60 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
		
		
			
		
	
	
			60 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
|   | // Copyright 2019 The go-ethereum Authors | ||
|  | // This file is part of the go-ethereum library. | ||
|  | // | ||
|  | // The go-ethereum library is free software: you can redistribute it and/or modify | ||
|  | // it under the terms of the GNU Lesser General Public License as published by | ||
|  | // the Free Software Foundation, either version 3 of the License, or | ||
|  | // (at your option) any later version. | ||
|  | // | ||
|  | // The go-ethereum library is distributed in the hope that it will be useful, | ||
|  | // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
|  | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
|  | // GNU Lesser General Public License for more details. | ||
|  | // | ||
|  | // You should have received a copy of the GNU Lesser General Public License | ||
|  | // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. | ||
|  | 
 | ||
|  | package rlp | ||
|  | 
 | ||
|  | import ( | ||
|  | 	"testing" | ||
|  | 
 | ||
|  | 	"github.com/ethereum/go-ethereum/common/hexutil" | ||
|  | ) | ||
|  | 
 | ||
|  | // TestIterator tests some basic things about the ListIterator. A more | ||
|  | // comprehensive test can be found in core/rlp_test.go, where we can | ||
|  | // use both types and rlp without dependency cycles | ||
|  | func TestIterator(t *testing.T) { | ||
|  | 	bodyRlpHex := "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" | ||
|  | 	bodyRlp := hexutil.MustDecode(bodyRlpHex) | ||
|  | 
 | ||
|  | 	it, err := NewListIterator(bodyRlp) | ||
|  | 	if err != nil { | ||
|  | 		t.Fatal(err) | ||
|  | 	} | ||
|  | 	// Check that txs exist | ||
|  | 	if !it.Next() { | ||
|  | 		t.Fatal("expected two elems, got zero") | ||
|  | 	} | ||
|  | 	txs := it.Value() | ||
|  | 	// Check that uncles exist | ||
|  | 	if !it.Next() { | ||
|  | 		t.Fatal("expected two elems, got one") | ||
|  | 	} | ||
|  | 	txit, err := NewListIterator(txs) | ||
|  | 	if err != nil { | ||
|  | 		t.Fatal(err) | ||
|  | 	} | ||
|  | 	var i = 0 | ||
|  | 	for txit.Next() { | ||
|  | 		if txit.err != nil { | ||
|  | 			t.Fatal(txit.err) | ||
|  | 		} | ||
|  | 		i++ | ||
|  | 	} | ||
|  | 	if exp := 2; i != exp { | ||
|  | 		t.Errorf("count wrong, expected %d got %d", i, exp) | ||
|  | 	} | ||
|  | } |