extern crate chrono; extern crate cron_schedule; #[cfg(test)] mod tests { use chrono::*; use cron_schedule::{Schedule, TimeUnitSpec}; use std::ops::Bound::{Excluded, Included}; use std::str::FromStr; #[test] fn test_readme() { let expression = "0 30 9,12,15 1,15 May-Aug Mon,Wed,Fri 2018/2"; let schedule = Schedule::from_str(expression).unwrap(); println!("README: Upcoming fire times for '{}':", expression); for datetime in schedule.upcoming().take(10) { println!("README: -> {} -- {:?}", datetime, schedule); } } #[test] fn test_anything_goes() { let expression = "* * * * * * *"; let schedule = Schedule::from_str(expression).unwrap(); println!("All stars: Upcoming fire times for '{}':", expression); for datetime in schedule.upcoming().take(10) { println!("All stars: -> {}", datetime); } } #[test] fn test_parse_with_year() { let expression = "1 2 3 4 5 6 2015"; assert!(Schedule::from_str(expression).is_ok()); } #[test] fn test_parse_with_seconds_list() { let expression = "1,30,40 2 3 4 5 Mon-Fri"; assert!(Schedule::from_str(expression).is_ok()); } #[test] fn test_parse_with_lists() { let expression = "1 2,17,51 1-3,6,9-11 4,29 2,3,7 Tues"; let schedule = Schedule::from_str(expression).unwrap(); let mut date = Utc::now().timestamp_nanos_opt().unwrap() as u64; println!("Fire times for {}:", expression); for _ in 0..20 { date = schedule.after(&date).next().expect("No further dates!"); println!("-> {}", date); } } #[test] fn test_upcoming_iterator() { let expression = "0 2,17,51 1-3,6,9-11 4,29 2,3,7 Wed"; let schedule = Schedule::from_str(expression).unwrap(); println!("Upcoming fire times for '{}':", expression); for datetime in schedule.upcoming().take(12) { println!("-> {}", datetime); } } #[test] fn test_parse_without_year() { let expression = "1 2 3 4 5 6"; assert!(Schedule::from_str(expression).is_ok()); } #[test] fn test_parse_too_many_fields() { let expression = "1 2 3 4 5 6 7 8 9 2019"; assert!(Schedule::from_str(expression).is_err()); } #[test] fn test_not_enough_fields() { let expression = "1 2 3 2019"; assert!(Schedule::from_str(expression).is_err()); } #[test] fn test_next_utc() { let expression = "1 2 3 4 10 Fri"; let schedule = Schedule::from_str(expression).unwrap(); let next = schedule .upcoming() .next() .expect("There was no upcoming fire time."); println!("Next fire time: {}", next); } #[test] fn test_yearly() { let expression = "@yearly"; let schedule = Schedule::from_str(expression).expect("Failed to parse @yearly."); let starting_date = Utc .with_ymd_and_hms(2017, 6, 15, 14, 29, 36) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let mut events = schedule.after(&starting_date); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2019, 1, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2020, 1, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); } #[test] fn test_monthly() { let expression = "@monthly"; let schedule = Schedule::from_str(expression).expect("Failed to parse @monthly."); let starting_date = Utc .with_ymd_and_hms(2017, 10, 15, 14, 29, 36) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let mut events = schedule.after(&starting_date); assert_eq!( Utc.with_ymd_and_hms(2017, 11, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2017, 12, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); } #[test] fn test_weekly() { let expression = "@weekly"; let schedule = Schedule::from_str(expression).expect("Failed to parse @weekly."); let starting_date = Utc .with_ymd_and_hms(2016, 12, 23, 14, 29, 36) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let mut events = schedule.after(&starting_date); assert_eq!( Utc.with_ymd_and_hms(2016, 12, 25, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2017, 1, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2017, 1, 8, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); } #[test] fn test_daily() { let expression = "@daily"; let schedule = Schedule::from_str(expression).expect("Failed to parse @daily."); let starting_date = Utc .with_ymd_and_hms(2016, 12, 29, 14, 29, 36) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let mut events = schedule.after(&starting_date); assert_eq!( Utc.with_ymd_and_hms(2016, 12, 30, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2016, 12, 31, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2017, 1, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); } #[test] fn test_hourly() { let expression = "@hourly"; let schedule = Schedule::from_str(expression).expect("Failed to parse @hourly."); let starting_date = Utc .with_ymd_and_hms(2017, 2, 25, 22, 29, 36) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let mut events = schedule.after(&starting_date); assert_eq!