path: root/swarm/storage/feed/lookup/epoch_test.go

package lookup_test

import (
    "testing"

    "github.com/dexon-foundation/dexon/swarm/storage/feed/lookup"
)

func TestMarshallers(t *testing.T) {

    for i := uint64(1); i < lookup.MaxTime; i *= 3 {
        e := lookup.Epoch{
            Time:  i,
            Level: uint8(i % 20),
        }
        b, err := e.MarshalBinary()
        if err != nil {
            t.Fatal(err)
        }
        var e2 lookup.Epoch
        if err := e2.UnmarshalBinary(b); err != nil {
            t.Fatal(err)
        }
        if e != e2 {
            t.Fatal("Expected unmarshalled epoch to be equal to marshalled onet.Fatal(err)")
        }
    }

}

func TestAfter(t *testing.T) {
    a := lookup.Epoch{
        Time:  5,
        Level: 3,
    }
    b := lookup.Epoch{
        Time:  6,
        Level: 3,
    }
    c := lookup.Epoch{
        Time:  6,
        Level: 4,
    }

    if !b.After(a) {
        t.Fatal("Expected 'after' to be true, got false")
    }

    if b.After(b) {
        t.Fatal("Expected 'after' to be false when both epochs are identical, got true")
    }

    if !b.After(c) {
        t.Fatal("Expected 'after' to be true when both epochs have the same time but the level is lower in the first one, but got false")
    }

}