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parser_test.go
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package dateparser_test
import (
"fmt"
"testing"
"time"
dps "github.com/markusmobius/go-dateparser"
"github.com/markusmobius/go-dateparser/date"
"github.com/stretchr/testify/assert"
)
func TestParser_Parse(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
ExpectedTime time.Time
}
tests := []testScenario{
// === ABSOLUTE PARSER ===
// English dates
{"[Sept] 04, 2014.", tt(2014, 9, 4)},
{"Tuesday Jul 22, 2014", tt(2014, 7, 22)},
{"Tues 9th Aug, 2015", tt(2015, 8, 9)},
{"10:04am", tt(2012, 11, 13, 10, 4)},
{"Friday", tt(2012, 11, 9)},
{"November 19, 2014 at noon", tt(2014, 11, 19, 12, 0)},
{"December 13, 2014 at midnight", tt(2014, 12, 13, 0, 0)},
{"Nov 25 2014 10:17 pm", tt(2014, 11, 25, 22, 17)},
{"Wed Aug 05 12:00:00 2015", tt(2015, 8, 5, 12, 0)},
{"April 9, 2013 at 6:11 a.m.", tt(2013, 4, 9, 6, 11)},
{"Aug. 9, 2012 at 2:57 p.m.", tt(2012, 8, 9, 14, 57)},
{"December 10, 2014, 11:02:21 pm", tt(2014, 12, 10, 23, 2, 21)},
{"8:25 a.m. Dec. 12, 2014", tt(2014, 12, 12, 8, 25)},
{"2:21 p.m., December 11, 2014", tt(2014, 12, 11, 14, 21)},
{"Fri, 12 Dec 2014 10:55:50", tt(2014, 12, 12, 10, 55, 50)},
{"20 Mar 2013 10h11", tt(2013, 3, 20, 10, 11)},
{"10:06am Dec 11, 2014", tt(2014, 12, 11, 10, 6)},
{"19 February 2013 year 09:10", tt(2013, 2, 19, 9, 10)},
{"21 January 2012 13:11:23.678", tt(2012, 1, 21, 13, 11, 23, 678000)},
{"1/1/16 9:02:43.1", tt(2016, 1, 1, 9, 2, 43, 100000)},
{"29.02.2020 13.12", tt(2020, 2, 29, 13, 12)},
{"26. 10.21", tt(2021, 10, 26, 0, 0)},
{"26. 10.21 14.12", tt(2021, 10, 26, 14, 12)},
{"26 . 10.21", tt(2021, 10, 26, 0, 0)},
{"30 . 09 . 22 12.12", tt(2022, 9, 30, 12, 12)},
{"1 a.m 20.07.2021", tt(2021, 7, 20, 1, 0)},
{"Wednesday, 22nd June, 2016, 12.16 pm.", tt(2016, 6, 22, 12, 16)},
{"16:00", tt(2012, 11, 13, 16, 0)},
{"Monday 7:15 AM", tt(2012, 11, 12, 7, 15)},
// French dates
{"11 Mai 2014", tt(2014, 5, 11)},
{"11 sept. 2014", tt(2014, 9, 11)},
{"dimanche, 11 Mai 2014", tt(2014, 5, 11)},
{"22 janvier 2015 à 14h40", tt(2015, 1, 22, 14, 40)},
{"Dimanche 1er Février à 21:24", tt(2012, 2, 1, 21, 24)},
{"vendredi, décembre 5 2014.", tt(2014, 12, 5, 0, 0)},
{"le 08 Déc 2014 15:11", tt(2014, 12, 8, 15, 11)},
{"Le 11 Décembre 2014 à 09:00", tt(2014, 12, 11, 9, 0)},
{"fév 15, 2013", tt(2013, 2, 15, 0, 0)},
{"Jeu 15:12", tt(2012, 11, 8, 15, 12)},
// Spanish dates
{"Martes 21 de Octubre de 2014", tt(2014, 10, 21)},
{"Miércoles 20 de Noviembre de 2013", tt(2013, 11, 20)},
{"12 de junio del 2012", tt(2012, 6, 12)},
{"13 Ago, 2014", tt(2014, 8, 13)},
{"13 Septiembre, 2014", tt(2014, 9, 13)},
{"11 Marzo, 2014", tt(2014, 3, 11)},
{"julio 5, 2015 en 1:04 pm", tt(2015, 7, 5, 13, 4)},
{"Vi 17:15", tt(2012, 11, 9, 17, 15)},
// Dutch dates
{"11 augustus 2014", tt(2014, 8, 11)},
{"14 januari 2014", tt(2014, 1, 14)},
{"vr jan 24, 2014 12:49", tt(2014, 1, 24, 12, 49)},
// Italian dates
{"16 giu 2014", tt(2014, 6, 16)},
{"26 gennaio 2014", tt(2014, 1, 26)},
{"Ven 18:23", tt(2012, 11, 9, 18, 23)},
// Portuguese dates
{"sexta-feira, 10 de junho de 2014 14:52", tt(2014, 6, 10, 14, 52)},
{"13 Setembro, 2014", tt(2014, 9, 13)},
{"Sab 3:03", tt(2012, 11, 10, 3, 3)},
// Russian dates
{"10 мая", tt(2012, 5, 10)}, // forum.codenet.ru
{"26 апреля", tt(2012, 4, 26)},
{"20 ноября 2013", tt(2013, 11, 20)},
{"28 октября 2014 в 07:54", tt(2014, 10, 28, 7, 54)},
{"13 января 2015 г. в 13:34", tt(2015, 1, 13, 13, 34)},
{"09 августа 2012", tt(2012, 8, 9, 0, 0)},
{"Авг 26, 2015 15:12", tt(2015, 8, 26, 15, 12)},
