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// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package date // import "miniflux.app/v2/internal/reader/date"
import (
"testing"
)
func FuzzParse(f *testing.F) {
f.Add("2017-12-22T22:09:49+00:00")
f.Add("Fri, 31 Mar 2023 20:19:00 America/Los_Angeles")
f.Fuzz(func(t *testing.T, date string) {
Parse(date)
})
}
func TestParseEmptyDate(t *testing.T) {
if _, err := Parse(" "); err == nil {
t.Fatalf(`Empty dates should return an error`)
}
}
func TestParseInvalidDate(t *testing.T) {
if _, err := Parse("invalid"); err == nil {
t.Fatalf(`Invalid dates should return an error`)
}
}
func TestParseAtomDate(t *testing.T) {
date, err := Parse("2017-12-22T22:09:49+00:00")
if err != nil {
t.Fatalf(`Atom dates should be parsed correctly`)
}
expectedTS := int64(1513980589)
if date.Unix() != expectedTS {
t.Errorf(`The Unix timestamp should be %v instead of %v`, expectedTS, date.Unix())
}
_, offset := date.Zone()
expectedOffset := 0
if offset != expectedOffset {
t.Errorf(`The offset should be %v instead of %v`, expectedOffset, offset)
}
}
func TestParseRSSDateTimezone(t *testing.T) {
date, err := Parse("Fri, 31 Mar 2023 20:19:00 America/Los_Angeles")
if err != nil {
t.Fatalf(`RSS dates should be parsed correctly`)
}
expectedTS := int64(1680319140)
if date.Unix() != expectedTS {
t.Errorf(`The Unix timestamp should be %v instead of %v`, expectedTS, date.Unix())
}
expectedLocation := "America/Los_Angeles"
if date.Location().String() != expectedLocation {
t.Errorf(`The location should be %q instead of %q`, expectedLocation, date.Location())
}
name, offset := date.Zone()
expectedName := "PDT"
if name != expectedName {
t.Errorf(`The zone name should be %q instead of %q`, expectedName, name)
}
expectedOffset := -25200
if offset != expectedOffset {
t.Errorf(`The offset should be %v instead of %v`, expectedOffset, offset)
}
}
func TestParseRSSDateGMT(t *testing.T) {
date, err := Parse("Tue, 03 Jun 2003 09:39:21 GMT")
if err != nil {
t.Fatalf(`RSS dates should be parsed correctly`)
}
expectedTS := int64(1054633161)
if date.Unix() != expectedTS {
t.Errorf(`The Unix timestamp should be %v instead of %v`, expectedTS, date.Unix())
}
expectedLocation := "GMT"
if date.Location().String() != expectedLocation {
t.Errorf(`The location should be %q instead of %q`, expectedLocation, date.Location())
}
name, offset := date.Zone()
expectedName := "GMT"
if name != expectedName {
t.Errorf(`The zone name should be %q instead of %q`, expectedName, name)
}
expectedOffset := 0
if offset != expectedOffset {
t.Errorf(`The offset should be %v instead of %v`, expectedOffset, offset)
}
}
func TestParseRSSDatePST(t *testing.T) {
date, err := Parse("Wed, 26 Dec 2018 10:00:54 PST")
if err != nil {
t.Fatalf(`RSS dates with PST timezone should be parsed correctly: %v`, err)
}
expectedTS := int64(1545847254)
if date.Unix() != expectedTS {
t.Errorf(`The Unix timestamp should be %v instead of %v`, expectedTS, date.Unix())
}
expectedLocation := "America/Los_Angeles"
if date.Location().String() != expectedLocation {
t.Errorf(`The location should be %q instead of %q`, expectedLocation, date.Location())
}
name, offset := date.Zone()
expectedName := "PST"
if name != expectedName {
t.Errorf(`The zone name should be %q instead of %q`, expectedName, name)
}
expectedOffset := -28800
if offset != expectedOffset {
t.Errorf(`The offset should be %v instead of %v`, expectedOffset, offset)
