github.com/xxRanger/go-ethereum@v1.8.23/swarm/storage/feed/lookup/epoch_test.go (about)

     1  package lookup_test
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/ethereum/go-ethereum/swarm/storage/feed/lookup"
     7  )
     8  
     9  func TestMarshallers(t *testing.T) {
    10  
    11  	for i := uint64(1); i < lookup.MaxTime; i *= 3 {
    12  		e := lookup.Epoch{
    13  			Time:  i,
    14  			Level: uint8(i % 20),
    15  		}
    16  		b, err := e.MarshalBinary()
    17  		if err != nil {
    18  			t.Fatal(err)
    19  		}
    20  		var e2 lookup.Epoch
    21  		if err := e2.UnmarshalBinary(b); err != nil {
    22  			t.Fatal(err)
    23  		}
    24  		if e != e2 {
    25  			t.Fatal("Expected unmarshalled epoch to be equal to marshalled onet.Fatal(err)")
    26  		}
    27  	}
    28  
    29  }
    30  
    31  func TestAfter(t *testing.T) {
    32  	a := lookup.Epoch{
    33  		Time:  5,
    34  		Level: 3,
    35  	}
    36  	b := lookup.Epoch{
    37  		Time:  6,
    38  		Level: 3,
    39  	}
    40  	c := lookup.Epoch{
    41  		Time:  6,
    42  		Level: 4,
    43  	}
    44  
    45  	if !b.After(a) {
    46  		t.Fatal("Expected 'after' to be true, got false")
    47  	}
    48  
    49  	if b.After(b) {
    50  		t.Fatal("Expected 'after' to be false when both epochs are identical, got true")
    51  	}
    52  
    53  	if !b.After(c) {
    54  		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")
    55  	}
    56  
    57  }