{"2 Декабрь 95 11:15", tt(1995, 12, 2, 11, 15)},
{"13 янв. 2005 19:13", tt(2005, 1, 13, 19, 13)},
{"13 авг. 2005 19:13", tt(2005, 8, 13, 19, 13)},
{"13 авг. 2005г. 19:13", tt(2005, 8, 13, 19, 13)},
{"13 авг. 2005 г. 19:13", tt(2005, 8, 13, 19, 13)},
{"21 сентября 2021г., вторник", tt(2021, 9, 21, 0, 0)},
{"Пнд, 07 янв. 2019 г. 12:15", tt(2019, 1, 7, 12, 15)},
{"Срд, 09 янв. 2019 г. 12:15", tt(2019, 1, 9, 12, 15)},
{"чтв, 1 сентября 2022 г. 09:00", tt(2022, 9, 1, 9, 00)},
{"Птн, 11 янв. 2019 г. 12:15", tt(2019, 1, 11, 12, 15)},
{"сбт, 1 окт. 2022 г. 10:22", tt(2022, 10, 1, 10, 22)},
{"вск, 2 окт. 2022 г. 11:17", tt(2022, 10, 2, 11, 17)},
// Turkish dates
{"11 Ağustos, 2014", tt(2014, 8, 11)},
{"08.Haziran.2014, 11:07", tt(2014, 6, 8, 11, 7)}, // forum.andronova.net
{"17.Şubat.2014, 17:51", tt(2014, 2, 17, 17, 51)},
{"14-Aralık-2012, 20:56", tt(2012, 12, 14, 20, 56)}, // forum.ceviz.net
// Romanian dates
{"13 iunie 2013", tt(2013, 6, 13)},
{"14 aprilie 2014", tt(2014, 4, 14)},
{"18 martie 2012", tt(2012, 3, 18)},
{"12-Iun-2013", tt(2013, 6, 12)},
// German dates
{"21. Dezember 2013", tt(2013, 12, 21)},
{"19. Februar 2012", tt(2012, 2, 19)},
{"26. Juli 2014", tt(2014, 7, 26)},
{"1. Sept 2000", tt(2000, 9, 1)},
{"18.10.14 um 22:56 Uhr", tt(2014, 10, 18, 22, 56)},
{"12-Mär-2014", tt(2014, 3, 12)},
{"Mit 13:14", tt(2012, 11, 7, 13, 14)},
{"23. März 18.37 Uhr", tt(2012, 3, 23, 18, 37)},
// Czech dates
{"pon 16. čer 2014 10:07:43", tt(2014, 6, 16, 10, 7, 43)},
{"13 Srpen, 2014", tt(2014, 8, 13)},
{"čtv 14. lis 2013 12:38:43", tt(2013, 11, 14, 12, 38, 43)},
{"14Unr'21", tt(2021, 2, 14)},
{"02Bre'21", tt(2021, 3, 2)},
// Thai dates
{"ธันวาคม 11, 2014, 08:55:08 PM", tt(2014, 12, 11, 20, 55, 8)},
{"22 พฤษภาคม 2012, 22:12", tt(2012, 5, 22, 22, 12)},
{"11 กุมภา 2020, 8:13 AM", tt(2020, 2, 11, 8, 13)},
{"1 เดือนตุลาคม 2005, 1:00 AM", tt(2005, 10, 1, 1, 0)},
{"11 ก.พ. 2020, 1:13 pm", tt(2020, 2, 11, 13, 13)},
// Vietnamese dates
{"Thứ năm", tt(2012, 11, 8)}, // Thursday
{"Thứ sáu", tt(2012, 11, 9)}, // Friday
{"Tháng Mười Hai 29, 2013, 14:14", tt(2013, 12, 29, 14, 14)}, // bpsosrcs.wordpress.com NOQA
{"05 Tháng một 2015 - 03:54 AM", tt(2015, 1, 5, 3, 54)},
// Belarusian dates
{"11 траўня", tt(2012, 5, 11)},
{"4 мая", tt(2012, 5, 4)},
{"Чацвер 06 жніўня 2015", tt(2015, 8, 6)},
{"Нд 14 сакавіка 2015 у 7 гадзін 10 хвілін", tt(2015, 3, 14, 7, 10)},
{"5 жніўня 2015 года у 13:34", tt(2015, 8, 5, 13, 34)},
// Ukrainian dates
{"2015-кві-12", tt(2015, 4, 12)},
{"2020-берез-11", tt(2020, 3, 11)},
{"21 чер 2013 3:13", tt(2013, 6, 21, 3, 13)},
{"17 верес 2015 6:17", tt(2015, 9, 17, 6, 17)},
{"12 лютого 2012, 13:12:23", tt(2012, 2, 12, 13, 12, 23)},
{"10 листоп 2017, 10:00:00", tt(2017, 11, 10, 10, 00, 00)},
{"вів о 14:04", tt(2012, 11, 13, 14, 4)},
// Tagalog dates
{"12 Hulyo 2003 13:01", tt(2003, 7, 12, 13, 1)},
{"1978, 1 Peb, 7:05 PM", tt(1978, 2, 1, 19, 5)},
{"2 hun", tt(2012, 6, 2)},
{"Lin 16:16", tt(2012, 11, 11, 16, 16)},
// Japanese dates
{"2016年3月20日(日) 21時40分", tt(2016, 3, 20, 21, 40)},
{"2016年3月20日 21時40分", tt(2016, 3, 20, 21, 40)},
// Numeric dates
{"06-17-2014", tt(2014, 6, 17)},
{"13/03/2014", tt(2014, 3, 13)},
{"11. 12. 2014, 08:45:39", tt(2014, 11, 12, 8, 45, 39)},
// Miscellaneous dates
{"1 Ni 2015", tt(2015, 4, 1, 0, 0)},
{"1 Mar 2015", tt(2015, 3, 1, 0, 0)},
{"1 сер 2015", tt(2015, 8, 1, 0, 0)},
// Chinese dates
{"2015年04月08日10:05", tt(2015, 4, 8, 10, 5)},
{"2012年12月20日10:35", tt(2012, 12, 20, 10, 35)},
{"2016年06月30日09时30分", tt(2016, 6, 30, 9, 30)},
{"2016年6月2911:30", tt(2016, 6, 29, 11, 30)},
{"2016年6月29", tt(2016, 6, 29, 0, 0)},
{"2016年 2月 5日", tt(2016, 2, 5, 0, 0)},
