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package libvirt
import (
"bytes"
"errors"
"log"
"net"
"os"
"testing"
"time"
)
func TestDiskLetterForIndex(t *testing.T) {
diskNumbers := []int{0, 1, 2, 3, 4, 16, 24, 25, 26, 30, 300}
names := []string{"a", "b", "c", "d", "e", "q", "y", "z", "aa", "ae", "ko"}
for i, diskNumber := range diskNumbers {
ret := DiskLetterForIndex(diskNumber)
if ret != names[i] {
t.Errorf("Expected %s, got %s for disk %d", names[i], ret, diskNumber)
}
}
}
func TestIPsRange(t *testing.T) {
_, net, err := net.ParseCIDR("192.168.18.1/24")
if err != nil {
t.Errorf("When parsing network: %s", err)
}
start, end := NetworkRange(net)
if start.String() != "192.168.18.0" {
t.Errorf("unexpected range start for '%s': %s", net, start)
}
if end.String() != "192.168.18.255" {
t.Errorf("unexpected range start for '%s': %s", net, start)
}
}
func TestWaitForSuccessEverythingFine(t *testing.T) {
waitSleep := WaitSleepInterval
waitTimeout := WaitTimeout
defer func() {
WaitSleepInterval = waitSleep
WaitTimeout = waitTimeout
}()
WaitTimeout = 1 * time.Second
WaitSleepInterval = 1 * time.Nanosecond
err := WaitForSuccess(
"boom",
func() error {
return nil
})
if err != nil {
t.Errorf("unexpected error %v", err)
}
}
func TestWaitForSuccessBrokenFunction(t *testing.T) {
waitSleep := WaitSleepInterval
waitTimeout := WaitTimeout
var b bytes.Buffer
log.SetOutput(&b)
defer func() {
WaitSleepInterval = waitSleep
WaitTimeout = waitTimeout
log.SetOutput(os.Stderr)
}()
WaitTimeout = 1 * time.Second
WaitSleepInterval = 1 * time.Nanosecond
err := WaitForSuccess(
"boom",
func() error {
return errors.New("something went wrong")
})
if err == nil {
t.Error("expected error")
}
}
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