if is_leap_year(date.year())
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&& date > NaiveDate::from_ymd_opt(date.year(), 6, 17).unwrap()
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{
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days -= 1;
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}
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let mut month: u8 = (days / 28).try_into().unwrap();
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let mut day: u8 = (days % 28).try_into().unwrap();
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if day == 0 {
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month -= 1;
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day = 28;
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}
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Self::Day(Day {
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year: date.year(),
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month: month + 1,
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day,
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})
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}
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}
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}
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impl From<IFC> for chrono::NaiveDate {
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fn from(ifc: IFC) -> Self {
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Self::from_ymd_opt(ifc.year(), 1, 1).unwrap()
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+ chrono::naive::Days::new(ifc.day_ordinal0().into())
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use chrono::NaiveDate;
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#[test]
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fn creates_a_day() {
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assert_eq!(IFC::leap_day(12020), Ok(IFC::LeapDay(12020)));
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assert_eq!(IFC::year_day(12020), IFC::YearDay(12020));
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assert_eq!(
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IFC::ymd(12022, 13, 28),
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Ok(IFC::Day(Day {
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year: 12022,
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month: 13,
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day: 28
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}))
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);
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}
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#[test]
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fn rejects_invalid_dates() {
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assert_eq!(IFC::leap_day(12022), Err(Error::InvalidDate));
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assert_eq!(IFC::ymd(12022, 13, 0), Err(Error::InvalidDate));
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assert_eq!(IFC::ymd(12022, 14, 1), Err(Error::InvalidDate));
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}
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#[test]
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fn it_expresses_day_of_week() {
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assert_eq!(IFC::leap_day(12020).unwrap().weekday(), DayOfWeek::LeapDay);
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assert_eq!(IFC::year_day(12022).weekday(), DayOfWeek::YearDay);
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assert_eq!(IFC::ymd(12022, 1, 1).unwrap().weekday(), DayOfWeek::Sunday);
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assert_eq!(IFC::ymd(12022, 1, 2).unwrap().weekday(), DayOfWeek::Monday);
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assert_eq!(IFC::ymd(12022, 1, 3).unwrap().weekday(), DayOfWeek::Tuesday);
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assert_eq!(
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IFC::ymd(12022, 1, 4).unwrap().weekday(),
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DayOfWeek::Wednesday
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);
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assert_eq!(
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IFC::ymd(12022, 1, 5).unwrap().weekday(),
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DayOfWeek::Thursday
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);
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assert_eq!(IFC::ymd(12022, 1, 6).unwrap().weekday(), DayOfWeek::Friday);
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assert_eq!(
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IFC::ymd(12022, 1, 7).unwrap().weekday(),