{"2016年9月14日晚8:00", tt(2016, 9, 14, 20, 0)},
// Bulgarian
{"25 ян 2016", tt(2016, 1, 25, 0, 0)},
{"23 декември 2013 15:10:01", tt(2013, 12, 23, 15, 10, 1)},
// Bangla dates
{"[সেপ্টেম্বর] 04, 2014.", tt(2014, 9, 4)},
{"মঙ্গলবার জুলাই 22, 2014", tt(2014, 7, 22)},
{"শুক্রবার", tt(2012, 11, 9)},
{"শুক্র, 12 ডিসেম্বর 2014 10:55:50", tt(2014, 12, 12, 10, 55, 50)},
{"1লা জানুয়ারী 2015", tt(2015, 1, 1)},
{"25শে মার্চ 1971", tt(1971, 3, 25)},
{"8ই মে 2002", tt(2002, 5, 8)},
{"10:06am ডিসেম্বর 11, 2014", tt(2014, 12, 11, 10, 6)},
{"19 ফেব্রুয়ারী 2013 সাল 09:10", tt(2013, 2, 19, 9, 10)},
// Hindi dates
{"11 जुलाई 1994, 11:12", tt(1994, 7, 11, 11, 12)},
{"१७ अक्टूबर २०१८", tt(2018, 10, 17, 0, 0)},
{"12 जनवरी 1997 11:08 अपराह्न", tt(1997, 1, 12, 23, 8)},
// Georgian dates
{"2011 წლის 17 მარტი, ოთხშაბათი", tt(2011, 3, 17, 0, 0)},
{"2015 წ. 12 ივნ, 15:34", tt(2015, 6, 12, 15, 34)},
// Finnish dates
{"5.7.2018 5.45 ip.", tt(2018, 7, 5, 17, 45)},
{"5 .7 .2018 5.45 ip.", tt(2018, 7, 5, 17, 45)},
// Croatian dates
{"06. travnja 2021.", tt(2021, 4, 6, 0, 0)},
{"13. svibanj 2022.", tt(2022, 5, 13, 0, 0)},
{"24.03.2019. u 22:22", tt(2019, 3, 24, 22, 22)},
{"20. studenoga 2010. @ 07:28", tt(2010, 11, 20, 7, 28)},
{"13. studenog 1989.", tt(1989, 11, 13, 0, 0)},
{"29.01.2008. 00:00", tt(2008, 1, 29, 0, 0)},
{"27. 05. 2022. u 14:34", tt(2022, 5, 27, 14, 34)},
{"28. u studenom 2017.", tt(2017, 11, 28, 0, 0)},
{"13. veljače 1999. u podne", tt(1999, 2, 13, 12, 0)},
{"27. siječnja 1994. u ponoć", tt(1994, 1, 27, 0, 0)},
// Others (from `test_clean_api.py`)
{"24 de Janeiro de 2014", tt(2014, 1, 24)},
{"2 de Enero de 2013", tt(2013, 1, 2)},
{"January 25, 2014", tt(2014, 1, 25)},
{"May 5, 2000 13:00", tt(2000, 5, 5, 13, 0)},
{"August 8, 2018 5 PM", tt(2018, 8, 8, 17, 0)},
{"February 26, 1981 5 am UTC", tt(1981, 2, 26, 5, 0)},
{"2014/11/17 14:56 EDT", tt(2014, 11, 17, 18, 56)},
{"08-08-2014\xa018:29", tt(2014, 8, 8, 18, 29)},
{"12 jan 1876", tt(1876, 1, 12)},
{"02/09/16", tt(2016, 2, 9)},
{"10 giu 2018", tt(2018, 6, 10)},
// === CONTAINS TIMEZONE ===
{"Sep 03 2014 | 4:32 pm EDT", tt(2014, 9, 3, 20, 32)},
{"17th October, 2034 @ 01:08 am PDT", tt(2034, 10, 17, 8, 8)},
{"15 May 2004 23:24 EDT", tt(2004, 5, 16, 3, 24)},
{"08/17/14 17:00 (PDT)", tt(2014, 8, 18, 0, 0)},
{"15 May 2004 16:10 -0400", tt(2004, 5, 15, 20, 10)},
{"1999-12-31 19:00:00 -0500", tt(2000, 1, 1)},
{"1999-12-31 19:00:00 +0500", tt(1999, 12, 31, 14, 0)},
{"Fri, 09 Sep 2005 13:51:39 -0700", tt(2005, 9, 9, 20, 51, 39)},
{"Fri, 09 Sep 2005 13:51:39 +0000", tt(2005, 9, 9, 13, 51, 39)},
{"Mon, 25 Jun 2018 10:37:47 +0530 ", tt(2018, 6, 25, 5, 7, 47)}, // trailing spaces
{"Fri Sep 23 2016 10:34:51 GMT+0800 (CST)", tt(2016, 9, 23, 2, 34, 51)},
// === NOSPACE PARSER ===
{"2016020417:10", tt(2016, 2, 4, 17, 10)},
// === ISO DATESTAMP ===
{"2015-05-02T10:20:19+0000", tt(2015, 5, 2, 10, 20, 19)},
// === TIMESTAMP ===
{"1484823450", tt(2017, 1, 19, 10, 57, 30)},
{"1436745600000", tt(2015, 7, 13, 0, 0)},
{"1015673450", tt(2002, 3, 9, 11, 30, 50)},
{"2016-09-23T02:54:32.845Z", tt(2016, 9, 23, 2, 54, 32, 845000)},
// === NEGATIVE TIMESTAMP ===
{"-1484823450", tt(1922, 12, 13, 13, 2, 30)},
{"-1436745600000", tt(1924, 6, 22, 0, 0)},
{"-1015673450000001", tt(1937, 10, 25, 12, 29, 10, 1)},
}
// Prepare config
cfg := dps.Configuration{CurrentTime: tt(2012, 11, 13)}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("\"%s\" => \"%s\"", test.Text,
test.ExpectedTime.Format("2006-01-02 15:04:05.999999"))
// Parse text
dt, _ := dps.Parse(&cfg, test.Text)
