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https://gitlab.com/pulsechaincom/go-pulse.git
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22defa5af7
* cmd, core/state, light, trie, eth: add trie owner notion * all: refactor * tests: fix goimports * core/state/snapshot: fix ineffasigns Co-authored-by: Martin Holst Swende <martin@swende.se>
120 lines
3.3 KiB
Go
120 lines
3.3 KiB
Go
// Copyright 2022 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 trie
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import (
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"testing"
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"github.com/ethereum/go-ethereum/core/rawdb"
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)
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// Tests if the trie diffs are tracked correctly.
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func TestTrieTracer(t *testing.T) {
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trie := NewEmpty(NewDatabase(rawdb.NewMemoryDatabase()))
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trie.tracer = newTracer()
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// Insert a batch of entries, all the nodes should be marked as inserted
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vals := []struct{ k, v string }{
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{"do", "verb"},
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{"ether", "wookiedoo"},
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{"horse", "stallion"},
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{"shaman", "horse"},
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{"doge", "coin"},
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{"dog", "puppy"},
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{"somethingveryoddindeedthis is", "myothernodedata"},
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}
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for _, val := range vals {
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trie.Update([]byte(val.k), []byte(val.v))
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}
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trie.Hash()
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seen := make(map[string]struct{})
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it := trie.NodeIterator(nil)
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for it.Next(true) {
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if it.Leaf() {
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continue
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}
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seen[string(it.Path())] = struct{}{}
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}
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inserted := trie.tracer.insertList()
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if len(inserted) != len(seen) {
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t.Fatalf("Unexpected inserted node tracked want %d got %d", len(seen), len(inserted))
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}
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for _, k := range inserted {
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_, ok := seen[string(k)]
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if !ok {
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t.Fatalf("Unexpected inserted node")
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}
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}
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deleted := trie.tracer.deleteList()
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if len(deleted) != 0 {
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t.Fatalf("Unexpected deleted node tracked %d", len(deleted))
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}
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// Commit the changes
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trie.Commit(nil)
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// Delete all the elements, check deletion set
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for _, val := range vals {
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trie.Delete([]byte(val.k))
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}
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trie.Hash()
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inserted = trie.tracer.insertList()
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if len(inserted) != 0 {
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t.Fatalf("Unexpected inserted node tracked %d", len(inserted))
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}
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deleted = trie.tracer.deleteList()
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if len(deleted) != len(seen) {
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t.Fatalf("Unexpected deleted node tracked want %d got %d", len(seen), len(deleted))
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}
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for _, k := range deleted {
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_, ok := seen[string(k)]
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if !ok {
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t.Fatalf("Unexpected inserted node")
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}
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}
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}
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func TestTrieTracerNoop(t *testing.T) {
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trie := NewEmpty(NewDatabase(rawdb.NewMemoryDatabase()))
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trie.tracer = newTracer()
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// Insert a batch of entries, all the nodes should be marked as inserted
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vals := []struct{ k, v string }{
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{"do", "verb"},
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{"ether", "wookiedoo"},
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{"horse", "stallion"},
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{"shaman", "horse"},
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{"doge", "coin"},
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{"dog", "puppy"},
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{"somethingveryoddindeedthis is", "myothernodedata"},
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}
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for _, val := range vals {
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trie.Update([]byte(val.k), []byte(val.v))
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}
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for _, val := range vals {
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trie.Delete([]byte(val.k))
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}
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if len(trie.tracer.insertList()) != 0 {
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t.Fatalf("Unexpected inserted node tracked %d", len(trie.tracer.insertList()))
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}
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if len(trie.tracer.deleteList()) != 0 {
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t.Fatalf("Unexpected deleted node tracked %d", len(trie.tracer.deleteList()))
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}
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}
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