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41 lines
1.3 KiB
Go
41 lines
1.3 KiB
Go
// Copyright 2019 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// Package testlog provides a log handler for unit tests.
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package testlog
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import (
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"strings"
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"testing"
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"github.com/ethereum/go-ethereum/log"
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)
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type relay struct {
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t *testing.T
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}
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func (r *relay) Write(p []byte) (n int, err error) {
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r.t.Log(strings.TrimSpace(string(p)))
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return len(p), nil
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}
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// Logger returns a logger which logs to the unit test log of t.
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func Logger(t *testing.T, level log.Lvl) log.Logger {
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l := log.New()
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l.SetHandler(log.LvlFilterHandler(level, log.StreamHandler(&relay{t}, log.TerminalFormat(false))))
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return l
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}
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