if passed := assertParseResult(t, dt, test.ExpectedTime, date.Day, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_withLanguage(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Language string
Text string
ExpectedTime time.Time
}
tests := []testScenario{
{"hr", "02/10/2016 u 17:20", tt(2016, 10, 2, 17, 20)},
{"de", "1. Sept 2000", tt(2000, 9, 1)},
}
// Prepare config
cfg := dps.Configuration{CurrentTime: tt(2012, 11, 13)}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare config
iCfg := cfg.Clone()
iCfg.Languages = []string{test.Language}
// Prepare log message
message := fmt.Sprintf("%s, \"%s\" => \"%s\"",
test.Language, test.Text,
test.ExpectedTime.Format("2006-01-02 15:04:05.999999"))
// Parse text
dt, _ := dps.Parse(iCfg, test.Text)
if passed := assertParseResult(t, dt, test.ExpectedTime, date.Day, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_hasPreferredDateSource(t *testing.T) {
// Prepare scenarios
type testScenario struct {
DateSource dps.PreferredDateSource
Text string
ExpectedTime time.Time
BaseTime time.Time
}
ts := func(ds dps.PreferredDateSource, text string, eTime time.Time, bTime ...time.Time) testScenario {
var baseTime time.Time
if len(bTime) == 0 {
baseTime = tt(2015, 2, 15, 15, 30)
} else {
baseTime = bTime[0]
}
return testScenario{ds, text, eTime, baseTime}
}
past := dps.Past
future := dps.Future
current := dps.CurrentPeriod
tests := []testScenario{
// Prefer past dates
ts(past, "10 December", tt(2014, 12, 10)),
ts(past, "March", tt(2014, 3, 15)),
ts(past, "Friday", tt(2015, 2, 13)),
ts(past, "Monday", tt(2015, 2, 9)),
ts(past, "Mon", tt(2015, 2, 9)),
ts(past, "Sunday", tt(2015, 2, 8)), // current day
ts(past, "10:00PM", tt(2015, 2, 14, 22, 0)),
ts(past, "16:10", tt(2015, 2, 14, 16, 10)),
ts(past, "14:05", tt(2015, 2, 15, 14, 5)),
ts(past, "15 february 15:00", tt(2015, 2, 15, 15, 0)),
ts(past, "3/3/50", tt(1950, 3, 3)),
ts(past, "3/3/94", tt(1994, 3, 3)),
// Prefer future dates
ts(future, "10 December", tt(2015, 12, 10)),
ts(future, "March", tt(2015, 3, 15)),
ts(future, "Friday", tt(2015, 2, 20)),
ts(future, "Sunday", tt(2015, 2, 22)), // current day
ts(future, "Monday", tt(2015, 2, 16)),
ts(future, "Mon", tt(2015, 2, 16)),
ts(future, "10:00PM", tt(2015, 2, 15, 22, 0)),
ts(future, "16:10", tt(2015, 2, 15, 16, 10)),
ts(future, "14:05", tt(2015, 2, 16, 14, 5)),
ts(future, "3/3/50", tt(2050, 3, 3)),
ts(future, "3/3/94", tt(2094, 3, 3)),
// Prefer current period
ts(current, "10 December", tt(2015, 12, 10)),
ts(current, "March", tt(2015, 3, 15)),
ts(current, "Friday", tt(2015, 2, 13)),
ts(current, "Sunday", tt(2015, 2, 15)), // current weekday
ts(current, "10:00PM", tt(2015, 2, 15, 22, 0)),
ts(current, "16:10", tt(2015, 2, 15, 16, 10)),
ts(current, "14:05", tt(2015, 2, 15, 14, 5)),
// Prefer leap year from the past
ts(past, "29 Feb", tt(2016, 2, 29), tt(2020, 1, 1)),
ts(past, "29/02", tt(2020, 2, 29), tt(2020, 3, 30)),
ts(past, "02/29", tt(1696, 2, 29), tt(1702, 1, 1)),
// Prefer leap year from the future
ts(future, "29 Feb", tt(2020, 2, 29), tt(2020, 1, 1)),
ts(future, "29/02", tt(2024, 2, 29), tt(2020, 3, 30)),
ts(future, "02/29", tt(1704, 2, 29), tt(1696, 3, 1)),
// No preference for the leap year
ts(current, "29 Feb", tt(2020, 2, 29), tt(2020, 1, 1)),
ts(current, "29/02", tt(2020, 2, 29), tt(2020, 3, 30)),
ts(current, "29 Feb", tt(1704, 2, 29), tt(1702, 3, 1)),
ts(current, "02/29", tt(1696, 2, 29), tt(1699, 3, 1)),
}
// Prepare config
cfg := dps.Configuration{}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("\"%s\" (%v) => \"%s\"",
test.Text, test.DateSource,
test.ExpectedTime.Format("2006-01-02 15:04:05.999999"))