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DayOfWeek::Saturday
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);
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assert_eq!(IFC::ymd(12022, 1, 8).unwrap().weekday(), DayOfWeek::Sunday);
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}
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#[test]
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fn it_expresses_month() {
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assert_eq!(IFC::ymd(12022, 1, 4).unwrap().month(), Month::January);
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assert_eq!(IFC::ymd(12022, 12, 1).unwrap().month(), Month::November);
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assert_eq!(IFC::leap_day(12020).unwrap().month(), Month::June);
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assert_eq!(IFC::year_day(12020).month(), Month::December);
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}
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#[test]
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fn it_reports_ordinal_days() {
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assert_eq!(IFC::ymd(12022, 1, 1).unwrap().day_ordinal(), 1);
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assert_eq!(IFC::ymd(12022, 1, 1).unwrap().day_ordinal0(), 0);
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assert_eq!(IFC::ymd(12022, 1, 28).unwrap().day_ordinal(), 28);
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assert_eq!(IFC::ymd(12022, 1, 28).unwrap().day_ordinal0(), 27);
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assert_eq!(IFC::ymd(12022, 2, 1).unwrap().day_ordinal(), 29);
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assert_eq!(IFC::ymd(12022, 2, 1).unwrap().day_ordinal0(), 28);
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assert_eq!(IFC::ymd(12022, 3, 1).unwrap().day_ordinal(), 57);
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assert_eq!(IFC::ymd(12022, 3, 1).unwrap().day_ordinal0(), 56);
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assert_eq!(IFC::ymd(12022, 4, 1).unwrap().day_ordinal(), 85);
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assert_eq!(IFC::ymd(12022, 4, 1).unwrap().day_ordinal0(), 84);
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assert_eq!(IFC::ymd(12022, 5, 1).unwrap().day_ordinal(), 113);
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assert_eq!(IFC::ymd(12022, 5, 1).unwrap().day_ordinal0(), 112);
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assert_eq!(IFC::ymd(12022, 6, 1).unwrap().day_ordinal(), 141);
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assert_eq!(IFC::ymd(12022, 6, 1).unwrap().day_ordinal0(), 140);
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assert_eq!(IFC::ymd(12022, 7, 1).unwrap().day_ordinal(), 169);
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assert_eq!(IFC::ymd(12022, 7, 1).unwrap().day_ordinal0(), 168);
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assert_eq!(IFC::ymd(12022, 8, 1).unwrap().day_ordinal(), 197);
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assert_eq!(IFC::ymd(12022, 8, 1).unwrap().day_ordinal0(), 196);
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assert_eq!(IFC::ymd(12022, 9, 1).unwrap().day_ordinal(), 225);
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assert_eq!(IFC::ymd(12022, 9, 1).unwrap().day_ordinal0(), 224);
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assert_eq!(IFC::ymd(12022, 10, 1).unwrap().day_ordinal(), 253);
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assert_eq!(IFC::ymd(12022, 10, 1).unwrap().day_ordinal0(), 252);
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assert_eq!(IFC::ymd(12022, 11, 1).unwrap().day_ordinal(), 281);
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assert_eq!(IFC::ymd(12022, 11, 1).unwrap().day_ordinal0(), 280);
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assert_eq!(IFC::ymd(12022, 12, 1).unwrap().day_ordinal(), 309);
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assert_eq!(IFC::ymd(12022, 12, 1).unwrap().day_ordinal0(), 308);
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assert_eq!(IFC::ymd(12022, 13, 1).unwrap().day_ordinal(), 337);
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assert_eq!(IFC::ymd(12022, 13, 1).unwrap().day_ordinal0(), 336);
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assert_eq!(IFC::ymd(12022, 13, 28).unwrap().day_ordinal(), 364);
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assert_eq!(IFC::ymd(12022, 13, 28).unwrap().day_ordinal0(), 363);
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assert_eq!(IFC::year_day(12022).day_ordinal(), 365);
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}
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#[test]
