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package rings
import (
"fmt"
"net/netip"
"testing"
)
func TestRingOneAddress(t *testing.T) {
RZNTest(t, "RingOneAddress", RingOneAddress, []RZNTestCase{
{1, 1, 50, MustParseAddr("10.1.16.50")},
{1, 2, 50, MustParseAddr("10.1.32.50")},
{2, 3, 300, MustParseAddr("10.2.49.44")},
{1, 20, 50, netip.Addr{}},
})
}
type RZNTestCase struct {
region RegionID
zone ZoneID
node NodeID
addr netip.Addr
}
func RZNTest(t *testing.T,
fnName string, fn func(RegionID, ZoneID, NodeID) (netip.Addr, error),
cases []RZNTestCase) {
//
for i, tc := range cases {
s := fmt.Sprintf("%s(%v, %v, %v)", fnName,
tc.region,
tc.zone,
tc.node,
)
addr, err := fn(tc.region, tc.zone, tc.node)
switch {
case !tc.addr.IsValid():
// expect error
if err != nil {
t.Logf("[%v/%v]: %s → %s", i, len(cases), s, err)
} else {
t.Errorf("ERROR: [%v/%v]: %s → %s (expected %s)", i, len(cases), s, addr, "error")
}
case err != nil:
t.Errorf("ERROR: [%v/%v]: %s → %s (expected %s)", i, len(cases), s, err, tc.addr)
case addr.Compare(tc.addr) != 0:
t.Errorf("ERROR: [%v/%v]: %s → %s (expected %s)", i, len(cases), s, addr, tc.addr)
default:
t.Logf("[%v/%v]: %s → %s", i, len(cases), s, addr)
}
}
}