// Prepare configuration
cfg.CurrentTime = test.BaseTime
cfg.PreferredDateSource = test.DateSource
// Parse text
dt, err := dps.Parse(&cfg, test.Text)
// Check the result
passed := assert.Nil(t, err, message)
if passed {
diff := test.ExpectedTime.Sub(dt.Time)
passed = assert.Zero(t, diff, message)
}
if !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_hasPreferredDayOfMonth(t *testing.T) {
// Prepare scenarios
type testScenario struct {
DayOfMonth dps.PreferredDayOfMonth
Text string
BaseTime time.Time
ExpectedTime time.Time
}
last := dps.Last
first := dps.First
current := dps.Current
tests := []testScenario{
// Prefer current day of month
{current, "February 2015", tt(2015, 1, 31), tt(2015, 2, 28)},
{current, "February 2012", tt(2015, 1, 31), tt(2012, 2, 29)},
{current, "March 2015", tt(2015, 1, 25), tt(2015, 3, 25)},
{current, "April 2015", tt(2015, 1, 31), tt(2015, 4, 30)},
{current, "April 2015", tt(2015, 2, 28), tt(2015, 4, 28)},
{current, "December 2014", tt(2015, 2, 15), tt(2014, 12, 15)},
// Prefer last day of month
{last, "February 2015", tt(2015, 1, 1), tt(2015, 2, 28)},
{last, "February 2012", tt(2015, 1, 1), tt(2012, 2, 29)},
{last, "March 2015", tt(2015, 1, 25), tt(2015, 3, 31)},
{last, "April 2015", tt(2015, 1, 15), tt(2015, 4, 30)},
{last, "April 2015", tt(2015, 2, 28), tt(2015, 4, 30)},
{last, "December 2014", tt(2015, 2, 15), tt(2014, 12, 31)},
// Prefer first day of month
{first, "February 2015", tt(2015, 1, 8), tt(2015, 2, 1)},
{first, "February 2012", tt(2015, 1, 7), tt(2012, 2, 1)},
{first, "March 2015", tt(2015, 1, 25), tt(2015, 3, 1)},
{first, "April 2015", tt(2015, 1, 15), tt(2015, 4, 1)},
{first, "April 2015", tt(2015, 2, 28), tt(2015, 4, 1)},
{first, "December 2014", tt(2015, 2, 15), tt(2014, 12, 1)},
// Preference doesn't affect date with explicit day
{last, "24 April 2012", tt(2015, 2, 12), tt(2012, 4, 24)},
{first, "24 April 2012", tt(2015, 2, 12), tt(2012, 4, 24)},
{current, "24 April 2012", tt(2015, 2, 12), tt(2012, 4, 24)},
}
// Prepare config
cfg := dps.Configuration{}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("\"%s\" (%v), base: \"%s\" => \"%s\"",
test.Text, test.DayOfMonth,
test.BaseTime.Format("2006-01-02 15:04:05"),
test.ExpectedTime.Format("2006-01-02 15:04:05"))
// Prepare configuration
cfg.CurrentTime = test.BaseTime
cfg.PreferredDayOfMonth = test.DayOfMonth
// Parse text
dt, err := dps.Parse(&cfg, test.Text)
// Check the result
passed := assert.Nil(t, err, message)
if passed {
diff := test.ExpectedTime.Sub(dt.Time)
passed = assert.Zero(t, diff, message)
}
if !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_returnTimeAsPeriod(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
BaseTime time.Time
ExpectedTime time.Time
ExpectedPeriod date.Period
}
ts := func(text string, ePeriod date.Period, eTime time.Time, bTime ...time.Time) testScenario {
var baseTime time.Time
if len(bTime) > 0 {
baseTime = bTime[0]
}
return testScenario{text, baseTime, eTime, ePeriod}
}
tests := []testScenario{
// Timestamp
ts("1484823450", date.Second, tt(2017, 1, 19, 10, 57, 30)),
ts("1436745600000", date.Second, tt(2015, 7, 13, 0, 0)),
ts("1015673450", date.Second, tt(2002, 3, 9, 11, 30, 50)),
ts("2016-09-23T02:54:32.845Z", date.Second, tt(2016, 9, 23, 2, 54, 32, 845000)),
// Basic text
ts("12th December 2019 19:00", date.Minute, tt(2019, 12, 12, 19, 0)),
ts("9 Jan 11 0:00", date.Minute, tt(2011, 1, 9, 0, 0)),
// Basic text with base time
ts("10:04am EDT", date.Minute, tt(2020, 7, 19, 14, 4), tt(2020, 7, 19)),
ts("16:00", date.Minute, tt(2018, 12, 13, 16, 0), tt(2018, 12, 13, 15, 15)),