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fn it_reports_ordinal_days_on_leap_year() {
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assert_eq!(IFC::ymd(12020, 1, 1).unwrap().day_ordinal(), 1);
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assert_eq!(IFC::ymd(12020, 1, 1).unwrap().day_ordinal0(), 0);
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assert_eq!(IFC::ymd(12020, 1, 28).unwrap().day_ordinal(), 28);
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assert_eq!(IFC::ymd(12020, 1, 28).unwrap().day_ordinal0(), 27);
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assert_eq!(IFC::ymd(12020, 2, 1).unwrap().day_ordinal(), 29);
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assert_eq!(IFC::ymd(12020, 2, 1).unwrap().day_ordinal0(), 28);
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assert_eq!(IFC::ymd(12020, 3, 1).unwrap().day_ordinal(), 57);
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assert_eq!(IFC::ymd(12020, 3, 1).unwrap().day_ordinal0(), 56);
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assert_eq!(IFC::ymd(12020, 4, 1).unwrap().day_ordinal(), 85);
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assert_eq!(IFC::ymd(12020, 4, 1).unwrap().day_ordinal0(), 84);
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assert_eq!(IFC::ymd(12020, 5, 1).unwrap().day_ordinal(), 113);
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assert_eq!(IFC::ymd(12020, 5, 1).unwrap().day_ordinal0(), 112);
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assert_eq!(IFC::ymd(12020, 6, 1).unwrap().day_ordinal(), 141);
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assert_eq!(IFC::ymd(12020, 6, 1).unwrap().day_ordinal0(), 140);
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assert_eq!(IFC::leap_day(12020).unwrap().day_ordinal(), 169);
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assert_eq!(IFC::leap_day(12020).unwrap().day_ordinal0(), 168);
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assert_eq!(IFC::ymd(12020, 7, 1).unwrap().day_ordinal(), 170);
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assert_eq!(IFC::ymd(12020, 7, 1).unwrap().day_ordinal0(), 169);
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assert_eq!(IFC::ymd(12020, 8, 1).unwrap().day_ordinal(), 198);
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assert_eq!(IFC::ymd(12020, 8, 1).unwrap().day_ordinal0(), 197);
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assert_eq!(IFC::ymd(12020, 9, 1).unwrap().day_ordinal(), 226);
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assert_eq!(IFC::ymd(12020, 9, 1).unwrap().day_ordinal0(), 225);
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assert_eq!(IFC::ymd(12020, 10, 1).unwrap().day_ordinal(), 254);
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assert_eq!(IFC::ymd(12020, 10, 1).unwrap().day_ordinal0(), 253);
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assert_eq!(IFC::ymd(12020, 11, 1).unwrap().day_ordinal(), 282);
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assert_eq!(IFC::ymd(12020, 11, 1).unwrap().day_ordinal0(), 281);
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assert_eq!(IFC::ymd(12020, 12, 1).unwrap().day_ordinal(), 310);
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assert_eq!(IFC::ymd(12020, 12, 1).unwrap().day_ordinal0(), 309);
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assert_eq!(IFC::ymd(12020, 13, 1).unwrap().day_ordinal(), 338);
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assert_eq!(IFC::ymd(12020, 13, 1).unwrap().day_ordinal0(), 337);
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assert_eq!(IFC::ymd(12020, 13, 28).unwrap().day_ordinal(), 365);
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assert_eq!(IFC::ymd(12020, 13, 28).unwrap().day_ordinal0(), 364);
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assert_eq!(IFC::year_day(12020).day_ordinal(), 366);
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}
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#[test]
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fn it_reports_ordinal_weeks() {
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assert_eq!(IFC::ymd(12022, 1, 1).unwrap().week_ordinal(), 1);
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assert_eq!(IFC::ymd(12022, 1, 1).unwrap().week_ordinal0(), 0);
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assert_eq!(IFC::ymd(12022, 1, 4).unwrap().week_ordinal(), 1);
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assert_eq!(IFC::ymd(12022, 1, 4).unwrap().week_ordinal0(), 0);
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assert_eq!(IFC::ymd(12022, 1, 7).unwrap().week_ordinal(), 1);
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assert_eq!(IFC::ymd(12022, 1, 7).unwrap().week_ordinal0(), 0);
