core/block_processor_test.go


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package core

import (
    "math/big"
    "testing"

    "github.com/ethereum/go-ethereum/ethdb"
    "github.com/ethereum/go-ethereum/event"
    "github.com/ethereum/go-ethereum/pow/ezp"
)

func proc() (*BlockProcessor, *ChainManager) {
    db, _ := ethdb.NewMemDatabase()
    var mux event.TypeMux

    chainMan := NewChainManager(db, db, &mux)
    return NewBlockProcessor(db, db, ezp.New(), nil, chainMan, &mux), chainMan
}

func TestNumber(t *testing.T) {
    bp, chain := proc()
    block1 := chain.NewBlock(nil)
    block1.Header().Number = big.NewInt(3)

    err := bp.ValidateHeader(block1.Header(), chain.Genesis().Header())
    if err != BlockNumberErr {
        t.Errorf("expected block number error")
    }

    block1 = chain.NewBlock(nil)
    err = bp.ValidateHeader(block1.Header(), chain.Genesis().Header())
    if err == BlockNumberErr {
        t.Errorf("didn't expect block number error")
    }
}