ts("Monday 7:15 AM", date.Minute, tt(2018, 12, 10, 7, 15), tt(2018, 12, 13, 15, 15)),
ts("Mon 19:43", date.Minute, tt(2018, 12, 10, 19, 43), tt(2018, 12, 13, 15, 15)),
// Period is day when time is not present
ts("12th March 2010", date.Day, tt(2010, 3, 12, 0, 0)),
ts("21-12-19", date.Day, tt(2019, 12, 21, 0, 0)),
}
// Prepare config
cfg := dps.Configuration{ReturnTimeAsPeriod: true}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("\"%s\" (%v), base: \"%s\" => \"%s\"",
test.Text, test.ExpectedPeriod,
test.BaseTime.Format("2006-01-02 15:04:05"),
test.ExpectedTime.Format("2006-01-02 15:04:05"))
// Parse text
cfg.CurrentTime = test.BaseTime
dt, _ := dps.Parse(&cfg, test.Text)
if passed := assertParseResult(t, dt, test.ExpectedTime, test.ExpectedPeriod, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_checkPeriod(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
ExpectedTime time.Time
ExpectedPeriod date.Period
}
tests := []testScenario{
{"10 December", tt(2015, 12, 10), date.Day},
{"March", tt(2015, 3, 15), date.Month},
{"April", tt(2015, 4, 15), date.Month},
{"December", tt(2015, 12, 15), date.Month},
{"Friday", tt(2015, 2, 13), date.Day},
{"Monday", tt(2015, 2, 9), date.Day},
{"10:00PM", tt(2015, 2, 15, 22, 00), date.Day},
{"16:10", tt(2015, 2, 15, 16, 10), date.Day},
{"1000", tt(1000, 2, 15), date.Year},
{"2008", tt(2008, 2, 15), date.Year},
{"2014", tt(2014, 2, 15), date.Year},
// Subscript and superscript dates
{"²⁰¹⁵", tt(2015, 2, 15), date.Year},
{"²⁹/⁰⁵/²⁰¹⁵", tt(2015, 5, 29), date.Day},
{"₁₅/₀₂/₂₀₂₀", tt(2020, 2, 15), date.Day},
{"₃₁ December", tt(2015, 12, 31), date.Day},
// Russian
{"1000 год", tt(1000, 2, 15), date.Year},
{"1001 год", tt(1001, 2, 15), date.Year},
{"2000 год", tt(2000, 2, 15), date.Year},
{"2000год", tt(2000, 2, 15), date.Year},
{"год2000", tt(2000, 2, 15), date.Year},
{"год 2000", tt(2000, 2, 15), date.Year},
{"2000г.", tt(2000, 2, 15), date.Year},
{"2000 г.", tt(2000, 2, 15), date.Year},
{"2001 год", tt(2001, 2, 15), date.Year},
{"2001год", tt(2001, 2, 15), date.Year},
}
// Prepare config
cfg := dps.Configuration{CurrentTime: tt(2015, 2, 15, 15, 30)}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("\"%s\" (%v) => \"%s\"",
test.Text, test.ExpectedPeriod,
test.ExpectedTime.Format("2006-01-02 15:04:05.999999"))
// Parse text
dt, _ := dps.Parse(&cfg, test.Text)
if passed := assertParseResult(t, dt, test.ExpectedTime, test.ExpectedPeriod, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_customOrder(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
ExpectedTime time.Time
DateOrder dps.DateOrder
}
tests := []testScenario{
// Basic text
{"15-12-18 06:00", tt(2015, 12, 18, 6, 0), dps.YMD},
{"15-18-12 06:00", tt(2015, 12, 18, 6, 0), dps.YDM},
{"10-11-12 06:00", tt(2012, 10, 11, 6, 0), dps.MDY},
{"10-11-12 06:00", tt(2011, 10, 12, 6, 0), dps.MYD},
{"10-11-12 06:00", tt(2011, 12, 10, 6, 0), dps.DYM},
{"15-12-18 06:00", tt(2018, 12, 15, 6, 0), dps.DMY},
{"12/09/08 04:23:15.567", tt(2008, 9, 12, 4, 23, 15, 567000), dps.DMY},
{"10/9/1914 03:07:09.788888 pm", tt(1914, 10, 9, 15, 7, 9, 788888), dps.MDY},
{"1-8-09 07:12:49 AM", tt(2009, 1, 8, 7, 12, 49), dps.MDY},
{"2016 july 13.", tt(2016, 7, 13, 0, 0), dps.YMD},
{"16 july 13.", tt(2016, 7, 13, 0, 0), dps.YMD},
{"Sunday 23 May 1856 12:09:08 AM", tt(1856, 5, 23, 0, 9, 8), dps.DMY},
// Nospace
{"201508", tt(2015, 8, 20, 0, 0), dps.DYM},
{"201508", tt(2020, 8, 15, 0, 0), dps.YDM},
{"201108", tt(2008, 11, 20, 0, 0), dps.DMY},
}
// Prepare config
cfg := dps.Configuration{}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("\"%s\" (%s) => \"%s\"",