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assert_eq!(IFC::ymd(12022, 1, 8).unwrap().week_ordinal(), 2);
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assert_eq!(IFC::ymd(12022, 1, 8).unwrap().week_ordinal0(), 1);
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assert_eq!(IFC::ymd(12022, 2, 1).unwrap().week_ordinal(), 5);
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assert_eq!(IFC::ymd(12022, 2, 1).unwrap().week_ordinal0(), 4);
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assert_eq!(IFC::ymd(12022, 13, 28).unwrap().week_ordinal(), 52);
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assert_eq!(IFC::ymd(12022, 13, 28).unwrap().week_ordinal0(), 51);
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}
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#[test]
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fn it_converts_from_gregorian() {
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assert_eq!(
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IFC::from(NaiveDate::from_ymd_opt(12022, 1, 1).unwrap()),
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IFC::ymd(12022, 1, 1).unwrap()
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);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 1, 2).unwrap()),
|
|
IFC::ymd(12022, 1, 2).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 1, 3).unwrap()),
|
|
IFC::ymd(12022, 1, 3).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(chrono::NaiveDate::from_ymd_opt(2023, 01, 26).unwrap()),
|
|
IFC::ymd(2023, 1, 26).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(chrono::NaiveDate::from_ymd_opt(2023, 01, 27).unwrap()),
|
|
IFC::ymd(2023, 1, 27).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(chrono::NaiveDate::from_ymd_opt(2023, 01, 28).unwrap()),
|
|
IFC::ymd(2023, 1, 28).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 1, 29).unwrap()),
|
|
IFC::ymd(12022, 2, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 1, 30).unwrap()),
|
|
IFC::ymd(12022, 2, 2).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 2, 26).unwrap()),
|
|
IFC::ymd(12022, 3, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 3, 26).unwrap()),
|
|
IFC::ymd(12022, 4, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 4, 23).unwrap()),
|
|
IFC::ymd(12022, 5, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 5, 21).unwrap()),
|
|
IFC::ymd(12022, 6, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 6, 18).unwrap()),
|
|
IFC::ymd(12022, 7, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 7, 16).unwrap()),
|
|
IFC::ymd(12022, 8, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 8, 13).unwrap()),
|
|
IFC::ymd(12022, 9, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(chrono::NaiveDate::from_ymd_opt(2023, 08, 12).unwrap()),
|
|
IFC::ymd(2023, 8, 28).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 9, 10).unwrap()),
|
|
IFC::ymd(12022, 10, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 10, 8).unwrap()),
|
|
IFC::ymd(12022, 11, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 11, 5).unwrap()),
|
|
IFC::ymd(12022, 12, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 12, 3).unwrap()),
|
|
IFC::ymd(12022, 13, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12022, 12, 31).unwrap()),
|
|
IFC::YearDay(12022)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_converts_from_gregorian_on_leap_year() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 1, 1).unwrap()),
|
|
IFC::ymd(12020, 1, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 1, 29).unwrap()),
|
|
IFC::ymd(12020, 2, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 2, 26).unwrap()),
|
|
IFC::ymd(12020, 3, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 2, 28).unwrap()),
|
|
IFC::ymd(12020, 3, 3).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 2, 29).unwrap()),
|
|
IFC::ymd(12020, 3, 4).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 3, 1).unwrap()),
|
|
IFC::ymd(12020, 3, 5).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 3, 25).unwrap()),
|
|
IFC::ymd(12020, 4, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 4, 22).unwrap()),
|
|
IFC::ymd(12020, 5, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 5, 20).unwrap()),
|
|
IFC::ymd(12020, 6, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 6, 17).unwrap()),
|
|
IFC::LeapDay(12020)
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 6, 18).unwrap()),
|
|
IFC::ymd(12020, 7, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 7, 16).unwrap()),
|
|
IFC::ymd(12020, 8, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 8, 13).unwrap()),
|
|
IFC::ymd(12020, 9, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 9, 10).unwrap()),
|
|
IFC::ymd(12020, 10, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 10, 8).unwrap()),
|
|