}
}
func TestParseRSSDateEST(t *testing.T) {
date, err := Parse("Wed, 10 Feb 2021 22:46:00 EST")
if err != nil {
t.Fatalf(`RSS dates with EST timezone should be parsed correctly: %v`, err)
}
expectedTS := int64(1613015160)
if date.Unix() != expectedTS {
t.Errorf(`The Unix timestamp should be %v instead of %v`, expectedTS, date.Unix())
}
expectedLocation := "America/New_York"
if date.Location().String() != expectedLocation {
t.Errorf(`The location should be %q instead of %q`, expectedLocation, date.Location())
}
name, offset := date.Zone()
expectedName := "EST"
if name != expectedName {
t.Errorf(`The zone name should be %q instead of %q`, expectedName, name)
}
expectedOffset := -18000
if offset != expectedOffset {
t.Errorf(`The offset should be %v instead of %v`, expectedOffset, offset)
}
}
func TestParseRSSDateOffset(t *testing.T) {
date, err := Parse("Sun, 28 Oct 2018 13:48:00 +0100")
if err != nil {
t.Fatalf(`RSS dates with offset should be parsed correctly: %v`, err)
}
expectedTS := int64(1540730880)
if date.Unix() != expectedTS {
t.Errorf(`The Unix timestamp should be %v instead of %v`, expectedTS, date.Unix())
}
_, offset := date.Zone()
expectedOffset := 3600
if offset != expectedOffset {
t.Errorf(`The offset should be %v instead of %v`, expectedOffset, offset)
}
}
func TestParseWeirdDateFormat(t *testing.T) {
dates := []string{
"Sun, 17 Dec 2017 1:55 PM EST",
"9 Dec 2016 12:00 GMT",
"Friday, December 22, 2017 - 3:09pm",
"Friday, December 8, 2017 - 3:07pm",
"Thu, 25 Feb 2016 00:00:00 Europe/Brussels",
"Mon, 09 Apr 2018, 16:04",
"Di, 23 Jan 2018 00:00:00 +0100",
"Do, 29 Mär 2018 00:00:00 +0200",
"mer, 9 avr 2018 00:00:00 +0200",
"1520932969",
"Tue 16 Feb 2016, 23:16:00 EDT",
"Tue, 16 Feb 2016 23:16:00 EDT",
"Tue, Feb 16 2016 23:16:00 EDT",
"March 30 2020 07:02:38 PM",
"Mon, 30 Mar 2020 19:53 +0000",
"Mon, 03/30/2020 - 19:19",
"2018-12-12T12:12",
"2020-11-08T16:20:00-05:00Z",
"Nov. 16, 2020, 10:57 a.m.",
"Friday 06 November 2020",
"Mon, November 16, 2020, 11:12 PM EST",
"Lundi, 16. Novembre 2020 - 15:54",
"Thu Nov 12 2020 17:00:00 GMT+0000 (Coordinated Universal Time)",
"Sat, 11 04 2020 08:51:49 +0100",
"Mon, 16th Nov 2020 13:16:28 GMT",
"Nov. 2020",
"ven., 03 juil. 2020 15:09:58 +0000",
"Fri, 26/06/2020",
"Thu, 29 Oct 2020 07:36:03 GMT-07:00",
"jeu., 02 avril 2020 00:00:00 +0200",
"Jan. 4, 2016, 12:37 p.m.",
"2018-10-23 04:07:42 +00:00",
"5 August, 2019",
"mar., 01 déc. 2020 16:11:02 +0000",
"Thurs, 15 Oct 2020 00:00:39 +0000",
"Thur, 19 Nov 2020 00:00:39 +0000",
"26 Sep 2022 GMT",
"Thu, June 22, 2023 at 01:11 PM EDT",
"Apr 16, 2023 08:01 GMT",
"Jun 23, 2023 19:00 GMT",
"09/15/2014 4:20 pm PST",
"Fri, 23rd Jun 2023 09:32:20 GMT",
"Sat, Oct 28 2023 08:28:28 PM",
"Monday, October 6, 2023 - 16:29\n",
"10/30/23 21:55:58",
"30.10.23",
}
for _, date := range dates {
if _, err := Parse(date); err != nil {
t.Errorf(`Unable to parse date: %q (%v)`, date, err)
}
}
}
func TestParseDateWithTimezoneOutOfRange(t *testing.T) {
inputs := []string{
"2023-05-29 00:00:00-13:00",
"2023-05-29 00:00:00+15:00",
}
for _, input := range inputs {
date, err := Parse(input)
if err != nil {
t.Errorf(`Unable to parse date: %v`, err)
}
if _, offset := date.Zone(); offset != 0 {
t.Errorf(`The offset should be reinitialized to 0 instead of %v because it's out of range`, offset)
}
}
}
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