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// SPDX-License-Identifier: GPL-3.0-or-later
package config
import (
"fmt"
"strconv"
"testing"
"time"
)
// FuzzParseSize: a size either fails to parse or is a non-negative number
// of bytes that reads back the same written as plain digits - no overflow
// ever wraps a huge size negative.
func FuzzParseSize(f *testing.F) {
for _, s := range []string{"50M", "0", "1T", "9223372036854775807", "8388608T", "8388607T", "-1", "1.5G", "", "G", "007K"} {
f.Add(s)
}
f.Fuzz(func(t *testing.T, s string) {
v, err := ParseSize(s)
if err != nil {
return
}
if v < 0 {
t.Fatalf("ParseSize(%q) = %d, negative", s, v)
}
if back, err := ParseSize(strconv.FormatInt(v, 10)); err != nil || back != v {
t.Fatalf("ParseSize(%q) = %d, which reads back as %d, %v", s, v, back, err)
}
})
}
// FuzzParseDuration: a duration either fails to parse or is a non-negative
// whole number of seconds that reads back the same written in seconds.
func FuzzParseDuration(f *testing.F) {
for _, s := range []string{"30d", "0s", "2m", "1w", "15250284452w", "9223372036s", "d", "", "-1d", "1.5h"} {
f.Add(s)
}
f.Fuzz(func(t *testing.T, s string) {
d, err := ParseDuration(s)
if err != nil {
return
}
if d < 0 || d%time.Second != 0 {
t.Fatalf("ParseDuration(%q) = %v", s, d)
}
if back, err := ParseDuration(fmt.Sprintf("%ds", d/time.Second)); err != nil || back != d {
t.Fatalf("ParseDuration(%q) = %v, which reads back as %v, %v", s, d, back, err)
}
})
}
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