test.Text, test.DateOrder(""),
test.ExpectedTime.Format("2006-01-02 15:04:05.999999"))
// Parse text
cfg.DateOrder = test.DateOrder
dt, _ := dps.Parse(&cfg, test.Text)
if passed := assertParseResult(t, dt, test.ExpectedTime, date.Day, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_onlySeparatorTokens(t *testing.T) {
// Prepare scenarios
tests := []string{
"::",
"..",
" ",
"--",
"//",
"++",
}
// Start tests
nFailed := 0
for _, test := range tests {
// Parse text
dt, _ := dps.Parse(nil, test)
if passed := assert.True(t, dt.IsZero()); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_preferDatesFromWithTimezone(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
ExpectedTime time.Time
Source dps.PreferredDateSource
DefaultTz *time.Location
}
currentTime := tt(2021, 10, 19, 18, 0)
tzEDT, _ := time.LoadLocation("America/New_York")
tzAEDT, _ := time.LoadLocation("Australia/Sydney")
tests := []testScenario{
{"4pm EDT", tt(2021, 10, 19, 20, 0), dps.Future, nil},
{"10pm EDT", tt(2021, 10, 20, 2, 0), dps.Future, nil},
{"8am AEDT", tt(2021, 10, 18, 21, 0), dps.Past, nil},
{"11pm AEDT", tt(2021, 10, 19, 12, 0), dps.Past, nil},
{"4pm", tt(2021, 10, 19, 20, 0), dps.Future, tzEDT},
{"10pm", tt(2021, 10, 20, 2, 0), dps.Future, tzEDT},
{"8am", tt(2021, 10, 18, 21, 0), dps.Past, tzAEDT},
{"11pm", tt(2021, 10, 19, 12, 0), dps.Past, tzAEDT},
}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("Skip ahead \"%s\" => \"%s\"", test.Text,
test.ExpectedTime.Format("2006-01-02 15:04:05.999999"))
// Parse text
dt, _ := dps.Parse(&dps.Configuration{
CurrentTime: currentTime,
DefaultTimezone: test.DefaultTz,
PreferredDateSource: test.Source,
}, test.Text)
if passed := assertParseResult(t, dt, test.ExpectedTime, date.Day, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_datesWithNoDayOrMonth(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
PreferDay dps.PreferredDayOfMonth
PreferMonth dps.PreferredMonthOfYear
Today time.Time
Expected time.Time
}
tests := []testScenario{
{"2015", dps.Current, dps.CurrentMonth, tt(2010, 2, 10), tt(2015, 2, 10)},
{"2015", dps.Last, dps.CurrentMonth, tt(2010, 2, 10), tt(2015, 2, 28)},
{"2015", dps.First, dps.CurrentMonth, tt(2010, 2, 10), tt(2015, 2, 1)},
{"2015", dps.Current, dps.LastMonth, tt(2010, 2, 10), tt(2015, 12, 10)},
{"2015", dps.Last, dps.LastMonth, tt(2010, 2, 10), tt(2015, 12, 31)},
{"2020", dps.Last, dps.CurrentMonth, tt(2010, 2, 10), tt(2020, 2, 29)}, // leap year
}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("No day or month \"%s\" => \"%s\"", test.Text,
test.Expected.Format("2006-01-02"))
// Parse text
dt, _ := dps.Parse(&dps.Configuration{
CurrentTime: test.Today,
PreferredDayOfMonth: test.PreferDay,
PreferredMonthOfYear: test.PreferMonth,
}, test.Text)
if passed := assertParseResult(t, dt, test.Expected, date.Year, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_dateStepBack(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
ExpectedTime time.Time
}
tests := []testScenario{
{"11pm AEDT", tt(2021, 10, 19, 12, 0)},
}
// Prepare config
cfg := dps.Configuration{
PreferredDateSource: dps.Past,
CurrentTime: tt(2021, 10, 19, 18, 0),
}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("Step back \"%s\" => \"%s\"", test.Text,
test.ExpectedTime.Format("2006-01-02 15:04:05.999999"))
// Parse text
dt, _ := dps.Parse(&cfg, test.Text)
if passed := assertParseResult(t, dt, test.ExpectedTime, date.Day, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_successWhenSkipTokensSpecified(t *testing.T) {
cfg := dps.Configuration{
CurrentTime: tt(2015, 2, 12),
SkipTokens: []string{"de"},
}
