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package units
import (
"fmt"
"strconv"
"testing"
)
func ExampleParseUlimit() {
fmt.Println(ParseUlimit("nofile=512:1024"))
fmt.Println(ParseUlimit("nofile=1024"))
fmt.Println(ParseUlimit("cpu=2:4"))
fmt.Println(ParseUlimit("cpu=6"))
}
func TestParseUlimitValid(t *testing.T) {
u1 := &Ulimit{"nofile", 1024, 512}
if u2, _ := ParseUlimit("nofile=512:1024"); *u1 != *u2 {
t.Fatalf("expected %q, but got %q", u1, u2)
}
}
func TestParseUlimitInvalidLimitType(t *testing.T) {
if _, err := ParseUlimit("notarealtype=1024:1024"); err == nil {
t.Fatalf("expected error on invalid ulimit type")
}
}
func TestParseUlimitBadFormat(t *testing.T) {
if _, err := ParseUlimit("nofile:1024:1024"); err == nil {
t.Fatal("expected error on bad syntax")
}
if _, err := ParseUlimit("nofile"); err == nil {
t.Fatal("expected error on bad syntax")
}
if _, err := ParseUlimit("nofile="); err == nil {
t.Fatal("expected error on bad syntax")
}
if _, err := ParseUlimit("nofile=:"); err == nil {
t.Fatal("expected error on bad syntax")
}
if _, err := ParseUlimit("nofile=:1024"); err == nil {
t.Fatal("expected error on bad syntax")
}
}
func TestParseUlimitHardLessThanSoft(t *testing.T) {
if _, err := ParseUlimit("nofile=1024:1"); err == nil {
t.Fatal("expected error on hard limit less than soft limit")
}
}
func TestParseUlimitInvalidValueType(t *testing.T) {
if _, err := ParseUlimit("nofile=asdf"); err == nil {
t.Fatal("expected error on bad value type, but got no error")
} else if _, ok := err.(*strconv.NumError); !ok {
t.Fatalf("expected error on bad value type, but got `%s`", err)
}
if _, err := ParseUlimit("nofile=1024:asdf"); err == nil {
t.Fatal("expected error on bad value type, but got no error")
} else if _, ok := err.(*strconv.NumError); !ok {
t.Fatalf("expected error on bad value type, but got `%s`", err)
}
}
func TestUlimitStringOutput(t *testing.T) {
u := &Ulimit{"nofile", 1024, 512}
if s := u.String(); s != "nofile=512:1024" {
t.Fatal("expected String to return nofile=512:1024, but got", s)
}
}
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