v/vlib/time/parse_test.v

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import time
import math
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fn test_parse() {
s := '2018-01-27 12:48:34'
t := time.parse(s) or {
assert false
return
}
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assert t.year == 2018 &&
t.month == 1 && t.day == 27 && t.hour == 12 && t.minute == 48 && t.second == 34
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assert t.unix == 1517057314
}
fn test_parse_invalid() {
s := 'Invalid time string'
time.parse(s) or {
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assert true
return
}
assert false
}
fn test_parse_rfc2822() {
s1 := 'Thu, 12 Dec 2019 06:07:45 GMT'
t1 := time.parse_rfc2822(s1) or {
assert false
return
}
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assert t1.year == 2019 &&
t1.month == 12 && t1.day == 12 && t1.hour == 6 && t1.minute == 7 && t1.second == 45
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assert t1.unix == 1576130865
s2 := 'Thu 12 Dec 2019 06:07:45 +0800'
t2 := time.parse_rfc2822(s2) or {
assert false
return
}
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assert t2.year == 2019 &&
t2.month == 12 && t2.day == 12 && t2.hour == 6 && t2.minute == 7 && t2.second == 45
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assert t2.unix == 1576130865
}
fn test_parse_rfc2822_invalid() {
s3 := 'Thu 12 Foo 2019 06:07:45 +0800'
time.parse_rfc2822(s3) or {
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assert true
return
}
assert false
}
fn test_parse_iso8601() {
// Because there is a small difference between time.now() - time.utc and actual offset,
// round to the nearest hour.
offset := time.Duration(i64(math.round((time.now() - time.utc()).hours())) * time.hour)
formats := [
'2020-06-05T15:38:06Z',
'2020-06-05T15:38:06.015959Z',
'2020-06-05T15:38:06.015959+00:00',
'2020-06-05T15:38:06.015959+02:00',
'2020-06-05T15:38:06.015959-02:00',
]
times := [
[2020, 6, 5, 15, 38, 6, 0],
[2020, 6, 5, 15, 38, 6, 15959],
[2020, 6, 5, 15, 38, 6, 15959],
[2020, 6, 5, 13, 38, 6, 15959],
[2020, 6, 5, 17, 38, 6, 15959],
]
for i, format in formats {
t := time.parse_iso8601(format) or {
assert false
continue
}
data := times[i]
t2 := time.new_time(
year: data[0]
month: data[1]
day: data[2]
hour: data[3]
minute: data[4]
second: data[5]
microsecond: data[6]
).add(offset)
assert t.year == t2.year
assert t.month == t2.month
assert t.day == t2.day
assert t.hour == t2.hour
assert t.minute == t2.minute
assert t.second == t2.second
assert t.microsecond == t2.microsecond
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}
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}
fn test_parse_iso8601_local() {
format := '2020-06-05T15:38:06.015959'
t := time.parse_iso8601(format) or {
assert false
return
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}
assert t.year == 2020
assert t.month == 6
assert t.day == 5
assert t.hour == 15
assert t.minute == 38
assert t.second == 6
assert t.microsecond == 15959
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}
fn test_parse_iso8601_invalid() {
formats := [
'',
'2020-06-05X15:38:06.015959Z',
'2020-06-05T15:38:06.015959X',
'2020-06-05T15:38:06.015959+0000',
'2020-06-05T',
'2020-06-05Z',
'2020-06-05+00:00',
'15:38:06',
]
for format in formats {
time.parse_iso8601(format) or {
assert true
continue
}
assert false
}
}