dt, err := dps.Parse(&cfg, "24 April 2012 de")
assert.NoError(t, err)
assert.Equal(t, tt(2012, 4, 24), dt.Time)
}
func TestParser_Parse_format(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
ExpectedTime time.Time
Format string
}
tests := []testScenario{
{"14 giu 13", tt(2014, 6, 13), "06 January 02"},
{"14_luglio_15", tt(2014, 7, 15), "06_January_02"},
{"14_LUGLIO_15", tt(2014, 7, 15), "06_January_02"},
{"10.01.2016, 20:35", tt(2016, 1, 10, 20, 35), "02.01.2006, 15:04"},
{"2014/11/17 14:56 EDT", tt(2014, 11, 17, 18, 56), "2006/01/02 15:04 MST"},
}
// Prepare parser
parser := dps.Parser{
ParserTypes: []dps.ParserType{dps.CustomFormat},
}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("\"%s\", format \"%s\" => \"%s\"",
test.Text, test.Format,
test.ExpectedTime.Format("2006-01-02 15:04:05.999999"))
// Parse text
dt, _ := parser.Parse(nil, test.Text, test.Format)
if passed := assertParseResult(t, dt, test.ExpectedTime, date.Day, message); !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_detectLocale(t *testing.T) {
// Prepare scenarios
type testScenario struct {
Text string
ExpectedLocale string
}
tests := []testScenario{
{"11 Marzo, 2014", "es"},
{"13 Septiembre, 2014", "es"},
{"Сегодня", "ru"},
{"Avant-hier", "fr"},
{"Anteontem", "pt"},
{"ธันวาคม 11, 2014, 08:55:08 PM", "th"},
{"Anteontem", "pt"},
{"14 aprilie 2014", "ro"},
{"11 Ağustos, 2014", "tr"},
{"pon 16. čer 2014 10:07:43", "cs"},
{"24 януари 2015г.", "bg"},
{"Mañana", "es"},
{"2020-05-01", "en"},
{"Понедельник", "ru"},
}
// Start tests
nFailed := 0
for _, test := range tests {
// Prepare log message
message := fmt.Sprintf("\"%s\" => \"%s\"", test.Text, test.ExpectedLocale)
// Parse text
dt, _ := dps.Parse(nil, test.Text)
passed := assert.False(t, dt.IsZero(), message)
if passed {
passed = assert.Equal(t, test.ExpectedLocale, dt.Locale, message)
}
if !passed {
fmt.Println("\t\t\tGOT:", dt)
nFailed++
}
}
if nFailed > 0 {
fmt.Printf("Failed %d from %d tests\n", nFailed, len(tests))
}
}
func TestParser_Parse_customConfig(t *testing.T) {
// Prepare parser
parser := dps.Parser{}
var dt date.Date
// Language is DE
cfg := dps.Configuration{
Languages: []string{"de"},
PreferredDayOfMonth: dps.First}
dt, _ = parser.Parse(&cfg, "10.1.2019")
assert.Equal(t, tt(2019, 1, 10), dt.Time)
// Languages not specified, date order is specified
cfg = dps.Configuration{DateOrder: dps.MDY}
dt, _ = parser.Parse(&cfg, "10.1.2019")
assert.Equal(t, tt(2019, 10, 1), dt.Time)
// Languages and date order are specified
cfg = dps.Configuration{DateOrder: dps.MDY, Languages: []string{"th"}}
dt, _ = parser.Parse(&cfg, "03/11/2559 05:13")
assert.Equal(t, tt(2559, 3, 11, 5, 13), dt.Time)
dt, _ = parser.Parse(&cfg, "03/15/2559 05:13")
assert.Equal(t, tt(2559, 3, 15, 5, 13), dt.Time)
// Languages set to PT and text is PT as well
cfg = dps.Configuration{Languages: []string{"pt"}}
dt, _ = parser.Parse(&cfg, "24 de Janeiro de 2014")
assert.Equal(t, tt(2014, 1, 24), dt.Time)
// Languages set to PT but text is EN
cfg = dps.Configuration{Languages: []string{"pt"}}
dt, _ = parser.Parse(&cfg, "24 January, 2014")
assert.True(t, dt.IsZero())
// Locales set to pt-TL and text is matched
cfg = dps.Configuration{Locales: []string{"pt-TL"}}
dt, _ = parser.Parse(&cfg, "24 de Janeiro de 2014")
assert.Equal(t, tt(2014, 1, 24), dt.Time)
// Locales and text not matched
cfg = dps.Configuration{Locales: []string{"pt-AO"}}
dt, _ = parser.Parse(&cfg, "24 January, 2014")
assert.True(t, dt.IsZero())
// Restricted languages
cfg = dps.Configuration{
Languages: []string{"en", "de", "fr", "it", "pt", "nl", "ro", "es", "ru"},