rclone/fs/parseduration_test.go

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package fs
import (
"encoding/json"
"fmt"
"strings"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// Check it satisfies the interfaces
var (
_ Flagger = (*Duration)(nil)
_ FlaggerNP = Duration(0)
)
func TestParseDuration(t *testing.T) {
now := time.Date(2020, 9, 5, 8, 15, 5, 250, time.UTC)
getNow := func() time.Time {
return now
}
for _, test := range []struct {
in string
want time.Duration
err bool
}{
{"0", 0, false},
{"", 0, true},
{"1ms", time.Millisecond, false},
{"1s", time.Second, false},
{"1m", time.Minute, false},
{"1.5m", (3 * time.Minute) / 2, false},
{"1h", time.Hour, false},
{"1d", time.Hour * 24, false},
{"1w", time.Hour * 24 * 7, false},
{"1M", time.Hour * 24 * 30, false},
{"1y", time.Hour * 24 * 365, false},
{"1.5y", time.Hour * 24 * 365 * 3 / 2, false},
{"-1s", -time.Second, false},
{"1.s", time.Second, false},
{"1x", 0, true},
{"off", time.Duration(DurationOff), false},
{"1h2m3s", time.Hour + 2*time.Minute + 3*time.Second, false},
{"2001-02-03", now.Sub(time.Date(2001, 2, 3, 0, 0, 0, 0, time.Local)), false},
{"2001-02-03 10:11:12", now.Sub(time.Date(2001, 2, 3, 10, 11, 12, 0, time.Local)), false},
{"2001-08-03 10:11:12", now.Sub(time.Date(2001, 8, 3, 10, 11, 12, 0, time.Local)), false},
{"2001-02-03T10:11:12", now.Sub(time.Date(2001, 2, 3, 10, 11, 12, 0, time.Local)), false},
{"2001-02-03T10:11:12.123Z", now.Sub(time.Date(2001, 2, 3, 10, 11, 12, 123, time.UTC)), false},
{"2001-02-03T10:11:12.123+00:00", now.Sub(time.Date(2001, 2, 3, 10, 11, 12, 123, time.UTC)), false},
} {
duration, err := parseDurationFromNow(test.in, getNow)
if test.err {
require.Error(t, err)
} else {
require.NoError(t, err)
}
if strings.HasPrefix(test.in, "2001-") {
ok := duration > test.want-time.Second && duration < test.want+time.Second
assert.True(t, ok, test.in)
} else {
assert.Equal(t, test.want, duration)
}
}
}
func TestDurationString(t *testing.T) {
now := time.Date(2020, 9, 5, 8, 15, 5, 250, time.UTC)
getNow := func() time.Time {
return now
}
for _, test := range []struct {
in time.Duration
want string
}{
{time.Duration(0), "0s"},
{time.Second, "1s"},
{time.Minute, "1m0s"},
{time.Millisecond, "1ms"},
{time.Second, "1s"},
{(3 * time.Minute) / 2, "1m30s"},
{time.Hour, "1h0m0s"},
{time.Hour * 24, "1d"},
{time.Hour * 24 * 7, "1w"},
{time.Hour * 24 * 30, "1M"},
{time.Hour * 24 * 365, "1y"},
{time.Hour * 24 * 365 * 3 / 2, "1.5y"},
{-time.Second, "-1s"},
{time.Second, "1s"},
{time.Duration(DurationOff), "off"},
{time.Hour + 2*time.Minute + 3*time.Second, "1h2m3s"},
{time.Hour * 24, "1d"},
{time.Hour * 24 * 7, "1w"},
{time.Hour * 24 * 30, "1M"},
{time.Hour * 24 * 365, "1y"},
{time.Hour * 24 * 365 * 3 / 2, "1.5y"},
{-time.Hour * 24 * 365 * 3 / 2, "-1.5y"},
} {
got := Duration(test.in).String()
assert.Equal(t, test.want, got)
// Test the reverse
reverse, err := parseDurationFromNow(test.want, getNow)
assert.NoError(t, err)
assert.Equal(t, test.in, reverse)
}
}
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func TestDurationReadableString(t *testing.T) {
for _, test := range []struct {
negative bool
in time.Duration
wantLong string
wantShort string
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}{
// Edge Cases
{false, time.Duration(DurationOff), "off", "off"},
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// Base Cases
{false, time.Duration(0), "0s", "0s"},
{true, time.Millisecond, "1ms", "1ms"},
{true, time.Second, "1s", "1s"},
{true, time.Minute, "1m", "1m"},
{true, (3 * time.Minute) / 2, "1m30s", "1m30s"},
{true, time.Hour, "1h", "1h"},
{true, time.Hour * 24, "1d", "1d"},
{true, time.Hour * 24 * 7, "1w", "1w"},
{true, time.Hour * 24 * 365, "1y", "1y"},
