mirror of https://github.com/ethereum/go-ethereum
Zsolt Felfoldi
2 months ago
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fb57e6316b
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3ce3b80bb3
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// Copyright 2024 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 filtermaps |
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import ( |
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"context" |
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"math/rand" |
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"testing" |
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"github.com/ethereum/go-ethereum/common" |
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) |
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func TestMatcher(t *testing.T) { |
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ts := newTestSetup(t) |
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defer ts.close() |
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ts.chain.addBlocks(1000, 10, 10, 4, true) |
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ts.setHistory(0, false) |
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ts.fm.WaitIdle() |
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for i := 0; i < 500; i++ { |
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bhash := ts.chain.canonical[rand.Intn(len(ts.chain.canonical))] |
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receipts := ts.chain.receipts[bhash] |
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if len(receipts) == 0 { |
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continue |
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} |
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receipt := receipts[rand.Intn(len(receipts))] |
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if len(receipt.Logs) == 0 { |
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continue |
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} |
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log := receipt.Logs[rand.Intn(len(receipt.Logs))] |
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var ok bool |
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addresses := make([]common.Address, rand.Intn(3)) |
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for i := range addresses { |
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rand.Read(addresses[i][:]) |
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} |
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if len(addresses) > 0 { |
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addresses[rand.Intn(len(addresses))] = log.Address |
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ok = true |
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} |
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topics := make([][]common.Hash, rand.Intn(len(log.Topics)+1)) |
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for j := range topics { |
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topics[j] = make([]common.Hash, rand.Intn(3)) |
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for i := range topics[j] { |
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rand.Read(topics[j][i][:]) |
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} |
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if len(topics[j]) > 0 { |
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topics[j][rand.Intn(len(topics[j]))] = log.Topics[j] |
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ok = true |
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} |
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} |
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if !ok { |
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continue // cannot search for match-all pattern
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} |
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mb := ts.fm.NewMatcherBackend() |
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logs, err := GetPotentialMatches(context.Background(), mb, 0, 1000, addresses, topics) |
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mb.Close() |
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if err != nil { |
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t.Fatalf("Log search error: %v", err) |
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} |
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var found bool |
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for _, l := range logs { |
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if l == log { |
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found = true |
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break |
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} |
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} |
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if !found { |
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t.Fatalf("Log search did not return expected log (addresses: %v, topics: %v, expected log: %v)", addresses, topics, *log) |
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} |
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} |
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} |
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