( Utc.with_ymd_and_hms(2017, 2, 25, 23, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2017, 2, 26, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2017, 2, 26, 1, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); } #[test] fn test_step_schedule() { let expression = "0/20 0/5 0 1 1 * *"; let schedule = Schedule::from_str(expression).expect("Failed to parse expression."); let starting_date = Utc .with_ymd_and_hms(2017, 6, 15, 14, 29, 36) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let mut events = schedule.after(&starting_date); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 0, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 0, 20) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 0, 40) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 5, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 5, 20) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 5, 40) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 10, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 10, 20) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); assert_eq!( Utc.with_ymd_and_hms(2018, 1, 1, 0, 10, 40) .unwrap() .timestamp_nanos_opt() .unwrap() as u64, events.next().unwrap() ); } #[test] fn test_time_unit_spec_years() { let expression = "* * * * * * 2015-2044"; let schedule = Schedule::from_str(expression).expect("Failed to parse expression."); // Membership assert!(schedule.years().includes(2031)); assert!(!schedule.years().includes(1969)); // Number of years specified assert_eq!(30, schedule.years().count()); // Iterator let mut years_iter = schedule.years().iter(); assert_eq!(Some(2015), years_iter.next()); assert_eq!(Some(2016), years_iter.next()); // ... // Range Iterator let mut five_year_plan = schedule.years().range((Included(2017), Excluded(2017 + 5))); assert_eq!(Some(2017), five_year_plan.next()); assert_eq!(Some(2018), five_year_plan.next()); assert_eq!(Some(2019), five_year_plan.next()); assert_eq!(Some(2020), five_year_plan.next()); assert_eq!(Some(2021), five_year_plan.next()); assert_eq!(None, five_year_plan.next()); } #[test] fn test_time_unit_spec_months() { let expression = "* * * * 5-8 * *"; let schedule = Schedule::from_str(expression).expect("Failed to parse expression."); // Membership assert!(!schedule.months().includes(4)); assert!(schedule.months().includes(6)); // Iterator let mut summer = schedule.months().iter(); assert_eq!(Some(5), summer.next()); assert_eq!(Some(6), summer.next()); assert_eq!(Some(7), summer.next()); assert_eq!(Some(8), summer.next()); assert_eq!(None, summer.next()); // Number of months specified assert_eq!(4, schedule.months().count()); // Range Iterator let mut first_half_of_summer = schedule.months().range((Included(1), Included(6))); assert_eq!(Some(5), first_half_of_summer.next()); assert_eq!(Some(6), first_half_of_summer.next()); assert_eq!(None, first_half_of_summer.next()); } #[test] fn test_time_unit_spec_days_of_month() { let expression = "* * * 1,15 * * *"; let schedule = Schedule::from_str(expression).expect("Failed to parse expression."); // Membership assert!(schedule.days_of_month().includes(1)); assert!(!schedule.days_of_month().includes(7)); // Iterator let mut paydays = schedule.days_of_month().iter(); assert_eq!(Some(1), paydays.next()); assert_eq!(Some(15), paydays.next()); assert_eq!(None, paydays.next()); // Number of years specified assert_eq!(2, schedule.days_of_month().count()); // Range Iterator let mut mid_month_paydays = schedule.days_of_month().range((Included(5), Included(25))); assert_eq!(Some(15), mid_month_paydays.next()); assert_eq!(None, mid_month_paydays.next()); } #[test] fn test_first_ordinals_not_in_set_1() { let schedule = "0 0/10 * * * * *".parse::().unwrap(); let start_time_1 = NaiveDate::from_ymd_opt(2017, 10, 24) .unwrap() .and_hms_opt(0, 0, 59) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let start_time_1 = &start_time_1; let next_time_1 = schedule.after(start_time_1).next().unwrap(); let start_time_2 = NaiveDate::from_ymd_opt(2017, 10, 24) .unwrap() .and_hms_opt(0, 1, 0) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let start_time_2 = &start_time_2; let next_time_2 = schedule.after(start_time_2).next().unwrap(); assert_eq!(next_time_1, next_time_2); } #[test] fn test_first_ordinals_not_in_set_2() { let schedule_1 = "00 00 23 * * * *".parse::().unwrap(); let start_time = NaiveDate::from_ymd_opt(2018, 11, 15) .unwrap() .and_hms_opt(22, 30, 00) .unwrap() .timestamp_nanos_opt() .unwrap() as u64; let start_time = &start_time; let next_time_1 = schedule_1.after(start_time).next().unwrap(); let schedule_2 = "00 00 * * * * *".parse::().unwrap(); let next_time_2 = schedule_2.after(start_time).next().unwrap(); assert_eq!(next_time_1, next_time_2); } #[test] fn test_is_all() { let schedule = Schedule::from_str("0-59 * 0-23 ?/2 1,2-4 ? *").unwrap(); assert!(schedule.years().is_all()); assert!(!schedule.days_of_month().is_all()); assert!(schedule.days_of_week().is_all()); assert!(!schedule.months().is_all()); assert!(schedule.hours().is_all()); assert!(schedule.minutes().is_all()); assert!(schedule.seconds().is_all()); } }