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// Composite Cases
{true, time.Hour + 2*time.Minute + 3*time.Second, "1h2m3s", "1h2m3s"},
{true, time.Hour * 24 * (365 + 14), "1y2w", "1y2w"},
{true, time.Hour*24*4 + time.Hour*3 + time.Minute*2 + time.Second, "4d3h2m1s", "4d3h2m"},
{true, time.Hour * 24 * (365*3 + 7*2 + 1), "3y2w1d", "3y2w1d"},
{true, time.Hour*24*(365*3+7*2+1) + time.Hour*2 + time.Second, "3y2w1d2h1s", "3y2w1d"},
{true, time.Hour*24*(365*3+7*2+1) + time.Second, "3y2w1d1s", "3y2w1d"},
{true, time.Hour*24*(365+7*2+3) + time.Hour*4 + time.Minute*5 + time.Second*6 + time.Millisecond*7, "1y2w3d4h5m6s7ms", "1y2w3d"},
{true, time.Duration(DurationOff) / time.Millisecond * time.Millisecond, "292y24w3d23h47m16s853ms", "292y24w3d"}, // Should have been 854ms but some precision are lost with floating point calculations
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} {
got := Duration(test.in).ReadableString()
assert.Equal(t, test.wantLong, got)
got = Duration(test.in).ShortReadableString()
assert.Equal(t, test.wantShort, got)
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// Test Negative Case
if test.negative {
got = Duration(-test.in).ReadableString()
assert.Equal(t, "-"+test.wantLong, got)
got = Duration(-test.in).ShortReadableString()
assert.Equal(t, "-"+test.wantShort, got)
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}
}
}
func TestDurationScan(t *testing.T) {
now := time.Date(2020, 9, 5, 8, 15, 5, 250, time.UTC)
oldTimeNowFunc := timeNowFunc
timeNowFunc = func() time.Time { return now }
defer func() { timeNowFunc = oldTimeNowFunc }()
for _, test := range []struct {
in string
want Duration
}{
{"17m", Duration(17 * time.Minute)},
{"-12h", Duration(-12 * time.Hour)},
{"0", Duration(0)},
{"off", DurationOff},
{"2022-03-26T17:48:19Z", Duration(now.Sub(time.Date(2022, 03, 26, 17, 48, 19, 0, time.UTC)))},
{"2022-03-26 17:48:19", Duration(now.Sub(time.Date(2022, 03, 26, 17, 48, 19, 0, time.Local)))},
} {
var got Duration
n, err := fmt.Sscan(test.in, &got)
require.NoError(t, err)
assert.Equal(t, 1, n)
assert.Equal(t, test.want, got)
}
}
func TestParseUnmarshalJSON(t *testing.T) {
for _, test := range []struct {
in string
want time.Duration
err bool
}{
{`""`, 0, true},
{`"0"`, 0, false},
{`"1ms"`, time.Millisecond, false},
{`"1s"`, time.Second, false},
{`"1m"`, time.Minute, false},
{`"1h"`, time.Hour, false},
{`"1d"`, time.Hour * 24, false},
{`"1w"`, time.Hour * 24 * 7, false},
{`"1M"`, time.Hour * 24 * 30, false},
{`"1y"`, time.Hour * 24 * 365, false},
{`"off"`, time.Duration(DurationOff), false},
{`"error"`, 0, true},
{"0", 0, false},
{"1000000", time.Millisecond, false},
{"1000000000", time.Second, false},
{"60000000000", time.Minute, false},
{"3600000000000", time.Hour, false},
{"9223372036854775807", time.Duration(DurationOff), false},
{"error", 0, true},
} {
var duration Duration
err := json.Unmarshal([]byte(test.in), &duration)
if test.err {
require.Error(t, err, test.in)
} else {
require.NoError(t, err, test.in)
}
assert.Equal(t, Duration(test.want), duration, test.in)
}
}
func TestUnmarshalJSON(t *testing.T) {
tests := []struct {
name string
input string
want Duration
wantErr bool
}{
{"off string", `"off"`, DurationOff, false},
{"max int64", `9223372036854775807`, DurationOff, false},
{"duration string", `"1h"`, Duration(time.Hour), false},
{"invalid string", `"invalid"`, 0, true},
{"negative int", `-1`, Duration(-1), false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
var d Duration
err := json.Unmarshal([]byte(tt.input), &d)
if (err != nil) != tt.wantErr {
t.Errorf("UnmarshalJSON() error = %v, wantErr %v", err, tt.wantErr)
return
}
if d != tt.want {
t.Errorf("UnmarshalJSON() got = %v, want %v", d, tt.want)
}
})
}
}