You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					
					
						
							25 lines
						
					
					
						
							555 B
						
					
					
				
			
		
		
		
			
			
			
		
		
	
	
							25 lines
						
					
					
						
							555 B
						
					
					
				| package sequence | |
| 
 | |
| import ( | |
| 	"encoding/hex" | |
| 	"github.com/seaweedfs/seaweedfs/weed/storage/types" | |
| 	"github.com/stretchr/testify/assert" | |
| 	"testing" | |
| ) | |
| 
 | |
| func TestSequencer(t *testing.T) { | |
| 	seq, err := NewSnowflakeSequencer("for_test", 1) | |
| 	assert.Equal(t, nil, err) | |
| 	last := uint64(0) | |
| 	bytes := make([]byte, types.NeedleIdSize) | |
| 	for i := 0; i < 100; i++ { | |
| 		next := seq.NextFileId(1) | |
| 		types.NeedleIdToBytes(bytes, types.NeedleId(next)) | |
| 		println(hex.EncodeToString(bytes)) | |
| 		if last == next { | |
| 			t.Errorf("last %d next %d", last, next) | |
| 		} | |
| 		last = next | |
| 	} | |
| 
 | |
| }
 |