fix unit tests

Author: colinlyguo

rollup/internal/controller/relayer/l2_relayer.go

@@ -1678,7 +1678,7 @@ func (r *Layer2Relayer) validateSingleChunk(chunk *orm.Chunk, chunkIndex int, ba
 
 	// Check chunk continuity: previous chunk's end block number + 1 should equal current chunk's start block number
 	if prevChunk.EndBlockNumber+1 != chunk.StartBlockNumber {
-		return fmt.Errorf("batch %d chunk %d is not continuous with previous chunk: prev chunk %d end %d, current chunk start %d", batch.Batch.Index, chunk.Index, prevChunk.Index, prevChunk.EndBlockNumber, chunk.StartBlockNumber)
+		return fmt.Errorf("batch %d chunk %d is not continuous with previous chunk: prev chunk %d end block %d, current chunk start block %d", batch.Batch.Index, chunk.Index, prevChunk.Index, prevChunk.EndBlockNumber, chunk.StartBlockNumber)
 	}
 
 	return nil

rollup/internal/controller/relayer/relayer_test.go

@@ -81,6 +81,7 @@ func setupEnv(t *testing.T) {
 	block1 = &encoding.Block{}
 	err = json.Unmarshal(templateBlockTrace1, block1)
 	assert.NoError(t, err)
+	block1.Header.Number = big.NewInt(1)
 	chunk1 = &encoding.Chunk{Blocks: []*encoding.Block{block1}}
 	codec, err := encoding.CodecFromVersion(encoding.CodecV0)
 	assert.NoError(t, err)
@@ -94,6 +95,7 @@ func setupEnv(t *testing.T) {
 	block2 = &encoding.Block{}
 	err = json.Unmarshal(templateBlockTrace2, block2)
 	assert.NoError(t, err)
+	block2.Header.Number = big.NewInt(2)
 	chunk2 = &encoding.Chunk{Blocks: []*encoding.Block{block2}}
 	daChunk2, err := codec.NewDAChunk(chunk2, chunk1.NumL1Messages(0))
 	assert.NoError(t, err)