package storage

import (
	"os"
	"testing"
)

// The /sys fallback must find the same disks and partitions lsblk does.
func TestSysBlockDevices(t *testing.T) {
	if _, err := os.Stat("/sys/block"); err != nil {
		t.Skip("no /sys/block")
	}
	for _, d := range sysBlockDevices() {
		if d.Name == "" || d.Type != "disk" {
			t.Fatalf("bad node %+v", d)
		}
		t.Logf("%s size=%d tran=%s rota=%v parts=%d", d.Name, d.Size, str(d.Tran), d.Rota, len(d.Children))
		for _, c := range d.Children {
			t.Logf("  %s size=%d fs=%s mount=%s", c.Name, c.Size, str(c.FSType), str(c.Mountpoint))
		}
	}
}