IFC::ymd(12020, 11, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 11, 5).unwrap()),
|
|
IFC::ymd(12020, 12, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 12, 3).unwrap()),
|
|
IFC::ymd(12020, 13, 1).unwrap()
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd_opt(12020, 12, 31).unwrap()),
|
|
IFC::YearDay(12020)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_converts_to_gregorian() {
|
|
assert_eq!(
|
|
NaiveDate::from(IFC::ymd(12020, 1, 1).unwrap()),
|
|
NaiveDate::from_ymd_opt(12020, 1, 1).unwrap()
|
|
);
|
|
|
|
assert_eq!(
|
|
NaiveDate::from(IFC::leap_day(12020).unwrap()),
|
|
NaiveDate::from_ymd_opt(12020, 6, 17).unwrap()
|
|
);
|
|
|
|
assert_eq!(
|
|
NaiveDate::from(IFC::ymd(12020, 3, 4).unwrap()),
|
|
NaiveDate::from_ymd_opt(12020, 2, 29).unwrap()
|
|
);
|
|
|
|
assert_eq!(
|
|
NaiveDate::from(IFC::year_day(12020)),
|
|
NaiveDate::from_ymd_opt(12020, 12, 31).unwrap()
|
|
);
|
|
}
|
|
|
|
/*
|
|
#[test]
|
|
fn check_start_of_month() {
|
|
assert_eq!(
|
|
IFC::ymd(12019, 1, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 0,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 2, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 28,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 3, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 56,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 4, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 84,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 5, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 112,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 6, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 140,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 7, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 168,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 8, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 196,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 9, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 224,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 10, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 252,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 11, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 280,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 12, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 308,
|
|
leap_year: false
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12019, 13, 1),
|
|
IFC {
|
|
year: 12019,
|
|
ordinal: 336,
|
|
leap_year: false
|
|
}
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn report_leap_day() {}
|
|
|
|
#[test]
|
|
fn check_start_of_month_leap_year() {
|
|
assert_eq!(
|
|
IFC::ymd(12020, 1, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 0,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 2, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 28,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 3, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 56,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 4, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 84,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 5, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 112,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 6, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 140,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 6, 29),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 168,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 7, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 169,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 8, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 197,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 9, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 225,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 10, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 253,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 11, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 281,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 12, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 309,
|
|
leap_year: true
|
|
}
|
|
);
|
|
assert_eq!(
|
|
IFC::ymd(12020, 13, 1),
|
|
IFC {
|
|
year: 12020,
|
|
ordinal: 337,
|
|
leap_year: true
|
|
}
|
|
);
|
|
}
|
|
#[test]
|
|
fn it_matches_january_1() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2019, 1, 1)),
|
|
IFC::ymd(12019, 1, 1)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_matches_february_1() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2019, 1, 29)),
|
|
IFC::ymd(12019, 2, 1)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_matches_sol_1() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2019, 6, 18)),
|
|
IFC::ymd(12019, 7, 1)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_matches_year_day() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2019, 12, 31)),
|
|
