VictoriaMetrics/lib/promutils/time_test.go
Aliaksandr Valialkin df7d3c55ed
lib/promutils: hide the math.Round() logic inside ParseTimeMsec() function
This should prevent from bugs similar to https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5801 in the future

This is a follow-up for ce3ec3ff2e
2024-02-23 00:55:32 +02:00

107 lines
2.7 KiB
Go

package promutils
import (
"testing"
"time"
)
func TestParseTimeAtSuccess(t *testing.T) {
f := func(s string, currentTime, resultExpected float64) {
t.Helper()
result, err := ParseTimeAt(s, currentTime)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if result != resultExpected {
t.Fatalf("unexpected result; got %v; want %v", result, resultExpected)
}
}
now := float64(time.Now().UnixNano()) / 1e9
// unix timestamp in seconds
f("1562529662", now, 1562529662)
f("1562529662.678", now, 1562529662.678)
// unix timestamp in milliseconds
f("1562529662678", now, 1562529662.678)
// duration relative to the current time
f("now", now, now)
f("1h5s", now, now-3605)
// negative duration relative to the current time
f("-5m", now, now-5*60)
f("-123", now, now-123)
f("-123.456", now, now-123.456)
f("now-1h5m", now, now-(3600+5*60))
// Year
f("2023", now, 1.6725312e+09)
f("2023Z", now, 1.6725312e+09)
f("2023+02:00", now, 1.672524e+09)
f("2023-02:00", now, 1.6725384e+09)
// Year and month
f("2023-05", now, 1.6828992e+09)
f("2023-05Z", now, 1.6828992e+09)
f("2023-05+02:00", now, 1.682892e+09)
f("2023-05-02:00", now, 1.6829064e+09)
// Year, month and day
f("2023-05-20", now, 1.6845408e+09)
f("2023-05-20Z", now, 1.6845408e+09)
f("2023-05-20+02:30", now, 1.6845318e+09)
f("2023-05-20-02:30", now, 1.6845498e+09)
// Year, month, day and hour
f("2023-05-20T04", now, 1.6845552e+09)
f("2023-05-20T04Z", now, 1.6845552e+09)
f("2023-05-20T04+02:30", now, 1.6845462e+09)
f("2023-05-20T04-02:30", now, 1.6845642e+09)
// Year, month, day, hour and minute
f("2023-05-20T04:57", now, 1.68455862e+09)
f("2023-05-20T04:57Z", now, 1.68455862e+09)
f("2023-05-20T04:57+02:30", now, 1.68454962e+09)
f("2023-05-20T04:57-02:30", now, 1.68456762e+09)
// Year, month, day, hour, minute and second
f("2023-05-20T04:57:43", now, 1.684558663e+09)
f("2023-05-20T04:57:43Z", now, 1.684558663e+09)
f("2023-05-20T04:57:43+02:30", now, 1.684549663e+09)
f("2023-05-20T04:57:43-02:30", now, 1.684567663e+09)
// milliseconds
f("2023-05-20T04:57:43.123Z", now, 1.6845586631230001e+09)
f("2023-05-20T04:57:43.123456789+02:30", now, 1.6845496631234567e+09)
f("2023-05-20T04:57:43.123456789-02:30", now, 1.6845676631234567e+09)
}
func TestParseTimeMsecFailure(t *testing.T) {
f := func(s string) {
t.Helper()
msec, err := ParseTimeMsec(s)
if msec != 0 {
t.Fatalf("unexpected time parsed: %d; want 0", msec)
}
if err == nil {
t.Fatalf("expecting non-nil error")
}
}
f("")
f("2263")
f("23-45:50")
f("1223-fo:ba")
f("1223-12:ba")
f("23-45")
f("-123foobar")
f("2oo5")
f("2oob-a5")
f("2oob-ar-a5")
f("2oob-ar-azTx5")
f("2oob-ar-azTxx:y5")
f("2oob-ar-azTxx:yy:z5")
}