IFC::ymd(12019, 13, 29)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_matches_leap_day() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2019, 6, 18)),
|
|
IFC::ymd(12019, 7, 1),
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2020, 6, 17)),
|
|
IFC::ymd(12020, 6, 29),
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2020, 6, 18)),
|
|
IFC::ymd(12020, 7, 1),
|
|
);
|
|
assert_ne!(IFC::ymd(12020, 6, 29), IFC::ymd(12020, 7, 1));
|
|
}
|
|
|
|
#[test]
|
|
fn it_handles_gregorian_leap_day() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2019, 3, 1)),
|
|
IFC::ymd(12019, 3, 4)
|
|
);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2020, 2, 29)),
|
|
IFC::ymd(12020, 3, 4)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_handles_days_between_leap_days() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2020, 4, 8)),
|
|
IFC::ymd(12020, 4, 15),
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_handles_days_after_ifc_leap_day() {
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2020, 10, 8)),
|
|
IFC::ymd(12020, 11, 1),
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_matches_year_day_in_leap_year() {
|
|
assert_eq!(NaiveDate::from_ymd(2020, 12, 31).ordinal(), 366);
|
|
assert_eq!(
|
|
IFC::from(NaiveDate::from_ymd(2020, 12, 31)),
|
|
IFC::ymd(12020, 13, 29)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn it_reports_correct_month() {
|
|
assert_eq!(IFC::ymd(12019, 1, 1).month(), 1);
|
|
assert_eq!(IFC::ymd(12019, 1, 1).month0(), 0);
|
|
|
|
assert_eq!(IFC::ymd(12020, 6, 28).month(), 6);
|
|
assert_eq!(IFC::ymd(12020, 6, 28).month0(), 5);
|
|
|
|
assert_eq!(IFC::ymd(12020, 7, 1).month(), 7);
|
|
assert_eq!(IFC::ymd(12020, 7, 1).month0(), 6);
|
|
|
|
assert_eq!(IFC::ymd(12019, 13, 1).month(), 13);
|
|
assert_eq!(IFC::ymd(12019, 13, 1).month0(), 12);
|
|
}
|
|
|
|
#[test]
|
|
fn it_reports_correct_day() {
|
|
assert_eq!(IFC::ymd(12019, 1, 1).day(), 1);
|
|
assert_eq!(IFC::ymd(12019, 1, 1).day0(), 0);
|
|
|
|
assert_eq!(IFC::ymd(12020, 3, 1).day(), 1);
|
|
assert_eq!(IFC::ymd(12020, 3, 1).day0(), 0);
|
|
|
|
assert_eq!(IFC::ymd(12020, 6, 28).day(), 28);
|
|
assert_eq!(IFC::ymd(12020, 6, 28).day0(), 27);
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|
|
|
assert_eq!(IFC::ymd(12020, 7, 1).day(), 1);
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|
assert_eq!(IFC::ymd(12020, 7, 1).day0(), 0);
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|
|
|
assert_eq!(IFC::ymd(12019, 13, 1).day(), 1);
|
|
assert_eq!(IFC::ymd(12019, 13, 1).day0(), 0);
|
|
|
|
assert_eq!(IFC::ymd(12019, 13, 29).day(), 29);
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|
assert_eq!(IFC::ymd(12019, 13, 29).day0(), 28);
|
|
}
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|
|
|
#[test]
|
|
fn it_reports_correct_month_in_leap_year() {
|
|
assert_eq!(IFC::ymd(12020, 1, 1).month(), 1);
|
|
assert_eq!(IFC::ymd(12020, 1, 1).month0(), 0);
|
|
|
|
assert_eq!(IFC::ymd(12020, 3, 1).month(), 3);
|
|
assert_eq!(IFC::ymd(12020, 3, 1).month0(), 2);
|
|
|
|
assert_eq!(IFC::ymd(12020, 6, 29).month(), 6);
|
|
assert_eq!(IFC::ymd(12020, 6, 29).month0(), 5);
|
|
|
|
assert_eq!(IFC::ymd(12020, 7, 1).month(), 7);
|
|
assert_eq!(IFC::ymd(12020, 7, 1).month0(), 6);
|
|
}
|
|
|
|
#[test]
|
|
fn it_reports_correct_day_in_leap_year() {
|
|
assert_eq!(IFC::ymd(12019, 1, 1).day(), 1);
|
|
assert_eq!(IFC::ymd(12019, 1, 1).day0(), 0);
|
|
|
|
assert_eq!(IFC::ymd(12020, 6, 28).day(), 28);
|
|
assert_eq!(IFC::ymd(12020, 6, 28).day0(), 27);
|
|
|
|
assert_eq!(IFC::ymd(12020, 6, 29).day(), 29);
|
|
assert_eq!(IFC::ymd(12020, 6, 29).day0(), 28);
|
|
|
|
assert_eq!(IFC::ymd(12020, 7, 1).day(), 1);
|
|
assert_eq!(IFC::ymd(12020, 7, 1).day0(), 0);
|
|
|
|
assert_eq!(IFC::ymd(12019, 13, 1).day(), 1);
|
|
assert_eq!(IFC::ymd(12019, 13, 1).day0(), 0);
|
|
|
|
assert_eq!(IFC::ymd(12019, 13, 29).day(), 29);
|
|
assert_eq!(IFC::ymd(12019, 13, 29).day0(), 28);
|
|
}
|
|
*/
|
|
|
|
/*
|
|
#[test]
|
|
fn it_reports_correct_day_of_week() {
|
|
assert_eq!(IFC::ymd(12019, 1, 1).weekday(), DayOfWeek::Sunday);
|
|
assert_eq!(IFC::ymd(12019, 6, 1).weekday(), DayOfWeek::Sunday);
|
|
assert_eq!(IFC::ymd(12019, 6, 28).weekday(), DayOfWeek::Saturday);
|
|
assert_eq!(IFC::ymd(12019, 7, 1).weekday(), DayOfWeek::Sunday);
|
|
assert_eq!(IFC::ymd(12019, 13, 28).weekday(), DayOfWeek::Saturday);
|
|
assert_eq!(IFC::ymd(12019, 13, 29).weekday(), DayOfWeek::Saturday);
|
|
|
|
assert_eq!(IFC::ymd(12020, 6, 28).weekday(), DayOfWeek::Saturday);
|
|
assert_eq!(IFC::ymd(12020, 6, 29).weekday(), DayOfWeek::Saturday);
|
|
assert_eq!(IFC::ymd(12020, 7, 1).weekday(), DayOfWeek::Sunday);
|
|
assert_eq!(IFC::ymd(12020, 13, 28).weekday(), DayOfWeek::Saturday);
|
|
assert_eq!(IFC::ymd(12020, 13, 29).weekday(), DayOfWeek::Saturday);
|
|
|
|
assert_eq!(IFC::ymd(12022, 13, 31)
|
|
}
|
|
*/
|
|
}
|